Merge pull request #37317 from akien-mga/display-server-rebased

Separate DisplayServer from OS and add multiple windows support

26 files changed, 9007 insertions, 0 deletions

diff --git a/platform/linuxbsd/SCsub b/platform/linuxbsd/SCsub
new file mode 100644
index 0000000000..f3f65e216e
--- /dev/null
+++ b/platform/linuxbsd/SCsub
@@ -0,0 +1,23 @@
+#!/usr/bin/env python
+
+Import('env')
+
+from platform_methods import run_in_subprocess
+import platform_linuxbsd_builders
+
+common_x11 = [
+    "crash_handler_linuxbsd.cpp",
+    "os_linuxbsd.cpp",
+    "joypad_linux.cpp",
+    "context_gl_x11.cpp",
+    "detect_prime_x11.cpp",
+    "display_server_x11.cpp",
+    "vulkan_context_x11.cpp",
+    "key_mapping_x11.cpp",
+
+]
+
+prog = env.add_program('#bin/godot', ['godot_linuxbsd.cpp'] + common_x11)
+
+if (env["debug_symbols"] == "full" or env["debug_symbols"] == "yes") and env["separate_debug_symbols"]:
+    env.AddPostAction(prog, run_in_subprocess(platform_linuxbsd_builders.make_debug_linuxbsd))
diff --git a/platform/linuxbsd/context_gl_x11.cpp b/platform/linuxbsd/context_gl_x11.cpp
new file mode 100644
index 0000000000..5442af3bef
--- /dev/null
+++ b/platform/linuxbsd/context_gl_x11.cpp
@@ -0,0 +1,265 @@
+/*************************************************************************/
+/*  context_gl_x11.cpp                                                   */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#include "context_gl_x11.h"
+
+#ifdef X11_ENABLED
+#if defined(OPENGL_ENABLED)
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#define GLX_GLXEXT_PROTOTYPES
+#include <GL/glx.h>
+#include <GL/glxext.h>
+
+#define GLX_CONTEXT_MAJOR_VERSION_ARB 0x2091
+#define GLX_CONTEXT_MINOR_VERSION_ARB 0x2092
+
+typedef GLXContext (*GLXCREATECONTEXTATTRIBSARBPROC)(Display *, GLXFBConfig, GLXContext, Bool, const int *);
+
+struct ContextGL_X11_Private {
+
+	::GLXContext glx_context;
+};
+
+void ContextGL_X11::release_current() {
+
+	glXMakeCurrent(x11_display, None, NULL);
+}
+
+void ContextGL_X11::make_current() {
+
+	glXMakeCurrent(x11_display, x11_window, p->glx_context);
+}
+
+void ContextGL_X11::swap_buffers() {
+
+	glXSwapBuffers(x11_display, x11_window);
+}
+
+static bool ctxErrorOccurred = false;
+static int ctxErrorHandler(Display *dpy, XErrorEvent *ev) {
+	ctxErrorOccurred = true;
+	return 0;
+}
+
+static void set_class_hint(Display *p_display, Window p_window) {
+	XClassHint *classHint;
+
+	/* set the name and class hints for the window manager to use */
+	classHint = XAllocClassHint();
+	if (classHint) {
+		classHint->res_name = (char *)"Godot_Engine";
+		classHint->res_class = (char *)"Godot";
+	}
+	XSetClassHint(p_display, p_window, classHint);
+	XFree(classHint);
+}
+
+Error ContextGL_X11::initialize() {
+
+	//const char *extensions = glXQueryExtensionsString(x11_display, DefaultScreen(x11_display));
+
+	GLXCREATECONTEXTATTRIBSARBPROC glXCreateContextAttribsARB = (GLXCREATECONTEXTATTRIBSARBPROC)glXGetProcAddress((const GLubyte *)"glXCreateContextAttribsARB");
+
+	ERR_FAIL_COND_V(!glXCreateContextAttribsARB, ERR_UNCONFIGURED);
+
+	static int visual_attribs[] = {
+		GLX_RENDER_TYPE, GLX_RGBA_BIT,
+		GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT,
+		GLX_DOUBLEBUFFER, true,
+		GLX_RED_SIZE, 1,
+		GLX_GREEN_SIZE, 1,
+		GLX_BLUE_SIZE, 1,
+		GLX_DEPTH_SIZE, 24,
+		None
+	};
+
+	static int visual_attribs_layered[] = {
+		GLX_RENDER_TYPE, GLX_RGBA_BIT,
+		GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT,
+		GLX_DOUBLEBUFFER, true,
+		GLX_RED_SIZE, 8,
+		GLX_GREEN_SIZE, 8,
+		GLX_BLUE_SIZE, 8,
+		GLX_ALPHA_SIZE, 8,
+		GLX_DEPTH_SIZE, 24,
+		None
+	};
+
+	int fbcount;
+	GLXFBConfig fbconfig = 0;
+	XVisualInfo *vi = NULL;
+
+	XSetWindowAttributes swa;
+	swa.event_mask = StructureNotifyMask;
+	swa.border_pixel = 0;
+	unsigned long valuemask = CWBorderPixel | CWColormap | CWEventMask;
+
+	if (OS::get_singleton()->is_layered_allowed()) {
+		GLXFBConfig *fbc = glXChooseFBConfig(x11_display, DefaultScreen(x11_display), visual_attribs_layered, &fbcount);
+		ERR_FAIL_COND_V(!fbc, ERR_UNCONFIGURED);
+
+		for (int i = 0; i < fbcount; i++) {
+			vi = (XVisualInfo *)glXGetVisualFromFBConfig(x11_display, fbc[i]);
+			if (!vi)
+				continue;
+
+			XRenderPictFormat *pict_format = XRenderFindVisualFormat(x11_display, vi->visual);
+			if (!pict_format) {
+				XFree(vi);
+				vi = NULL;
+				continue;
+			}
+
+			fbconfig = fbc[i];
+			if (pict_format->direct.alphaMask > 0) {
+				break;
+			}
+		}
+		XFree(fbc);
+		ERR_FAIL_COND_V(!fbconfig, ERR_UNCONFIGURED);
+
+		swa.background_pixmap = None;
+		swa.background_pixel = 0;
+		swa.border_pixmap = None;
+		valuemask |= CWBackPixel;
+
+	} else {
+		GLXFBConfig *fbc = glXChooseFBConfig(x11_display, DefaultScreen(x11_display), visual_attribs, &fbcount);
+		ERR_FAIL_COND_V(!fbc, ERR_UNCONFIGURED);
+
+		vi = glXGetVisualFromFBConfig(x11_display, fbc[0]);
+
+		fbconfig = fbc[0];
+		XFree(fbc);
+	}
+
+	int (*oldHandler)(Display *, XErrorEvent *) = XSetErrorHandler(&ctxErrorHandler);
+
+	switch (context_type) {
+		case GLES_2_0_COMPATIBLE: {
+
+			p->glx_context = glXCreateNewContext(x11_display, fbconfig, GLX_RGBA_TYPE, 0, true);
+			ERR_FAIL_COND_V(!p->glx_context, ERR_UNCONFIGURED);
+		} break;
+	}
+
+	swa.colormap = XCreateColormap(x11_display, RootWindow(x11_display, vi->screen), vi->visual, AllocNone);
+	x11_window = XCreateWindow(x11_display, RootWindow(x11_display, vi->screen), 0, 0, OS::get_singleton()->get_video_mode().width, OS::get_singleton()->get_video_mode().height, 0, vi->depth, InputOutput, vi->visual, valuemask, &swa);
+	XStoreName(x11_display, x11_window, "Godot Engine");
+
+	ERR_FAIL_COND_V(!x11_window, ERR_UNCONFIGURED);
+	set_class_hint(x11_display, x11_window);
+	XMapWindow(x11_display, x11_window);
+
+	XSync(x11_display, False);
+	XSetErrorHandler(oldHandler);
+
+	glXMakeCurrent(x11_display, x11_window, p->glx_context);
+
+	XFree(vi);
+
+	return OK;
+}
+
+int ContextGL_X11::get_window_width() {
+
+	XWindowAttributes xwa;
+	XGetWindowAttributes(x11_display, x11_window, &xwa);
+
+	return xwa.width;
+}
+
+int ContextGL_X11::get_window_height() {
+	XWindowAttributes xwa;
+	XGetWindowAttributes(x11_display, x11_window, &xwa);
+
+	return xwa.height;
+}
+
+void ContextGL_X11::set_use_vsync(bool p_use) {
+	static bool setup = false;
+	static PFNGLXSWAPINTERVALEXTPROC glXSwapIntervalEXT = NULL;
+	static PFNGLXSWAPINTERVALSGIPROC glXSwapIntervalMESA = NULL;
+	static PFNGLXSWAPINTERVALSGIPROC glXSwapIntervalSGI = NULL;
+
+	if (!setup) {
+		setup = true;
+		String extensions = glXQueryExtensionsString(x11_display, DefaultScreen(x11_display));
+		if (extensions.find("GLX_EXT_swap_control") != -1)
+			glXSwapIntervalEXT = (PFNGLXSWAPINTERVALEXTPROC)glXGetProcAddressARB((const GLubyte *)"glXSwapIntervalEXT");
+		if (extensions.find("GLX_MESA_swap_control") != -1)
+			glXSwapIntervalMESA = (PFNGLXSWAPINTERVALSGIPROC)glXGetProcAddressARB((const GLubyte *)"glXSwapIntervalMESA");
+		if (extensions.find("GLX_SGI_swap_control") != -1)
+			glXSwapIntervalSGI = (PFNGLXSWAPINTERVALSGIPROC)glXGetProcAddressARB((const GLubyte *)"glXSwapIntervalSGI");
+	}
+	int val = p_use ? 1 : 0;
+	if (glXSwapIntervalMESA) {
+		glXSwapIntervalMESA(val);
+	} else if (glXSwapIntervalSGI) {
+		glXSwapIntervalSGI(val);
+	} else if (glXSwapIntervalEXT) {
+		GLXDrawable drawable = glXGetCurrentDrawable();
+		glXSwapIntervalEXT(x11_display, drawable, val);
+	} else
+		return;
+	use_vsync = p_use;
+}
+bool ContextGL_X11::is_using_vsync() const {
+
+	return use_vsync;
+}
+
+ContextGL_X11::ContextGL_X11(::Display *p_x11_display, ::Window &p_x11_window, const OS::VideoMode &p_default_video_mode, ContextType p_context_type) :
+		x11_window(p_x11_window) {
+
+	default_video_mode = p_default_video_mode;
+	x11_display = p_x11_display;
+
+	context_type = p_context_type;
+
+	double_buffer = false;
+	direct_render = false;
+	glx_minor = glx_major = 0;
+	p = memnew(ContextGL_X11_Private);
+	p->glx_context = 0;
+	use_vsync = false;
+}
+
+ContextGL_X11::~ContextGL_X11() {
+	release_current();
+	glXDestroyContext(x11_display, p->glx_context);
+	memdelete(p);
+}
+
+#endif
+#endif
diff --git a/platform/linuxbsd/context_gl_x11.h b/platform/linuxbsd/context_gl_x11.h
new file mode 100644
index 0000000000..2c0643c95a
--- /dev/null
+++ b/platform/linuxbsd/context_gl_x11.h
@@ -0,0 +1,81 @@
+/*************************************************************************/
+/*  context_gl_x11.h                                                     */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifndef CONTEXT_GL_X11_H
+#define CONTEXT_GL_X11_H
+
+#ifdef X11_ENABLED
+
+#if defined(OPENGL_ENABLED)
+
+#include "core/os/os.h"
+#include <X11/Xlib.h>
+#include <X11/extensions/Xrender.h>
+
+struct ContextGL_X11_Private;
+
+class ContextGL_X11 {
+
+public:
+	enum ContextType {
+		GLES_2_0_COMPATIBLE,
+	};
+
+private:
+	ContextGL_X11_Private *p;
+	OS::VideoMode default_video_mode;
+	::Display *x11_display;
+	::Window &x11_window;
+	bool double_buffer;
+	bool direct_render;
+	int glx_minor, glx_major;
+	bool use_vsync;
+	ContextType context_type;
+
+public:
+	void release_current();
+	void make_current();
+	void swap_buffers();
+	int get_window_width();
+	int get_window_height();
+
+	Error initialize();
+
+	void set_use_vsync(bool p_use);
+	bool is_using_vsync() const;
+
+	ContextGL_X11(::Display *p_x11_display, ::Window &p_x11_window, const OS::VideoMode &p_default_video_mode, ContextType p_context_type);
+	~ContextGL_X11();
+};
+
+#endif
+
+#endif
+#endif
diff --git a/platform/linuxbsd/crash_handler_linuxbsd.cpp b/platform/linuxbsd/crash_handler_linuxbsd.cpp
new file mode 100644
index 0000000000..1b3804e3ed
--- /dev/null
+++ b/platform/linuxbsd/crash_handler_linuxbsd.cpp
@@ -0,0 +1,149 @@
+/*************************************************************************/
+/*  crash_handler_linuxbsd.cpp                                           */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#include "crash_handler_linuxbsd.h"
+
+#include "core/os/os.h"
+#include "core/project_settings.h"
+#include "main/main.h"
+
+#ifdef DEBUG_ENABLED
+#define CRASH_HANDLER_ENABLED 1
+#endif
+
+#ifdef CRASH_HANDLER_ENABLED
+#include <cxxabi.h>
+#include <dlfcn.h>
+#include <execinfo.h>
+#include <signal.h>
+#include <stdlib.h>
+
+static void handle_crash(int sig) {
+	if (OS::get_singleton() == NULL) {
+		abort();
+	}
+
+	void *bt_buffer[256];
+	size_t size = backtrace(bt_buffer, 256);
+	String _execpath = OS::get_singleton()->get_executable_path();
+
+	String msg;
+	const ProjectSettings *proj_settings = ProjectSettings::get_singleton();
+	if (proj_settings) {
+		msg = proj_settings->get("debug/settings/crash_handler/message");
+	}
+
+	// Dump the backtrace to stderr with a message to the user
+	fprintf(stderr, "%s: Program crashed with signal %d\n", __FUNCTION__, sig);
+
+	if (OS::get_singleton()->get_main_loop())
+		OS::get_singleton()->get_main_loop()->notification(MainLoop::NOTIFICATION_CRASH);
+
+	fprintf(stderr, "Dumping the backtrace. %ls\n", msg.c_str());
+	char **strings = backtrace_symbols(bt_buffer, size);
+	if (strings) {
+		for (size_t i = 1; i < size; i++) {
+			char fname[1024];
+			Dl_info info;
+
+			snprintf(fname, 1024, "%s", strings[i]);
+
+			// Try to demangle the function name to provide a more readable one
+			if (dladdr(bt_buffer[i], &info) && info.dli_sname) {
+				if (info.dli_sname[0] == '_') {
+					int status;
+					char *demangled = abi::__cxa_demangle(info.dli_sname, NULL, 0, &status);
+
+					if (status == 0 && demangled) {
+						snprintf(fname, 1024, "%s", demangled);
+					}
+
+					if (demangled)
+						free(demangled);
+				}
+			}
+
+			List<String> args;
+
+			char str[1024];
+			snprintf(str, 1024, "%p", bt_buffer[i]);
+			args.push_back(str);
+			args.push_back("-e");
+			args.push_back(_execpath);
+
+			String output = "";
+
+			// Try to get the file/line number using addr2line
+			int ret;
+			Error err = OS::get_singleton()->execute(String("addr2line"), args, true, NULL, &output, &ret);
+			if (err == OK) {
+				output.erase(output.length() - 1, 1);
+			}
+
+			fprintf(stderr, "[%ld] %s (%ls)\n", (long int)i, fname, output.c_str());
+		}
+
+		free(strings);
+	}
+	fprintf(stderr, "-- END OF BACKTRACE --\n");
+
+	// Abort to pass the error to the OS
+	abort();
+}
+#endif
+
+CrashHandler::CrashHandler() {
+	disabled = false;
+}
+
+CrashHandler::~CrashHandler() {
+	disable();
+}
+
+void CrashHandler::disable() {
+	if (disabled)
+		return;
+
+#ifdef CRASH_HANDLER_ENABLED
+	signal(SIGSEGV, NULL);
+	signal(SIGFPE, NULL);
+	signal(SIGILL, NULL);
+#endif
+
+	disabled = true;
+}
+
+void CrashHandler::initialize() {
+#ifdef CRASH_HANDLER_ENABLED
+	signal(SIGSEGV, handle_crash);
+	signal(SIGFPE, handle_crash);
+	signal(SIGILL, handle_crash);
+#endif
+}
diff --git a/platform/linuxbsd/crash_handler_linuxbsd.h b/platform/linuxbsd/crash_handler_linuxbsd.h
new file mode 100644
index 0000000000..94b4649690
--- /dev/null
+++ b/platform/linuxbsd/crash_handler_linuxbsd.h
@@ -0,0 +1,48 @@
+/*************************************************************************/
+/*  crash_handler_linuxbsd.h                                             */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifndef CRASH_HANDLER_X11_H
+#define CRASH_HANDLER_X11_H
+
+class CrashHandler {
+
+	bool disabled;
+
+public:
+	void initialize();
+
+	void disable();
+	bool is_disabled() const { return disabled; };
+
+	CrashHandler();
+	~CrashHandler();
+};
+
+#endif // CRASH_HANDLER_X11_H
diff --git a/platform/linuxbsd/detect.py b/platform/linuxbsd/detect.py
new file mode 100644
index 0000000000..1a395efffe
--- /dev/null
+++ b/platform/linuxbsd/detect.py
@@ -0,0 +1,368 @@
+import os
+import platform
+import sys
+
+
+def is_active():
+    return True
+
+
+def get_name():
+    return "LinuxBSD"
+
+
+def can_build():
+
+    if (os.name != "posix" or sys.platform == "darwin"):
+        return False
+
+    # Check the minimal dependencies
+    x11_error = os.system("pkg-config --version > /dev/null")
+    if (x11_error):
+        return False
+
+    x11_error = os.system("pkg-config x11 --modversion > /dev/null ")
+    if (x11_error):
+        return False
+
+    x11_error = os.system("pkg-config xcursor --modversion > /dev/null ")
+    if (x11_error):
+        print("xcursor not found.. x11 disabled.")
+        return False
+
+    x11_error = os.system("pkg-config xinerama --modversion > /dev/null ")
+    if (x11_error):
+        print("xinerama not found.. x11 disabled.")
+        return False
+
+    x11_error = os.system("pkg-config xrandr --modversion > /dev/null ")
+    if (x11_error):
+        print("xrandr not found.. x11 disabled.")
+        return False
+
+    x11_error = os.system("pkg-config xrender --modversion > /dev/null ")
+    if (x11_error):
+        print("xrender not found.. x11 disabled.")
+        return False
+
+    x11_error = os.system("pkg-config xi --modversion > /dev/null ")
+    if (x11_error):
+        print("xi not found.. Aborting.")
+        return False
+
+    return True
+
+def get_opts():
+    from SCons.Variables import BoolVariable, EnumVariable
+
+    return [
+        BoolVariable('use_llvm', 'Use the LLVM compiler', False),
+        BoolVariable('use_lld', 'Use the LLD linker', False),
+        BoolVariable('use_thinlto', 'Use ThinLTO', False),
+        BoolVariable('use_static_cpp', 'Link libgcc and libstdc++ statically for better portability', False),
+        BoolVariable('use_coverage', 'Test Godot coverage', False),
+        BoolVariable('use_ubsan', 'Use LLVM/GCC compiler undefined behavior sanitizer (UBSAN)', False),
+        BoolVariable('use_asan', 'Use LLVM/GCC compiler address sanitizer (ASAN))', False),
+        BoolVariable('use_lsan', 'Use LLVM/GCC compiler leak sanitizer (LSAN))', False),
+        BoolVariable('use_tsan', 'Use LLVM/GCC compiler thread sanitizer (TSAN))', False),
+        BoolVariable('pulseaudio', 'Detect and use PulseAudio', True),
+        BoolVariable('udev', 'Use udev for gamepad connection callbacks', False),
+        EnumVariable('debug_symbols', 'Add debugging symbols to release builds', 'yes', ('yes', 'no', 'full')),
+        BoolVariable('separate_debug_symbols', 'Create a separate file containing debugging symbols', False),
+        BoolVariable('touch', 'Enable touch events', True),
+        BoolVariable('execinfo', 'Use libexecinfo on systems where glibc is not available', False),
+    ]
+
+
+def get_flags():
+
+    return []
+
+
+def configure(env):
+
+    ## Build type
+
+    if (env["target"] == "release"):
+        if (env["optimize"] == "speed"): #optimize for speed (default)
+            env.Prepend(CCFLAGS=['-O3'])
+        else: #optimize for size
+            env.Prepend(CCFLAGS=['-Os'])
+
+        if (env["debug_symbols"] == "yes"):
+            env.Prepend(CCFLAGS=['-g1'])
+        if (env["debug_symbols"] == "full"):
+            env.Prepend(CCFLAGS=['-g2'])
+
+    elif (env["target"] == "release_debug"):
+        if (env["optimize"] == "speed"): #optimize for speed (default)
+            env.Prepend(CCFLAGS=['-O2'])
+        else: #optimize for size
+            env.Prepend(CCFLAGS=['-Os'])
+        env.Prepend(CPPDEFINES=['DEBUG_ENABLED'])
+
+        if (env["debug_symbols"] == "yes"):
+            env.Prepend(CCFLAGS=['-g1'])
+        if (env["debug_symbols"] == "full"):
+            env.Prepend(CCFLAGS=['-g2'])
+
+    elif (env["target"] == "debug"):
+        env.Prepend(CCFLAGS=['-g3'])
+        env.Prepend(CPPDEFINES=['DEBUG_ENABLED', 'DEBUG_MEMORY_ENABLED'])
+        env.Append(LINKFLAGS=['-rdynamic'])
+
+    ## Architecture
+
+    is64 = sys.maxsize > 2**32
+    if (env["bits"] == "default"):
+        env["bits"] = "64" if is64 else "32"
+
+    ## Compiler configuration
+
+    if 'CXX' in env and 'clang' in os.path.basename(env['CXX']):
+        # Convenience check to enforce the use_llvm overrides when CXX is clang(++)
+        env['use_llvm'] = True
+
+    if env['use_llvm']:
+        if ('clang++' not in os.path.basename(env['CXX'])):
+            env["CC"] = "clang"
+            env["CXX"] = "clang++"
+            env["LINK"] = "clang++"
+        env.Append(CPPDEFINES=['TYPED_METHOD_BIND'])
+        env.extra_suffix = ".llvm" + env.extra_suffix
+
+    if env['use_lld']:
+        if env['use_llvm']:
+            env.Append(LINKFLAGS=['-fuse-ld=lld'])
+            if env['use_thinlto']:
+                # A convenience so you don't need to write use_lto too when using SCons
+                env['use_lto'] = True
+        else:
+            print("Using LLD with GCC is not supported yet, try compiling with 'use_llvm=yes'.")
+            sys.exit(255)
+
+    if env['use_coverage']:
+        env.Append(CCFLAGS=['-ftest-coverage', '-fprofile-arcs'])
+        env.Append(LINKFLAGS=['-ftest-coverage', '-fprofile-arcs'])
+
+    if env['use_ubsan'] or env['use_asan'] or env['use_lsan'] or env['use_tsan']:
+        env.extra_suffix += "s"
+
+        if env['use_ubsan']:
+            env.Append(CCFLAGS=['-fsanitize=undefined'])
+            env.Append(LINKFLAGS=['-fsanitize=undefined'])
+
+        if env['use_asan']:
+            env.Append(CCFLAGS=['-fsanitize=address'])
+            env.Append(LINKFLAGS=['-fsanitize=address'])
+
+        if env['use_lsan']:
+            env.Append(CCFLAGS=['-fsanitize=leak'])
+            env.Append(LINKFLAGS=['-fsanitize=leak'])
+
+        if env['use_tsan']:
+            env.Append(CCFLAGS=['-fsanitize=thread'])
+            env.Append(LINKFLAGS=['-fsanitize=thread'])
+
+    if env['use_lto']:
+        if not env['use_llvm'] and env.GetOption("num_jobs") > 1:
+            env.Append(CCFLAGS=['-flto'])
+            env.Append(LINKFLAGS=['-flto=' + str(env.GetOption("num_jobs"))])
+        else:
+            if env['use_lld'] and env['use_thinlto']:
+                env.Append(CCFLAGS=['-flto=thin'])
+                env.Append(LINKFLAGS=['-flto=thin'])
+            else:
+                env.Append(CCFLAGS=['-flto'])
+                env.Append(LINKFLAGS=['-flto'])
+
+        if not env['use_llvm']:
+            env['RANLIB'] = 'gcc-ranlib'
+            env['AR'] = 'gcc-ar'
+
+    env.Append(CCFLAGS=['-pipe'])
+    env.Append(LINKFLAGS=['-pipe'])
+
+    # -fpie and -no-pie is supported on GCC 6+ and Clang 4+, both below our
+    # minimal requirements.
+    env.Append(CCFLAGS=['-fpie'])
+    env.Append(LINKFLAGS=['-no-pie'])
+
+    ## Dependencies
+
+    env.ParseConfig('pkg-config x11 --cflags --libs')
+    env.ParseConfig('pkg-config xcursor --cflags --libs')
+    env.ParseConfig('pkg-config xinerama --cflags --libs')
+    env.ParseConfig('pkg-config xrandr --cflags --libs')
+    env.ParseConfig('pkg-config xrender --cflags --libs')
+    env.ParseConfig('pkg-config xi --cflags --libs')
+
+    if (env['touch']):
+        env.Append(CPPDEFINES=['TOUCH_ENABLED'])
+
+    # FIXME: Check for existence of the libs before parsing their flags with pkg-config
+
+    # freetype depends on libpng and zlib, so bundling one of them while keeping others
+    # as shared libraries leads to weird issues
+    if env['builtin_freetype'] or env['builtin_libpng'] or env['builtin_zlib']:
+        env['builtin_freetype'] = True
+        env['builtin_libpng'] = True
+        env['builtin_zlib'] = True
+
+    if not env['builtin_freetype']:
+        env.ParseConfig('pkg-config freetype2 --cflags --libs')
+
+    if not env['builtin_libpng']:
+        env.ParseConfig('pkg-config libpng16 --cflags --libs')
+
+    if not env['builtin_bullet']:
+        # We need at least version 2.89
+        import subprocess
+        bullet_version = subprocess.check_output(['pkg-config', 'bullet', '--modversion']).strip()
+        if str(bullet_version) < "2.89":
+            # Abort as system bullet was requested but too old
+            print("Bullet: System version {0} does not match minimal requirements ({1}). Aborting.".format(bullet_version, "2.89"))
+            sys.exit(255)
+        env.ParseConfig('pkg-config bullet --cflags --libs')
+
+    if False:  # not env['builtin_assimp']:
+        # FIXME: Add min version check
+        env.ParseConfig('pkg-config assimp --cflags --libs')
+
+    if not env['builtin_enet']:
+        env.ParseConfig('pkg-config libenet --cflags --libs')
+
+    if not env['builtin_squish']:
+        env.ParseConfig('pkg-config libsquish --cflags --libs')
+
+    if not env['builtin_zstd']:
+        env.ParseConfig('pkg-config libzstd --cflags --libs')
+
+    # Sound and video libraries
+    # Keep the order as it triggers chained dependencies (ogg needed by others, etc.)
+
+    if not env['builtin_libtheora']:
+        env['builtin_libogg'] = False  # Needed to link against system libtheora
+        env['builtin_libvorbis'] = False  # Needed to link against system libtheora
+        env.ParseConfig('pkg-config theora theoradec --cflags --libs')
+    else:
+        list_of_x86 = ['x86_64', 'x86', 'i386', 'i586']
+        if any(platform.machine() in s for s in list_of_x86):
+            env["x86_libtheora_opt_gcc"] = True
+
+    if not env['builtin_libvpx']:
+        env.ParseConfig('pkg-config vpx --cflags --libs')
+
+    if not env['builtin_libvorbis']:
+        env['builtin_libogg'] = False  # Needed to link against system libvorbis
+        env.ParseConfig('pkg-config vorbis vorbisfile --cflags --libs')
+
+    if not env['builtin_opus']:
+        env['builtin_libogg'] = False  # Needed to link against system opus
+        env.ParseConfig('pkg-config opus opusfile --cflags --libs')
+
+    if not env['builtin_libogg']:
+        env.ParseConfig('pkg-config ogg --cflags --libs')
+
+    if not env['builtin_libwebp']:
+        env.ParseConfig('pkg-config libwebp --cflags --libs')
+
+    if not env['builtin_mbedtls']:
+        # mbedTLS does not provide a pkgconfig config yet. See https://github.com/ARMmbed/mbedtls/issues/228
+        env.Append(LIBS=['mbedtls', 'mbedcrypto', 'mbedx509'])
+
+    if not env['builtin_wslay']:
+        env.ParseConfig('pkg-config libwslay --cflags --libs')
+
+    if not env['builtin_miniupnpc']:
+        # No pkgconfig file so far, hardcode default paths.
+        env.Prepend(CPPPATH=["/usr/include/miniupnpc"])
+        env.Append(LIBS=["miniupnpc"])
+
+    # On Linux wchar_t should be 32-bits
+    # 16-bit library shouldn't be required due to compiler optimisations
+    if not env['builtin_pcre2']:
+        env.ParseConfig('pkg-config libpcre2-32 --cflags --libs')
+
+    ## Flags
+
+    if (os.system("pkg-config --exists alsa") == 0): # 0 means found
+        print("Enabling ALSA")
+        env.Append(CPPDEFINES=["ALSA_ENABLED", "ALSAMIDI_ENABLED"])
+	# Don't parse --cflags, we don't need to add /usr/include/alsa to include path
+        env.ParseConfig('pkg-config alsa --libs')
+    else:
+        print("ALSA libraries not found, disabling driver")
+
+    if env['pulseaudio']:
+        if (os.system("pkg-config --exists libpulse") == 0): # 0 means found
+            print("Enabling PulseAudio")
+            env.Append(CPPDEFINES=["PULSEAUDIO_ENABLED"])
+            env.ParseConfig('pkg-config --cflags --libs libpulse')
+        else:
+            print("PulseAudio development libraries not found, disabling driver")
+
+    if (platform.system() == "Linux"):
+        env.Append(CPPDEFINES=["JOYDEV_ENABLED"])
+
+        if env['udev']:
+            if (os.system("pkg-config --exists libudev") == 0): # 0 means found
+                print("Enabling udev support")
+                env.Append(CPPDEFINES=["UDEV_ENABLED"])
+                env.ParseConfig('pkg-config libudev --cflags --libs')
+            else:
+                print("libudev development libraries not found, disabling udev support")
+
+    # Linkflags below this line should typically stay the last ones
+    if not env['builtin_zlib']:
+        env.ParseConfig('pkg-config zlib --cflags --libs')
+
+    env.Prepend(CPPPATH=['#platform/linuxbsd'])
+    env.Append(CPPDEFINES=['X11_ENABLED', 'UNIX_ENABLED'])
+
+    env.Append(CPPDEFINES=['VULKAN_ENABLED'])
+    if not env['builtin_vulkan']:
+        env.ParseConfig('pkg-config vulkan --cflags --libs')
+    if not env['builtin_glslang']:
+        # No pkgconfig file for glslang so far
+        env.Append(LIBS=['glslang', 'SPIRV'])
+
+    #env.Append(CPPDEFINES=['OPENGL_ENABLED'])
+    env.Append(LIBS=['GL'])
+
+    env.Append(LIBS=['pthread'])
+
+    if (platform.system() == "Linux"):
+        env.Append(LIBS=['dl'])
+
+    if (platform.system().find("BSD") >= 0):
+        env["execinfo"] = True
+
+    if env["execinfo"]:
+        env.Append(LIBS=['execinfo'])
+
+    if not env['tools']:
+        import subprocess
+        import re
+        linker_version_str = subprocess.check_output([env.subst(env["LINK"]), '-Wl,--version']).decode("utf-8")
+        gnu_ld_version = re.search('^GNU ld [^$]*(\d+\.\d+)$', linker_version_str, re.MULTILINE)
+        if not gnu_ld_version:
+            print("Warning: Creating template binaries enabled for PCK embedding is currently only supported with GNU ld")
+        else:
+            if float(gnu_ld_version.group(1)) >= 2.30:
+                env.Append(LINKFLAGS=['-T', 'platform/linuxbsd/pck_embed.ld'])
+            else:
+                env.Append(LINKFLAGS=['-T', 'platform/linuxbsd/pck_embed.legacy.ld'])
+
+    ## Cross-compilation
+
+    if (is64 and env["bits"] == "32"):
+        env.Append(CCFLAGS=['-m32'])
+        env.Append(LINKFLAGS=['-m32', '-L/usr/lib/i386-linux-gnu'])
+    elif (not is64 and env["bits"] == "64"):
+        env.Append(CCFLAGS=['-m64'])
+        env.Append(LINKFLAGS=['-m64', '-L/usr/lib/i686-linux-gnu'])
+
+    # Link those statically for portability
+    if env['use_static_cpp']:
+        env.Append(LINKFLAGS=['-static-libgcc', '-static-libstdc++'])
diff --git a/platform/linuxbsd/detect_prime_x11.cpp b/platform/linuxbsd/detect_prime_x11.cpp
new file mode 100644
index 0000000000..69b0837e6c
--- /dev/null
+++ b/platform/linuxbsd/detect_prime_x11.cpp
@@ -0,0 +1,238 @@
+/*************************************************************************/
+/*  detect_prime_x11.cpp                                                 */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifdef X11_ENABLED
+#if defined(OPENGL_ENABLED)
+
+#include "detect_prime.h"
+
+#include "core/print_string.h"
+#include "core/ustring.h"
+
+#include <stdlib.h>
+
+#include <GL/gl.h>
+#include <GL/glx.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+
+#include <cstring>
+
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <unistd.h>
+
+#define GLX_CONTEXT_MAJOR_VERSION_ARB 0x2091
+#define GLX_CONTEXT_MINOR_VERSION_ARB 0x2092
+
+typedef GLXContext (*GLXCREATECONTEXTATTRIBSARBPROC)(Display *, GLXFBConfig, GLXContext, Bool, const int *);
+
+struct vendor {
+	const char *glxvendor;
+	int priority;
+};
+
+vendor vendormap[] = {
+	{ "Advanced Micro Devices, Inc.", 30 },
+	{ "NVIDIA Corporation", 30 },
+	{ "X.Org", 30 },
+	{ "Intel Open Source Technology Center", 20 },
+	{ "Intel", 20 },
+	{ "nouveau", 10 },
+	{ "Mesa Project", 0 },
+	{ NULL, 0 }
+};
+
+// Runs inside a child. Exiting will not quit the engine.
+void create_context() {
+	Display *x11_display = XOpenDisplay(NULL);
+	Window x11_window;
+	GLXContext glx_context;
+
+	GLXCREATECONTEXTATTRIBSARBPROC glXCreateContextAttribsARB = (GLXCREATECONTEXTATTRIBSARBPROC)glXGetProcAddress((const GLubyte *)"glXCreateContextAttribsARB");
+
+	static int visual_attribs[] = {
+		GLX_RENDER_TYPE, GLX_RGBA_BIT,
+		GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT,
+		GLX_DOUBLEBUFFER, true,
+		GLX_RED_SIZE, 1,
+		GLX_GREEN_SIZE, 1,
+		GLX_BLUE_SIZE, 1,
+		GLX_DEPTH_SIZE, 24,
+		None
+	};
+
+	int fbcount;
+	GLXFBConfig fbconfig = 0;
+	XVisualInfo *vi = NULL;
+
+	XSetWindowAttributes swa;
+	swa.event_mask = StructureNotifyMask;
+	swa.border_pixel = 0;
+	unsigned long valuemask = CWBorderPixel | CWColormap | CWEventMask;
+
+	GLXFBConfig *fbc = glXChooseFBConfig(x11_display, DefaultScreen(x11_display), visual_attribs, &fbcount);
+	if (!fbc)
+		exit(1);
+
+	vi = glXGetVisualFromFBConfig(x11_display, fbc[0]);
+
+	fbconfig = fbc[0];
+
+	static int context_attribs[] = {
+		GLX_CONTEXT_MAJOR_VERSION_ARB, 3,
+		GLX_CONTEXT_MINOR_VERSION_ARB, 3,
+		GLX_CONTEXT_PROFILE_MASK_ARB, GLX_CONTEXT_CORE_PROFILE_BIT_ARB,
+		GLX_CONTEXT_FLAGS_ARB, GLX_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB,
+		None
+	};
+
+	glx_context = glXCreateContextAttribsARB(x11_display, fbconfig, NULL, true, context_attribs);
+
+	swa.colormap = XCreateColormap(x11_display, RootWindow(x11_display, vi->screen), vi->visual, AllocNone);
+	x11_window = XCreateWindow(x11_display, RootWindow(x11_display, vi->screen), 0, 0, 10, 10, 0, vi->depth, InputOutput, vi->visual, valuemask, &swa);
+
+	if (!x11_window)
+		exit(1);
+
+	glXMakeCurrent(x11_display, x11_window, glx_context);
+	XFree(vi);
+}
+
+int detect_prime() {
+	pid_t p;
+	int priorities[2];
+	String vendors[2];
+	String renderers[2];
+
+	vendors[0] = "Unknown";
+	vendors[1] = "Unknown";
+	renderers[0] = "Unknown";
+	renderers[1] = "Unknown";
+
+	for (int i = 0; i < 2; ++i) {
+		int fdset[2];
+
+		if (pipe(fdset) == -1) {
+			print_verbose("Failed to pipe(), using default GPU");
+			return 0;
+		}
+
+		// Fork so the driver initialization can crash without taking down the engine.
+		p = fork();
+
+		if (p > 0) {
+			// Main thread
+
+			int stat_loc = 0;
+			char string[201];
+			string[200] = '\0';
+
+			close(fdset[1]);
+
+			waitpid(p, &stat_loc, 0);
+
+			if (!stat_loc) {
+				// No need to do anything complicated here. Anything less than
+				// PIPE_BUF will be delivered in one read() call.
+				// Leave it 'Unknown' otherwise.
+				if (read(fdset[0], string, sizeof(string) - 1) > 0) {
+					vendors[i] = string;
+					renderers[i] = string + strlen(string) + 1;
+				}
+			}
+
+			close(fdset[0]);
+
+		} else {
+			// In child, exit() here will not quit the engine.
+
+			char string[201];
+
+			close(fdset[0]);
+
+			if (i) setenv("DRI_PRIME", "1", 1);
+			create_context();
+
+			const char *vendor = (const char *)glGetString(GL_VENDOR);
+			const char *renderer = (const char *)glGetString(GL_RENDERER);
+
+			unsigned int vendor_len = strlen(vendor) + 1;
+			unsigned int renderer_len = strlen(renderer) + 1;
+
+			if (vendor_len + renderer_len >= sizeof(string)) {
+				renderer_len = 200 - vendor_len;
+			}
+
+			memcpy(&string, vendor, vendor_len);
+			memcpy(&string[vendor_len], renderer, renderer_len);
+
+			if (write(fdset[1], string, vendor_len + renderer_len) == -1) {
+				print_verbose("Couldn't write vendor/renderer string.");
+			}
+			close(fdset[1]);
+			exit(0);
+		}
+	}
+
+	int preferred = 0;
+	int priority = 0;
+
+	if (vendors[0] == vendors[1]) {
+		print_verbose("Only one GPU found, using default.");
+		return 0;
+	}
+
+	for (int i = 1; i >= 0; --i) {
+		vendor *v = vendormap;
+		while (v->glxvendor) {
+			if (v->glxvendor == vendors[i]) {
+				priorities[i] = v->priority;
+
+				if (v->priority >= priority) {
+					priority = v->priority;
+					preferred = i;
+				}
+			}
+			++v;
+		}
+	}
+
+	print_verbose("Found renderers:");
+	for (int i = 0; i < 2; ++i) {
+		print_verbose("Renderer " + itos(i) + ": " + renderers[i] + " with priority: " + itos(priorities[i]));
+	}
+
+	print_verbose("Using renderer: " + renderers[preferred]);
+	return preferred;
+}
+
+#endif
+#endif
diff --git a/platform/linuxbsd/detect_prime_x11.h b/platform/linuxbsd/detect_prime_x11.h
new file mode 100644
index 0000000000..039bdee76b
--- /dev/null
+++ b/platform/linuxbsd/detect_prime_x11.h
@@ -0,0 +1,37 @@
+/*************************************************************************/
+/*  detect_prime_x11.h                                                   */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifdef X11_ENABLED
+#if defined(OPENGL_ENABLED)
+
+int detect_prime();
+
+#endif
+#endif
diff --git a/platform/linuxbsd/display_server_x11.cpp b/platform/linuxbsd/display_server_x11.cpp
new file mode 100644
index 0000000000..4bea458187
--- /dev/null
+++ b/platform/linuxbsd/display_server_x11.cpp
@@ -0,0 +1,3852 @@
+/*************************************************************************/
+/*  display_server_x11.cpp                                               */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#include "display_server_x11.h"
+
+#ifdef X11_ENABLED
+
+#include "detect_prime_x11.h"
+
+#include "core/os/dir_access.h"
+#include "core/print_string.h"
+#include "errno.h"
+#include "key_mapping_x11.h"
+
+#if defined(OPENGL_ENABLED)
+#include "drivers/gles2/rasterizer_gles2.h"
+#endif
+
+#if defined(VULKAN_ENABLED)
+#include "servers/visual/rasterizer_rd/rasterizer_rd.h"
+#endif
+
+#include "scene/resources/texture.h"
+
+#ifdef HAVE_MNTENT
+#include <mntent.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "X11/Xutil.h"
+
+#include "X11/Xatom.h"
+#include "X11/extensions/Xinerama.h"
+// ICCCM
+#define WM_NormalState 1L // window normal state
+#define WM_IconicState 3L // window minimized
+// EWMH
+#define _NET_WM_STATE_REMOVE 0L // remove/unset property
+#define _NET_WM_STATE_ADD 1L // add/set property
+#define _NET_WM_STATE_TOGGLE 2L // toggle property
+
+#include "main/main.h"
+
+#include <dlfcn.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+//stupid linux.h
+#ifdef KEY_TAB
+#undef KEY_TAB
+#endif
+
+#include <X11/Xatom.h>
+
+#undef CursorShape
+
+#include <X11/XKBlib.h>
+
+#include "core/project_settings.h"
+
+// 2.2 is the first release with multitouch
+#define XINPUT_CLIENT_VERSION_MAJOR 2
+#define XINPUT_CLIENT_VERSION_MINOR 2
+
+#define VALUATOR_ABSX 0
+#define VALUATOR_ABSY 1
+#define VALUATOR_PRESSURE 2
+#define VALUATOR_TILTX 3
+#define VALUATOR_TILTY 4
+
+static const double abs_resolution_mult = 10000.0;
+static const double abs_resolution_range_mult = 10.0;
+
+bool DisplayServerX11::has_feature(Feature p_feature) const {
+	switch (p_feature) {
+		case FEATURE_SUBWINDOWS:
+#ifdef TOUCH_ENABLED
+		case FEATURE_TOUCHSCREEN:
+#endif
+		case FEATURE_MOUSE:
+		case FEATURE_MOUSE_WARP:
+		case FEATURE_CLIPBOARD:
+		case FEATURE_CURSOR_SHAPE:
+		case FEATURE_CUSTOM_CURSOR_SHAPE:
+		case FEATURE_IME:
+		case FEATURE_WINDOW_TRANSPARENCY:
+		//case FEATURE_HIDPI:
+		case FEATURE_ICON:
+		case FEATURE_NATIVE_ICON:
+		case FEATURE_SWAP_BUFFERS:
+			return true;
+		default: {
+		}
+	}
+
+	return false;
+}
+String DisplayServerX11::get_name() const {
+	return "X11";
+}
+
+void DisplayServerX11::alert(const String &p_alert, const String &p_title) {
+	const char *message_programs[] = { "zenity", "kdialog", "Xdialog", "xmessage" };
+
+	String path = OS::get_singleton()->get_environment("PATH");
+	Vector<String> path_elems = path.split(":", false);
+	String program;
+
+	for (int i = 0; i < path_elems.size(); i++) {
+		for (uint64_t k = 0; k < sizeof(message_programs) / sizeof(char *); k++) {
+			String tested_path = path_elems[i].plus_file(message_programs[k]);
+
+			if (FileAccess::exists(tested_path)) {
+				program = tested_path;
+				break;
+			}
+		}
+
+		if (program.length())
+			break;
+	}
+
+	List<String> args;
+
+	if (program.ends_with("zenity")) {
+		args.push_back("--error");
+		args.push_back("--width");
+		args.push_back("500");
+		args.push_back("--title");
+		args.push_back(p_title);
+		args.push_back("--text");
+		args.push_back(p_alert);
+	}
+
+	if (program.ends_with("kdialog")) {
+		args.push_back("--error");
+		args.push_back(p_alert);
+		args.push_back("--title");
+		args.push_back(p_title);
+	}
+
+	if (program.ends_with("Xdialog")) {
+		args.push_back("--title");
+		args.push_back(p_title);
+		args.push_back("--msgbox");
+		args.push_back(p_alert);
+		args.push_back("0");
+		args.push_back("0");
+	}
+
+	if (program.ends_with("xmessage")) {
+		args.push_back("-center");
+		args.push_back("-title");
+		args.push_back(p_title);
+		args.push_back(p_alert);
+	}
+
+	if (program.length()) {
+		OS::get_singleton()->execute(program, args, true);
+	} else {
+		print_line(p_alert);
+	}
+}
+
+void DisplayServerX11::_update_real_mouse_position(const WindowData &wd) {
+	Window root_return, child_return;
+	int root_x, root_y, win_x, win_y;
+	unsigned int mask_return;
+
+	Bool xquerypointer_result = XQueryPointer(x11_display, wd.x11_window, &root_return, &child_return, &root_x, &root_y,
+			&win_x, &win_y, &mask_return);
+
+	if (xquerypointer_result) {
+		if (win_x > 0 && win_y > 0 && win_x <= wd.size.width && win_y <= wd.size.height) {
+
+			last_mouse_pos.x = win_x;
+			last_mouse_pos.y = win_y;
+			last_mouse_pos_valid = true;
+			InputFilter::get_singleton()->set_mouse_position(last_mouse_pos);
+		}
+	}
+}
+
+bool DisplayServerX11::_refresh_device_info() {
+	int event_base, error_base;
+
+	print_verbose("XInput: Refreshing devices.");
+
+	if (!XQueryExtension(x11_display, "XInputExtension", &xi.opcode, &event_base, &error_base)) {
+		print_verbose("XInput extension not available. Please upgrade your distribution.");
+		return false;
+	}
+
+	int xi_major_query = XINPUT_CLIENT_VERSION_MAJOR;
+	int xi_minor_query = XINPUT_CLIENT_VERSION_MINOR;
+
+	if (XIQueryVersion(x11_display, &xi_major_query, &xi_minor_query) != Success) {
+		print_verbose(vformat("XInput 2 not available (server supports %d.%d).", xi_major_query, xi_minor_query));
+		xi.opcode = 0;
+		return false;
+	}
+
+	if (xi_major_query < XINPUT_CLIENT_VERSION_MAJOR || (xi_major_query == XINPUT_CLIENT_VERSION_MAJOR && xi_minor_query < XINPUT_CLIENT_VERSION_MINOR)) {
+		print_verbose(vformat("XInput %d.%d not available (server supports %d.%d). Touch input unavailable.",
+				XINPUT_CLIENT_VERSION_MAJOR, XINPUT_CLIENT_VERSION_MINOR, xi_major_query, xi_minor_query));
+	}
+
+	xi.absolute_devices.clear();
+	xi.touch_devices.clear();
+
+	int dev_count;
+	XIDeviceInfo *info = XIQueryDevice(x11_display, XIAllDevices, &dev_count);
+
+	for (int i = 0; i < dev_count; i++) {
+		XIDeviceInfo *dev = &info[i];
+		if (!dev->enabled)
+			continue;
+		if (!(dev->use == XIMasterPointer || dev->use == XIFloatingSlave))
+			continue;
+
+		bool direct_touch = false;
+		bool absolute_mode = false;
+		int resolution_x = 0;
+		int resolution_y = 0;
+		int range_min_x = 0;
+		int range_min_y = 0;
+		int range_max_x = 0;
+		int range_max_y = 0;
+		int pressure_resolution = 0;
+		int tilt_resolution_x = 0;
+		int tilt_resolution_y = 0;
+		for (int j = 0; j < dev->num_classes; j++) {
+#ifdef TOUCH_ENABLED
+			if (dev->classes[j]->type == XITouchClass && ((XITouchClassInfo *)dev->classes[j])->mode == XIDirectTouch) {
+				direct_touch = true;
+			}
+#endif
+			if (dev->classes[j]->type == XIValuatorClass) {
+				XIValuatorClassInfo *class_info = (XIValuatorClassInfo *)dev->classes[j];
+
+				if (class_info->number == VALUATOR_ABSX && class_info->mode == XIModeAbsolute) {
+					resolution_x = class_info->resolution;
+					range_min_x = class_info->min;
+					range_max_x = class_info->max;
+					absolute_mode = true;
+				} else if (class_info->number == VALUATOR_ABSY && class_info->mode == XIModeAbsolute) {
+					resolution_y = class_info->resolution;
+					range_min_y = class_info->min;
+					range_max_y = class_info->max;
+					absolute_mode = true;
+				} else if (class_info->number == VALUATOR_PRESSURE && class_info->mode == XIModeAbsolute) {
+					pressure_resolution = (class_info->max - class_info->min);
+					if (pressure_resolution == 0) pressure_resolution = 1;
+				} else if (class_info->number == VALUATOR_TILTX && class_info->mode == XIModeAbsolute) {
+					tilt_resolution_x = (class_info->max - class_info->min);
+					if (tilt_resolution_x == 0) tilt_resolution_x = 1;
+				} else if (class_info->number == VALUATOR_TILTY && class_info->mode == XIModeAbsolute) {
+					tilt_resolution_y = (class_info->max - class_info->min);
+					if (tilt_resolution_y == 0) tilt_resolution_y = 1;
+				}
+			}
+		}
+		if (direct_touch) {
+			xi.touch_devices.push_back(dev->deviceid);
+			print_verbose("XInput: Using touch device: " + String(dev->name));
+		}
+		if (absolute_mode) {
+			// If no resolution was reported, use the min/max ranges.
+			if (resolution_x <= 0) {
+				resolution_x = (range_max_x - range_min_x) * abs_resolution_range_mult;
+			}
+			if (resolution_y <= 0) {
+				resolution_y = (range_max_y - range_min_y) * abs_resolution_range_mult;
+			}
+
+			xi.absolute_devices[dev->deviceid] = Vector2(abs_resolution_mult / resolution_x, abs_resolution_mult / resolution_y);
+			print_verbose("XInput: Absolute pointing device: " + String(dev->name));
+		}
+
+		xi.pressure = 0;
+		xi.pen_devices[dev->deviceid] = Vector3(pressure_resolution, tilt_resolution_x, tilt_resolution_y);
+	}
+
+	XIFreeDeviceInfo(info);
+#ifdef TOUCH_ENABLED
+	if (!xi.touch_devices.size()) {
+		print_verbose("XInput: No touch devices found.");
+	}
+#endif
+
+	return true;
+}
+
+void DisplayServerX11::_flush_mouse_motion() {
+	while (true) {
+		if (XPending(x11_display) > 0) {
+			XEvent event;
+			XPeekEvent(x11_display, &event);
+
+			if (XGetEventData(x11_display, &event.xcookie) && event.xcookie.type == GenericEvent && event.xcookie.extension == xi.opcode) {
+				XIDeviceEvent *event_data = (XIDeviceEvent *)event.xcookie.data;
+
+				if (event_data->evtype == XI_RawMotion) {
+					XNextEvent(x11_display, &event);
+				} else {
+					break;
+				}
+			} else {
+				break;
+			}
+		} else {
+			break;
+		}
+	}
+
+	xi.relative_motion.x = 0;
+	xi.relative_motion.y = 0;
+}
+
+void DisplayServerX11::mouse_set_mode(MouseMode p_mode) {
+
+	_THREAD_SAFE_METHOD_
+
+	if (p_mode == mouse_mode)
+		return;
+
+	if (mouse_mode == MOUSE_MODE_CAPTURED || mouse_mode == MOUSE_MODE_CONFINED)
+		XUngrabPointer(x11_display, CurrentTime);
+
+	// The only modes that show a cursor are VISIBLE and CONFINED
+	bool showCursor = (p_mode == MOUSE_MODE_VISIBLE || p_mode == MOUSE_MODE_CONFINED);
+
+	for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
+
+		if (showCursor) {
+			XDefineCursor(x11_display, E->get().x11_window, cursors[current_cursor]); // show cursor
+		} else {
+			XDefineCursor(x11_display, E->get().x11_window, null_cursor); // hide cursor
+		}
+	}
+	mouse_mode = p_mode;
+
+	if (mouse_mode == MOUSE_MODE_CAPTURED || mouse_mode == MOUSE_MODE_CONFINED) {
+
+		//flush pending motion events
+		_flush_mouse_motion();
+		WindowData &main_window = windows[MAIN_WINDOW_ID];
+
+		if (XGrabPointer(
+					x11_display, main_window.x11_window, True,
+					ButtonPressMask | ButtonReleaseMask | PointerMotionMask,
+					GrabModeAsync, GrabModeAsync, windows[MAIN_WINDOW_ID].x11_window, None, CurrentTime) != GrabSuccess) {
+			ERR_PRINT("NO GRAB");
+		}
+
+		if (mouse_mode == MOUSE_MODE_CAPTURED) {
+			center.x = main_window.size.width / 2;
+			center.y = main_window.size.height / 2;
+
+			XWarpPointer(x11_display, None, main_window.x11_window,
+					0, 0, 0, 0, (int)center.x, (int)center.y);
+
+			InputFilter::get_singleton()->set_mouse_position(center);
+		}
+	} else {
+		do_mouse_warp = false;
+	}
+
+	XFlush(x11_display);
+}
+DisplayServerX11::MouseMode DisplayServerX11::mouse_get_mode() const {
+	return mouse_mode;
+}
+
+void DisplayServerX11::mouse_warp_to_position(const Point2i &p_to) {
+
+	_THREAD_SAFE_METHOD_
+
+	if (mouse_mode == MOUSE_MODE_CAPTURED) {
+
+		last_mouse_pos = p_to;
+	} else {
+
+		/*XWindowAttributes xwa;
+		XGetWindowAttributes(x11_display, x11_window, &xwa);
+		printf("%d %d\n", xwa.x, xwa.y); needed? */
+
+		XWarpPointer(x11_display, None, windows[MAIN_WINDOW_ID].x11_window,
+				0, 0, 0, 0, (int)p_to.x, (int)p_to.y);
+	}
+}
+
+Point2i DisplayServerX11::mouse_get_position() const {
+	return last_mouse_pos;
+}
+
+Point2i DisplayServerX11::mouse_get_absolute_position() const {
+	int number_of_screens = XScreenCount(x11_display);
+	for (int i = 0; i < number_of_screens; i++) {
+		Window root, child;
+		int root_x, root_y, win_x, win_y;
+		unsigned int mask;
+		if (XQueryPointer(x11_display, XRootWindow(x11_display, i), &root, &child, &root_x, &root_y, &win_x, &win_y, &mask)) {
+			XWindowAttributes root_attrs;
+			XGetWindowAttributes(x11_display, root, &root_attrs);
+
+			return Vector2i(root_attrs.x + root_x, root_attrs.y + root_y);
+		}
+	}
+	return Vector2i();
+}
+
+int DisplayServerX11::mouse_get_button_state() const {
+	return last_button_state;
+}
+
+void DisplayServerX11::clipboard_set(const String &p_text) {
+
+	_THREAD_SAFE_METHOD_
+
+	internal_clipboard = p_text;
+	XSetSelectionOwner(x11_display, XA_PRIMARY, windows[MAIN_WINDOW_ID].x11_window, CurrentTime);
+	XSetSelectionOwner(x11_display, XInternAtom(x11_display, "CLIPBOARD", 0), windows[MAIN_WINDOW_ID].x11_window, CurrentTime);
+}
+
+static String _clipboard_get_impl(Atom p_source, Window x11_window, ::Display *x11_display, String p_internal_clipboard, Atom target) {
+
+	String ret;
+
+	Atom type;
+	Atom selection = XA_PRIMARY;
+	int format, result;
+	unsigned long len, bytes_left, dummy;
+	unsigned char *data;
+	Window Sown = XGetSelectionOwner(x11_display, p_source);
+
+	if (Sown == x11_window) {
+
+		return p_internal_clipboard;
+	};
+
+	if (Sown != None) {
+		XConvertSelection(x11_display, p_source, target, selection,
+				x11_window, CurrentTime);
+		XFlush(x11_display);
+		while (true) {
+			XEvent event;
+			XNextEvent(x11_display, &event);
+			if (event.type == SelectionNotify && event.xselection.requestor == x11_window) {
+				break;
+			};
+		};
+
+		//
+		// Do not get any data, see how much data is there
+		//
+		XGetWindowProperty(x11_display, x11_window,
+				selection, // Tricky..
+				0, 0, // offset - len
+				0, // Delete 0==FALSE
+				AnyPropertyType, //flag
+				&type, // return type
+				&format, // return format
+				&len, &bytes_left, //that
+				&data);
+		// DATA is There
+		if (bytes_left > 0) {
+			result = XGetWindowProperty(x11_display, x11_window,
+					selection, 0, bytes_left, 0,
+					AnyPropertyType, &type, &format,
+					&len, &dummy, &data);
+			if (result == Success) {
+				ret.parse_utf8((const char *)data);
+			} else
+				printf("FAIL\n");
+			if (data) {
+				XFree(data);
+			}
+		}
+	}
+
+	return ret;
+}
+
+static String _clipboard_get(Atom p_source, Window x11_window, ::Display *x11_display, String p_internal_clipboard) {
+	String ret;
+	Atom utf8_atom = XInternAtom(x11_display, "UTF8_STRING", True);
+	if (utf8_atom != None) {
+		ret = _clipboard_get_impl(p_source, x11_window, x11_display, p_internal_clipboard, utf8_atom);
+	}
+	if (ret == "") {
+		ret = _clipboard_get_impl(p_source, x11_window, x11_display, p_internal_clipboard, XA_STRING);
+	}
+	return ret;
+}
+
+String DisplayServerX11::clipboard_get() const {
+
+	_THREAD_SAFE_METHOD_
+
+	String ret;
+	ret = _clipboard_get(XInternAtom(x11_display, "CLIPBOARD", 0), windows[MAIN_WINDOW_ID].x11_window, x11_display, internal_clipboard);
+
+	if (ret == "") {
+		ret = _clipboard_get(XA_PRIMARY, windows[MAIN_WINDOW_ID].x11_window, x11_display, internal_clipboard);
+	};
+
+	return ret;
+}
+
+int DisplayServerX11::get_screen_count() const {
+
+	_THREAD_SAFE_METHOD_
+
+	// Using Xinerama Extension
+	int event_base, error_base;
+	const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base);
+	if (!ext_okay) return 0;
+
+	int count;
+	XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count);
+	XFree(xsi);
+	return count;
+}
+Point2i DisplayServerX11::screen_get_position(int p_screen) const {
+
+	_THREAD_SAFE_METHOD_
+
+	if (p_screen == SCREEN_OF_MAIN_WINDOW) {
+		p_screen = window_get_current_screen();
+	}
+
+	// Using Xinerama Extension
+	int event_base, error_base;
+	const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base);
+	if (!ext_okay) {
+		return Point2i(0, 0);
+	}
+
+	int count;
+	XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count);
+	if (p_screen >= count) {
+		return Point2i(0, 0);
+	}
+
+	Point2i position = Point2i(xsi[p_screen].x_org, xsi[p_screen].y_org);
+
+	XFree(xsi);
+
+	return position;
+}
+
+Size2i DisplayServerX11::screen_get_size(int p_screen) const {
+	return screen_get_usable_rect(p_screen).size;
+}
+
+Rect2i DisplayServerX11::screen_get_usable_rect(int p_screen) const {
+	_THREAD_SAFE_METHOD_
+
+	if (p_screen == SCREEN_OF_MAIN_WINDOW) {
+		p_screen = window_get_current_screen();
+	}
+
+	// Using Xinerama Extension
+	int event_base, error_base;
+	const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base);
+	if (!ext_okay) return Rect2i(0, 0, 0, 0);
+
+	int count;
+	XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count);
+	if (p_screen >= count) return Rect2i(0, 0, 0, 0);
+
+	Rect2i rect = Rect2i(xsi[p_screen].x_org, xsi[p_screen].y_org, xsi[p_screen].width, xsi[p_screen].height);
+	XFree(xsi);
+	return rect;
+}
+
+int DisplayServerX11::screen_get_dpi(int p_screen) const {
+
+	_THREAD_SAFE_METHOD_
+
+	if (p_screen == SCREEN_OF_MAIN_WINDOW) {
+		p_screen = window_get_current_screen();
+	}
+
+	//invalid screen?
+	ERR_FAIL_INDEX_V(p_screen, get_screen_count(), 0);
+
+	//Get physical monitor Dimensions through XRandR and calculate dpi
+	Size2i sc = screen_get_size(p_screen);
+	if (xrandr_ext_ok) {
+		int count = 0;
+		if (xrr_get_monitors) {
+			xrr_monitor_info *monitors = xrr_get_monitors(x11_display, windows[MAIN_WINDOW_ID].x11_window, true, &count);
+			if (p_screen < count) {
+				double xdpi = sc.width / (double)monitors[p_screen].mwidth * 25.4;
+				double ydpi = sc.height / (double)monitors[p_screen].mheight * 25.4;
+				xrr_free_monitors(monitors);
+				return (xdpi + ydpi) / 2;
+			}
+			xrr_free_monitors(monitors);
+		} else if (p_screen == 0) {
+			XRRScreenSize *sizes = XRRSizes(x11_display, 0, &count);
+			if (sizes) {
+				double xdpi = sc.width / (double)sizes[0].mwidth * 25.4;
+				double ydpi = sc.height / (double)sizes[0].mheight * 25.4;
+				return (xdpi + ydpi) / 2;
+			}
+		}
+	}
+
+	int width_mm = DisplayWidthMM(x11_display, p_screen);
+	int height_mm = DisplayHeightMM(x11_display, p_screen);
+	double xdpi = (width_mm ? sc.width / (double)width_mm * 25.4 : 0);
+	double ydpi = (height_mm ? sc.height / (double)height_mm * 25.4 : 0);
+	if (xdpi || ydpi)
+		return (xdpi + ydpi) / (xdpi && ydpi ? 2 : 1);
+
+	//could not get dpi
+	return 96;
+}
+bool DisplayServerX11::screen_is_touchscreen(int p_screen) const {
+
+	_THREAD_SAFE_METHOD_
+
+#ifndef _MSC_VER
+#warning Need to get from proper window
+#endif
+
+	return DisplayServer::screen_is_touchscreen(p_screen);
+}
+
+Vector<DisplayServer::WindowID> DisplayServerX11::get_window_list() const {
+	_THREAD_SAFE_METHOD_
+
+	Vector<int> ret;
+	for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
+		ret.push_back(E->key());
+	}
+	return ret;
+}
+
+DisplayServer::WindowID DisplayServerX11::create_sub_window(WindowMode p_mode, uint32_t p_flags, const Rect2i &p_rect) {
+
+	_THREAD_SAFE_METHOD_
+
+	WindowID id = _create_window(p_mode, p_flags, p_rect);
+	for (int i = 0; i < WINDOW_FLAG_MAX; i++) {
+		if (p_flags & (1 << i)) {
+			window_set_flag(WindowFlags(i), true, id);
+		}
+	}
+
+	return id;
+}
+
+void DisplayServerX11::delete_sub_window(WindowID p_id) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_id));
+	ERR_FAIL_COND_MSG(p_id == MAIN_WINDOW_ID, "Main window can't be deleted"); //ma
+
+	WindowData &wd = windows[p_id];
+
+	while (wd.transient_children.size()) {
+		window_set_transient(wd.transient_children.front()->get(), INVALID_WINDOW_ID);
+	}
+
+	if (wd.transient_parent != INVALID_WINDOW_ID) {
+		window_set_transient(p_id, INVALID_WINDOW_ID);
+	}
+
+#ifdef VULKAN_ENABLED
+	if (rendering_driver == "vulkan") {
+		context_vulkan->window_destroy(p_id);
+	}
+#endif
+	XUnmapWindow(x11_display, wd.x11_window);
+	XDestroyWindow(x11_display, wd.x11_window);
+	if (wd.xic) {
+		XDestroyIC(wd.xic);
+	}
+
+	windows.erase(p_id);
+}
+
+void DisplayServerX11::window_attach_instance_id(ObjectID p_instance, WindowID p_window) {
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+
+	wd.instance_id = p_instance;
+}
+
+ObjectID DisplayServerX11::window_get_attached_instance_id(WindowID p_window) const {
+
+	ERR_FAIL_COND_V(!windows.has(p_window), ObjectID());
+	const WindowData &wd = windows[p_window];
+	return wd.instance_id;
+}
+
+DisplayServerX11::WindowID DisplayServerX11::get_window_at_screen_position(const Point2i &p_position) const {
+
+	return INVALID_WINDOW_ID;
+}
+
+void DisplayServerX11::window_set_title(const String &p_title, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+
+	XStoreName(x11_display, wd.x11_window, p_title.utf8().get_data());
+
+	Atom _net_wm_name = XInternAtom(x11_display, "_NET_WM_NAME", false);
+	Atom utf8_string = XInternAtom(x11_display, "UTF8_STRING", false);
+	XChangeProperty(x11_display, wd.x11_window, _net_wm_name, utf8_string, 8, PropModeReplace, (unsigned char *)p_title.utf8().get_data(), p_title.utf8().length());
+}
+
+void DisplayServerX11::window_set_rect_changed_callback(const Callable &p_callable, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+	wd.rect_changed_callback = p_callable;
+}
+
+void DisplayServerX11::window_set_window_event_callback(const Callable &p_callable, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+	wd.event_callback = p_callable;
+}
+
+void DisplayServerX11::window_set_input_event_callback(const Callable &p_callable, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+	wd.input_event_callback = p_callable;
+}
+void DisplayServerX11::window_set_input_text_callback(const Callable &p_callable, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+	wd.input_text_callback = p_callable;
+}
+
+void DisplayServerX11::window_set_drop_files_callback(const Callable &p_callable, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+	wd.drop_files_callback = p_callable;
+}
+
+int DisplayServerX11::window_get_current_screen(WindowID p_window) const {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND_V(!windows.has(p_window), -1);
+	const WindowData &wd = windows[p_window];
+
+	int x, y;
+	Window child;
+	XTranslateCoordinates(x11_display, wd.x11_window, DefaultRootWindow(x11_display), 0, 0, &x, &y, &child);
+
+	int count = get_screen_count();
+	for (int i = 0; i < count; i++) {
+		Point2i pos = screen_get_position(i);
+		Size2i size = screen_get_size(i);
+		if ((x >= pos.x && x < pos.x + size.width) && (y >= pos.y && y < pos.y + size.height))
+			return i;
+	}
+	return 0;
+}
+void DisplayServerX11::window_set_current_screen(int p_screen, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+
+	int count = get_screen_count();
+	if (p_screen >= count) return;
+
+	if (window_get_mode(p_window) == WINDOW_MODE_FULLSCREEN) {
+		Point2i position = screen_get_position(p_screen);
+		Size2i size = screen_get_size(p_screen);
+
+		XMoveResizeWindow(x11_display, wd.x11_window, position.x, position.y, size.x, size.y);
+	} else {
+		if (p_screen != window_get_current_screen(p_window)) {
+			Point2i position = screen_get_position(p_screen);
+			XMoveWindow(x11_display, wd.x11_window, position.x, position.y);
+		}
+	}
+}
+
+void DisplayServerX11::window_set_transient(WindowID p_window, WindowID p_parent) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(p_window == p_parent);
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd_window = windows[p_window];
+
+	ERR_FAIL_COND(wd_window.transient_parent == p_parent);
+
+	ERR_FAIL_COND_MSG(wd_window.on_top, "Windows with the 'on top' can't become transient.");
+	if (p_parent == INVALID_WINDOW_ID) {
+		//remove transient
+
+		ERR_FAIL_COND(wd_window.transient_parent == INVALID_WINDOW_ID);
+		ERR_FAIL_COND(!windows.has(wd_window.transient_parent));
+
+		WindowData &wd_parent = windows[wd_window.transient_parent];
+
+		wd_window.transient_parent = INVALID_WINDOW_ID;
+		wd_parent.transient_children.erase(p_window);
+
+		XSetTransientForHint(x11_display, wd_window.x11_window, None);
+	} else {
+		ERR_FAIL_COND(!windows.has(p_parent));
+		ERR_FAIL_COND_MSG(wd_window.transient_parent != INVALID_WINDOW_ID, "Window already has a transient parent");
+		WindowData &wd_parent = windows[p_parent];
+
+		wd_window.transient_parent = p_parent;
+		wd_parent.transient_children.insert(p_window);
+
+		XSetTransientForHint(x11_display, wd_window.x11_window, wd_parent.x11_window);
+	}
+}
+
+Point2i DisplayServerX11::window_get_position(WindowID p_window) const {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND_V(!windows.has(p_window), Point2i());
+	const WindowData &wd = windows[p_window];
+
+	return wd.position;
+}
+
+void DisplayServerX11::window_set_position(const Point2i &p_position, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+
+	int x = 0;
+	int y = 0;
+	if (!window_get_flag(WINDOW_FLAG_BORDERLESS, p_window)) {
+		//exclude window decorations
+		XSync(x11_display, False);
+		Atom prop = XInternAtom(x11_display, "_NET_FRAME_EXTENTS", True);
+		if (prop != None) {
+			Atom type;
+			int format;
+			unsigned long len;
+			unsigned long remaining;
+			unsigned char *data = NULL;
+			if (XGetWindowProperty(x11_display, wd.x11_window, prop, 0, 4, False, AnyPropertyType, &type, &format, &len, &remaining, &data) == Success) {
+				if (format == 32 && len == 4 && data) {
+					long *extents = (long *)data;
+					x = extents[0];
+					y = extents[2];
+				}
+				XFree(data);
+			}
+		}
+	}
+	XMoveWindow(x11_display, wd.x11_window, p_position.x - x, p_position.y - y);
+	_update_real_mouse_position(wd);
+}
+
+void DisplayServerX11::window_set_max_size(const Size2i p_size, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+
+	if ((p_size != Size2i()) && ((p_size.x < wd.min_size.x) || (p_size.y < wd.min_size.y))) {
+		ERR_PRINT("Maximum window size can't be smaller than minimum window size!");
+		return;
+	}
+	wd.max_size = p_size;
+
+	if (!window_get_flag(WINDOW_FLAG_RESIZE_DISABLED, p_window)) {
+		XSizeHints *xsh;
+		xsh = XAllocSizeHints();
+		xsh->flags = 0L;
+		if (wd.min_size != Size2i()) {
+			xsh->flags |= PMinSize;
+			xsh->min_width = wd.min_size.x;
+			xsh->min_height = wd.min_size.y;
+		}
+		if (wd.max_size != Size2i()) {
+			xsh->flags |= PMaxSize;
+			xsh->max_width = wd.max_size.x;
+			xsh->max_height = wd.max_size.y;
+		}
+		XSetWMNormalHints(x11_display, wd.x11_window, xsh);
+		XFree(xsh);
+
+		XFlush(x11_display);
+	}
+}
+Size2i DisplayServerX11::window_get_max_size(WindowID p_window) const {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND_V(!windows.has(p_window), Size2i());
+	const WindowData &wd = windows[p_window];
+
+	return wd.max_size;
+}
+
+void DisplayServerX11::window_set_min_size(const Size2i p_size, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+
+	if ((p_size != Size2i()) && (wd.max_size != Size2i()) && ((p_size.x > wd.max_size.x) || (p_size.y > wd.max_size.y))) {
+		ERR_PRINT("Minimum window size can't be larger than maximum window size!");
+		return;
+	}
+	wd.min_size = p_size;
+
+	if (!window_get_flag(WINDOW_FLAG_RESIZE_DISABLED, p_window)) {
+		XSizeHints *xsh;
+		xsh = XAllocSizeHints();
+		xsh->flags = 0L;
+		if (wd.min_size != Size2i()) {
+			xsh->flags |= PMinSize;
+			xsh->min_width = wd.min_size.x;
+			xsh->min_height = wd.min_size.y;
+		}
+		if (wd.max_size != Size2i()) {
+			xsh->flags |= PMaxSize;
+			xsh->max_width = wd.max_size.x;
+			xsh->max_height = wd.max_size.y;
+		}
+		XSetWMNormalHints(x11_display, wd.x11_window, xsh);
+		XFree(xsh);
+
+		XFlush(x11_display);
+	}
+}
+Size2i DisplayServerX11::window_get_min_size(WindowID p_window) const {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND_V(!windows.has(p_window), Size2i());
+	const WindowData &wd = windows[p_window];
+
+	return wd.min_size;
+}
+
+void DisplayServerX11::window_set_size(const Size2i p_size, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+
+	Size2i size = p_size;
+	size.x = MAX(1, size.x);
+	size.y = MAX(1, size.y);
+
+	WindowData &wd = windows[p_window];
+
+	if (wd.size.width == size.width && wd.size.height == size.height)
+		return;
+
+	XWindowAttributes xwa;
+	XSync(x11_display, False);
+	XGetWindowAttributes(x11_display, wd.x11_window, &xwa);
+	int old_w = xwa.width;
+	int old_h = xwa.height;
+
+	// If window resizable is disabled we need to update the attributes first
+	XSizeHints *xsh;
+	xsh = XAllocSizeHints();
+	if (!window_get_flag(WINDOW_FLAG_RESIZE_DISABLED, p_window)) {
+		xsh->flags = PMinSize | PMaxSize;
+		xsh->min_width = size.x;
+		xsh->max_width = size.x;
+		xsh->min_height = size.y;
+		xsh->max_height = size.y;
+	} else {
+		xsh->flags = 0L;
+		if (wd.min_size != Size2i()) {
+			xsh->flags |= PMinSize;
+			xsh->min_width = wd.min_size.x;
+			xsh->min_height = wd.min_size.y;
+		}
+		if (wd.max_size != Size2i()) {
+			xsh->flags |= PMaxSize;
+			xsh->max_width = wd.max_size.x;
+			xsh->max_height = wd.max_size.y;
+		}
+	}
+	XSetWMNormalHints(x11_display, wd.x11_window, xsh);
+	XFree(xsh);
+
+	// Resize the window
+	XResizeWindow(x11_display, wd.x11_window, size.x, size.y);
+
+	// Update our videomode width and height
+	wd.size = size;
+
+	for (int timeout = 0; timeout < 50; ++timeout) {
+		XSync(x11_display, False);
+		XGetWindowAttributes(x11_display, wd.x11_window, &xwa);
+
+		if (old_w != xwa.width || old_h != xwa.height)
+			break;
+
+		usleep(10000);
+	}
+}
+Size2i DisplayServerX11::window_get_size(WindowID p_window) const {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND_V(!windows.has(p_window), Size2i());
+	const WindowData &wd = windows[p_window];
+	return wd.size;
+}
+Size2i DisplayServerX11::window_get_real_size(WindowID p_window) const {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND_V(!windows.has(p_window), Size2i());
+	const WindowData &wd = windows[p_window];
+
+	XWindowAttributes xwa;
+	XSync(x11_display, False);
+	XGetWindowAttributes(x11_display, wd.x11_window, &xwa);
+	int w = xwa.width;
+	int h = xwa.height;
+	Atom prop = XInternAtom(x11_display, "_NET_FRAME_EXTENTS", True);
+	if (prop != None) {
+		Atom type;
+		int format;
+		unsigned long len;
+		unsigned long remaining;
+		unsigned char *data = NULL;
+		if (XGetWindowProperty(x11_display, wd.x11_window, prop, 0, 4, False, AnyPropertyType, &type, &format, &len, &remaining, &data) == Success) {
+			if (format == 32 && len == 4 && data) {
+				long *extents = (long *)data;
+				w += extents[0] + extents[1]; // left, right
+				h += extents[2] + extents[3]; // top, bottom
+			}
+			XFree(data);
+		}
+	}
+	return Size2i(w, h);
+}
+
+bool DisplayServerX11::window_is_maximize_allowed(WindowID p_window) const {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND_V(!windows.has(p_window), false);
+	const WindowData &wd = windows[p_window];
+
+	Atom property = XInternAtom(x11_display, "_NET_WM_ALLOWED_ACTIONS", False);
+	Atom type;
+	int format;
+	unsigned long len;
+	unsigned long remaining;
+	unsigned char *data = NULL;
+
+	int result = XGetWindowProperty(
+			x11_display,
+			wd.x11_window,
+			property,
+			0,
+			1024,
+			False,
+			XA_ATOM,
+			&type,
+			&format,
+			&len,
+			&remaining,
+			&data);
+
+	if (result == Success && data) {
+		Atom *atoms = (Atom *)data;
+		Atom wm_act_max_horz = XInternAtom(x11_display, "_NET_WM_ACTION_MAXIMIZE_HORZ", False);
+		Atom wm_act_max_vert = XInternAtom(x11_display, "_NET_WM_ACTION_MAXIMIZE_VERT", False);
+		bool found_wm_act_max_horz = false;
+		bool found_wm_act_max_vert = false;
+
+		for (uint64_t i = 0; i < len; i++) {
+			if (atoms[i] == wm_act_max_horz)
+				found_wm_act_max_horz = true;
+			if (atoms[i] == wm_act_max_vert)
+				found_wm_act_max_vert = true;
+
+			if (found_wm_act_max_horz || found_wm_act_max_vert)
+				return true;
+		}
+		XFree(atoms);
+	}
+
+	return false;
+}
+
+void DisplayServerX11::_set_wm_maximized(WindowID p_window, bool p_enabled) {
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+
+	// Using EWMH -- Extended Window Manager Hints
+	XEvent xev;
+	Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
+	Atom wm_max_horz = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_HORZ", False);
+	Atom wm_max_vert = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_VERT", False);
+
+	memset(&xev, 0, sizeof(xev));
+	xev.type = ClientMessage;
+	xev.xclient.window = wd.x11_window;
+	xev.xclient.message_type = wm_state;
+	xev.xclient.format = 32;
+	xev.xclient.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
+	xev.xclient.data.l[1] = wm_max_horz;
+	xev.xclient.data.l[2] = wm_max_vert;
+
+	XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
+
+	if (p_enabled && window_is_maximize_allowed(p_window)) {
+		// Wait for effective resizing (so the GLX context is too).
+		// Give up after 0.5s, it's not going to happen on this WM.
+		// https://github.com/godotengine/godot/issues/19978
+		for (int attempt = 0; window_get_mode(p_window) != WINDOW_MODE_MAXIMIZED && attempt < 50; attempt++) {
+			usleep(10000);
+		}
+	}
+}
+
+void DisplayServerX11::_set_wm_fullscreen(WindowID p_window, bool p_enabled) {
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+
+	if (p_enabled && !window_get_flag(WINDOW_FLAG_BORDERLESS, p_window)) {
+		// remove decorations if the window is not already borderless
+		Hints hints;
+		Atom property;
+		hints.flags = 2;
+		hints.decorations = 0;
+		property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True);
+		XChangeProperty(x11_display, wd.x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5);
+	}
+
+	if (p_enabled && window_get_flag(WINDOW_FLAG_RESIZE_DISABLED, p_window)) {
+		// Set the window as resizable to prevent window managers to ignore the fullscreen state flag.
+		XSizeHints *xsh;
+
+		xsh = XAllocSizeHints();
+		xsh->flags = 0L;
+		XSetWMNormalHints(x11_display, wd.x11_window, xsh);
+		XFree(xsh);
+	}
+
+	// Using EWMH -- Extended Window Manager Hints
+	XEvent xev;
+	Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
+	Atom wm_fullscreen = XInternAtom(x11_display, "_NET_WM_STATE_FULLSCREEN", False);
+
+	memset(&xev, 0, sizeof(xev));
+	xev.type = ClientMessage;
+	xev.xclient.window = wd.x11_window;
+	xev.xclient.message_type = wm_state;
+	xev.xclient.format = 32;
+	xev.xclient.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
+	xev.xclient.data.l[1] = wm_fullscreen;
+	xev.xclient.data.l[2] = 0;
+
+	XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
+
+	// set bypass compositor hint
+	Atom bypass_compositor = XInternAtom(x11_display, "_NET_WM_BYPASS_COMPOSITOR", False);
+	unsigned long compositing_disable_on = p_enabled ? 1 : 0;
+	XChangeProperty(x11_display, wd.x11_window, bypass_compositor, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&compositing_disable_on, 1);
+
+	XFlush(x11_display);
+
+	if (!p_enabled) {
+		// Reset the non-resizable flags if we un-set these before.
+		Size2i size = window_get_size(p_window);
+		XSizeHints *xsh;
+		xsh = XAllocSizeHints();
+		if (window_get_flag(WINDOW_FLAG_RESIZE_DISABLED, p_window)) {
+			xsh->flags = PMinSize | PMaxSize;
+			xsh->min_width = size.x;
+			xsh->max_width = size.x;
+			xsh->min_height = size.y;
+			xsh->max_height = size.y;
+		} else {
+			xsh->flags = 0L;
+			if (wd.min_size != Size2i()) {
+				xsh->flags |= PMinSize;
+				xsh->min_width = wd.min_size.x;
+				xsh->min_height = wd.min_size.y;
+			}
+			if (wd.max_size != Size2i()) {
+				xsh->flags |= PMaxSize;
+				xsh->max_width = wd.max_size.x;
+				xsh->max_height = wd.max_size.y;
+			}
+		}
+		XSetWMNormalHints(x11_display, wd.x11_window, xsh);
+		XFree(xsh);
+
+		// put back or remove decorations according to the last set borderless state
+		Hints hints;
+		Atom property;
+		hints.flags = 2;
+		hints.decorations = window_get_flag(WINDOW_FLAG_BORDERLESS, p_window) ? 0 : 1;
+		property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True);
+		XChangeProperty(x11_display, wd.x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5);
+	}
+}
+
+void DisplayServerX11::window_set_mode(WindowMode p_mode, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+
+	WindowMode old_mode = window_get_mode(p_window);
+	if (old_mode == p_mode) {
+		return; // do nothing
+	}
+	//remove all "extra" modes
+
+	switch (old_mode) {
+		case WINDOW_MODE_WINDOWED: {
+			//do nothing
+		} break;
+		case WINDOW_MODE_MINIMIZED: {
+			//Un-Minimize
+			// Using ICCCM -- Inter-Client Communication Conventions Manual
+			XEvent xev;
+			Atom wm_change = XInternAtom(x11_display, "WM_CHANGE_STATE", False);
+
+			memset(&xev, 0, sizeof(xev));
+			xev.type = ClientMessage;
+			xev.xclient.window = wd.x11_window;
+			xev.xclient.message_type = wm_change;
+			xev.xclient.format = 32;
+			xev.xclient.data.l[0] = WM_NormalState;
+
+			XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
+
+			Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
+			Atom wm_hidden = XInternAtom(x11_display, "_NET_WM_STATE_HIDDEN", False);
+
+			memset(&xev, 0, sizeof(xev));
+			xev.type = ClientMessage;
+			xev.xclient.window = wd.x11_window;
+			xev.xclient.message_type = wm_state;
+			xev.xclient.format = 32;
+			xev.xclient.data.l[0] = _NET_WM_STATE_ADD;
+			xev.xclient.data.l[1] = wm_hidden;
+
+			XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
+		} break;
+		case WINDOW_MODE_FULLSCREEN: {
+			//Remove full-screen
+			_set_wm_fullscreen(p_window, false);
+
+			//un-maximize required for always on top
+			bool on_top = window_get_flag(WINDOW_FLAG_ALWAYS_ON_TOP, p_window);
+
+			wd.fullscreen = false;
+
+			window_set_position(wd.last_position_before_fs, p_window);
+
+			if (on_top) {
+				_set_wm_maximized(p_window, false);
+			}
+
+		} break;
+		case WINDOW_MODE_MAXIMIZED: {
+
+			_set_wm_maximized(p_window, false);
+		} break;
+	}
+
+	switch (p_mode) {
+		case WINDOW_MODE_WINDOWED: {
+			//do nothing
+		} break;
+		case WINDOW_MODE_MINIMIZED: {
+			// Using ICCCM -- Inter-Client Communication Conventions Manual
+			XEvent xev;
+			Atom wm_change = XInternAtom(x11_display, "WM_CHANGE_STATE", False);
+
+			memset(&xev, 0, sizeof(xev));
+			xev.type = ClientMessage;
+			xev.xclient.window = wd.x11_window;
+			xev.xclient.message_type = wm_change;
+			xev.xclient.format = 32;
+			xev.xclient.data.l[0] = WM_IconicState;
+
+			XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
+
+			Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
+			Atom wm_hidden = XInternAtom(x11_display, "_NET_WM_STATE_HIDDEN", False);
+
+			memset(&xev, 0, sizeof(xev));
+			xev.type = ClientMessage;
+			xev.xclient.window = wd.x11_window;
+			xev.xclient.message_type = wm_state;
+			xev.xclient.format = 32;
+			xev.xclient.data.l[0] = _NET_WM_STATE_ADD;
+			xev.xclient.data.l[1] = wm_hidden;
+
+			XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
+		} break;
+		case WINDOW_MODE_FULLSCREEN: {
+			wd.last_position_before_fs = wd.position;
+			if (window_get_flag(WINDOW_FLAG_ALWAYS_ON_TOP, p_window)) {
+				_set_wm_maximized(p_window, true);
+			}
+			_set_wm_fullscreen(p_window, true);
+			wd.fullscreen = true;
+		} break;
+		case WINDOW_MODE_MAXIMIZED: {
+
+			_set_wm_maximized(p_window, true);
+
+		} break;
+	}
+}
+
+DisplayServer::WindowMode DisplayServerX11::window_get_mode(WindowID p_window) const {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND_V(!windows.has(p_window), WINDOW_MODE_WINDOWED);
+	const WindowData &wd = windows[p_window];
+
+	if (wd.fullscreen) { //if fullscreen, it's not in another mode
+		return WINDOW_MODE_FULLSCREEN;
+	}
+	{ //test maximized
+		// Using EWMH -- Extended Window Manager Hints
+		Atom property = XInternAtom(x11_display, "_NET_WM_STATE", False);
+		Atom type;
+		int format;
+		unsigned long len;
+		unsigned long remaining;
+		unsigned char *data = NULL;
+		bool retval = false;
+
+		int result = XGetWindowProperty(
+				x11_display,
+				wd.x11_window,
+				property,
+				0,
+				1024,
+				False,
+				XA_ATOM,
+				&type,
+				&format,
+				&len,
+				&remaining,
+				&data);
+
+		if (result == Success && data) {
+			Atom *atoms = (Atom *)data;
+			Atom wm_max_horz = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_HORZ", False);
+			Atom wm_max_vert = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_VERT", False);
+			bool found_wm_max_horz = false;
+			bool found_wm_max_vert = false;
+
+			for (uint64_t i = 0; i < len; i++) {
+				if (atoms[i] == wm_max_horz)
+					found_wm_max_horz = true;
+				if (atoms[i] == wm_max_vert)
+					found_wm_max_vert = true;
+
+				if (found_wm_max_horz && found_wm_max_vert) {
+					retval = true;
+					break;
+				}
+			}
+
+			XFree(data);
+		}
+
+		if (retval) {
+			return WINDOW_MODE_MAXIMIZED;
+		}
+	}
+
+	{ // test minimzed
+		// Using ICCCM -- Inter-Client Communication Conventions Manual
+		Atom property = XInternAtom(x11_display, "WM_STATE", True);
+		Atom type;
+		int format;
+		unsigned long len;
+		unsigned long remaining;
+		unsigned char *data = NULL;
+
+		int result = XGetWindowProperty(
+				x11_display,
+				wd.x11_window,
+				property,
+				0,
+				32,
+				False,
+				AnyPropertyType,
+				&type,
+				&format,
+				&len,
+				&remaining,
+				&data);
+
+		if (result == Success && data) {
+			long *state = (long *)data;
+			if (state[0] == WM_IconicState)
+				return WINDOW_MODE_MINIMIZED;
+		}
+	}
+
+	// all other discarded, return windowed.
+
+	return WINDOW_MODE_WINDOWED;
+}
+
+void DisplayServerX11::window_set_flag(WindowFlags p_flag, bool p_enabled, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+
+	switch (p_flag) {
+		case WINDOW_FLAG_RESIZE_DISABLED: {
+			XSizeHints *xsh;
+			xsh = XAllocSizeHints();
+			if (p_enabled) {
+				Size2i size = window_get_size(p_window);
+
+				xsh->flags = PMinSize | PMaxSize;
+				xsh->min_width = size.x;
+				xsh->max_width = size.x;
+				xsh->min_height = size.y;
+				xsh->max_height = size.y;
+			} else {
+				xsh->flags = 0L;
+				if (wd.min_size != Size2i()) {
+					xsh->flags |= PMinSize;
+					xsh->min_width = wd.min_size.x;
+					xsh->min_height = wd.min_size.y;
+				}
+				if (wd.max_size != Size2i()) {
+					xsh->flags |= PMaxSize;
+					xsh->max_width = wd.max_size.x;
+					xsh->max_height = wd.max_size.y;
+				}
+			}
+
+			XSetWMNormalHints(x11_display, wd.x11_window, xsh);
+			XFree(xsh);
+
+			wd.resize_disabled = p_enabled;
+
+			XFlush(x11_display);
+
+		} break;
+		case WINDOW_FLAG_BORDERLESS: {
+
+			Hints hints;
+			Atom property;
+			hints.flags = 2;
+			hints.decorations = p_enabled ? 0 : 1;
+			property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True);
+			XChangeProperty(x11_display, wd.x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5);
+
+			// Preserve window size
+			window_set_size(window_get_size(p_window), p_window);
+
+			wd.borderless = p_enabled;
+		} break;
+		case WINDOW_FLAG_ALWAYS_ON_TOP: {
+
+			ERR_FAIL_COND_MSG(wd.transient_parent != INVALID_WINDOW_ID, "Can't make a window transient if the 'on top' flag is active.");
+			if (p_enabled && wd.fullscreen) {
+				_set_wm_maximized(p_window, true);
+			}
+
+			Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
+			Atom wm_above = XInternAtom(x11_display, "_NET_WM_STATE_ABOVE", False);
+
+			XClientMessageEvent xev;
+			memset(&xev, 0, sizeof(xev));
+			xev.type = ClientMessage;
+			xev.window = wd.x11_window;
+			xev.message_type = wm_state;
+			xev.format = 32;
+			xev.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
+			xev.data.l[1] = wm_above;
+			xev.data.l[3] = 1;
+			XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xev);
+
+			if (!p_enabled && !wd.fullscreen) {
+				_set_wm_maximized(p_window, false);
+			}
+			wd.on_top = p_enabled;
+
+		} break;
+		case WINDOW_FLAG_TRANSPARENT: {
+			//todo reimplement
+		} break;
+		default: {
+		}
+	}
+}
+bool DisplayServerX11::window_get_flag(WindowFlags p_flag, WindowID p_window) const {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND_V(!windows.has(p_window), false);
+	const WindowData &wd = windows[p_window];
+
+	switch (p_flag) {
+		case WINDOW_FLAG_RESIZE_DISABLED: {
+
+			return wd.resize_disabled;
+		} break;
+		case WINDOW_FLAG_BORDERLESS: {
+
+			bool borderless = wd.borderless;
+			Atom prop = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True);
+			if (prop != None) {
+
+				Atom type;
+				int format;
+				unsigned long len;
+				unsigned long remaining;
+				unsigned char *data = NULL;
+				if (XGetWindowProperty(x11_display, wd.x11_window, prop, 0, sizeof(Hints), False, AnyPropertyType, &type, &format, &len, &remaining, &data) == Success) {
+					if (data && (format == 32) && (len >= 5)) {
+						borderless = !((Hints *)data)->decorations;
+					}
+					if (data) {
+						XFree(data);
+					}
+				}
+			}
+			return borderless;
+		} break;
+		case WINDOW_FLAG_ALWAYS_ON_TOP: {
+
+			return wd.on_top;
+		} break;
+		case WINDOW_FLAG_TRANSPARENT: {
+			//todo reimplement
+		} break;
+		default: {
+		}
+	}
+
+	return false;
+}
+
+void DisplayServerX11::window_request_attention(WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+	// Using EWMH -- Extended Window Manager Hints
+	//
+	// Sets the _NET_WM_STATE_DEMANDS_ATTENTION atom for WM_STATE
+	// Will be unset by the window manager after user react on the request for attention
+
+	XEvent xev;
+	Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
+	Atom wm_attention = XInternAtom(x11_display, "_NET_WM_STATE_DEMANDS_ATTENTION", False);
+
+	memset(&xev, 0, sizeof(xev));
+	xev.type = ClientMessage;
+	xev.xclient.window = wd.x11_window;
+	xev.xclient.message_type = wm_state;
+	xev.xclient.format = 32;
+	xev.xclient.data.l[0] = _NET_WM_STATE_ADD;
+	xev.xclient.data.l[1] = wm_attention;
+
+	XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
+	XFlush(x11_display);
+}
+
+void DisplayServerX11::window_move_to_foreground(WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+
+	XEvent xev;
+	Atom net_active_window = XInternAtom(x11_display, "_NET_ACTIVE_WINDOW", False);
+
+	memset(&xev, 0, sizeof(xev));
+	xev.type = ClientMessage;
+	xev.xclient.window = wd.x11_window;
+	xev.xclient.message_type = net_active_window;
+	xev.xclient.format = 32;
+	xev.xclient.data.l[0] = 1;
+	xev.xclient.data.l[1] = CurrentTime;
+
+	XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
+	XFlush(x11_display);
+}
+
+bool DisplayServerX11::window_can_draw(WindowID p_window) const {
+
+	//this seems to be all that is provided by X11
+	return window_get_mode(p_window) != WINDOW_MODE_MINIMIZED;
+}
+bool DisplayServerX11::can_any_window_draw() const {
+
+	_THREAD_SAFE_METHOD_
+
+	for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
+		if (window_get_mode(E->key()) != WINDOW_MODE_MINIMIZED) {
+			return true;
+		}
+	}
+
+	return false;
+}
+
+void DisplayServerX11::window_set_ime_active(const bool p_active, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+
+	wd.im_active = p_active;
+
+	if (!wd.xic)
+		return;
+
+	if (p_active) {
+		XSetICFocus(wd.xic);
+		window_set_ime_position(wd.im_position, p_window);
+	} else {
+		XUnsetICFocus(wd.xic);
+	}
+}
+void DisplayServerX11::window_set_ime_position(const Point2i &p_pos, WindowID p_window) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_COND(!windows.has(p_window));
+	WindowData &wd = windows[p_window];
+
+	wd.im_position = p_pos;
+
+	if (!wd.xic)
+		return;
+
+	::XPoint spot;
+	spot.x = short(p_pos.x);
+	spot.y = short(p_pos.y);
+	XVaNestedList preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);
+	XSetICValues(wd.xic, XNPreeditAttributes, preedit_attr, NULL);
+	XFree(preedit_attr);
+}
+
+void DisplayServerX11::cursor_set_shape(CursorShape p_shape) {
+
+	_THREAD_SAFE_METHOD_
+
+	ERR_FAIL_INDEX(p_shape, CURSOR_MAX);
+
+	if (p_shape == current_cursor) {
+		return;
+	}
+
+	if (mouse_mode == MOUSE_MODE_VISIBLE || mouse_mode == MOUSE_MODE_CONFINED) {
+		if (cursors[p_shape] != None) {
+			for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
+				XDefineCursor(x11_display, E->get().x11_window, cursors[p_shape]);
+			}
+		} else if (cursors[CURSOR_ARROW] != None) {
+			for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
+				XDefineCursor(x11_display, E->get().x11_window, cursors[CURSOR_ARROW]);
+			}
+		}
+	}
+
+	current_cursor = p_shape;
+}
+DisplayServerX11::CursorShape DisplayServerX11::cursor_get_shape() const {
+	return current_cursor;
+}
+void DisplayServerX11::cursor_set_custom_image(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot) {
+
+	_THREAD_SAFE_METHOD_
+
+	if (p_cursor.is_valid()) {
+
+		Map<CursorShape, Vector<Variant>>::Element *cursor_c = cursors_cache.find(p_shape);
+
+		if (cursor_c) {
+			if (cursor_c->get()[0] == p_cursor && cursor_c->get()[1] == p_hotspot) {
+				cursor_set_shape(p_shape);
+				return;
+			}
+
+			cursors_cache.erase(p_shape);
+		}
+
+		Ref<Texture2D> texture = p_cursor;
+		Ref<AtlasTexture> atlas_texture = p_cursor;
+		Ref<Image> image;
+		Size2i texture_size;
+		Rect2i atlas_rect;
+
+		if (texture.is_valid()) {
+			image = texture->get_data();
+		}
+
+		if (!image.is_valid() && atlas_texture.is_valid()) {
+			texture = atlas_texture->get_atlas();
+
+			atlas_rect.size.width = texture->get_width();
+			atlas_rect.size.height = texture->get_height();
+			atlas_rect.position.x = atlas_texture->get_region().position.x;
+			atlas_rect.position.y = atlas_texture->get_region().position.y;
+
+			texture_size.width = atlas_texture->get_region().size.x;
+			texture_size.height = atlas_texture->get_region().size.y;
+		} else if (image.is_valid()) {
+			texture_size.width = texture->get_width();
+			texture_size.height = texture->get_height();
+		}
+
+		ERR_FAIL_COND(!texture.is_valid());
+		ERR_FAIL_COND(p_hotspot.x < 0 || p_hotspot.y < 0);
+		ERR_FAIL_COND(texture_size.width > 256 || texture_size.height > 256);
+		ERR_FAIL_COND(p_hotspot.x > texture_size.width || p_hotspot.y > texture_size.height);
+
+		image = texture->get_data();
+
+		ERR_FAIL_COND(!image.is_valid());
+
+		// Create the cursor structure
+		XcursorImage *cursor_image = XcursorImageCreate(texture_size.width, texture_size.height);
+		XcursorUInt image_size = texture_size.width * texture_size.height;
+		XcursorDim size = sizeof(XcursorPixel) * image_size;
+
+		cursor_image->version = 1;
+		cursor_image->size = size;
+		cursor_image->xhot = p_hotspot.x;
+		cursor_image->yhot = p_hotspot.y;
+
+		// allocate memory to contain the whole file
+		cursor_image->pixels = (XcursorPixel *)memalloc(size);
+
+		for (XcursorPixel index = 0; index < image_size; index++) {
+			int row_index = floor(index / texture_size.width) + atlas_rect.position.y;
+			int column_index = (index % int(texture_size.width)) + atlas_rect.position.x;
+
+			if (atlas_texture.is_valid()) {
+				column_index = MIN(column_index, atlas_rect.size.width - 1);
+				row_index = MIN(row_index, atlas_rect.size.height - 1);
+			}
+
+			*(cursor_image->pixels + index) = image->get_pixel(column_index, row_index).to_argb32();
+		}
+
+		ERR_FAIL_COND(cursor_image->pixels == NULL);
+
+		// Save it for a further usage
+		cursors[p_shape] = XcursorImageLoadCursor(x11_display, cursor_image);
+
+		Vector<Variant> params;
+		params.push_back(p_cursor);
+		params.push_back(p_hotspot);
+		cursors_cache.insert(p_shape, params);
+
+		if (p_shape == current_cursor) {
+			if (mouse_mode == MOUSE_MODE_VISIBLE || mouse_mode == MOUSE_MODE_CONFINED) {
+				for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
+					XDefineCursor(x11_display, E->get().x11_window, cursors[p_shape]);
+				}
+			}
+		}
+
+		memfree(cursor_image->pixels);
+		XcursorImageDestroy(cursor_image);
+	} else {
+		// Reset to default system cursor
+		if (img[p_shape]) {
+			cursors[p_shape] = XcursorImageLoadCursor(x11_display, img[p_shape]);
+		}
+
+		CursorShape c = current_cursor;
+		current_cursor = CURSOR_MAX;
+		cursor_set_shape(c);
+
+		cursors_cache.erase(p_shape);
+	}
+}
+
+DisplayServerX11::LatinKeyboardVariant DisplayServerX11::get_latin_keyboard_variant() const {
+	_THREAD_SAFE_METHOD_
+
+	XkbDescRec *xkbdesc = XkbAllocKeyboard();
+	ERR_FAIL_COND_V(!xkbdesc, LATIN_KEYBOARD_QWERTY);
+
+	XkbGetNames(x11_display, XkbSymbolsNameMask, xkbdesc);
+	ERR_FAIL_COND_V(!xkbdesc->names, LATIN_KEYBOARD_QWERTY);
+	ERR_FAIL_COND_V(!xkbdesc->names->symbols, LATIN_KEYBOARD_QWERTY);
+
+	char *layout = XGetAtomName(x11_display, xkbdesc->names->symbols);
+	ERR_FAIL_COND_V(!layout, LATIN_KEYBOARD_QWERTY);
+
+	Vector<String> info = String(layout).split("+");
+	ERR_FAIL_INDEX_V(1, info.size(), LATIN_KEYBOARD_QWERTY);
+
+	if (info[1].find("colemak") != -1) {
+		return LATIN_KEYBOARD_COLEMAK;
+	} else if (info[1].find("qwertz") != -1) {
+		return LATIN_KEYBOARD_QWERTZ;
+	} else if (info[1].find("azerty") != -1) {
+		return LATIN_KEYBOARD_AZERTY;
+	} else if (info[1].find("qzerty") != -1) {
+		return LATIN_KEYBOARD_QZERTY;
+	} else if (info[1].find("dvorak") != -1) {
+		return LATIN_KEYBOARD_DVORAK;
+	} else if (info[1].find("neo") != -1) {
+		return LATIN_KEYBOARD_NEO;
+	}
+
+	return LATIN_KEYBOARD_QWERTY;
+}
+
+DisplayServerX11::Property DisplayServerX11::_read_property(Display *p_display, Window p_window, Atom p_property) {
+
+	Atom actual_type;
+	int actual_format;
+	unsigned long nitems;
+	unsigned long bytes_after;
+	unsigned char *ret = 0;
+
+	int read_bytes = 1024;
+
+	//Keep trying to read the property until there are no
+	//bytes unread.
+	do {
+		if (ret != 0)
+			XFree(ret);
+
+		XGetWindowProperty(p_display, p_window, p_property, 0, read_bytes, False, AnyPropertyType,
+				&actual_type, &actual_format, &nitems, &bytes_after,
+				&ret);
+
+		read_bytes *= 2;
+
+	} while (bytes_after != 0);
+
+	Property p = { ret, actual_format, (int)nitems, actual_type };
+
+	return p;
+}
+
+static Atom pick_target_from_list(Display *p_display, Atom *p_list, int p_count) {
+
+	static const char *target_type = "text/uri-list";
+
+	for (int i = 0; i < p_count; i++) {
+
+		Atom atom = p_list[i];
+
+		if (atom != None && String(XGetAtomName(p_display, atom)) == target_type)
+			return atom;
+	}
+	return None;
+}
+
+static Atom pick_target_from_atoms(Display *p_disp, Atom p_t1, Atom p_t2, Atom p_t3) {
+
+	static const char *target_type = "text/uri-list";
+	if (p_t1 != None && String(XGetAtomName(p_disp, p_t1)) == target_type)
+		return p_t1;
+
+	if (p_t2 != None && String(XGetAtomName(p_disp, p_t2)) == target_type)
+		return p_t2;
+
+	if (p_t3 != None && String(XGetAtomName(p_disp, p_t3)) == target_type)
+		return p_t3;
+
+	return None;
+}
+
+void DisplayServerX11::_get_key_modifier_state(unsigned int p_x11_state, Ref<InputEventWithModifiers> state) {
+
+	state->set_shift((p_x11_state & ShiftMask));
+	state->set_control((p_x11_state & ControlMask));
+	state->set_alt((p_x11_state & Mod1Mask /*|| p_x11_state&Mod5Mask*/)); //altgr should not count as alt
+	state->set_metakey((p_x11_state & Mod4Mask));
+}
+
+unsigned int DisplayServerX11::_get_mouse_button_state(unsigned int p_x11_button, int p_x11_type) {
+
+	unsigned int mask = 1 << (p_x11_button - 1);
+
+	if (p_x11_type == ButtonPress) {
+		last_button_state |= mask;
+	} else {
+		last_button_state &= ~mask;
+	}
+
+	return last_button_state;
+}
+
+void DisplayServerX11::_handle_key_event(WindowID p_window, XKeyEvent *p_event, bool p_echo) {
+
+	WindowData wd = windows[p_window];
+	// X11 functions don't know what const is
+	XKeyEvent *xkeyevent = p_event;
+
+	// This code was pretty difficult to write.
+	// The docs stink and every toolkit seems to
+	// do it in a different way.
+
+	/* Phase 1, obtain a proper keysym */
+
+	// This was also very difficult to figure out.
+	// You'd expect you could just use Keysym provided by
+	// XKeycodeToKeysym to obtain internationalized
+	// input.. WRONG!!
+	// you must use XLookupString (???) which not only wastes
+	// cycles generating an unnecessary string, but also
+	// still works in half the cases. (won't handle deadkeys)
+	// For more complex input methods (deadkeys and more advanced)
+	// you have to use XmbLookupString (??).
+	// So.. then you have to chosse which of both results
+	// you want to keep.
+	// This is a real bizarreness and cpu waster.
+
+	KeySym keysym_keycode = 0; // keysym used to find a keycode
+	KeySym keysym_unicode = 0; // keysym used to find unicode
+
+	// XLookupString returns keysyms usable as nice keycodes.
+	char str[256 + 1];
+	XKeyEvent xkeyevent_no_mod = *xkeyevent;
+	xkeyevent_no_mod.state &= ~ShiftMask;
+	xkeyevent_no_mod.state &= ~ControlMask;
+	XLookupString(xkeyevent, str, 256, &keysym_unicode, NULL);
+	XLookupString(&xkeyevent_no_mod, NULL, 0, &keysym_keycode, NULL);
+
+	// Meanwhile, XLookupString returns keysyms useful for unicode.
+
+	if (!xmbstring) {
+		// keep a temporary buffer for the string
+		xmbstring = (char *)memalloc(sizeof(char) * 8);
+		xmblen = 8;
+	}
+
+	if (xkeyevent->type == KeyPress && wd.xic) {
+
+		Status status;
+#ifdef X_HAVE_UTF8_STRING
+		int utf8len = 8;
+		char *utf8string = (char *)memalloc(sizeof(char) * utf8len);
+		int utf8bytes = Xutf8LookupString(wd.xic, xkeyevent, utf8string,
+				utf8len - 1, &keysym_unicode, &status);
+		if (status == XBufferOverflow) {
+			utf8len = utf8bytes + 1;
+			utf8string = (char *)memrealloc(utf8string, utf8len);
+			utf8bytes = Xutf8LookupString(wd.xic, xkeyevent, utf8string,
+					utf8len - 1, &keysym_unicode, &status);
+		}
+		utf8string[utf8bytes] = '\0';
+
+		if (status == XLookupChars) {
+			bool keypress = xkeyevent->type == KeyPress;
+			unsigned int keycode = KeyMappingX11::get_keycode(keysym_keycode);
+			unsigned int physical_keycode = KeyMappingX11::get_scancode(xkeyevent->keycode);
+
+			if (keycode >= 'a' && keycode <= 'z')
+				keycode -= 'a' - 'A';
+
+			String tmp;
+			tmp.parse_utf8(utf8string, utf8bytes);
+			for (int i = 0; i < tmp.length(); i++) {
+				Ref<InputEventKey> k;
+				k.instance();
+				if (physical_keycode == 0 && keycode == 0 && tmp[i] == 0) {
+					continue;
+				}
+
+				if (keycode == 0) {
+					keycode = physical_keycode;
+				}
+
+				_get_key_modifier_state(xkeyevent->state, k);
+
+				k->set_window_id(p_window);
+				k->set_unicode(tmp[i]);
+
+				k->set_pressed(keypress);
+
+				k->set_keycode(keycode);
+
+				k->set_physical_keycode(physical_keycode);
+
+				k->set_echo(false);
+
+				if (k->get_keycode() == KEY_BACKTAB) {
+					//make it consistent across platforms.
+					k->set_keycode(KEY_TAB);
+					k->set_physical_keycode(KEY_TAB);
+					k->set_shift(true);
+				}
+
+				InputFilter::get_singleton()->accumulate_input_event(k);
+			}
+			memfree(utf8string);
+			return;
+		}
+		memfree(utf8string);
+#else
+		do {
+
+			int mnbytes = XmbLookupString(xic, xkeyevent, xmbstring, xmblen - 1, &keysym_unicode, &status);
+			xmbstring[mnbytes] = '\0';
+
+			if (status == XBufferOverflow) {
+				xmblen = mnbytes + 1;
+				xmbstring = (char *)memrealloc(xmbstring, xmblen);
+			}
+		} while (status == XBufferOverflow);
+#endif
+	}
+
+	/* Phase 2, obtain a Godot keycode from the keysym */
+
+	// KeyMappingX11 just translated the X11 keysym to a PIGUI
+	// keysym, so it works in all platforms the same.
+
+	unsigned int keycode = KeyMappingX11::get_keycode(keysym_keycode);
+	unsigned int physical_keycode = KeyMappingX11::get_scancode(xkeyevent->keycode);
+
+	/* Phase 3, obtain a unicode character from the keysym */
+
+	// KeyMappingX11 also translates keysym to unicode.
+	// It does a binary search on a table to translate
+	// most properly.
+	unsigned int unicode = keysym_unicode > 0 ? KeyMappingX11::get_unicode_from_keysym(keysym_unicode) : 0;
+
+	/* Phase 4, determine if event must be filtered */
+
+	// This seems to be a side-effect of using XIM.
+	// XEventFilter looks like a core X11 function,
+	// but it's actually just used to see if we must
+	// ignore a deadkey, or events XIM determines
+	// must not reach the actual gui.
+	// Guess it was a design problem of the extension
+
+	bool keypress = xkeyevent->type == KeyPress;
+
+	if (physical_keycode == 0 && keycode == 0 && unicode == 0) {
+		return;
+	}
+
+	if (keycode == 0) {
+		keycode = physical_keycode;
+	}
+
+	/* Phase 5, determine modifier mask */
+
+	// No problems here, except I had no way to
+	// know Mod1 was ALT and Mod4 was META (applekey/winkey)
+	// just tried Mods until i found them.
+
+	//print_verbose("mod1: "+itos(xkeyevent->state&Mod1Mask)+" mod 5: "+itos(xkeyevent->state&Mod5Mask));
+
+	Ref<InputEventKey> k;
+	k.instance();
+	k->set_window_id(p_window);
+
+	_get_key_modifier_state(xkeyevent->state, k);
+
+	/* Phase 6, determine echo character */
+
+	// Echo characters in X11 are a keyrelease and a keypress
+	// one after the other with the (almot) same timestamp.
+	// To detect them, i use XPeekEvent and check that their
+	// difference in time is below a threshold.
+
+	if (xkeyevent->type != KeyPress) {
+
+		p_echo = false;
+
+		// make sure there are events pending,
+		// so this call won't block.
+		if (XPending(x11_display) > 0) {
+			XEvent peek_event;
+			XPeekEvent(x11_display, &peek_event);
+
+			// I'm using a threshold of 5 msecs,
+			// since sometimes there seems to be a little
+			// jitter. I'm still not convinced that all this approach
+			// is correct, but the xorg developers are
+			// not very helpful today.
+
+#define ABSDIFF(x, y) (((x) < (y)) ? ((y) - (x)) : ((x) - (y)))
+			::Time threshold = ABSDIFF(peek_event.xkey.time, xkeyevent->time);
+#undef ABSDIFF
+			if (peek_event.type == KeyPress && threshold < 5) {
+				KeySym rk;
+				XLookupString((XKeyEvent *)&peek_event, str, 256, &rk, NULL);
+				if (rk == keysym_keycode) {
+					XEvent event;
+					XNextEvent(x11_display, &event); //erase next event
+					_handle_key_event(p_window, (XKeyEvent *)&event, true);
+					return; //ignore current, echo next
+				}
+			}
+
+			// use the time from peek_event so it always works
+		}
+
+		// save the time to check for echo when keypress happens
+	}
+
+	/* Phase 7, send event to Window */
+
+	k->set_pressed(keypress);
+
+	if (keycode >= 'a' && keycode <= 'z')
+		keycode -= 'a' - 'A';
+
+	k->set_keycode(keycode);
+	k->set_physical_keycode(physical_keycode);
+	k->set_unicode(unicode);
+	k->set_echo(p_echo);
+
+	if (k->get_keycode() == KEY_BACKTAB) {
+		//make it consistent across platforms.
+		k->set_keycode(KEY_TAB);
+		k->set_physical_keycode(KEY_TAB);
+		k->set_shift(true);
+	}
+
+	//don't set mod state if modifier keys are released by themselves
+	//else event.is_action() will not work correctly here
+	if (!k->is_pressed()) {
+		if (k->get_keycode() == KEY_SHIFT)
+			k->set_shift(false);
+		else if (k->get_keycode() == KEY_CONTROL)
+			k->set_control(false);
+		else if (k->get_keycode() == KEY_ALT)
+			k->set_alt(false);
+		else if (k->get_keycode() == KEY_META)
+			k->set_metakey(false);
+	}
+
+	bool last_is_pressed = InputFilter::get_singleton()->is_key_pressed(k->get_keycode());
+	if (k->is_pressed()) {
+		if (last_is_pressed) {
+			k->set_echo(true);
+		}
+	}
+
+	InputFilter::get_singleton()->accumulate_input_event(k);
+}
+
+void DisplayServerX11::_xim_destroy_callback(::XIM im, ::XPointer client_data,
+		::XPointer call_data) {
+
+	WARN_PRINT("Input method stopped");
+	DisplayServerX11 *ds = reinterpret_cast<DisplayServerX11 *>(client_data);
+	ds->xim = NULL;
+
+	for (Map<WindowID, WindowData>::Element *E = ds->windows.front(); E; E = E->next()) {
+		E->get().xic = NULL;
+	}
+}
+
+void DisplayServerX11::_window_changed(XEvent *event) {
+
+	WindowID window_id = MAIN_WINDOW_ID;
+
+	// Assign the event to the relevant window
+	for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
+		if (event->xany.window == E->get().x11_window) {
+			window_id = E->key();
+			break;
+		}
+	}
+
+	Rect2i new_rect;
+
+	WindowData &wd = windows[window_id];
+	if (wd.x11_window != event->xany.window) { // Check if the correct window, in case it was not main window or anything else
+		return;
+	}
+
+	{
+		//the position in xconfigure is not useful here, obtain it manually
+		int x, y;
+		Window child;
+		XTranslateCoordinates(x11_display, wd.x11_window, DefaultRootWindow(x11_display), 0, 0, &x, &y, &child);
+		new_rect.position.x = x;
+		new_rect.position.y = y;
+
+		new_rect.size.width = event->xconfigure.width;
+		new_rect.size.height = event->xconfigure.height;
+	}
+
+	if (new_rect == Rect2i(wd.position, wd.size)) {
+		return;
+	}
+	if (wd.xic) {
+		//  Not portable.
+		window_set_ime_position(Point2(0, 1));
+	}
+
+	wd.position = new_rect.position;
+	wd.size = new_rect.size;
+
+#if defined(VULKAN_ENABLED)
+	if (rendering_driver == "vulkan") {
+		context_vulkan->window_resize(window_id, wd.size.width, wd.size.height);
+	}
+#endif
+
+	print_line("DisplayServer::_window_changed: " + itos(window_id) + " rect: " + new_rect);
+	if (!wd.rect_changed_callback.is_null()) {
+		Rect2i r = new_rect;
+
+		Variant rect = r;
+
+		Variant *rectp = &rect;
+		Variant ret;
+		Callable::CallError ce;
+		wd.rect_changed_callback.call((const Variant **)&rectp, 1, ret, ce);
+	}
+}
+
+void DisplayServerX11::_dispatch_input_events(const Ref<InputEvent> &p_event) {
+	((DisplayServerX11 *)(get_singleton()))->_dispatch_input_event(p_event);
+}
+
+void DisplayServerX11::_dispatch_input_event(const Ref<InputEvent> &p_event) {
+
+	Variant ev = p_event;
+	Variant *evp = &ev;
+	Variant ret;
+	Callable::CallError ce;
+
+	Ref<InputEventFromWindow> event_from_window = p_event;
+	if (event_from_window.is_valid() && event_from_window->get_window_id() != INVALID_WINDOW_ID) {
+		//send to a window
+		ERR_FAIL_COND(!windows.has(event_from_window->get_window_id()));
+		Callable callable = windows[event_from_window->get_window_id()].input_event_callback;
+		if (callable.is_null()) {
+			return;
+		}
+		callable.call((const Variant **)&evp, 1, ret, ce);
+	} else {
+		//send to all windows
+		for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
+			Callable callable = E->get().input_event_callback;
+			if (callable.is_null()) {
+				continue;
+			}
+			callable.call((const Variant **)&evp, 1, ret, ce);
+		}
+	}
+}
+
+void DisplayServerX11::_send_window_event(const WindowData &wd, WindowEvent p_event) {
+	if (!wd.event_callback.is_null()) {
+		Variant event = int(p_event);
+		Variant *eventp = &event;
+		Variant ret;
+		Callable::CallError ce;
+		wd.event_callback.call((const Variant **)&eventp, 1, ret, ce);
+	}
+}
+void DisplayServerX11::process_events() {
+
+	_THREAD_SAFE_METHOD_
+
+	do_mouse_warp = false;
+
+	// Is the current mouse mode one where it needs to be grabbed.
+	bool mouse_mode_grab = mouse_mode == MOUSE_MODE_CAPTURED || mouse_mode == MOUSE_MODE_CONFINED;
+
+	while (XPending(x11_display) > 0) {
+		XEvent event;
+		XNextEvent(x11_display, &event);
+
+		WindowID window_id = MAIN_WINDOW_ID;
+
+		// Assign the event to the relevant window
+		for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
+			if (event.xany.window == E->get().x11_window) {
+				window_id = E->key();
+				break;
+			}
+		}
+
+		if (XFilterEvent(&event, None)) {
+			continue;
+		}
+
+		if (XGetEventData(x11_display, &event.xcookie)) {
+
+			if (event.xcookie.type == GenericEvent && event.xcookie.extension == xi.opcode) {
+
+				XIDeviceEvent *event_data = (XIDeviceEvent *)event.xcookie.data;
+				int index = event_data->detail;
+				Vector2 pos = Vector2(event_data->event_x, event_data->event_y);
+
+				switch (event_data->evtype) {
+					case XI_HierarchyChanged:
+					case XI_DeviceChanged: {
+						_refresh_device_info();
+					} break;
+					case XI_RawMotion: {
+						XIRawEvent *raw_event = (XIRawEvent *)event_data;
+						int device_id = raw_event->deviceid;
+
+						// Determine the axis used (called valuators in XInput for some forsaken reason)
+						//  Mask is a bitmask indicating which axes are involved.
+						//  We are interested in the values of axes 0 and 1.
+						if (raw_event->valuators.mask_len <= 0) {
+							break;
+						}
+
+						const double *values = raw_event->raw_values;
+
+						double rel_x = 0.0;
+						double rel_y = 0.0;
+						double pressure = 0.0;
+						double tilt_x = 0.0;
+						double tilt_y = 0.0;
+
+						if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_ABSX)) {
+							rel_x = *values;
+							values++;
+						}
+
+						if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_ABSY)) {
+							rel_y = *values;
+							values++;
+						}
+
+						if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_PRESSURE)) {
+							pressure = *values;
+							values++;
+						}
+
+						if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_TILTX)) {
+							tilt_x = *values;
+							values++;
+						}
+
+						if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_TILTY)) {
+							tilt_y = *values;
+						}
+
+						Map<int, Vector3>::Element *pen_info = xi.pen_devices.find(device_id);
+						if (pen_info) {
+							Vector3 mult = pen_info->value();
+							if (mult.x != 0.0) xi.pressure = pressure / mult.x;
+							if ((mult.y != 0.0) && (mult.z != 0.0)) xi.tilt = Vector2(tilt_x / mult.y, tilt_y / mult.z);
+						}
+
+						// https://bugs.freedesktop.org/show_bug.cgi?id=71609
+						// http://lists.libsdl.org/pipermail/commits-libsdl.org/2015-June/000282.html
+						if (raw_event->time == xi.last_relative_time && rel_x == xi.relative_motion.x && rel_y == xi.relative_motion.y) {
+							break; // Flush duplicate to avoid overly fast motion
+						}
+
+						xi.old_raw_pos.x = xi.raw_pos.x;
+						xi.old_raw_pos.y = xi.raw_pos.y;
+						xi.raw_pos.x = rel_x;
+						xi.raw_pos.y = rel_y;
+
+						Map<int, Vector2>::Element *abs_info = xi.absolute_devices.find(device_id);
+
+						if (abs_info) {
+							// Absolute mode device
+							Vector2 mult = abs_info->value();
+
+							xi.relative_motion.x += (xi.raw_pos.x - xi.old_raw_pos.x) * mult.x;
+							xi.relative_motion.y += (xi.raw_pos.y - xi.old_raw_pos.y) * mult.y;
+						} else {
+							// Relative mode device
+							xi.relative_motion.x = xi.raw_pos.x;
+							xi.relative_motion.y = xi.raw_pos.y;
+						}
+
+						xi.last_relative_time = raw_event->time;
+					} break;
+#ifdef TOUCH_ENABLED
+					case XI_TouchBegin: // Fall-through
+							// Disabled hand-in-hand with the grabbing
+							//XIAllowTouchEvents(x11_display, event_data->deviceid, event_data->detail, x11_window, XIAcceptTouch);
+
+					case XI_TouchEnd: {
+
+						bool is_begin = event_data->evtype == XI_TouchBegin;
+
+						Ref<InputEventScreenTouch> st;
+						st.instance();
+						st->set_window_id(window_id);
+						st->set_index(index);
+						st->set_position(pos);
+						st->set_pressed(is_begin);
+
+						if (is_begin) {
+							if (xi.state.has(index)) // Defensive
+								break;
+							xi.state[index] = pos;
+							if (xi.state.size() == 1) {
+								// X11 may send a motion event when a touch gesture begins, that would result
+								// in a spurious mouse motion event being sent to Godot; remember it to be able to filter it out
+								xi.mouse_pos_to_filter = pos;
+							}
+							InputFilter::get_singleton()->accumulate_input_event(st);
+						} else {
+							if (!xi.state.has(index)) // Defensive
+								break;
+							xi.state.erase(index);
+							InputFilter::get_singleton()->accumulate_input_event(st);
+						}
+					} break;
+
+					case XI_TouchUpdate: {
+
+						Map<int, Vector2>::Element *curr_pos_elem = xi.state.find(index);
+						if (!curr_pos_elem) { // Defensive
+							break;
+						}
+
+						if (curr_pos_elem->value() != pos) {
+
+							Ref<InputEventScreenDrag> sd;
+							sd.instance();
+							sd->set_window_id(window_id);
+							sd->set_index(index);
+							sd->set_position(pos);
+							sd->set_relative(pos - curr_pos_elem->value());
+							InputFilter::get_singleton()->accumulate_input_event(sd);
+
+							curr_pos_elem->value() = pos;
+						}
+					} break;
+#endif
+				}
+			}
+		}
+		XFreeEventData(x11_display, &event.xcookie);
+
+		switch (event.type) {
+			case Expose:
+				Main::force_redraw();
+				break;
+
+			case NoExpose:
+				minimized = true;
+				break;
+
+			case VisibilityNotify: {
+				XVisibilityEvent *visibility = (XVisibilityEvent *)&event;
+				minimized = (visibility->state == VisibilityFullyObscured);
+			} break;
+			case LeaveNotify: {
+				if (!mouse_mode_grab) {
+					_send_window_event(windows[window_id], WINDOW_EVENT_MOUSE_EXIT);
+				}
+
+			} break;
+			case EnterNotify: {
+				if (!mouse_mode_grab) {
+					_send_window_event(windows[window_id], WINDOW_EVENT_MOUSE_ENTER);
+				}
+			} break;
+			case FocusIn:
+				minimized = false;
+				window_has_focus = true;
+				_send_window_event(windows[window_id], WINDOW_EVENT_FOCUS_IN);
+				window_focused = true;
+
+				if (mouse_mode_grab) {
+					// Show and update the cursor if confined and the window regained focus.
+
+					for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
+
+						if (mouse_mode == MOUSE_MODE_CONFINED)
+							XUndefineCursor(x11_display, E->get().x11_window);
+						else if (mouse_mode == MOUSE_MODE_CAPTURED) // or re-hide it in captured mode
+							XDefineCursor(x11_display, E->get().x11_window, null_cursor);
+
+						XGrabPointer(
+								x11_display, E->get().x11_window, True,
+								ButtonPressMask | ButtonReleaseMask | PointerMotionMask,
+								GrabModeAsync, GrabModeAsync, E->get().x11_window, None, CurrentTime);
+					}
+				}
+#ifdef TOUCH_ENABLED
+				// Grab touch devices to avoid OS gesture interference
+				/*for (int i = 0; i < xi.touch_devices.size(); ++i) {
+					XIGrabDevice(x11_display, xi.touch_devices[i], x11_window, CurrentTime, None, XIGrabModeAsync, XIGrabModeAsync, False, &xi.touch_event_mask);
+				}*/
+#endif
+				if (windows[window_id].xic) {
+					XSetICFocus(windows[window_id].xic);
+				}
+				break;
+
+			case FocusOut:
+				window_has_focus = false;
+				InputFilter::get_singleton()->release_pressed_events();
+				_send_window_event(windows[window_id], WINDOW_EVENT_FOCUS_OUT);
+				window_focused = false;
+
+				if (mouse_mode_grab) {
+					for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
+
+						//dear X11, I try, I really try, but you never work, you do whathever you want.
+						if (mouse_mode == MOUSE_MODE_CAPTURED) {
+							// Show the cursor if we're in captured mode so it doesn't look weird.
+							XUndefineCursor(x11_display, E->get().x11_window);
+						}
+					}
+					XUngrabPointer(x11_display, CurrentTime);
+				}
+#ifdef TOUCH_ENABLED
+				// Ungrab touch devices so input works as usual while we are unfocused
+				/*for (int i = 0; i < xi.touch_devices.size(); ++i) {
+					XIUngrabDevice(x11_display, xi.touch_devices[i], CurrentTime);
+				}*/
+
+				// Release every pointer to avoid sticky points
+				for (Map<int, Vector2>::Element *E = xi.state.front(); E; E = E->next()) {
+
+					Ref<InputEventScreenTouch> st;
+					st.instance();
+					st->set_index(E->key());
+					st->set_window_id(window_id);
+					st->set_position(E->get());
+					InputFilter::get_singleton()->accumulate_input_event(st);
+				}
+				xi.state.clear();
+#endif
+				if (windows[window_id].xic) {
+					XSetICFocus(windows[window_id].xic);
+				}
+				break;
+
+			case ConfigureNotify:
+				_window_changed(&event);
+				break;
+			case ButtonPress:
+			case ButtonRelease: {
+
+				/* exit in case of a mouse button press */
+				last_timestamp = event.xbutton.time;
+				if (mouse_mode == MOUSE_MODE_CAPTURED) {
+					event.xbutton.x = last_mouse_pos.x;
+					event.xbutton.y = last_mouse_pos.y;
+				}
+
+				Ref<InputEventMouseButton> mb;
+				mb.instance();
+
+				mb->set_window_id(window_id);
+				_get_key_modifier_state(event.xbutton.state, mb);
+				mb->set_button_index(event.xbutton.button);
+				if (mb->get_button_index() == 2)
+					mb->set_button_index(3);
+				else if (mb->get_button_index() == 3)
+					mb->set_button_index(2);
+				mb->set_button_mask(_get_mouse_button_state(mb->get_button_index(), event.xbutton.type));
+				mb->set_position(Vector2(event.xbutton.x, event.xbutton.y));
+				mb->set_global_position(mb->get_position());
+
+				mb->set_pressed((event.type == ButtonPress));
+
+				if (event.type == ButtonPress) {
+
+					uint64_t diff = OS::get_singleton()->get_ticks_usec() / 1000 - last_click_ms;
+
+					if (mb->get_button_index() == last_click_button_index) {
+
+						if (diff < 400 && Vector2(last_click_pos).distance_to(Vector2(event.xbutton.x, event.xbutton.y)) < 5) {
+
+							last_click_ms = 0;
+							last_click_pos = Point2i(-100, -100);
+							last_click_button_index = -1;
+							mb->set_doubleclick(true);
+						}
+
+					} else if (mb->get_button_index() < 4 || mb->get_button_index() > 7) {
+						last_click_button_index = mb->get_button_index();
+					}
+
+					if (!mb->is_doubleclick()) {
+						last_click_ms += diff;
+						last_click_pos = Point2i(event.xbutton.x, event.xbutton.y);
+					}
+				}
+
+				InputFilter::get_singleton()->accumulate_input_event(mb);
+
+			} break;
+			case MotionNotify: {
+
+				// The X11 API requires filtering one-by-one through the motion
+				// notify events, in order to figure out which event is the one
+				// generated by warping the mouse pointer.
+
+				while (true) {
+					if (mouse_mode == MOUSE_MODE_CAPTURED && event.xmotion.x == windows[MAIN_WINDOW_ID].size.width / 2 && event.xmotion.y == windows[MAIN_WINDOW_ID].size.height / 2) {
+						//this is likely the warp event since it was warped here
+						center = Vector2(event.xmotion.x, event.xmotion.y);
+						break;
+					}
+
+					if (XPending(x11_display) > 0) {
+						XEvent tevent;
+						XPeekEvent(x11_display, &tevent);
+						if (tevent.type == MotionNotify) {
+							XNextEvent(x11_display, &event);
+						} else {
+							break;
+						}
+					} else {
+						break;
+					}
+				}
+
+				last_timestamp = event.xmotion.time;
+
+				// Motion is also simple.
+				// A little hack is in order
+				// to be able to send relative motion events.
+				Point2i pos(event.xmotion.x, event.xmotion.y);
+
+				// Avoidance of spurious mouse motion (see handling of touch)
+				bool filter = false;
+				// Adding some tolerance to match better Point2i to Vector2
+				if (xi.state.size() && Vector2(pos).distance_squared_to(xi.mouse_pos_to_filter) < 2) {
+					filter = true;
+				}
+				// Invalidate to avoid filtering a possible legitimate similar event coming later
+				xi.mouse_pos_to_filter = Vector2(1e10, 1e10);
+				if (filter) {
+					break;
+				}
+
+				if (mouse_mode == MOUSE_MODE_CAPTURED) {
+					if (xi.relative_motion.x == 0 && xi.relative_motion.y == 0) {
+						break;
+					}
+
+					Point2i new_center = pos;
+					pos = last_mouse_pos + xi.relative_motion;
+					center = new_center;
+					do_mouse_warp = window_has_focus; // warp the cursor if we're focused in
+				}
+
+				if (!last_mouse_pos_valid) {
+
+					last_mouse_pos = pos;
+					last_mouse_pos_valid = true;
+				}
+
+				// Hackish but relative mouse motion is already handled in the RawMotion event.
+				//  RawMotion does not provide the absolute mouse position (whereas MotionNotify does).
+				//  Therefore, RawMotion cannot be the authority on absolute mouse position.
+				//  RawMotion provides more precision than MotionNotify, which doesn't sense subpixel motion.
+				//  Therefore, MotionNotify cannot be the authority on relative mouse motion.
+				//  This means we need to take a combined approach...
+				Point2i rel;
+
+				// Only use raw input if in capture mode. Otherwise use the classic behavior.
+				if (mouse_mode == MOUSE_MODE_CAPTURED) {
+					rel = xi.relative_motion;
+				} else {
+					rel = pos - last_mouse_pos;
+				}
+
+				// Reset to prevent lingering motion
+				xi.relative_motion.x = 0;
+				xi.relative_motion.y = 0;
+
+				if (mouse_mode == MOUSE_MODE_CAPTURED) {
+					pos = Point2i(windows[MAIN_WINDOW_ID].size.width / 2, windows[MAIN_WINDOW_ID].size.height / 2);
+				}
+
+				Ref<InputEventMouseMotion> mm;
+				mm.instance();
+
+				mm->set_window_id(window_id);
+				mm->set_pressure(xi.pressure);
+				mm->set_tilt(xi.tilt);
+
+				// Make the absolute position integral so it doesn't look _too_ weird :)
+				Point2i posi(pos);
+
+				_get_key_modifier_state(event.xmotion.state, mm);
+				mm->set_button_mask(mouse_get_button_state());
+				mm->set_position(posi);
+				mm->set_global_position(posi);
+				InputFilter::get_singleton()->set_mouse_position(posi);
+				mm->set_speed(InputFilter::get_singleton()->get_last_mouse_speed());
+
+				mm->set_relative(rel);
+
+				last_mouse_pos = pos;
+
+				// printf("rel: %d,%d\n", rel.x, rel.y );
+				// Don't propagate the motion event unless we have focus
+				// this is so that the relative motion doesn't get messed up
+				// after we regain focus.
+				if (window_has_focus || !mouse_mode_grab)
+					InputFilter::get_singleton()->accumulate_input_event(mm);
+
+			} break;
+			case KeyPress:
+			case KeyRelease: {
+
+				last_timestamp = event.xkey.time;
+
+				// key event is a little complex, so
+				// it will be handled in its own function.
+				_handle_key_event(window_id, (XKeyEvent *)&event);
+			} break;
+			case SelectionRequest: {
+
+				XSelectionRequestEvent *req;
+				XEvent e, respond;
+				e = event;
+
+				req = &(e.xselectionrequest);
+				if (req->target == XInternAtom(x11_display, "UTF8_STRING", 0) ||
+						req->target == XInternAtom(x11_display, "COMPOUND_TEXT", 0) ||
+						req->target == XInternAtom(x11_display, "TEXT", 0) ||
+						req->target == XA_STRING ||
+						req->target == XInternAtom(x11_display, "text/plain;charset=utf-8", 0) ||
+						req->target == XInternAtom(x11_display, "text/plain", 0)) {
+					CharString clip = clipboard_get().utf8();
+					XChangeProperty(x11_display,
+							req->requestor,
+							req->property,
+							req->target,
+							8,
+							PropModeReplace,
+							(unsigned char *)clip.get_data(),
+							clip.length());
+					respond.xselection.property = req->property;
+				} else if (req->target == XInternAtom(x11_display, "TARGETS", 0)) {
+
+					Atom data[7];
+					data[0] = XInternAtom(x11_display, "TARGETS", 0);
+					data[1] = XInternAtom(x11_display, "UTF8_STRING", 0);
+					data[2] = XInternAtom(x11_display, "COMPOUND_TEXT", 0);
+					data[3] = XInternAtom(x11_display, "TEXT", 0);
+					data[4] = XA_STRING;
+					data[5] = XInternAtom(x11_display, "text/plain;charset=utf-8", 0);
+					data[6] = XInternAtom(x11_display, "text/plain", 0);
+
+					XChangeProperty(x11_display,
+							req->requestor,
+							req->property,
+							XA_ATOM,
+							32,
+							PropModeReplace,
+							(unsigned char *)&data,
+							sizeof(data) / sizeof(data[0]));
+					respond.xselection.property = req->property;
+
+				} else {
+					char *targetname = XGetAtomName(x11_display, req->target);
+					printf("No Target '%s'\n", targetname);
+					if (targetname)
+						XFree(targetname);
+					respond.xselection.property = None;
+				}
+
+				respond.xselection.type = SelectionNotify;
+				respond.xselection.display = req->display;
+				respond.xselection.requestor = req->requestor;
+				respond.xselection.selection = req->selection;
+				respond.xselection.target = req->target;
+				respond.xselection.time = req->time;
+				XSendEvent(x11_display, req->requestor, True, NoEventMask, &respond);
+				XFlush(x11_display);
+			} break;
+
+			case SelectionNotify:
+
+				if (event.xselection.target == requested) {
+
+					Property p = _read_property(x11_display, windows[window_id].x11_window, XInternAtom(x11_display, "PRIMARY", 0));
+
+					Vector<String> files = String((char *)p.data).split("\n", false);
+					for (int i = 0; i < files.size(); i++) {
+						files.write[i] = files[i].replace("file://", "").http_unescape().strip_edges();
+					}
+
+					if (!windows[window_id].drop_files_callback.is_null()) {
+						Variant v = files;
+						Variant *vp = &v;
+						Variant ret;
+						Callable::CallError ce;
+						windows[window_id].drop_files_callback.call((const Variant **)&vp, 1, ret, ce);
+					}
+
+					//Reply that all is well.
+					XClientMessageEvent m;
+					memset(&m, 0, sizeof(m));
+					m.type = ClientMessage;
+					m.display = x11_display;
+					m.window = xdnd_source_window;
+					m.message_type = xdnd_finished;
+					m.format = 32;
+					m.data.l[0] = windows[window_id].x11_window;
+					m.data.l[1] = 1;
+					m.data.l[2] = xdnd_action_copy; //We only ever copy.
+
+					XSendEvent(x11_display, xdnd_source_window, False, NoEventMask, (XEvent *)&m);
+				}
+				break;
+
+			case ClientMessage:
+
+				if ((unsigned int)event.xclient.data.l[0] == (unsigned int)wm_delete) {
+					_send_window_event(windows[window_id], WINDOW_EVENT_CLOSE_REQUEST);
+				}
+
+				else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_enter) {
+
+					//File(s) have been dragged over the window, check for supported target (text/uri-list)
+					xdnd_version = (event.xclient.data.l[1] >> 24);
+					Window source = event.xclient.data.l[0];
+					bool more_than_3 = event.xclient.data.l[1] & 1;
+					if (more_than_3) {
+						Property p = _read_property(x11_display, source, XInternAtom(x11_display, "XdndTypeList", False));
+						requested = pick_target_from_list(x11_display, (Atom *)p.data, p.nitems);
+					} else
+						requested = pick_target_from_atoms(x11_display, event.xclient.data.l[2], event.xclient.data.l[3], event.xclient.data.l[4]);
+				} else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_position) {
+
+					//xdnd position event, reply with an XDND status message
+					//just depending on type of data for now
+					XClientMessageEvent m;
+					memset(&m, 0, sizeof(m));
+					m.type = ClientMessage;
+					m.display = event.xclient.display;
+					m.window = event.xclient.data.l[0];
+					m.message_type = xdnd_status;
+					m.format = 32;
+					m.data.l[0] = windows[window_id].x11_window;
+					m.data.l[1] = (requested != None);
+					m.data.l[2] = 0; //empty rectangle
+					m.data.l[3] = 0;
+					m.data.l[4] = xdnd_action_copy;
+
+					XSendEvent(x11_display, event.xclient.data.l[0], False, NoEventMask, (XEvent *)&m);
+					XFlush(x11_display);
+				} else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_drop) {
+
+					if (requested != None) {
+						xdnd_source_window = event.xclient.data.l[0];
+						if (xdnd_version >= 1)
+							XConvertSelection(x11_display, xdnd_selection, requested, XInternAtom(x11_display, "PRIMARY", 0), windows[window_id].x11_window, event.xclient.data.l[2]);
+						else
+							XConvertSelection(x11_display, xdnd_selection, requested, XInternAtom(x11_display, "PRIMARY", 0), windows[window_id].x11_window, CurrentTime);
+					} else {
+						//Reply that we're not interested.
+						XClientMessageEvent m;
+						memset(&m, 0, sizeof(m));
+						m.type = ClientMessage;
+						m.display = event.xclient.display;
+						m.window = event.xclient.data.l[0];
+						m.message_type = xdnd_finished;
+						m.format = 32;
+						m.data.l[0] = windows[window_id].x11_window;
+						m.data.l[1] = 0;
+						m.data.l[2] = None; //Failed.
+						XSendEvent(x11_display, event.xclient.data.l[0], False, NoEventMask, (XEvent *)&m);
+					}
+				}
+				break;
+			default:
+				break;
+		}
+	}
+
+	XFlush(x11_display);
+
+	if (do_mouse_warp) {
+
+		XWarpPointer(x11_display, None, windows[MAIN_WINDOW_ID].x11_window,
+				0, 0, 0, 0, (int)windows[MAIN_WINDOW_ID].size.width / 2, (int)windows[MAIN_WINDOW_ID].size.height / 2);
+
+		/*
+		Window root, child;
+		int root_x, root_y;
+		int win_x, win_y;
+		unsigned int mask;
+		XQueryPointer( x11_display, x11_window, &root, &child, &root_x, &root_y, &win_x, &win_y, &mask );
+
+		printf("Root: %d,%d\n", root_x, root_y);
+		printf("Win: %d,%d\n", win_x, win_y);
+		*/
+	}
+
+	InputFilter::get_singleton()->flush_accumulated_events();
+}
+
+void DisplayServerX11::release_rendering_thread() {
+}
+
+void DisplayServerX11::make_rendering_thread() {
+}
+
+void DisplayServerX11::swap_buffers() {
+}
+
+void DisplayServerX11::_update_context(WindowData &wd) {
+	XClassHint *classHint = XAllocClassHint();
+
+	if (classHint) {
+
+		CharString name_str;
+		switch (context) {
+			case CONTEXT_EDITOR:
+				name_str = "Godot_Editor";
+				break;
+			case CONTEXT_PROJECTMAN:
+				name_str = "Godot_ProjectList";
+				break;
+			case CONTEXT_ENGINE:
+				name_str = "Godot_Engine";
+				break;
+		}
+
+		CharString class_str;
+		if (context == CONTEXT_ENGINE) {
+			String config_name = GLOBAL_GET("application/config/name");
+			if (config_name.length() == 0) {
+				class_str = "Godot_Engine";
+			} else {
+				class_str = config_name.utf8();
+			}
+		} else {
+			class_str = "Godot";
+		}
+
+		classHint->res_class = class_str.ptrw();
+		classHint->res_name = name_str.ptrw();
+
+		XSetClassHint(x11_display, wd.x11_window, classHint);
+		XFree(classHint);
+	}
+}
+void DisplayServerX11::set_context(Context p_context) {
+
+	_THREAD_SAFE_METHOD_
+
+	context = p_context;
+
+	for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
+		_update_context(E->get());
+	}
+}
+void DisplayServerX11::set_native_icon(const String &p_filename) {
+	WARN_PRINT("Native icon not supported by this display server.");
+}
+
+bool g_set_icon_error = false;
+int set_icon_errorhandler(Display *dpy, XErrorEvent *ev) {
+	g_set_icon_error = true;
+	return 0;
+}
+
+void DisplayServerX11::set_icon(const Ref<Image> &p_icon) {
+	_THREAD_SAFE_METHOD_
+
+	WindowData &wd = windows[MAIN_WINDOW_ID];
+
+	int (*oldHandler)(Display *, XErrorEvent *) = XSetErrorHandler(&set_icon_errorhandler);
+
+	Atom net_wm_icon = XInternAtom(x11_display, "_NET_WM_ICON", False);
+
+	if (p_icon.is_valid()) {
+		Ref<Image> img = p_icon->duplicate();
+		img->convert(Image::FORMAT_RGBA8);
+
+		while (true) {
+			int w = img->get_width();
+			int h = img->get_height();
+
+			if (g_set_icon_error) {
+				g_set_icon_error = false;
+
+				WARN_PRINT("Icon too large, attempting to resize icon.");
+
+				int new_width, new_height;
+				if (w > h) {
+					new_width = w / 2;
+					new_height = h * new_width / w;
+				} else {
+					new_height = h / 2;
+					new_width = w * new_height / h;
+				}
+
+				w = new_width;
+				h = new_height;
+
+				if (!w || !h) {
+					WARN_PRINT("Unable to set icon.");
+					break;
+				}
+
+				img->resize(w, h, Image::INTERPOLATE_CUBIC);
+			}
+
+			// We're using long to have wordsize (32Bit build -> 32 Bits, 64 Bit build -> 64 Bits
+			Vector<long> pd;
+
+			pd.resize(2 + w * h);
+
+			pd.write[0] = w;
+			pd.write[1] = h;
+
+			const uint8_t *r = img->get_data().ptr();
+
+			long *wr = &pd.write[2];
+			uint8_t const *pr = r;
+
+			for (int i = 0; i < w * h; i++) {
+				long v = 0;
+				//    A             R             G            B
+				v |= pr[3] << 24 | pr[0] << 16 | pr[1] << 8 | pr[2];
+				*wr++ = v;
+				pr += 4;
+			}
+
+			XChangeProperty(x11_display, wd.x11_window, net_wm_icon, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)pd.ptr(), pd.size());
+
+			if (!g_set_icon_error)
+				break;
+		}
+	} else {
+		XDeleteProperty(x11_display, wd.x11_window, net_wm_icon);
+	}
+
+	XFlush(x11_display);
+	XSetErrorHandler(oldHandler);
+}
+
+Vector<String> DisplayServerX11::get_rendering_drivers_func() {
+	Vector<String> drivers;
+
+#ifdef VULKAN_ENABLED
+	drivers.push_back("vulkan");
+#endif
+#ifdef OPENGL_ENABLED
+	drivers.push_back("opengl");
+#endif
+
+	return drivers;
+}
+
+DisplayServer *DisplayServerX11::create_func(const String &p_rendering_driver, WindowMode p_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error) {
+
+	return memnew(DisplayServerX11(p_rendering_driver, p_mode, p_flags, p_resolution, r_error));
+}
+
+DisplayServerX11::WindowID DisplayServerX11::_create_window(WindowMode p_mode, uint32_t p_flags, const Rect2i &p_rect) {
+
+	//Create window
+
+	long visualMask = VisualScreenMask;
+	int numberOfVisuals;
+	XVisualInfo vInfoTemplate = {};
+	vInfoTemplate.screen = DefaultScreen(x11_display);
+	XVisualInfo *visualInfo = XGetVisualInfo(x11_display, visualMask, &vInfoTemplate, &numberOfVisuals);
+
+	Colormap colormap = XCreateColormap(x11_display, RootWindow(x11_display, vInfoTemplate.screen), visualInfo->visual, AllocNone);
+
+	XSetWindowAttributes windowAttributes = {};
+	windowAttributes.colormap = colormap;
+	windowAttributes.background_pixel = 0xFFFFFFFF;
+	windowAttributes.border_pixel = 0;
+	windowAttributes.event_mask = KeyPressMask | KeyReleaseMask | StructureNotifyMask | ExposureMask;
+
+	unsigned long valuemask = CWBorderPixel | CWColormap | CWEventMask;
+
+	WindowID id;
+	{
+		WindowData wd;
+		wd.x11_window = XCreateWindow(x11_display, RootWindow(x11_display, visualInfo->screen), p_rect.position.x, p_rect.position.y, p_rect.size.width > 0 ? p_rect.size.width : 1, p_rect.size.height > 0 ? p_rect.size.height : 1, 0, visualInfo->depth, InputOutput, visualInfo->visual, valuemask, &windowAttributes);
+
+		XMapWindow(x11_display, wd.x11_window);
+
+		//associate PID
+		// make PID known to X11
+		{
+			const long pid = OS::get_singleton()->get_process_id();
+			Atom net_wm_pid = XInternAtom(x11_display, "_NET_WM_PID", False);
+			XChangeProperty(x11_display, wd.x11_window, net_wm_pid, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&pid, 1);
+		}
+
+		long im_event_mask = 0;
+
+		{
+			XIEventMask all_event_mask;
+			XSetWindowAttributes new_attr;
+
+			new_attr.event_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask |
+								  ButtonReleaseMask | EnterWindowMask |
+								  LeaveWindowMask | PointerMotionMask |
+								  Button1MotionMask |
+								  Button2MotionMask | Button3MotionMask |
+								  Button4MotionMask | Button5MotionMask |
+								  ButtonMotionMask | KeymapStateMask |
+								  ExposureMask | VisibilityChangeMask |
+								  StructureNotifyMask |
+								  SubstructureNotifyMask | SubstructureRedirectMask |
+								  FocusChangeMask | PropertyChangeMask |
+								  ColormapChangeMask | OwnerGrabButtonMask |
+								  im_event_mask;
+
+			XChangeWindowAttributes(x11_display, wd.x11_window, CWEventMask, &new_attr);
+
+			static unsigned char all_mask_data[XIMaskLen(XI_LASTEVENT)] = {};
+
+			all_event_mask.deviceid = XIAllDevices;
+			all_event_mask.mask_len = sizeof(all_mask_data);
+			all_event_mask.mask = all_mask_data;
+
+			XISetMask(all_event_mask.mask, XI_HierarchyChanged);
+
+#ifdef TOUCH_ENABLED
+			if (xi.touch_devices.size()) {
+				XISetMask(all_event_mask.mask, XI_TouchBegin);
+				XISetMask(all_event_mask.mask, XI_TouchUpdate);
+				XISetMask(all_event_mask.mask, XI_TouchEnd);
+				XISetMask(all_event_mask.mask, XI_TouchOwnership);
+			}
+#endif
+
+			XISelectEvents(x11_display, wd.x11_window, &all_event_mask, 1);
+		}
+
+		/* set the titlebar name */
+		XStoreName(x11_display, wd.x11_window, "Godot");
+		XSetWMProtocols(x11_display, wd.x11_window, &wm_delete, 1);
+		XChangeProperty(x11_display, wd.x11_window, xdnd_aware, XA_ATOM, 32, PropModeReplace, (unsigned char *)&xdnd_version, 1);
+
+		if (xim && xim_style) {
+
+			wd.xic = XCreateIC(xim, XNInputStyle, xim_style, XNClientWindow, wd.x11_window, XNFocusWindow, wd.x11_window, (char *)NULL);
+			if (XGetICValues(wd.xic, XNFilterEvents, &im_event_mask, NULL) != NULL) {
+				WARN_PRINT("XGetICValues couldn't obtain XNFilterEvents value");
+				XDestroyIC(wd.xic);
+				wd.xic = NULL;
+			}
+			if (wd.xic) {
+				XUnsetICFocus(wd.xic);
+			} else {
+				WARN_PRINT("XCreateIC couldn't create wd.xic");
+			}
+		} else {
+
+			wd.xic = NULL;
+			WARN_PRINT("XCreateIC couldn't create wd.xic");
+		}
+
+		_update_context(wd);
+
+		id = window_id_counter++;
+
+		windows[id] = wd;
+
+		{
+
+			if (p_flags & WINDOW_FLAG_RESIZE_DISABLED_BIT) {
+
+				XSizeHints *xsh;
+				xsh = XAllocSizeHints();
+
+				xsh->flags = PMinSize | PMaxSize;
+				xsh->min_width = p_rect.size.width;
+				xsh->max_width = p_rect.size.width;
+				xsh->min_height = p_rect.size.height;
+				xsh->max_height = p_rect.size.height;
+
+				XSetWMNormalHints(x11_display, wd.x11_window, xsh);
+				XFree(xsh);
+			}
+
+			bool make_utility = false;
+
+			if (p_flags & WINDOW_FLAG_BORDERLESS_BIT) {
+				Hints hints;
+				Atom property;
+				hints.flags = 2;
+				hints.decorations = 0;
+				property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True);
+				XChangeProperty(x11_display, wd.x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5);
+
+				make_utility = true;
+			}
+			if (p_flags & WINDOW_FLAG_NO_FOCUS_BIT) {
+				make_utility = true;
+			}
+
+			if (make_utility) {
+				//this one seems to disable the fade animations for regular windows
+				//but has the drawback that will not get focus by default, so
+				//we need fo force it, unless no focus requested
+
+				Atom type_atom = XInternAtom(x11_display, "_NET_WM_WINDOW_TYPE_UTILITY", False);
+				Atom wt_atom = XInternAtom(x11_display, "_NET_WM_WINDOW_TYPE", False);
+
+				XChangeProperty(x11_display, wd.x11_window, wt_atom, XA_ATOM, 32, PropModeReplace, (unsigned char *)&type_atom, 1);
+
+				if (!(p_flags & WINDOW_FLAG_NO_FOCUS_BIT)) {
+					//but as utility appears unfocused, it needs to be forcefuly focused, unless no focus requested
+					XEvent xev;
+					Atom net_active_window = XInternAtom(x11_display, "_NET_ACTIVE_WINDOW", False);
+
+					memset(&xev, 0, sizeof(xev));
+					xev.type = ClientMessage;
+					xev.xclient.window = wd.x11_window;
+					xev.xclient.message_type = net_active_window;
+					xev.xclient.format = 32;
+					xev.xclient.data.l[0] = 1;
+					xev.xclient.data.l[1] = CurrentTime;
+
+					XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
+				}
+			} else {
+				Atom type_atom = XInternAtom(x11_display, "_NET_WM_WINDOW_TYPE_NORMAL", False);
+				Atom wt_atom = XInternAtom(x11_display, "_NET_WM_WINDOW_TYPE", False);
+
+				XChangeProperty(x11_display, wd.x11_window, wt_atom, XA_ATOM, 32, PropModeReplace, (unsigned char *)&type_atom, 1);
+			}
+		}
+
+		if (id != MAIN_WINDOW_ID) {
+
+			XSizeHints my_hints = XSizeHints();
+
+			my_hints.flags = PPosition | PSize; /* I want to specify position and size */
+			my_hints.x = p_rect.position.x; /* The origin and size coords I want */
+			my_hints.y = p_rect.position.y;
+			my_hints.width = p_rect.size.width;
+			my_hints.height = p_rect.size.height;
+
+			XSetNormalHints(x11_display, wd.x11_window, &my_hints);
+			XMoveWindow(x11_display, wd.x11_window, p_rect.position.x, p_rect.position.y);
+		}
+
+#if defined(VULKAN_ENABLED)
+		if (context_vulkan) {
+			Error err = context_vulkan->window_create(id, wd.x11_window, x11_display, p_rect.size.width, p_rect.size.height);
+			ERR_FAIL_COND_V_MSG(err != OK, INVALID_WINDOW_ID, "Can't create a Vulkan window");
+		}
+#endif
+
+		//set_class_hint(x11_display, wd.x11_window);
+		XFlush(x11_display);
+
+		XSync(x11_display, False);
+		//XSetErrorHandler(oldHandler);
+
+		XFree(visualInfo);
+	}
+
+	WindowData &wd = windows[id];
+
+	window_set_mode(p_mode, id);
+
+	//sync size
+	{
+		XWindowAttributes xwa;
+
+		XSync(x11_display, False);
+		XGetWindowAttributes(x11_display, wd.x11_window, &xwa);
+
+		wd.position.x = xwa.x;
+		wd.position.y = xwa.y;
+		wd.size.width = xwa.width;
+		wd.size.height = xwa.height;
+
+		print_line("DisplayServer::_create_window " + itos(id) + " want rect: " + p_rect + " got rect " + Rect2i(xwa.x, xwa.y, xwa.width, xwa.height));
+	}
+
+	//set cursor
+	if (cursors[current_cursor] != None) {
+
+		XDefineCursor(x11_display, wd.x11_window, cursors[current_cursor]);
+	}
+	return id;
+}
+
+DisplayServerX11::DisplayServerX11(const String &p_rendering_driver, WindowMode p_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error) {
+
+	InputFilter::get_singleton()->set_event_dispatch_function(_dispatch_input_events);
+
+	r_error = OK;
+
+	last_button_state = 0;
+
+	xmbstring = NULL;
+
+	last_click_ms = 0;
+	last_click_button_index = -1;
+	last_click_pos = Point2i(-100, -100);
+
+	last_timestamp = 0;
+	last_mouse_pos_valid = false;
+	last_keyrelease_time = 0;
+
+	XInitThreads(); //always use threads
+
+	/** XLIB INITIALIZATION **/
+	x11_display = XOpenDisplay(NULL);
+
+	if (!x11_display) {
+		ERR_PRINT("X11 Display is not available");
+		r_error = ERR_UNAVAILABLE;
+		return;
+	}
+
+	char *modifiers = NULL;
+	Bool xkb_dar = False;
+	XAutoRepeatOn(x11_display);
+	xkb_dar = XkbSetDetectableAutoRepeat(x11_display, True, NULL);
+
+	// Try to support IME if detectable auto-repeat is supported
+	if (xkb_dar == True) {
+
+#ifdef X_HAVE_UTF8_STRING
+		// Xutf8LookupString will be used later instead of XmbLookupString before
+		// the multibyte sequences can be converted to unicode string.
+		modifiers = XSetLocaleModifiers("");
+#endif
+	}
+
+	if (modifiers == NULL) {
+		if (OS::get_singleton()->is_stdout_verbose()) {
+			WARN_PRINT("IME is disabled");
+		}
+		XSetLocaleModifiers("@im=none");
+		WARN_PRINT("Error setting locale modifiers");
+	}
+
+	const char *err;
+	xrr_get_monitors = NULL;
+	xrr_free_monitors = NULL;
+	int xrandr_major = 0;
+	int xrandr_minor = 0;
+	int event_base, error_base;
+	xrandr_ext_ok = XRRQueryExtension(x11_display, &event_base, &error_base);
+	xrandr_handle = dlopen("libXrandr.so.2", RTLD_LAZY);
+	if (!xrandr_handle) {
+		err = dlerror();
+		fprintf(stderr, "could not load libXrandr.so.2, Error: %s\n", err);
+	} else {
+		XRRQueryVersion(x11_display, &xrandr_major, &xrandr_minor);
+		if (((xrandr_major << 8) | xrandr_minor) >= 0x0105) {
+			xrr_get_monitors = (xrr_get_monitors_t)dlsym(xrandr_handle, "XRRGetMonitors");
+			if (!xrr_get_monitors) {
+				err = dlerror();
+				fprintf(stderr, "could not find symbol XRRGetMonitors\nError: %s\n", err);
+			} else {
+				xrr_free_monitors = (xrr_free_monitors_t)dlsym(xrandr_handle, "XRRFreeMonitors");
+				if (!xrr_free_monitors) {
+					err = dlerror();
+					fprintf(stderr, "could not find XRRFreeMonitors\nError: %s\n", err);
+					xrr_get_monitors = NULL;
+				}
+			}
+		}
+	}
+
+	if (!_refresh_device_info()) {
+		alert("Your system does not support XInput 2.\n"
+			  "Please upgrade your distribution.",
+				"Unable to initialize XInput");
+		r_error = ERR_UNAVAILABLE;
+		return;
+	}
+
+	xim = XOpenIM(x11_display, NULL, NULL, NULL);
+
+	if (xim == NULL) {
+		WARN_PRINT("XOpenIM failed");
+		xim_style = 0L;
+	} else {
+		::XIMCallback im_destroy_callback;
+		im_destroy_callback.client_data = (::XPointer)(this);
+		im_destroy_callback.callback = (::XIMProc)(_xim_destroy_callback);
+		if (XSetIMValues(xim, XNDestroyCallback, &im_destroy_callback,
+					NULL) != NULL) {
+			WARN_PRINT("Error setting XIM destroy callback");
+		}
+
+		::XIMStyles *xim_styles = NULL;
+		xim_style = 0L;
+		char *imvalret = XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL);
+		if (imvalret != NULL || xim_styles == NULL) {
+			fprintf(stderr, "Input method doesn't support any styles\n");
+		}
+
+		if (xim_styles) {
+			xim_style = 0L;
+			for (int i = 0; i < xim_styles->count_styles; i++) {
+
+				if (xim_styles->supported_styles[i] ==
+						(XIMPreeditNothing | XIMStatusNothing)) {
+
+					xim_style = xim_styles->supported_styles[i];
+					break;
+				}
+			}
+
+			XFree(xim_styles);
+		}
+		XFree(imvalret);
+	}
+
+	/* Atorm internment */
+	wm_delete = XInternAtom(x11_display, "WM_DELETE_WINDOW", true);
+	//Set Xdnd (drag & drop) support
+	xdnd_aware = XInternAtom(x11_display, "XdndAware", False);
+	xdnd_version = 5;
+	xdnd_enter = XInternAtom(x11_display, "XdndEnter", False);
+	xdnd_position = XInternAtom(x11_display, "XdndPosition", False);
+	xdnd_status = XInternAtom(x11_display, "XdndStatus", False);
+	xdnd_action_copy = XInternAtom(x11_display, "XdndActionCopy", False);
+	xdnd_drop = XInternAtom(x11_display, "XdndDrop", False);
+	xdnd_finished = XInternAtom(x11_display, "XdndFinished", False);
+	xdnd_selection = XInternAtom(x11_display, "XdndSelection", False);
+
+	//!!!!!!!!!!!!!!!!!!!!!!!!!!
+	//TODO - do Vulkan and GLES2 support checks, driver selection and fallback
+	rendering_driver = p_rendering_driver;
+
+#ifndef _MSC_VER
+#warning Forcing vulkan rendering driver because OpenGL not implemented yet
+#endif
+	rendering_driver = "vulkan";
+
+#if defined(VULKAN_ENABLED)
+	if (rendering_driver == "vulkan") {
+
+		context_vulkan = memnew(VulkanContextX11);
+		if (context_vulkan->initialize() != OK) {
+			memdelete(context_vulkan);
+			context_vulkan = NULL;
+			r_error = ERR_CANT_CREATE;
+			ERR_FAIL_MSG("Could not initialize Vulkan");
+		}
+	}
+#endif
+	// Init context and rendering device
+#if defined(OPENGL_ENABLED)
+	if (rendering_driver == "opengl_es") {
+		if (getenv("DRI_PRIME") == NULL) {
+			int use_prime = -1;
+
+			if (getenv("PRIMUS_DISPLAY") ||
+					getenv("PRIMUS_libGLd") ||
+					getenv("PRIMUS_libGLa") ||
+					getenv("PRIMUS_libGL") ||
+					getenv("PRIMUS_LOAD_GLOBAL") ||
+					getenv("BUMBLEBEE_SOCKET")) {
+
+				print_verbose("Optirun/primusrun detected. Skipping GPU detection");
+				use_prime = 0;
+			}
+
+			if (getenv("LD_LIBRARY_PATH")) {
+				String ld_library_path(getenv("LD_LIBRARY_PATH"));
+				Vector<String> libraries = ld_library_path.split(":");
+
+				for (int i = 0; i < libraries.size(); ++i) {
+					if (FileAccess::exists(libraries[i] + "/libGL.so.1") ||
+							FileAccess::exists(libraries[i] + "/libGL.so")) {
+
+						print_verbose("Custom libGL override detected. Skipping GPU detection");
+						use_prime = 0;
+					}
+				}
+			}
+
+			if (use_prime == -1) {
+				print_verbose("Detecting GPUs, set DRI_PRIME in the environment to override GPU detection logic.");
+				use_prime = detect_prime();
+			}
+
+			if (use_prime) {
+				print_line("Found discrete GPU, setting DRI_PRIME=1 to use it.");
+				print_line("Note: Set DRI_PRIME=0 in the environment to disable Godot from using the discrete GPU.");
+				setenv("DRI_PRIME", "1", 1);
+			}
+		}
+
+		ContextGL_X11::ContextType opengl_api_type = ContextGL_X11::GLES_2_0_COMPATIBLE;
+
+		context_gles2 = memnew(ContextGL_X11(x11_display, x11_window, current_videomode, opengl_api_type));
+
+		if (context_gles2->initialize() != OK) {
+			memdelete(context_gles2);
+			context_gles2 = NULL;
+			ERR_FAIL_V(ERR_UNAVAILABLE);
+		}
+
+		context_gles2->set_use_vsync(current_videomode.use_vsync);
+
+		if (RasterizerGLES2::is_viable() == OK) {
+			RasterizerGLES2::register_config();
+			RasterizerGLES2::make_current();
+		} else {
+			memdelete(context_gles2);
+			context_gles2 = NULL;
+			ERR_FAIL_V(ERR_UNAVAILABLE);
+		}
+	}
+#endif
+
+	WindowID main_window = _create_window(p_mode, p_flags, Rect2i(Point2(), p_resolution));
+	for (int i = 0; i < WINDOW_FLAG_MAX; i++) {
+		if (p_flags & (1 << i)) {
+			window_set_flag(WindowFlags(i), true, main_window);
+		}
+	}
+
+//create RenderingDevice if used
+#if defined(VULKAN_ENABLED)
+	if (rendering_driver == "vulkan") {
+
+		//temporary
+		rendering_device_vulkan = memnew(RenderingDeviceVulkan);
+		rendering_device_vulkan->initialize(context_vulkan);
+
+		RasterizerRD::make_current();
+	}
+#endif
+
+	/*
+	visual_server = memnew(VisualServerRaster);
+	if (get_render_thread_mode() != RENDER_THREAD_UNSAFE) {
+		visual_server = memnew(VisualServerWrapMT(visual_server, get_render_thread_mode() == RENDER_SEPARATE_THREAD));
+	}
+	*/
+
+	{
+		//set all event master mask
+		XIEventMask all_master_event_mask;
+		static unsigned char all_master_mask_data[XIMaskLen(XI_LASTEVENT)] = {};
+		all_master_event_mask.deviceid = XIAllMasterDevices;
+		all_master_event_mask.mask_len = sizeof(all_master_mask_data);
+		all_master_event_mask.mask = all_master_mask_data;
+		XISetMask(all_master_event_mask.mask, XI_DeviceChanged);
+		XISetMask(all_master_event_mask.mask, XI_RawMotion);
+		XISelectEvents(x11_display, DefaultRootWindow(x11_display), &all_master_event_mask, 1);
+	}
+
+	// Disabled by now since grabbing also blocks mouse events
+	// (they are received as extended events instead of standard events)
+	/*XIClearMask(xi.touch_event_mask.mask, XI_TouchOwnership);
+
+	// Grab touch devices to avoid OS gesture interference
+	for (int i = 0; i < xi.touch_devices.size(); ++i) {
+		XIGrabDevice(x11_display, xi.touch_devices[i], x11_window, CurrentTime, None, XIGrabModeAsync, XIGrabModeAsync, False, &xi.touch_event_mask);
+	}*/
+
+	cursor_size = XcursorGetDefaultSize(x11_display);
+	cursor_theme = XcursorGetTheme(x11_display);
+
+	if (!cursor_theme) {
+		print_verbose("XcursorGetTheme could not get cursor theme");
+		cursor_theme = "default";
+	}
+
+	for (int i = 0; i < CURSOR_MAX; i++) {
+
+		cursors[i] = None;
+		img[i] = NULL;
+	}
+
+	current_cursor = CURSOR_ARROW;
+
+	for (int i = 0; i < CURSOR_MAX; i++) {
+
+		static const char *cursor_file[] = {
+			"left_ptr",
+			"xterm",
+			"hand2",
+			"cross",
+			"watch",
+			"left_ptr_watch",
+			"fleur",
+			"dnd-move",
+			"crossed_circle",
+			"v_double_arrow",
+			"h_double_arrow",
+			"size_bdiag",
+			"size_fdiag",
+			"move",
+			"row_resize",
+			"col_resize",
+			"question_arrow"
+		};
+
+		img[i] = XcursorLibraryLoadImage(cursor_file[i], cursor_theme, cursor_size);
+		if (!img[i]) {
+			const char *fallback = NULL;
+
+			switch (i) {
+				case CURSOR_POINTING_HAND:
+					fallback = "pointer";
+					break;
+				case CURSOR_CROSS:
+					fallback = "crosshair";
+					break;
+				case CURSOR_WAIT:
+					fallback = "wait";
+					break;
+				case CURSOR_BUSY:
+					fallback = "progress";
+					break;
+				case CURSOR_DRAG:
+					fallback = "grabbing";
+					break;
+				case CURSOR_CAN_DROP:
+					fallback = "hand1";
+					break;
+				case CURSOR_FORBIDDEN:
+					fallback = "forbidden";
+					break;
+				case CURSOR_VSIZE:
+					fallback = "ns-resize";
+					break;
+				case CURSOR_HSIZE:
+					fallback = "ew-resize";
+					break;
+				case CURSOR_BDIAGSIZE:
+					fallback = "fd_double_arrow";
+					break;
+				case CURSOR_FDIAGSIZE:
+					fallback = "bd_double_arrow";
+					break;
+				case CURSOR_MOVE:
+					img[i] = img[CURSOR_DRAG];
+					break;
+				case CURSOR_VSPLIT:
+					fallback = "sb_v_double_arrow";
+					break;
+				case CURSOR_HSPLIT:
+					fallback = "sb_h_double_arrow";
+					break;
+				case CURSOR_HELP:
+					fallback = "help";
+					break;
+			}
+			if (fallback != NULL) {
+				img[i] = XcursorLibraryLoadImage(fallback, cursor_theme, cursor_size);
+			}
+		}
+		if (img[i]) {
+			cursors[i] = XcursorImageLoadCursor(x11_display, img[i]);
+		} else {
+			print_verbose("Failed loading custom cursor: " + String(cursor_file[i]));
+		}
+	}
+
+	{
+		// Creating an empty/transparent cursor
+
+		// Create 1x1 bitmap
+		Pixmap cursormask = XCreatePixmap(x11_display,
+				RootWindow(x11_display, DefaultScreen(x11_display)), 1, 1, 1);
+
+		// Fill with zero
+		XGCValues xgc;
+		xgc.function = GXclear;
+		GC gc = XCreateGC(x11_display, cursormask, GCFunction, &xgc);
+		XFillRectangle(x11_display, cursormask, gc, 0, 0, 1, 1);
+
+		// Color value doesn't matter. Mask zero means no foreground or background will be drawn
+		XColor col = {};
+
+		Cursor cursor = XCreatePixmapCursor(x11_display,
+				cursormask, // source (using cursor mask as placeholder, since it'll all be ignored)
+				cursormask, // mask
+				&col, &col, 0, 0);
+
+		XFreePixmap(x11_display, cursormask);
+		XFreeGC(x11_display, gc);
+
+		if (cursor == None) {
+			ERR_PRINT("FAILED CREATING CURSOR");
+		}
+
+		null_cursor = cursor;
+	}
+	cursor_set_shape(CURSOR_BUSY);
+
+	requested = None;
+
+	window_has_focus = true; // Set focus to true at init
+
+	/*if (p_desired.layered) {
+		set_window_per_pixel_transparency_enabled(true);
+	}*/
+
+	XEvent xevent;
+	while (XPending(x11_display) > 0) {
+		XNextEvent(x11_display, &xevent);
+		if (xevent.type == ConfigureNotify) {
+			_window_changed(&xevent);
+		}
+	}
+
+	_update_real_mouse_position(windows[MAIN_WINDOW_ID]);
+
+	r_error = OK;
+}
+DisplayServerX11::~DisplayServerX11() {
+
+	//destroy all windows
+	for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
+#ifdef VULKAN_ENABLED
+		if (rendering_driver == "vulkan") {
+			context_vulkan->window_destroy(E->key());
+		}
+#endif
+
+		if (E->get().xic) {
+			XDestroyIC(E->get().xic);
+		}
+		XUnmapWindow(x11_display, E->get().x11_window);
+		XDestroyWindow(x11_display, E->get().x11_window);
+	}
+
+	//destroy drivers
+#if defined(VULKAN_ENABLED)
+	if (rendering_driver == "vulkan") {
+
+		if (rendering_device_vulkan) {
+			rendering_device_vulkan->finalize();
+			memdelete(rendering_device_vulkan);
+		}
+
+		if (context_vulkan)
+			memdelete(context_vulkan);
+	}
+#endif
+
+	if (xrandr_handle)
+		dlclose(xrandr_handle);
+
+	for (int i = 0; i < CURSOR_MAX; i++) {
+		if (cursors[i] != None)
+			XFreeCursor(x11_display, cursors[i]);
+		if (img[i] != NULL)
+			XcursorImageDestroy(img[i]);
+	};
+
+	if (xim) {
+		XCloseIM(xim);
+	}
+
+	XCloseDisplay(x11_display);
+	if (xmbstring)
+		memfree(xmbstring);
+}
+
+void DisplayServerX11::register_x11_driver() {
+
+	register_create_function("x11", create_func, get_rendering_drivers_func);
+}
+
+#endif // X11 enabled
diff --git a/platform/linuxbsd/display_server_x11.h b/platform/linuxbsd/display_server_x11.h
new file mode 100644
index 0000000000..d1680b0508
--- /dev/null
+++ b/platform/linuxbsd/display_server_x11.h
@@ -0,0 +1,352 @@
+/*************************************************************************/
+/*  display_server_x11.h                                                 */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifndef DISPLAY_SERVER_X11_H
+#define DISPLAY_SERVER_X11_H
+
+#ifdef X11_ENABLED
+
+#include "servers/display_server.h"
+
+#include "core/input/input_filter.h"
+
+#include "drivers/alsa/audio_driver_alsa.h"
+#include "drivers/alsamidi/midi_driver_alsamidi.h"
+#include "drivers/pulseaudio/audio_driver_pulseaudio.h"
+#include "drivers/unix/os_unix.h"
+#include "joypad_linux.h"
+#include "servers/audio_server.h"
+#include "servers/visual/rasterizer.h"
+#include "servers/visual_server.h"
+
+#if defined(OPENGL_ENABLED)
+#include "context_gl_x11.h"
+#endif
+
+#if defined(VULKAN_ENABLED)
+#include "drivers/vulkan/rendering_device_vulkan.h"
+#include "platform/linuxbsd/vulkan_context_x11.h"
+#endif
+
+#include <X11/Xcursor/Xcursor.h>
+#include <X11/Xlib.h>
+#include <X11/extensions/XInput2.h>
+#include <X11/extensions/Xrandr.h>
+#include <X11/keysym.h>
+
+// Hints for X11 fullscreen
+typedef struct {
+	unsigned long flags;
+	unsigned long functions;
+	unsigned long decorations;
+	long inputMode;
+	unsigned long status;
+} Hints;
+
+typedef struct _xrr_monitor_info {
+	Atom name;
+	Bool primary;
+	Bool automatic;
+	int noutput;
+	int x;
+	int y;
+	int width;
+	int height;
+	int mwidth;
+	int mheight;
+	RROutput *outputs;
+} xrr_monitor_info;
+
+#undef CursorShape
+
+class DisplayServerX11 : public DisplayServer {
+	//No need to register, it's platform-specific and nothing is added
+	//GDCLASS(DisplayServerX11, DisplayServer)
+
+	_THREAD_SAFE_CLASS_
+
+	Atom wm_delete;
+	Atom xdnd_enter;
+	Atom xdnd_position;
+	Atom xdnd_status;
+	Atom xdnd_action_copy;
+	Atom xdnd_drop;
+	Atom xdnd_finished;
+	Atom xdnd_selection;
+	Atom xdnd_aware;
+	Atom requested;
+	int xdnd_version;
+
+#if defined(OPENGL_ENABLED)
+	ContextGL_X11 *context_gles2;
+#endif
+#if defined(VULKAN_ENABLED)
+	VulkanContextX11 *context_vulkan;
+	RenderingDeviceVulkan *rendering_device_vulkan;
+#endif
+
+	struct WindowData {
+		Window x11_window;
+		::XIC xic;
+
+		Size2i min_size;
+		Size2i max_size;
+		Point2i position;
+		Size2i size;
+		Point2i im_position;
+		bool im_active = false;
+		Callable rect_changed_callback;
+		Callable event_callback;
+		Callable input_event_callback;
+		Callable input_text_callback;
+		Callable drop_files_callback;
+
+		WindowID transient_parent = INVALID_WINDOW_ID;
+		Set<WindowID> transient_children;
+
+		ObjectID instance_id;
+
+		//better to guess on the fly, given WM can change it
+		//WindowMode mode;
+		bool fullscreen = false; //OS can't exit from this mode
+		bool on_top = false;
+		bool borderless = false;
+		bool resize_disabled = false;
+		Vector2i last_position_before_fs;
+	};
+
+	Map<WindowID, WindowData> windows;
+
+	WindowID window_id_counter = MAIN_WINDOW_ID;
+	WindowID _create_window(WindowMode p_mode, uint32_t p_flags, const Rect2i &p_rect);
+
+	String internal_clipboard;
+	Window xdnd_source_window;
+	::Display *x11_display;
+	char *xmbstring;
+	int xmblen;
+	unsigned long last_timestamp;
+	::Time last_keyrelease_time;
+	::XIM xim;
+	::XIMStyle xim_style;
+	static void _xim_destroy_callback(::XIM im, ::XPointer client_data,
+			::XPointer call_data);
+
+	Point2i last_mouse_pos;
+	bool last_mouse_pos_valid;
+	Point2i last_click_pos;
+	uint64_t last_click_ms;
+	int last_click_button_index;
+	uint32_t last_button_state;
+
+	struct {
+		int opcode;
+		Vector<int> touch_devices;
+		Map<int, Vector2> absolute_devices;
+		Map<int, Vector3> pen_devices;
+		XIEventMask all_event_mask;
+		Map<int, Vector2> state;
+		double pressure;
+		Vector2 tilt;
+		Vector2 mouse_pos_to_filter;
+		Vector2 relative_motion;
+		Vector2 raw_pos;
+		Vector2 old_raw_pos;
+		::Time last_relative_time;
+	} xi;
+
+	bool _refresh_device_info();
+
+	unsigned int _get_mouse_button_state(unsigned int p_x11_button, int p_x11_type);
+	void _get_key_modifier_state(unsigned int p_x11_state, Ref<InputEventWithModifiers> state);
+	void _flush_mouse_motion();
+
+	MouseMode mouse_mode;
+	Point2i center;
+
+	void _handle_key_event(WindowID p_window, XKeyEvent *p_event, bool p_echo = false);
+
+	bool force_quit;
+	bool minimized;
+	bool window_has_focus;
+	bool do_mouse_warp;
+
+	const char *cursor_theme;
+	int cursor_size;
+	XcursorImage *img[CURSOR_MAX];
+	Cursor cursors[CURSOR_MAX];
+	Cursor null_cursor;
+	CursorShape current_cursor;
+	Map<CursorShape, Vector<Variant>> cursors_cache;
+
+	bool layered_window;
+
+	String rendering_driver;
+	bool window_focused;
+	//void set_wm_border(bool p_enabled);
+	void set_wm_fullscreen(bool p_enabled);
+	void set_wm_above(bool p_enabled);
+
+	typedef xrr_monitor_info *(*xrr_get_monitors_t)(Display *dpy, Window window, Bool get_active, int *nmonitors);
+	typedef void (*xrr_free_monitors_t)(xrr_monitor_info *monitors);
+	xrr_get_monitors_t xrr_get_monitors;
+	xrr_free_monitors_t xrr_free_monitors;
+	void *xrandr_handle;
+	Bool xrandr_ext_ok;
+
+	struct Property {
+		unsigned char *data;
+		int format, nitems;
+		Atom type;
+	};
+	static Property _read_property(Display *p_display, Window p_window, Atom p_property);
+
+	void _update_real_mouse_position(const WindowData &wd);
+	void _set_wm_fullscreen(WindowID p_window, bool p_enabled);
+	void _set_wm_maximized(WindowID p_window, bool p_enabled);
+
+	void _update_context(WindowData &wd);
+
+	Context context = CONTEXT_ENGINE;
+
+	void _send_window_event(const WindowData &wd, WindowEvent p_event);
+	static void _dispatch_input_events(const Ref<InputEvent> &p_event);
+	void _dispatch_input_event(const Ref<InputEvent> &p_event);
+
+protected:
+	void _window_changed(XEvent *event);
+
+public:
+	virtual bool has_feature(Feature p_feature) const;
+	virtual String get_name() const;
+
+	virtual void alert(const String &p_alert, const String &p_title = "ALERT!");
+
+	virtual void mouse_set_mode(MouseMode p_mode);
+	virtual MouseMode mouse_get_mode() const;
+
+	virtual void mouse_warp_to_position(const Point2i &p_to);
+	virtual Point2i mouse_get_position() const;
+	virtual Point2i mouse_get_absolute_position() const;
+	virtual int mouse_get_button_state() const;
+
+	virtual void clipboard_set(const String &p_text);
+	virtual String clipboard_get() const;
+
+	virtual int get_screen_count() const;
+	virtual Point2i screen_get_position(int p_screen = SCREEN_OF_MAIN_WINDOW) const;
+	virtual Size2i screen_get_size(int p_screen = SCREEN_OF_MAIN_WINDOW) const;
+	virtual Rect2i screen_get_usable_rect(int p_screen = SCREEN_OF_MAIN_WINDOW) const;
+	virtual int screen_get_dpi(int p_screen = SCREEN_OF_MAIN_WINDOW) const;
+	virtual bool screen_is_touchscreen(int p_screen = SCREEN_OF_MAIN_WINDOW) const;
+
+	virtual Vector<DisplayServer::WindowID> get_window_list() const;
+
+	virtual WindowID create_sub_window(WindowMode p_mode, uint32_t p_flags, const Rect2i &p_rect = Rect2i());
+	virtual void delete_sub_window(WindowID p_id);
+
+	virtual WindowID get_window_at_screen_position(const Point2i &p_position) const;
+
+	virtual void window_attach_instance_id(ObjectID p_instance, WindowID p_window = MAIN_WINDOW_ID);
+	virtual ObjectID window_get_attached_instance_id(WindowID p_window = MAIN_WINDOW_ID) const;
+
+	virtual void window_set_title(const String &p_title, WindowID p_window = MAIN_WINDOW_ID);
+	virtual void window_set_rect_changed_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID);
+	virtual void window_set_window_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID);
+	virtual void window_set_input_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID);
+	virtual void window_set_input_text_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID);
+	virtual void window_set_drop_files_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID);
+
+	virtual int window_get_current_screen(WindowID p_window = MAIN_WINDOW_ID) const;
+	virtual void window_set_current_screen(int p_screen, WindowID p_window = MAIN_WINDOW_ID);
+
+	virtual Point2i window_get_position(WindowID p_window = MAIN_WINDOW_ID) const;
+	virtual void window_set_position(const Point2i &p_position, WindowID p_window = MAIN_WINDOW_ID);
+
+	virtual void window_set_max_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID);
+	virtual Size2i window_get_max_size(WindowID p_window = MAIN_WINDOW_ID) const;
+
+	virtual void window_set_transient(WindowID p_window, WindowID p_parent);
+
+	virtual void window_set_min_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID);
+	virtual Size2i window_get_min_size(WindowID p_window = MAIN_WINDOW_ID) const;
+
+	virtual void window_set_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID);
+	virtual Size2i window_get_size(WindowID p_window = MAIN_WINDOW_ID) const;
+	virtual Size2i window_get_real_size(WindowID p_window = MAIN_WINDOW_ID) const;
+
+	virtual void window_set_mode(WindowMode p_mode, WindowID p_window = MAIN_WINDOW_ID);
+	virtual WindowMode window_get_mode(WindowID p_window = MAIN_WINDOW_ID) const;
+
+	virtual bool window_is_maximize_allowed(WindowID p_window = MAIN_WINDOW_ID) const;
+
+	virtual void window_set_flag(WindowFlags p_flag, bool p_enabled, WindowID p_window = MAIN_WINDOW_ID);
+	virtual bool window_get_flag(WindowFlags p_flag, WindowID p_window = MAIN_WINDOW_ID) const;
+
+	virtual void window_request_attention(WindowID p_window = MAIN_WINDOW_ID);
+
+	virtual void window_move_to_foreground(WindowID p_window = MAIN_WINDOW_ID);
+
+	virtual bool window_can_draw(WindowID p_window = MAIN_WINDOW_ID) const;
+
+	virtual bool can_any_window_draw() const;
+
+	virtual void window_set_ime_active(const bool p_active, WindowID p_window = MAIN_WINDOW_ID);
+	virtual void window_set_ime_position(const Point2i &p_pos, WindowID p_window = MAIN_WINDOW_ID);
+
+	virtual void cursor_set_shape(CursorShape p_shape);
+	virtual CursorShape cursor_get_shape() const;
+	virtual void cursor_set_custom_image(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot);
+
+	virtual LatinKeyboardVariant get_latin_keyboard_variant() const;
+
+	virtual void process_events();
+
+	virtual void release_rendering_thread();
+	virtual void make_rendering_thread();
+	virtual void swap_buffers();
+
+	virtual void set_context(Context p_context);
+
+	virtual void set_native_icon(const String &p_filename);
+	virtual void set_icon(const Ref<Image> &p_icon);
+
+	static DisplayServer *create_func(const String &p_rendering_driver, WindowMode p_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error);
+	static Vector<String> get_rendering_drivers_func();
+
+	static void register_x11_driver();
+
+	DisplayServerX11(const String &p_rendering_driver, WindowMode p_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error);
+	~DisplayServerX11();
+};
+
+#endif // X11 enabled
+
+#endif // DISPLAY_SERVER_X11_H
diff --git a/platform/linuxbsd/export/export.cpp b/platform/linuxbsd/export/export.cpp
new file mode 100644
index 0000000000..53e3ce8f85
--- /dev/null
+++ b/platform/linuxbsd/export/export.cpp
@@ -0,0 +1,169 @@
+/*************************************************************************/
+/*  export.cpp                                                           */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#include "export.h"
+
+#include "core/os/file_access.h"
+#include "editor/editor_export.h"
+#include "platform/linuxbsd/logo.gen.h"
+#include "scene/resources/texture.h"
+
+static Error fixup_embedded_pck(const String &p_path, int64_t p_embedded_start, int64_t p_embedded_size);
+
+void register_linuxbsd_exporter() {
+
+	Ref<EditorExportPlatformPC> platform;
+	platform.instance();
+
+	Ref<Image> img = memnew(Image(_linuxbsd_logo));
+	Ref<ImageTexture> logo;
+	logo.instance();
+	logo->create_from_image(img);
+	platform->set_logo(logo);
+	platform->set_name("Linux/X11");
+	platform->set_extension("x86");
+	platform->set_extension("x86_64", "binary_format/64_bits");
+	platform->set_release_32("linux_x11_32_release");
+	platform->set_debug_32("linux_x11_32_debug");
+	platform->set_release_64("linux_x11_64_release");
+	platform->set_debug_64("linux_x11_64_debug");
+	platform->set_os_name("X11");
+	platform->set_chmod_flags(0755);
+	platform->set_fixup_embedded_pck_func(&fixup_embedded_pck);
+
+	EditorExport::get_singleton()->add_export_platform(platform);
+}
+
+static Error fixup_embedded_pck(const String &p_path, int64_t p_embedded_start, int64_t p_embedded_size) {
+
+	// Patch the header of the "pck" section in the ELF file so that it corresponds to the embedded data
+
+	FileAccess *f = FileAccess::open(p_path, FileAccess::READ_WRITE);
+	if (!f) {
+		return ERR_CANT_OPEN;
+	}
+
+	// Read and check ELF magic number
+	{
+		uint32_t magic = f->get_32();
+		if (magic != 0x464c457f) { // 0x7F + "ELF"
+			f->close();
+			return ERR_FILE_CORRUPT;
+		}
+	}
+
+	// Read program architecture bits from class field
+
+	int bits = f->get_8() * 32;
+
+	if (bits == 32 && p_embedded_size >= 0x100000000) {
+		f->close();
+		ERR_FAIL_V_MSG(ERR_INVALID_DATA, "32-bit executables cannot have embedded data >= 4 GiB.");
+	}
+
+	// Get info about the section header table
+
+	int64_t section_table_pos;
+	int64_t section_header_size;
+	if (bits == 32) {
+		section_header_size = 40;
+		f->seek(0x20);
+		section_table_pos = f->get_32();
+		f->seek(0x30);
+	} else { // 64
+		section_header_size = 64;
+		f->seek(0x28);
+		section_table_pos = f->get_64();
+		f->seek(0x3c);
+	}
+	int num_sections = f->get_16();
+	int string_section_idx = f->get_16();
+
+	// Load the strings table
+	uint8_t *strings;
+	{
+		// Jump to the strings section header
+		f->seek(section_table_pos + string_section_idx * section_header_size);
+
+		// Read strings data size and offset
+		int64_t string_data_pos;
+		int64_t string_data_size;
+		if (bits == 32) {
+			f->seek(f->get_position() + 0x10);
+			string_data_pos = f->get_32();
+			string_data_size = f->get_32();
+		} else { // 64
+			f->seek(f->get_position() + 0x18);
+			string_data_pos = f->get_64();
+			string_data_size = f->get_64();
+		}
+
+		// Read strings data
+		f->seek(string_data_pos);
+		strings = (uint8_t *)memalloc(string_data_size);
+		if (!strings) {
+			f->close();
+			return ERR_OUT_OF_MEMORY;
+		}
+		f->get_buffer(strings, string_data_size);
+	}
+
+	// Search for the "pck" section
+
+	bool found = false;
+	for (int i = 0; i < num_sections; ++i) {
+
+		int64_t section_header_pos = section_table_pos + i * section_header_size;
+		f->seek(section_header_pos);
+
+		uint32_t name_offset = f->get_32();
+		if (strcmp((char *)strings + name_offset, "pck") == 0) {
+			// "pck" section found, let's patch!
+
+			if (bits == 32) {
+				f->seek(section_header_pos + 0x10);
+				f->store_32(p_embedded_start);
+				f->store_32(p_embedded_size);
+			} else { // 64
+				f->seek(section_header_pos + 0x18);
+				f->store_64(p_embedded_start);
+				f->store_64(p_embedded_size);
+			}
+
+			found = true;
+			break;
+		}
+	}
+
+	memfree(strings);
+	f->close();
+
+	return found ? OK : ERR_FILE_CORRUPT;
+}
diff --git a/platform/linuxbsd/export/export.h b/platform/linuxbsd/export/export.h
new file mode 100644
index 0000000000..5ee81f485e
--- /dev/null
+++ b/platform/linuxbsd/export/export.h
@@ -0,0 +1,36 @@
+/*************************************************************************/
+/*  export.h                                                             */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifndef LINUXBSD_EXPORT_H
+#define LINUXBSD_EXPORT_H
+
+void register_linuxbsd_exporter();
+
+#endif // LINUXBSD_EXPORT_H
diff --git a/platform/linuxbsd/godot_linuxbsd.cpp b/platform/linuxbsd/godot_linuxbsd.cpp
new file mode 100644
index 0000000000..710ba3ca40
--- /dev/null
+++ b/platform/linuxbsd/godot_linuxbsd.cpp
@@ -0,0 +1,67 @@
+/*************************************************************************/
+/*  godot_linuxbsd.cpp                                                   */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#include <limits.h>
+#include <locale.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "main/main.h"
+#include "os_linuxbsd.h"
+
+int main(int argc, char *argv[]) {
+
+	OS_LinuxBSD os;
+
+	setlocale(LC_CTYPE, "");
+
+	char *cwd = (char *)malloc(PATH_MAX);
+	ERR_FAIL_COND_V(!cwd, ERR_OUT_OF_MEMORY);
+	char *ret = getcwd(cwd, PATH_MAX);
+
+	Error err = Main::setup(argv[0], argc - 1, &argv[1]);
+	if (err != OK) {
+		free(cwd);
+		return 255;
+	}
+
+	if (Main::start())
+		os.run(); // it is actually the OS that decides how to run
+	Main::cleanup();
+
+	if (ret) { // Previous getcwd was successful
+		if (chdir(cwd) != 0) {
+			ERR_PRINT("Couldn't return to previous working directory.");
+		}
+	}
+	free(cwd);
+
+	return os.get_exit_code();
+}
diff --git a/platform/linuxbsd/joypad_linux.cpp b/platform/linuxbsd/joypad_linux.cpp
new file mode 100644
index 0000000000..c4c793093d
--- /dev/null
+++ b/platform/linuxbsd/joypad_linux.cpp
@@ -0,0 +1,554 @@
+/*************************************************************************/
+/*  joypad_linux.cpp                                                     */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifdef JOYDEV_ENABLED
+
+#include "joypad_linux.h"
+
+#include <errno.h>
+#include <fcntl.h>
+#include <linux/input.h>
+#include <unistd.h>
+
+#ifdef UDEV_ENABLED
+#include <libudev.h>
+#endif
+
+#define LONG_BITS (sizeof(long) * 8)
+#define test_bit(nr, addr) (((1UL << ((nr) % LONG_BITS)) & ((addr)[(nr) / LONG_BITS])) != 0)
+#define NBITS(x) ((((x)-1) / LONG_BITS) + 1)
+
+#ifdef UDEV_ENABLED
+static const char *ignore_str = "/dev/input/js";
+#endif
+
+JoypadLinux::Joypad::Joypad() {
+	fd = -1;
+	dpad = 0;
+	devpath = "";
+	for (int i = 0; i < MAX_ABS; i++) {
+		abs_info[i] = NULL;
+	}
+}
+
+JoypadLinux::Joypad::~Joypad() {
+
+	for (int i = 0; i < MAX_ABS; i++) {
+		if (abs_info[i]) {
+			memdelete(abs_info[i]);
+		}
+	}
+}
+
+void JoypadLinux::Joypad::reset() {
+	dpad = 0;
+	fd = -1;
+
+	InputFilter::JoyAxis jx;
+	jx.min = -1;
+	jx.value = 0.0f;
+	for (int i = 0; i < MAX_ABS; i++) {
+		abs_map[i] = -1;
+		curr_axis[i] = jx;
+	}
+}
+
+JoypadLinux::JoypadLinux(InputFilter *in) {
+	exit_udev = false;
+	input = in;
+	joy_thread = Thread::create(joy_thread_func, this);
+}
+
+JoypadLinux::~JoypadLinux() {
+	exit_udev = true;
+	Thread::wait_to_finish(joy_thread);
+	memdelete(joy_thread);
+	close_joypad();
+}
+
+void JoypadLinux::joy_thread_func(void *p_user) {
+
+	if (p_user) {
+		JoypadLinux *joy = (JoypadLinux *)p_user;
+		joy->run_joypad_thread();
+	}
+}
+
+void JoypadLinux::run_joypad_thread() {
+#ifdef UDEV_ENABLED
+	udev *_udev = udev_new();
+	ERR_FAIL_COND(!_udev);
+	enumerate_joypads(_udev);
+	monitor_joypads(_udev);
+	udev_unref(_udev);
+#else
+	monitor_joypads();
+#endif
+}
+
+#ifdef UDEV_ENABLED
+void JoypadLinux::enumerate_joypads(udev *p_udev) {
+
+	udev_enumerate *enumerate;
+	udev_list_entry *devices, *dev_list_entry;
+	udev_device *dev;
+
+	enumerate = udev_enumerate_new(p_udev);
+	udev_enumerate_add_match_subsystem(enumerate, "input");
+
+	udev_enumerate_scan_devices(enumerate);
+	devices = udev_enumerate_get_list_entry(enumerate);
+	udev_list_entry_foreach(dev_list_entry, devices) {
+
+		const char *path = udev_list_entry_get_name(dev_list_entry);
+		dev = udev_device_new_from_syspath(p_udev, path);
+		const char *devnode = udev_device_get_devnode(dev);
+
+		if (devnode) {
+
+			String devnode_str = devnode;
+			if (devnode_str.find(ignore_str) == -1) {
+				MutexLock lock(joy_mutex);
+				open_joypad(devnode);
+			}
+		}
+		udev_device_unref(dev);
+	}
+	udev_enumerate_unref(enumerate);
+}
+
+void JoypadLinux::monitor_joypads(udev *p_udev) {
+
+	udev_device *dev = NULL;
+	udev_monitor *mon = udev_monitor_new_from_netlink(p_udev, "udev");
+	udev_monitor_filter_add_match_subsystem_devtype(mon, "input", NULL);
+	udev_monitor_enable_receiving(mon);
+	int fd = udev_monitor_get_fd(mon);
+
+	while (!exit_udev) {
+
+		fd_set fds;
+		struct timeval tv;
+		int ret;
+
+		FD_ZERO(&fds);
+		FD_SET(fd, &fds);
+		tv.tv_sec = 0;
+		tv.tv_usec = 0;
+
+		ret = select(fd + 1, &fds, NULL, NULL, &tv);
+
+		/* Check if our file descriptor has received data. */
+		if (ret > 0 && FD_ISSET(fd, &fds)) {
+			/* Make the call to receive the device.
+			   select() ensured that this will not block. */
+			dev = udev_monitor_receive_device(mon);
+
+			if (dev && udev_device_get_devnode(dev) != 0) {
+
+				MutexLock lock(joy_mutex);
+				String action = udev_device_get_action(dev);
+				const char *devnode = udev_device_get_devnode(dev);
+				if (devnode) {
+
+					String devnode_str = devnode;
+					if (devnode_str.find(ignore_str) == -1) {
+
+						if (action == "add")
+							open_joypad(devnode);
+						else if (String(action) == "remove")
+							close_joypad(get_joy_from_path(devnode));
+					}
+				}
+
+				udev_device_unref(dev);
+			}
+		}
+		usleep(50000);
+	}
+	udev_monitor_unref(mon);
+}
+#endif
+
+void JoypadLinux::monitor_joypads() {
+
+	while (!exit_udev) {
+		{
+			MutexLock lock(joy_mutex);
+
+			for (int i = 0; i < 32; i++) {
+				char fname[64];
+				sprintf(fname, "/dev/input/event%d", i);
+				if (attached_devices.find(fname) == -1) {
+					open_joypad(fname);
+				}
+			}
+		}
+		usleep(1000000); // 1s
+	}
+}
+
+int JoypadLinux::get_joy_from_path(String p_path) const {
+
+	for (int i = 0; i < JOYPADS_MAX; i++) {
+
+		if (joypads[i].devpath == p_path) {
+			return i;
+		}
+	}
+	return -2;
+}
+
+void JoypadLinux::close_joypad(int p_id) {
+	if (p_id == -1) {
+		for (int i = 0; i < JOYPADS_MAX; i++) {
+
+			close_joypad(i);
+		};
+		return;
+	} else if (p_id < 0)
+		return;
+
+	Joypad &joy = joypads[p_id];
+
+	if (joy.fd != -1) {
+
+		close(joy.fd);
+		joy.fd = -1;
+		attached_devices.remove(attached_devices.find(joy.devpath));
+		input->joy_connection_changed(p_id, false, "");
+	};
+}
+
+static String _hex_str(uint8_t p_byte) {
+
+	static const char *dict = "0123456789abcdef";
+	char ret[3];
+	ret[2] = 0;
+
+	ret[0] = dict[p_byte >> 4];
+	ret[1] = dict[p_byte & 0xF];
+
+	return ret;
+}
+
+void JoypadLinux::setup_joypad_properties(int p_id) {
+
+	Joypad *joy = &joypads[p_id];
+
+	unsigned long keybit[NBITS(KEY_MAX)] = { 0 };
+	unsigned long absbit[NBITS(ABS_MAX)] = { 0 };
+
+	int num_buttons = 0;
+	int num_axes = 0;
+
+	if ((ioctl(joy->fd, EVIOCGBIT(EV_KEY, sizeof(keybit)), keybit) < 0) ||
+			(ioctl(joy->fd, EVIOCGBIT(EV_ABS, sizeof(absbit)), absbit) < 0)) {
+		return;
+	}
+	for (int i = BTN_JOYSTICK; i < KEY_MAX; ++i) {
+
+		if (test_bit(i, keybit)) {
+
+			joy->key_map[i] = num_buttons++;
+		}
+	}
+	for (int i = BTN_MISC; i < BTN_JOYSTICK; ++i) {
+
+		if (test_bit(i, keybit)) {
+
+			joy->key_map[i] = num_buttons++;
+		}
+	}
+	for (int i = 0; i < ABS_MISC; ++i) {
+		/* Skip hats */
+		if (i == ABS_HAT0X) {
+			i = ABS_HAT3Y;
+			continue;
+		}
+		if (test_bit(i, absbit)) {
+
+			joy->abs_map[i] = num_axes++;
+			joy->abs_info[i] = memnew(input_absinfo);
+			if (ioctl(joy->fd, EVIOCGABS(i), joy->abs_info[i]) < 0) {
+				memdelete(joy->abs_info[i]);
+				joy->abs_info[i] = NULL;
+			}
+		}
+	}
+
+	joy->force_feedback = false;
+	joy->ff_effect_timestamp = 0;
+	unsigned long ffbit[NBITS(FF_CNT)];
+	if (ioctl(joy->fd, EVIOCGBIT(EV_FF, sizeof(ffbit)), ffbit) != -1) {
+		if (test_bit(FF_RUMBLE, ffbit)) {
+			joy->force_feedback = true;
+		}
+	}
+}
+
+void JoypadLinux::open_joypad(const char *p_path) {
+
+	int joy_num = input->get_unused_joy_id();
+	int fd = open(p_path, O_RDWR | O_NONBLOCK);
+	if (fd != -1 && joy_num != -1) {
+
+		unsigned long evbit[NBITS(EV_MAX)] = { 0 };
+		unsigned long keybit[NBITS(KEY_MAX)] = { 0 };
+		unsigned long absbit[NBITS(ABS_MAX)] = { 0 };
+
+		// add to attached devices so we don't try to open it again
+		attached_devices.push_back(String(p_path));
+
+		if ((ioctl(fd, EVIOCGBIT(0, sizeof(evbit)), evbit) < 0) ||
+				(ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(keybit)), keybit) < 0) ||
+				(ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(absbit)), absbit) < 0)) {
+			close(fd);
+			return;
+		}
+
+		//check if the device supports basic gamepad events, prevents certain keyboards from
+		//being detected as joypads
+		if (!(test_bit(EV_KEY, evbit) && test_bit(EV_ABS, evbit) &&
+					(test_bit(ABS_X, absbit) || test_bit(ABS_Y, absbit) || test_bit(ABS_HAT0X, absbit) ||
+							test_bit(ABS_GAS, absbit) || test_bit(ABS_RUDDER, absbit)) &&
+					(test_bit(BTN_A, keybit) || test_bit(BTN_THUMBL, keybit) ||
+							test_bit(BTN_TRIGGER, keybit) || test_bit(BTN_1, keybit))) &&
+				!(test_bit(EV_ABS, evbit) &&
+						test_bit(ABS_X, absbit) && test_bit(ABS_Y, absbit) &&
+						test_bit(ABS_RX, absbit) && test_bit(ABS_RY, absbit))) {
+			close(fd);
+			return;
+		}
+
+		char uid[128];
+		char namebuf[128];
+		String name = "";
+		input_id inpid;
+		if (ioctl(fd, EVIOCGNAME(sizeof(namebuf)), namebuf) >= 0) {
+			name = namebuf;
+		}
+
+		if (ioctl(fd, EVIOCGID, &inpid) < 0) {
+			close(fd);
+			return;
+		}
+
+		joypads[joy_num].reset();
+
+		Joypad &joy = joypads[joy_num];
+		joy.fd = fd;
+		joy.devpath = String(p_path);
+		setup_joypad_properties(joy_num);
+		sprintf(uid, "%04x%04x", BSWAP16(inpid.bustype), 0);
+		if (inpid.vendor && inpid.product && inpid.version) {
+
+			uint16_t vendor = BSWAP16(inpid.vendor);
+			uint16_t product = BSWAP16(inpid.product);
+			uint16_t version = BSWAP16(inpid.version);
+
+			sprintf(uid + String(uid).length(), "%04x%04x%04x%04x%04x%04x", vendor, 0, product, 0, version, 0);
+			input->joy_connection_changed(joy_num, true, name, uid);
+		} else {
+			String uidname = uid;
+			int uidlen = MIN(name.length(), 11);
+			for (int i = 0; i < uidlen; i++) {
+
+				uidname = uidname + _hex_str(name[i]);
+			}
+			uidname += "00";
+			input->joy_connection_changed(joy_num, true, name, uidname);
+		}
+	}
+}
+
+void JoypadLinux::joypad_vibration_start(int p_id, float p_weak_magnitude, float p_strong_magnitude, float p_duration, uint64_t p_timestamp) {
+	Joypad &joy = joypads[p_id];
+	if (!joy.force_feedback || joy.fd == -1 || p_weak_magnitude < 0.f || p_weak_magnitude > 1.f || p_strong_magnitude < 0.f || p_strong_magnitude > 1.f) {
+		return;
+	}
+	if (joy.ff_effect_id != -1) {
+		joypad_vibration_stop(p_id, p_timestamp);
+	}
+
+	struct ff_effect effect;
+	effect.type = FF_RUMBLE;
+	effect.id = -1;
+	effect.u.rumble.weak_magnitude = floor(p_weak_magnitude * (float)0xffff);
+	effect.u.rumble.strong_magnitude = floor(p_strong_magnitude * (float)0xffff);
+	effect.replay.length = floor(p_duration * 1000);
+	effect.replay.delay = 0;
+
+	if (ioctl(joy.fd, EVIOCSFF, &effect) < 0) {
+		return;
+	}
+
+	struct input_event play;
+	play.type = EV_FF;
+	play.code = effect.id;
+	play.value = 1;
+	if (write(joy.fd, (const void *)&play, sizeof(play)) == -1) {
+		print_verbose("Couldn't write to Joypad device.");
+	}
+
+	joy.ff_effect_id = effect.id;
+	joy.ff_effect_timestamp = p_timestamp;
+}
+
+void JoypadLinux::joypad_vibration_stop(int p_id, uint64_t p_timestamp) {
+	Joypad &joy = joypads[p_id];
+	if (!joy.force_feedback || joy.fd == -1 || joy.ff_effect_id == -1) {
+		return;
+	}
+
+	if (ioctl(joy.fd, EVIOCRMFF, joy.ff_effect_id) < 0) {
+		return;
+	}
+
+	joy.ff_effect_id = -1;
+	joy.ff_effect_timestamp = p_timestamp;
+}
+
+InputFilter::JoyAxis JoypadLinux::axis_correct(const input_absinfo *p_abs, int p_value) const {
+
+	int min = p_abs->minimum;
+	int max = p_abs->maximum;
+	InputFilter::JoyAxis jx;
+
+	if (min < 0) {
+		jx.min = -1;
+		if (p_value < 0) {
+			jx.value = (float)-p_value / min;
+		} else {
+			jx.value = (float)p_value / max;
+		}
+	} else if (min == 0) {
+		jx.min = 0;
+		jx.value = 0.0f + (float)p_value / max;
+	}
+	return jx;
+}
+
+void JoypadLinux::process_joypads() {
+
+	if (joy_mutex.try_lock() != OK) {
+		return;
+	}
+	for (int i = 0; i < JOYPADS_MAX; i++) {
+
+		if (joypads[i].fd == -1) continue;
+
+		input_event events[32];
+		Joypad *joy = &joypads[i];
+
+		int len;
+
+		while ((len = read(joy->fd, events, (sizeof events))) > 0) {
+			len /= sizeof(events[0]);
+			for (int j = 0; j < len; j++) {
+
+				input_event &ev = events[j];
+
+				// ev may be tainted and out of MAX_KEY range, which will cause
+				// joy->key_map[ev.code] to crash
+				if (ev.code >= MAX_KEY)
+					return;
+
+				switch (ev.type) {
+					case EV_KEY:
+						input->joy_button(i, joy->key_map[ev.code], ev.value);
+						break;
+
+					case EV_ABS:
+
+						switch (ev.code) {
+							case ABS_HAT0X:
+								if (ev.value != 0) {
+									if (ev.value < 0)
+										joy->dpad |= InputFilter::HAT_MASK_LEFT;
+									else
+										joy->dpad |= InputFilter::HAT_MASK_RIGHT;
+								} else
+									joy->dpad &= ~(InputFilter::HAT_MASK_LEFT | InputFilter::HAT_MASK_RIGHT);
+
+								input->joy_hat(i, joy->dpad);
+								break;
+
+							case ABS_HAT0Y:
+								if (ev.value != 0) {
+									if (ev.value < 0)
+										joy->dpad |= InputFilter::HAT_MASK_UP;
+									else
+										joy->dpad |= InputFilter::HAT_MASK_DOWN;
+								} else
+									joy->dpad &= ~(InputFilter::HAT_MASK_UP | InputFilter::HAT_MASK_DOWN);
+
+								input->joy_hat(i, joy->dpad);
+								break;
+
+							default:
+								if (ev.code >= MAX_ABS)
+									return;
+								if (joy->abs_map[ev.code] != -1 && joy->abs_info[ev.code]) {
+									InputFilter::JoyAxis value = axis_correct(joy->abs_info[ev.code], ev.value);
+									joy->curr_axis[joy->abs_map[ev.code]] = value;
+								}
+								break;
+						}
+						break;
+				}
+			}
+		}
+		for (int j = 0; j < MAX_ABS; j++) {
+			int index = joy->abs_map[j];
+			if (index != -1) {
+				input->joy_axis(i, index, joy->curr_axis[index]);
+			}
+		}
+		if (len == 0 || (len < 0 && errno != EAGAIN)) {
+			close_joypad(i);
+		};
+
+		if (joy->force_feedback) {
+			uint64_t timestamp = input->get_joy_vibration_timestamp(i);
+			if (timestamp > joy->ff_effect_timestamp) {
+				Vector2 strength = input->get_joy_vibration_strength(i);
+				float duration = input->get_joy_vibration_duration(i);
+				if (strength.x == 0 && strength.y == 0) {
+					joypad_vibration_stop(i, timestamp);
+				} else {
+					joypad_vibration_start(i, strength.x, strength.y, duration, timestamp);
+				}
+			}
+		}
+	}
+	joy_mutex.unlock();
+}
+#endif
diff --git a/platform/linuxbsd/joypad_linux.h b/platform/linuxbsd/joypad_linux.h
new file mode 100644
index 0000000000..1d2ed5bbc1
--- /dev/null
+++ b/platform/linuxbsd/joypad_linux.h
@@ -0,0 +1,102 @@
+/*************************************************************************/
+/*  joypad_linux.h                                                       */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+//author: Andreas Haas <hondres,  liugam3@gmail.com>
+#ifndef JOYPAD_LINUX_H
+#define JOYPAD_LINUX_H
+
+#ifdef JOYDEV_ENABLED
+#include "core/input/input_filter.h"
+#include "core/os/mutex.h"
+#include "core/os/thread.h"
+
+struct input_absinfo;
+
+class JoypadLinux {
+public:
+	JoypadLinux(InputFilter *in);
+	~JoypadLinux();
+	void process_joypads();
+
+private:
+	enum {
+		JOYPADS_MAX = 16,
+		MAX_ABS = 63,
+		MAX_KEY = 767, // Hack because <linux/input.h> can't be included here
+	};
+
+	struct Joypad {
+		InputFilter::JoyAxis curr_axis[MAX_ABS];
+		int key_map[MAX_KEY];
+		int abs_map[MAX_ABS];
+		int dpad;
+		int fd;
+
+		String devpath;
+		input_absinfo *abs_info[MAX_ABS];
+
+		bool force_feedback;
+		int ff_effect_id;
+		uint64_t ff_effect_timestamp;
+
+		Joypad();
+		~Joypad();
+		void reset();
+	};
+
+	bool exit_udev;
+	Mutex joy_mutex;
+	Thread *joy_thread;
+	InputFilter *input;
+	Joypad joypads[JOYPADS_MAX];
+	Vector<String> attached_devices;
+
+	static void joy_thread_func(void *p_user);
+
+	int get_joy_from_path(String p_path) const;
+
+	void setup_joypad_properties(int p_id);
+	void close_joypad(int p_id = -1);
+#ifdef UDEV_ENABLED
+	void enumerate_joypads(struct udev *p_udev);
+	void monitor_joypads(struct udev *p_udev);
+#endif
+	void monitor_joypads();
+	void run_joypad_thread();
+	void open_joypad(const char *p_path);
+
+	void joypad_vibration_start(int p_id, float p_weak_magnitude, float p_strong_magnitude, float p_duration, uint64_t p_timestamp);
+	void joypad_vibration_stop(int p_id, uint64_t p_timestamp);
+
+	InputFilter::JoyAxis axis_correct(const input_absinfo *p_abs, int p_value) const;
+};
+
+#endif
+#endif // JOYPAD_LINUX_H
diff --git a/platform/linuxbsd/key_mapping_x11.cpp b/platform/linuxbsd/key_mapping_x11.cpp
new file mode 100644
index 0000000000..78bd2b71a0
--- /dev/null
+++ b/platform/linuxbsd/key_mapping_x11.cpp
@@ -0,0 +1,1944 @@
+/*************************************************************************/
+/*  key_mapping_x11.cpp                                                  */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#include "key_mapping_x11.h"
+
+/***** SCAN CODE CONVERSION ******/
+
+struct _XTranslatePair {
+
+	KeySym keysym;
+	unsigned int keycode;
+};
+
+static _XTranslatePair _xkeysym_to_keycode[] = {
+	// misc keys
+
+	{ XK_Escape, KEY_ESCAPE },
+	{ XK_Tab, KEY_TAB },
+	{ XK_ISO_Left_Tab, KEY_BACKTAB },
+	{ XK_BackSpace, KEY_BACKSPACE },
+	{ XK_Return, KEY_ENTER },
+	{ XK_Insert, KEY_INSERT },
+	{ XK_Delete, KEY_DELETE },
+	{ XK_Clear, KEY_DELETE },
+	{ XK_Pause, KEY_PAUSE },
+	{ XK_Print, KEY_PRINT },
+	{ XK_Home, KEY_HOME },
+	{ XK_End, KEY_END },
+	{ XK_Left, KEY_LEFT },
+	{ XK_Up, KEY_UP },
+	{ XK_Right, KEY_RIGHT },
+	{ XK_Down, KEY_DOWN },
+	{ XK_Prior, KEY_PAGEUP },
+	{ XK_Next, KEY_PAGEDOWN },
+	{ XK_Shift_L, KEY_SHIFT },
+	{ XK_Shift_R, KEY_SHIFT },
+	{ XK_Shift_Lock, KEY_SHIFT },
+	{ XK_Control_L, KEY_CONTROL },
+	{ XK_Control_R, KEY_CONTROL },
+	{ XK_Meta_L, KEY_META },
+	{ XK_Meta_R, KEY_META },
+	{ XK_Alt_L, KEY_ALT },
+	{ XK_Alt_R, KEY_ALT },
+	{ XK_Caps_Lock, KEY_CAPSLOCK },
+	{ XK_Num_Lock, KEY_NUMLOCK },
+	{ XK_Scroll_Lock, KEY_SCROLLLOCK },
+	{ XK_Super_L, KEY_SUPER_L },
+	{ XK_Super_R, KEY_SUPER_R },
+	{ XK_Menu, KEY_MENU },
+	{ XK_Hyper_L, KEY_HYPER_L },
+	{ XK_Hyper_R, KEY_HYPER_R },
+	{ XK_Help, KEY_HELP },
+	{ XK_KP_Space, KEY_SPACE },
+	{ XK_KP_Tab, KEY_TAB },
+	{ XK_KP_Enter, KEY_KP_ENTER },
+	{ XK_Home, KEY_HOME },
+	{ XK_Left, KEY_LEFT },
+	{ XK_Up, KEY_UP },
+	{ XK_Right, KEY_RIGHT },
+	{ XK_Down, KEY_DOWN },
+	{ XK_Prior, KEY_PAGEUP },
+	{ XK_Next, KEY_PAGEDOWN },
+	{ XK_End, KEY_END },
+	{ XK_Begin, KEY_CLEAR },
+	{ XK_Insert, KEY_INSERT },
+	{ XK_Delete, KEY_DELETE },
+	//{ XK_KP_Equal,                KEY_EQUAL   },
+	//{ XK_KP_Separator,            KEY_COMMA   },
+	{ XK_KP_Decimal, KEY_KP_PERIOD },
+	{ XK_KP_Delete, KEY_KP_PERIOD },
+	{ XK_KP_Multiply, KEY_KP_MULTIPLY },
+	{ XK_KP_Divide, KEY_KP_DIVIDE },
+	{ XK_KP_Subtract, KEY_KP_SUBTRACT },
+	{ XK_KP_Add, KEY_KP_ADD },
+	{ XK_KP_0, KEY_KP_0 },
+	{ XK_KP_1, KEY_KP_1 },
+	{ XK_KP_2, KEY_KP_2 },
+	{ XK_KP_3, KEY_KP_3 },
+	{ XK_KP_4, KEY_KP_4 },
+	{ XK_KP_5, KEY_KP_5 },
+	{ XK_KP_6, KEY_KP_6 },
+	{ XK_KP_7, KEY_KP_7 },
+	{ XK_KP_8, KEY_KP_8 },
+	{ XK_KP_9, KEY_KP_9 },
+	// same but with numlock
+	{ XK_KP_Insert, KEY_KP_0 },
+	{ XK_KP_End, KEY_KP_1 },
+	{ XK_KP_Down, KEY_KP_2 },
+	{ XK_KP_Page_Down, KEY_KP_3 },
+	{ XK_KP_Left, KEY_KP_4 },
+	{ XK_KP_Begin, KEY_KP_5 },
+	{ XK_KP_Right, KEY_KP_6 },
+	{ XK_KP_Home, KEY_KP_7 },
+	{ XK_KP_Up, KEY_KP_8 },
+	{ XK_KP_Page_Up, KEY_KP_9 },
+	{ XK_F1, KEY_F1 },
+	{ XK_F2, KEY_F2 },
+	{ XK_F3, KEY_F3 },
+	{ XK_F4, KEY_F4 },
+	{ XK_F5, KEY_F5 },
+	{ XK_F6, KEY_F6 },
+	{ XK_F7, KEY_F7 },
+	{ XK_F8, KEY_F8 },
+	{ XK_F9, KEY_F9 },
+	{ XK_F10, KEY_F10 },
+	{ XK_F11, KEY_F11 },
+	{ XK_F12, KEY_F12 },
+	{ XK_F13, KEY_F13 },
+	{ XK_F14, KEY_F14 },
+	{ XK_F15, KEY_F15 },
+	{ XK_F16, KEY_F16 },
+
+	// media keys
+	{ XF86XK_Back, KEY_BACK },
+	{ XF86XK_Forward, KEY_FORWARD },
+	{ XF86XK_Stop, KEY_STOP },
+	{ XF86XK_Refresh, KEY_REFRESH },
+	{ XF86XK_Favorites, KEY_FAVORITES },
+	{ XF86XK_AudioMedia, KEY_LAUNCHMEDIA },
+	{ XF86XK_OpenURL, KEY_OPENURL },
+	{ XF86XK_HomePage, KEY_HOMEPAGE },
+	{ XF86XK_Search, KEY_SEARCH },
+	{ XF86XK_AudioLowerVolume, KEY_VOLUMEDOWN },
+	{ XF86XK_AudioMute, KEY_VOLUMEMUTE },
+	{ XF86XK_AudioRaiseVolume, KEY_VOLUMEUP },
+	{ XF86XK_AudioPlay, KEY_MEDIAPLAY },
+	{ XF86XK_AudioStop, KEY_MEDIASTOP },
+	{ XF86XK_AudioPrev, KEY_MEDIAPREVIOUS },
+	{ XF86XK_AudioNext, KEY_MEDIANEXT },
+	{ XF86XK_AudioRecord, KEY_MEDIARECORD },
+
+	// launch keys
+	{ XF86XK_Mail, KEY_LAUNCHMAIL },
+	{ XF86XK_MyComputer, KEY_LAUNCH0 },
+	{ XF86XK_Calculator, KEY_LAUNCH1 },
+	{ XF86XK_Standby, KEY_STANDBY },
+
+	{ XF86XK_Launch0, KEY_LAUNCH2 },
+	{ XF86XK_Launch1, KEY_LAUNCH3 },
+	{ XF86XK_Launch2, KEY_LAUNCH4 },
+	{ XF86XK_Launch3, KEY_LAUNCH5 },
+	{ XF86XK_Launch4, KEY_LAUNCH6 },
+	{ XF86XK_Launch5, KEY_LAUNCH7 },
+	{ XF86XK_Launch6, KEY_LAUNCH8 },
+	{ XF86XK_Launch7, KEY_LAUNCH9 },
+	{ XF86XK_Launch8, KEY_LAUNCHA },
+	{ XF86XK_Launch9, KEY_LAUNCHB },
+	{ XF86XK_LaunchA, KEY_LAUNCHC },
+	{ XF86XK_LaunchB, KEY_LAUNCHD },
+	{ XF86XK_LaunchC, KEY_LAUNCHE },
+	{ XF86XK_LaunchD, KEY_LAUNCHF },
+
+	{ 0, 0 }
+};
+
+struct _TranslatePair {
+
+	unsigned int keysym;
+	unsigned int keycode;
+};
+
+static _TranslatePair _scancode_to_keycode[] = {
+
+	{ KEY_ESCAPE, 0x09 },
+	{ KEY_1, 0x0A },
+	{ KEY_2, 0x0B },
+	{ KEY_3, 0x0C },
+	{ KEY_4, 0x0D },
+	{ KEY_5, 0x0E },
+	{ KEY_6, 0x0F },
+	{ KEY_7, 0x10 },
+	{ KEY_8, 0x11 },
+	{ KEY_9, 0x12 },
+	{ KEY_0, 0x13 },
+	{ KEY_MINUS, 0x14 },
+	{ KEY_EQUAL, 0x15 },
+	{ KEY_BACKSPACE, 0x16 },
+	{ KEY_TAB, 0x17 },
+	{ KEY_Q, 0x18 },
+	{ KEY_W, 0x19 },
+	{ KEY_E, 0x1A },
+	{ KEY_R, 0x1B },
+	{ KEY_T, 0x1C },
+	{ KEY_Y, 0x1D },
+	{ KEY_U, 0x1E },
+	{ KEY_I, 0x1F },
+	{ KEY_O, 0x20 },
+	{ KEY_P, 0x21 },
+	{ KEY_BRACELEFT, 0x22 },
+	{ KEY_BRACERIGHT, 0x23 },
+	{ KEY_ENTER, 0x24 },
+	{ KEY_CONTROL, 0x25 },
+	{ KEY_A, 0x26 },
+	{ KEY_S, 0x27 },
+	{ KEY_D, 0x28 },
+	{ KEY_F, 0x29 },
+	{ KEY_G, 0x2A },
+	{ KEY_H, 0x2B },
+	{ KEY_J, 0x2C },
+	{ KEY_K, 0x2D },
+	{ KEY_L, 0x2E },
+	{ KEY_SEMICOLON, 0x2F },
+	{ KEY_APOSTROPHE, 0x30 },
+	{ KEY_QUOTELEFT, 0x31 },
+	{ KEY_SHIFT, 0x32 },
+	{ KEY_BACKSLASH, 0x33 },
+	{ KEY_Z, 0x34 },
+	{ KEY_X, 0x35 },
+	{ KEY_C, 0x36 },
+	{ KEY_V, 0x37 },
+	{ KEY_B, 0x38 },
+	{ KEY_N, 0x39 },
+	{ KEY_M, 0x3A },
+	{ KEY_COMMA, 0x3B },
+	{ KEY_PERIOD, 0x3C },
+	{ KEY_SLASH, 0x3D },
+	{ KEY_SHIFT, 0x3E },
+	{ KEY_KP_MULTIPLY, 0x3F },
+	{ KEY_ALT, 0x40 },
+	{ KEY_SPACE, 0x41 },
+	{ KEY_CAPSLOCK, 0x42 },
+	{ KEY_F1, 0x43 },
+	{ KEY_F2, 0x44 },
+	{ KEY_F3, 0x45 },
+	{ KEY_F4, 0x46 },
+	{ KEY_F5, 0x47 },
+	{ KEY_F6, 0x48 },
+	{ KEY_F7, 0x49 },
+	{ KEY_F8, 0x4A },
+	{ KEY_F9, 0x4B },
+	{ KEY_F10, 0x4C },
+	{ KEY_NUMLOCK, 0x4D },
+	{ KEY_SCROLLLOCK, 0x4E },
+	{ KEY_KP_7, 0x4F },
+	{ KEY_KP_8, 0x50 },
+	{ KEY_KP_9, 0x51 },
+	{ KEY_KP_SUBTRACT, 0x52 },
+	{ KEY_KP_4, 0x53 },
+	{ KEY_KP_5, 0x54 },
+	{ KEY_KP_6, 0x55 },
+	{ KEY_KP_ADD, 0x56 },
+	{ KEY_KP_1, 0x57 },
+	{ KEY_KP_2, 0x58 },
+	{ KEY_KP_3, 0x59 },
+	{ KEY_KP_0, 0x5A },
+	{ KEY_KP_PERIOD, 0x5B },
+	//{ KEY_???, 0x5E }, //NON US BACKSLASH
+	{ KEY_F11, 0x5F },
+	{ KEY_F12, 0x60 },
+	{ KEY_KP_ENTER, 0x68 },
+	{ KEY_CONTROL, 0x69 },
+	{ KEY_KP_DIVIDE, 0x6A },
+	{ KEY_PRINT, 0x6B },
+	{ KEY_ALT, 0x6C },
+	{ KEY_ENTER, 0x6D },
+	{ KEY_HOME, 0x6E },
+	{ KEY_UP, 0x6F },
+	{ KEY_PAGEUP, 0x70 },
+	{ KEY_LEFT, 0x71 },
+	{ KEY_RIGHT, 0x72 },
+	{ KEY_END, 0x73 },
+	{ KEY_DOWN, 0x74 },
+	{ KEY_PAGEDOWN, 0x75 },
+	{ KEY_INSERT, 0x76 },
+	{ KEY_DELETE, 0x77 },
+	{ KEY_VOLUMEMUTE, 0x79 },
+	{ KEY_VOLUMEDOWN, 0x7A },
+	{ KEY_VOLUMEUP, 0x7B },
+	{ KEY_PAUSE, 0x7F },
+	{ KEY_SUPER_L, 0x85 },
+	{ KEY_SUPER_R, 0x86 },
+	{ KEY_MENU, 0x87 },
+	{ KEY_UNKNOWN, 0 }
+};
+
+unsigned int KeyMappingX11::get_scancode(unsigned int p_code) {
+
+	unsigned int keycode = KEY_UNKNOWN;
+	for (int i = 0; _scancode_to_keycode[i].keysym != KEY_UNKNOWN; i++) {
+
+		if (_scancode_to_keycode[i].keycode == p_code) {
+			keycode = _scancode_to_keycode[i].keysym;
+			break;
+		}
+	}
+
+	return keycode;
+}
+
+unsigned int KeyMappingX11::get_keycode(KeySym p_keysym) {
+
+	// kinda bruteforce.. could optimize.
+
+	if (p_keysym < 0x100) // Latin 1, maps 1-1
+		return p_keysym;
+
+	// look for special key
+	for (int idx = 0; _xkeysym_to_keycode[idx].keysym != 0; idx++) {
+
+		if (_xkeysym_to_keycode[idx].keysym == p_keysym)
+			return _xkeysym_to_keycode[idx].keycode;
+	}
+
+	return 0;
+}
+
+KeySym KeyMappingX11::get_keysym(unsigned int p_code) {
+
+	// kinda bruteforce.. could optimize.
+
+	if (p_code < 0x100) // Latin 1, maps 1-1
+		return p_code;
+
+	// look for special key
+	for (int idx = 0; _xkeysym_to_keycode[idx].keysym != 0; idx++) {
+
+		if (_xkeysym_to_keycode[idx].keycode == p_code)
+			return _xkeysym_to_keycode[idx].keysym;
+	}
+
+	return 0;
+}
+
+/***** UNICODE CONVERSION ******/
+
+// Tables taken from FOX toolkit
+
+struct _XTranslateUnicodePair {
+
+	KeySym keysym;
+	unsigned int unicode;
+};
+
+enum {
+
+	_KEYSYM_MAX = 759
+};
+
+static _XTranslateUnicodePair _xkeysym_to_unicode[_KEYSYM_MAX] = {
+	{ 0x01A1, 0x0104 },
+	{ 0x01A2, 0x02D8 },
+	{ 0x01A3, 0x0141 },
+	{ 0x01A5, 0x013D },
+	{ 0x01A6, 0x015A },
+	{ 0x01A9, 0x0160 },
+	{ 0x01AA, 0x015E },
+	{ 0x01AB, 0x0164 },
+	{ 0x01AC, 0x0179 },
+	{ 0x01AE, 0x017D },
+	{ 0x01AF, 0x017B },
+	{ 0x01B1, 0x0105 },
+	{ 0x01B2, 0x02DB },
+	{ 0x01B3, 0x0142 },
+	{ 0x01B5, 0x013E },
+	{ 0x01B6, 0x015B },
+	{ 0x01B7, 0x02C7 },
+	{ 0x01B9, 0x0161 },
+	{ 0x01BA, 0x015F },
+	{ 0x01BB, 0x0165 },
+	{ 0x01BC, 0x017A },
+	{ 0x01BD, 0x02DD },
+	{ 0x01BE, 0x017E },
+	{ 0x01BF, 0x017C },
+	{ 0x01C0, 0x0154 },
+	{ 0x01C3, 0x0102 },
+	{ 0x01C5, 0x0139 },
+	{ 0x01C6, 0x0106 },
+	{ 0x01C8, 0x010C },
+	{ 0x01CA, 0x0118 },
+	{ 0x01CC, 0x011A },
+	{ 0x01CF, 0x010E },
+	{ 0x01D0, 0x0110 },
+	{ 0x01D1, 0x0143 },
+	{ 0x01D2, 0x0147 },
+	{ 0x01D5, 0x0150 },
+	{ 0x01D8, 0x0158 },
+	{ 0x01D9, 0x016E },
+	{ 0x01DB, 0x0170 },
+	{ 0x01DE, 0x0162 },
+	{ 0x01E0, 0x0155 },
+	{ 0x01E3, 0x0103 },
+	{ 0x01E5, 0x013A },
+	{ 0x01E6, 0x0107 },
+	{ 0x01E8, 0x010D },
+	{ 0x01EA, 0x0119 },
+	{ 0x01EC, 0x011B },
+	{ 0x01EF, 0x010F },
+	{ 0x01F0, 0x0111 },
+	{ 0x01F1, 0x0144 },
+	{ 0x01F2, 0x0148 },
+	{ 0x01F5, 0x0151 },
+	{ 0x01F8, 0x0159 },
+	{ 0x01F9, 0x016F },
+	{ 0x01FB, 0x0171 },
+	{ 0x01FE, 0x0163 },
+	{ 0x01FF, 0x02D9 },
+	{ 0x02A1, 0x0126 },
+	{ 0x02A6, 0x0124 },
+	{ 0x02A9, 0x0130 },
+	{ 0x02AB, 0x011E },
+	{ 0x02AC, 0x0134 },
+	{ 0x02B1, 0x0127 },
+	{ 0x02B6, 0x0125 },
+	{ 0x02B9, 0x0131 },
+	{ 0x02BB, 0x011F },
+	{ 0x02BC, 0x0135 },
+	{ 0x02C5, 0x010A },
+	{ 0x02C6, 0x0108 },
+	{ 0x02D5, 0x0120 },
+	{ 0x02D8, 0x011C },
+	{ 0x02DD, 0x016C },
+	{ 0x02DE, 0x015C },
+	{ 0x02E5, 0x010B },
+	{ 0x02E6, 0x0109 },
+	{ 0x02F5, 0x0121 },
+	{ 0x02F8, 0x011D },
+	{ 0x02FD, 0x016D },
+	{ 0x02FE, 0x015D },
+	{ 0x03A2, 0x0138 },
+	{ 0x03A3, 0x0156 },
+	{ 0x03A5, 0x0128 },
+	{ 0x03A6, 0x013B },
+	{ 0x03AA, 0x0112 },
+	{ 0x03AB, 0x0122 },
+	{ 0x03AC, 0x0166 },
+	{ 0x03B3, 0x0157 },
+	{ 0x03B5, 0x0129 },
+	{ 0x03B6, 0x013C },
+	{ 0x03BA, 0x0113 },
+	{ 0x03BB, 0x0123 },
+	{ 0x03BC, 0x0167 },
+	{ 0x03BD, 0x014A },
+	{ 0x03BF, 0x014B },
+	{ 0x03C0, 0x0100 },
+	{ 0x03C7, 0x012E },
+	{ 0x03CC, 0x0116 },
+	{ 0x03CF, 0x012A },
+	{ 0x03D1, 0x0145 },
+	{ 0x03D2, 0x014C },
+	{ 0x03D3, 0x0136 },
+	{ 0x03D9, 0x0172 },
+	{ 0x03DD, 0x0168 },
+	{ 0x03DE, 0x016A },
+	{ 0x03E0, 0x0101 },
+	{ 0x03E7, 0x012F },
+	{ 0x03EC, 0x0117 },
+	{ 0x03EF, 0x012B },
+	{ 0x03F1, 0x0146 },
+	{ 0x03F2, 0x014D },
+	{ 0x03F3, 0x0137 },
+	{ 0x03F9, 0x0173 },
+	{ 0x03FD, 0x0169 },
+	{ 0x03FE, 0x016B },
+	{ 0x047E, 0x203E },
+	{ 0x04A1, 0x3002 },
+	{ 0x04A2, 0x300C },
+	{ 0x04A3, 0x300D },
+	{ 0x04A4, 0x3001 },
+	{ 0x04A5, 0x30FB },
+	{ 0x04A6, 0x30F2 },
+	{ 0x04A7, 0x30A1 },
+	{ 0x04A8, 0x30A3 },
+	{ 0x04A9, 0x30A5 },
+	{ 0x04AA, 0x30A7 },
+	{ 0x04AB, 0x30A9 },
+	{ 0x04AC, 0x30E3 },
+	{ 0x04AD, 0x30E5 },
+	{ 0x04AE, 0x30E7 },
+	{ 0x04AF, 0x30C3 },
+	{ 0x04B0, 0x30FC },
+	{ 0x04B1, 0x30A2 },
+	{ 0x04B2, 0x30A4 },
+	{ 0x04B3, 0x30A6 },
+	{ 0x04B4, 0x30A8 },
+	{ 0x04B5, 0x30AA },
+	{ 0x04B6, 0x30AB },
+	{ 0x04B7, 0x30AD },
+	{ 0x04B8, 0x30AF },
+	{ 0x04B9, 0x30B1 },
+	{ 0x04BA, 0x30B3 },
+	{ 0x04BB, 0x30B5 },
+	{ 0x04BC, 0x30B7 },
+	{ 0x04BD, 0x30B9 },
+	{ 0x04BE, 0x30BB },
+	{ 0x04BF, 0x30BD },
+	{ 0x04C0, 0x30BF },
+	{ 0x04C1, 0x30C1 },
+	{ 0x04C2, 0x30C4 },
+	{ 0x04C3, 0x30C6 },
+	{ 0x04C4, 0x30C8 },
+	{ 0x04C5, 0x30CA },
+	{ 0x04C6, 0x30CB },
+	{ 0x04C7, 0x30CC },
+	{ 0x04C8, 0x30CD },
+	{ 0x04C9, 0x30CE },
+	{ 0x04CA, 0x30CF },
+	{ 0x04CB, 0x30D2 },
+	{ 0x04CC, 0x30D5 },
+	{ 0x04CD, 0x30D8 },
+	{ 0x04CE, 0x30DB },
+	{ 0x04CF, 0x30DE },
+	{ 0x04D0, 0x30DF },
+	{ 0x04D1, 0x30E0 },
+	{ 0x04D2, 0x30E1 },
+	{ 0x04D3, 0x30E2 },
+	{ 0x04D4, 0x30E4 },
+	{ 0x04D5, 0x30E6 },
+	{ 0x04D6, 0x30E8 },
+	{ 0x04D7, 0x30E9 },
+	{ 0x04D8, 0x30EA },
+	{ 0x04D9, 0x30EB },
+	{ 0x04DA, 0x30EC },
+	{ 0x04DB, 0x30ED },
+	{ 0x04DC, 0x30EF },
+	{ 0x04DD, 0x30F3 },
+	{ 0x04DE, 0x309B },
+	{ 0x04DF, 0x309C },
+	{ 0x05AC, 0x060C },
+	{ 0x05BB, 0x061B },
+	{ 0x05BF, 0x061F },
+	{ 0x05C1, 0x0621 },
+	{ 0x05C2, 0x0622 },
+	{ 0x05C3, 0x0623 },
+	{ 0x05C4, 0x0624 },
+	{ 0x05C5, 0x0625 },
+	{ 0x05C6, 0x0626 },
+	{ 0x05C7, 0x0627 },
+	{ 0x05C8, 0x0628 },
+	{ 0x05C9, 0x0629 },
+	{ 0x05CA, 0x062A },
+	{ 0x05CB, 0x062B },
+	{ 0x05CC, 0x062C },
+	{ 0x05CD, 0x062D },
+	{ 0x05CE, 0x062E },
+	{ 0x05CF, 0x062F },
+	{ 0x05D0, 0x0630 },
+	{ 0x05D1, 0x0631 },
+	{ 0x05D2, 0x0632 },
+	{ 0x05D3, 0x0633 },
+	{ 0x05D4, 0x0634 },
+	{ 0x05D5, 0x0635 },
+	{ 0x05D6, 0x0636 },
+	{ 0x05D7, 0x0637 },
+	{ 0x05D8, 0x0638 },
+	{ 0x05D9, 0x0639 },
+	{ 0x05DA, 0x063A },
+	{ 0x05E0, 0x0640 },
+	{ 0x05E1, 0x0641 },
+	{ 0x05E2, 0x0642 },
+	{ 0x05E3, 0x0643 },
+	{ 0x05E4, 0x0644 },
+	{ 0x05E5, 0x0645 },
+	{ 0x05E6, 0x0646 },
+	{ 0x05E7, 0x0647 },
+	{ 0x05E8, 0x0648 },
+	{ 0x05E9, 0x0649 },
+	{ 0x05EA, 0x064A },
+	{ 0x05EB, 0x064B },
+	{ 0x05EC, 0x064C },
+	{ 0x05ED, 0x064D },
+	{ 0x05EE, 0x064E },
+	{ 0x05EF, 0x064F },
+	{ 0x05F0, 0x0650 },
+	{ 0x05F1, 0x0651 },
+	{ 0x05F2, 0x0652 },
+	{ 0x06A1, 0x0452 },
+	{ 0x06A2, 0x0453 },
+	{ 0x06A3, 0x0451 },
+	{ 0x06A4, 0x0454 },
+	{ 0x06A5, 0x0455 },
+	{ 0x06A6, 0x0456 },
+	{ 0x06A7, 0x0457 },
+	{ 0x06A8, 0x0458 },
+	{ 0x06A9, 0x0459 },
+	{ 0x06AA, 0x045A },
+	{ 0x06AB, 0x045B },
+	{ 0x06AC, 0x045C },
+	{ 0x06AE, 0x045E },
+	{ 0x06AF, 0x045F },
+	{ 0x06B0, 0x2116 },
+	{ 0x06B1, 0x0402 },
+	{ 0x06B2, 0x0403 },
+	{ 0x06B3, 0x0401 },
+	{ 0x06B4, 0x0404 },
+	{ 0x06B5, 0x0405 },
+	{ 0x06B6, 0x0406 },
+	{ 0x06B7, 0x0407 },
+	{ 0x06B8, 0x0408 },
+	{ 0x06B9, 0x0409 },
+	{ 0x06BA, 0x040A },
+	{ 0x06BB, 0x040B },
+	{ 0x06BC, 0x040C },
+	{ 0x06BE, 0x040E },
+	{ 0x06BF, 0x040F },
+	{ 0x06C0, 0x044E },
+	{ 0x06C1, 0x0430 },
+	{ 0x06C2, 0x0431 },
+	{ 0x06C3, 0x0446 },
+	{ 0x06C4, 0x0434 },
+	{ 0x06C5, 0x0435 },
+	{ 0x06C6, 0x0444 },
+	{ 0x06C7, 0x0433 },
+	{ 0x06C8, 0x0445 },
+	{ 0x06C9, 0x0438 },
+	{ 0x06CA, 0x0439 },
+	{ 0x06CB, 0x043A },
+	{ 0x06CC, 0x043B },
+	{ 0x06CD, 0x043C },
+	{ 0x06CE, 0x043D },
+	{ 0x06CF, 0x043E },
+	{ 0x06D0, 0x043F },
+	{ 0x06D1, 0x044F },
+	{ 0x06D2, 0x0440 },
+	{ 0x06D3, 0x0441 },
+	{ 0x06D4, 0x0442 },
+	{ 0x06D5, 0x0443 },
+	{ 0x06D6, 0x0436 },
+	{ 0x06D7, 0x0432 },
+	{ 0x06D8, 0x044C },
+	{ 0x06D9, 0x044B },
+	{ 0x06DA, 0x0437 },
+	{ 0x06DB, 0x0448 },
+	{ 0x06DC, 0x044D },
+	{ 0x06DD, 0x0449 },
+	{ 0x06DE, 0x0447 },
+	{ 0x06DF, 0x044A },
+	{ 0x06E0, 0x042E },
+	{ 0x06E1, 0x0410 },
+	{ 0x06E2, 0x0411 },
+	{ 0x06E3, 0x0426 },
+	{ 0x06E4, 0x0414 },
+	{ 0x06E5, 0x0415 },
+	{ 0x06E6, 0x0424 },
+	{ 0x06E7, 0x0413 },
+	{ 0x06E8, 0x0425 },
+	{ 0x06E9, 0x0418 },
+	{ 0x06EA, 0x0419 },
+	{ 0x06EB, 0x041A },
+	{ 0x06EC, 0x041B },
+	{ 0x06ED, 0x041C },
+	{ 0x06EE, 0x041D },
+	{ 0x06EF, 0x041E },
+	{ 0x06F0, 0x041F },
+	{ 0x06F1, 0x042F },
+	{ 0x06F2, 0x0420 },
+	{ 0x06F3, 0x0421 },
+	{ 0x06F4, 0x0422 },
+	{ 0x06F5, 0x0423 },
+	{ 0x06F6, 0x0416 },
+	{ 0x06F7, 0x0412 },
+	{ 0x06F8, 0x042C },
+	{ 0x06F9, 0x042B },
+	{ 0x06FA, 0x0417 },
+	{ 0x06FB, 0x0428 },
+	{ 0x06FC, 0x042D },
+	{ 0x06FD, 0x0429 },
+	{ 0x06FE, 0x0427 },
+	{ 0x06FF, 0x042A },
+	{ 0x07A1, 0x0386 },
+	{ 0x07A2, 0x0388 },
+	{ 0x07A3, 0x0389 },
+	{ 0x07A4, 0x038A },
+	{ 0x07A5, 0x03AA },
+	{ 0x07A7, 0x038C },
+	{ 0x07A8, 0x038E },
+	{ 0x07A9, 0x03AB },
+	{ 0x07AB, 0x038F },
+	{ 0x07AE, 0x0385 },
+	{ 0x07AF, 0x2015 },
+	{ 0x07B1, 0x03AC },
+	{ 0x07B2, 0x03AD },
+	{ 0x07B3, 0x03AE },
+	{ 0x07B4, 0x03AF },
+	{ 0x07B5, 0x03CA },
+	{ 0x07B6, 0x0390 },
+	{ 0x07B7, 0x03CC },
+	{ 0x07B8, 0x03CD },
+	{ 0x07B9, 0x03CB },
+	{ 0x07BA, 0x03B0 },
+	{ 0x07BB, 0x03CE },
+	{ 0x07C1, 0x0391 },
+	{ 0x07C2, 0x0392 },
+	{ 0x07C3, 0x0393 },
+	{ 0x07C4, 0x0394 },
+	{ 0x07C5, 0x0395 },
+	{ 0x07C6, 0x0396 },
+	{ 0x07C7, 0x0397 },
+	{ 0x07C8, 0x0398 },
+	{ 0x07C9, 0x0399 },
+	{ 0x07CA, 0x039A },
+	{ 0x07CB, 0x039B },
+	{ 0x07CC, 0x039C },
+	{ 0x07CD, 0x039D },
+	{ 0x07CE, 0x039E },
+	{ 0x07CF, 0x039F },
+	{ 0x07D0, 0x03A0 },
+	{ 0x07D1, 0x03A1 },
+	{ 0x07D2, 0x03A3 },
+	{ 0x07D4, 0x03A4 },
+	{ 0x07D5, 0x03A5 },
+	{ 0x07D6, 0x03A6 },
+	{ 0x07D7, 0x03A7 },
+	{ 0x07D8, 0x03A8 },
+	{ 0x07D9, 0x03A9 },
+	{ 0x07E1, 0x03B1 },
+	{ 0x07E2, 0x03B2 },
+	{ 0x07E3, 0x03B3 },
+	{ 0x07E4, 0x03B4 },
+	{ 0x07E5, 0x03B5 },
+	{ 0x07E6, 0x03B6 },
+	{ 0x07E7, 0x03B7 },
+	{ 0x07E8, 0x03B8 },
+	{ 0x07E9, 0x03B9 },
+	{ 0x07EA, 0x03BA },
+	{ 0x07EB, 0x03BB },
+	{ 0x07EC, 0x03BC },
+	{ 0x07ED, 0x03BD },
+	{ 0x07EE, 0x03BE },
+	{ 0x07EF, 0x03BF },
+	{ 0x07F0, 0x03C0 },
+	{ 0x07F1, 0x03C1 },
+	{ 0x07F2, 0x03C3 },
+	{ 0x07F3, 0x03C2 },
+	{ 0x07F4, 0x03C4 },
+	{ 0x07F5, 0x03C5 },
+	{ 0x07F6, 0x03C6 },
+	{ 0x07F7, 0x03C7 },
+	{ 0x07F8, 0x03C8 },
+	{ 0x07F9, 0x03C9 },
+	{ 0x08A1, 0x23B7 },
+	{ 0x08A2, 0x250C },
+	{ 0x08A3, 0x2500 },
+	{ 0x08A4, 0x2320 },
+	{ 0x08A5, 0x2321 },
+	{ 0x08A6, 0x2502 },
+	{ 0x08A7, 0x23A1 },
+	{ 0x08A8, 0x23A3 },
+	{ 0x08A9, 0x23A4 },
+	{ 0x08AA, 0x23A6 },
+	{ 0x08AB, 0x239B },
+	{ 0x08AC, 0x239D },
+	{ 0x08AD, 0x239E },
+	{ 0x08AE, 0x23A0 },
+	{ 0x08AF, 0x23A8 },
+	{ 0x08B0, 0x23AC },
+	{ 0x08BC, 0x2264 },
+	{ 0x08BD, 0x2260 },
+	{ 0x08BE, 0x2265 },
+	{ 0x08BF, 0x222B },
+	{ 0x08C0, 0x2234 },
+	{ 0x08C1, 0x221D },
+	{ 0x08C2, 0x221E },
+	{ 0x08C5, 0x2207 },
+	{ 0x08C8, 0x223C },
+	{ 0x08C9, 0x2243 },
+	{ 0x08CD, 0x21D4 },
+	{ 0x08CE, 0x21D2 },
+	{ 0x08CF, 0x2261 },
+	{ 0x08D6, 0x221A },
+	{ 0x08DA, 0x2282 },
+	{ 0x08DB, 0x2283 },
+	{ 0x08DC, 0x2229 },
+	{ 0x08DD, 0x222A },
+	{ 0x08DE, 0x2227 },
+	{ 0x08DF, 0x2228 },
+	{ 0x08EF, 0x2202 },
+	{ 0x08F6, 0x0192 },
+	{ 0x08FB, 0x2190 },
+	{ 0x08FC, 0x2191 },
+	{ 0x08FD, 0x2192 },
+	{ 0x08FE, 0x2193 },
+	{ 0x09E0, 0x25C6 },
+	{ 0x09E1, 0x2592 },
+	{ 0x09E2, 0x2409 },
+	{ 0x09E3, 0x240C },
+	{ 0x09E4, 0x240D },
+	{ 0x09E5, 0x240A },
+	{ 0x09E8, 0x2424 },
+	{ 0x09E9, 0x240B },
+	{ 0x09EA, 0x2518 },
+	{ 0x09EB, 0x2510 },
+	{ 0x09EC, 0x250C },
+	{ 0x09ED, 0x2514 },
+	{ 0x09EE, 0x253C },
+	{ 0x09EF, 0x23BA },
+	{ 0x09F0, 0x23BB },
+	{ 0x09F1, 0x2500 },
+	{ 0x09F2, 0x23BC },
+	{ 0x09F3, 0x23BD },
+	{ 0x09F4, 0x251C },
+	{ 0x09F5, 0x2524 },
+	{ 0x09F6, 0x2534 },
+	{ 0x09F7, 0x252C },
+	{ 0x09F8, 0x2502 },
+	{ 0x0AA1, 0x2003 },
+	{ 0x0AA2, 0x2002 },
+	{ 0x0AA3, 0x2004 },
+	{ 0x0AA4, 0x2005 },
+	{ 0x0AA5, 0x2007 },
+	{ 0x0AA6, 0x2008 },
+	{ 0x0AA7, 0x2009 },
+	{ 0x0AA8, 0x200A },
+	{ 0x0AA9, 0x2014 },
+	{ 0x0AAA, 0x2013 },
+	{ 0x0AAE, 0x2026 },
+	{ 0x0AAF, 0x2025 },
+	{ 0x0AB0, 0x2153 },
+	{ 0x0AB1, 0x2154 },
+	{ 0x0AB2, 0x2155 },
+	{ 0x0AB3, 0x2156 },
+	{ 0x0AB4, 0x2157 },
+	{ 0x0AB5, 0x2158 },
+	{ 0x0AB6, 0x2159 },
+	{ 0x0AB7, 0x215A },
+	{ 0x0AB8, 0x2105 },
+	{ 0x0ABB, 0x2012 },
+	{ 0x0ABC, 0x2329 },
+	{ 0x0ABE, 0x232A },
+	{ 0x0AC3, 0x215B },
+	{ 0x0AC4, 0x215C },
+	{ 0x0AC5, 0x215D },
+	{ 0x0AC6, 0x215E },
+	{ 0x0AC9, 0x2122 },
+	{ 0x0ACA, 0x2613 },
+	{ 0x0ACC, 0x25C1 },
+	{ 0x0ACD, 0x25B7 },
+	{ 0x0ACE, 0x25CB },
+	{ 0x0ACF, 0x25AF },
+	{ 0x0AD0, 0x2018 },
+	{ 0x0AD1, 0x2019 },
+	{ 0x0AD2, 0x201C },
+	{ 0x0AD3, 0x201D },
+	{ 0x0AD4, 0x211E },
+	{ 0x0AD6, 0x2032 },
+	{ 0x0AD7, 0x2033 },
+	{ 0x0AD9, 0x271D },
+	{ 0x0ADB, 0x25AC },
+	{ 0x0ADC, 0x25C0 },
+	{ 0x0ADD, 0x25B6 },
+	{ 0x0ADE, 0x25CF },
+	{ 0x0ADF, 0x25AE },
+	{ 0x0AE0, 0x25E6 },
+	{ 0x0AE1, 0x25AB },
+	{ 0x0AE2, 0x25AD },
+	{ 0x0AE3, 0x25B3 },
+	{ 0x0AE4, 0x25BD },
+	{ 0x0AE5, 0x2606 },
+	{ 0x0AE6, 0x2022 },
+	{ 0x0AE7, 0x25AA },
+	{ 0x0AE8, 0x25B2 },
+	{ 0x0AE9, 0x25BC },
+	{ 0x0AEA, 0x261C },
+	{ 0x0AEB, 0x261E },
+	{ 0x0AEC, 0x2663 },
+	{ 0x0AED, 0x2666 },
+	{ 0x0AEE, 0x2665 },
+	{ 0x0AF0, 0x2720 },
+	{ 0x0AF1, 0x2020 },
+	{ 0x0AF2, 0x2021 },
+	{ 0x0AF3, 0x2713 },
+	{ 0x0AF4, 0x2717 },
+	{ 0x0AF5, 0x266F },
+	{ 0x0AF6, 0x266D },
+	{ 0x0AF7, 0x2642 },
+	{ 0x0AF8, 0x2640 },
+	{ 0x0AF9, 0x260E },
+	{ 0x0AFA, 0x2315 },
+	{ 0x0AFB, 0x2117 },
+	{ 0x0AFC, 0x2038 },
+	{ 0x0AFD, 0x201A },
+	{ 0x0AFE, 0x201E },
+	{ 0x0BA3, 0x003C },
+	{ 0x0BA6, 0x003E },
+	{ 0x0BA8, 0x2228 },
+	{ 0x0BA9, 0x2227 },
+	{ 0x0BC0, 0x00AF },
+	{ 0x0BC2, 0x22A5 },
+	{ 0x0BC3, 0x2229 },
+	{ 0x0BC4, 0x230A },
+	{ 0x0BC6, 0x005F },
+	{ 0x0BCA, 0x2218 },
+	{ 0x0BCC, 0x2395 },
+	{ 0x0BCE, 0x22A4 },
+	{ 0x0BCF, 0x25CB },
+	{ 0x0BD3, 0x2308 },
+	{ 0x0BD6, 0x222A },
+	{ 0x0BD8, 0x2283 },
+	{ 0x0BDA, 0x2282 },
+	{ 0x0BDC, 0x22A2 },
+	{ 0x0BFC, 0x22A3 },
+	{ 0x0CDF, 0x2017 },
+	{ 0x0CE0, 0x05D0 },
+	{ 0x0CE1, 0x05D1 },
+	{ 0x0CE2, 0x05D2 },
+	{ 0x0CE3, 0x05D3 },
+	{ 0x0CE4, 0x05D4 },
+	{ 0x0CE5, 0x05D5 },
+	{ 0x0CE6, 0x05D6 },
+	{ 0x0CE7, 0x05D7 },
+	{ 0x0CE8, 0x05D8 },
+	{ 0x0CE9, 0x05D9 },
+	{ 0x0CEA, 0x05DA },
+	{ 0x0CEB, 0x05DB },
+	{ 0x0CEC, 0x05DC },
+	{ 0x0CED, 0x05DD },
+	{ 0x0CEE, 0x05DE },
+	{ 0x0CEF, 0x05DF },
+	{ 0x0CF0, 0x05E0 },
+	{ 0x0CF1, 0x05E1 },
+	{ 0x0CF2, 0x05E2 },
+	{ 0x0CF3, 0x05E3 },
+	{ 0x0CF4, 0x05E4 },
+	{ 0x0CF5, 0x05E5 },
+	{ 0x0CF6, 0x05E6 },
+	{ 0x0CF7, 0x05E7 },
+	{ 0x0CF8, 0x05E8 },
+	{ 0x0CF9, 0x05E9 },
+	{ 0x0CFA, 0x05EA },
+	{ 0x0DA1, 0x0E01 },
+	{ 0x0DA2, 0x0E02 },
+	{ 0x0DA3, 0x0E03 },
+	{ 0x0DA4, 0x0E04 },
+	{ 0x0DA5, 0x0E05 },
+	{ 0x0DA6, 0x0E06 },
+	{ 0x0DA7, 0x0E07 },
+	{ 0x0DA8, 0x0E08 },
+	{ 0x0DA9, 0x0E09 },
+	{ 0x0DAA, 0x0E0A },
+	{ 0x0DAB, 0x0E0B },
+	{ 0x0DAC, 0x0E0C },
+	{ 0x0DAD, 0x0E0D },
+	{ 0x0DAE, 0x0E0E },
+	{ 0x0DAF, 0x0E0F },
+	{ 0x0DB0, 0x0E10 },
+	{ 0x0DB1, 0x0E11 },
+	{ 0x0DB2, 0x0E12 },
+	{ 0x0DB3, 0x0E13 },
+	{ 0x0DB4, 0x0E14 },
+	{ 0x0DB5, 0x0E15 },
+	{ 0x0DB6, 0x0E16 },
+	{ 0x0DB7, 0x0E17 },
+	{ 0x0DB8, 0x0E18 },
+	{ 0x0DB9, 0x0E19 },
+	{ 0x0DBA, 0x0E1A },
+	{ 0x0DBB, 0x0E1B },
+	{ 0x0DBC, 0x0E1C },
+	{ 0x0DBD, 0x0E1D },
+	{ 0x0DBE, 0x0E1E },
+	{ 0x0DBF, 0x0E1F },
+	{ 0x0DC0, 0x0E20 },
+	{ 0x0DC1, 0x0E21 },
+	{ 0x0DC2, 0x0E22 },
+	{ 0x0DC3, 0x0E23 },
+	{ 0x0DC4, 0x0E24 },
+	{ 0x0DC5, 0x0E25 },
+	{ 0x0DC6, 0x0E26 },
+	{ 0x0DC7, 0x0E27 },
+	{ 0x0DC8, 0x0E28 },
+	{ 0x0DC9, 0x0E29 },
+	{ 0x0DCA, 0x0E2A },
+	{ 0x0DCB, 0x0E2B },
+	{ 0x0DCC, 0x0E2C },
+	{ 0x0DCD, 0x0E2D },
+	{ 0x0DCE, 0x0E2E },
+	{ 0x0DCF, 0x0E2F },
+	{ 0x0DD0, 0x0E30 },
+	{ 0x0DD1, 0x0E31 },
+	{ 0x0DD2, 0x0E32 },
+	{ 0x0DD3, 0x0E33 },
+	{ 0x0DD4, 0x0E34 },
+	{ 0x0DD5, 0x0E35 },
+	{ 0x0DD6, 0x0E36 },
+	{ 0x0DD7, 0x0E37 },
+	{ 0x0DD8, 0x0E38 },
+	{ 0x0DD9, 0x0E39 },
+	{ 0x0DDA, 0x0E3A },
+	{ 0x0DDF, 0x0E3F },
+	{ 0x0DE0, 0x0E40 },
+	{ 0x0DE1, 0x0E41 },
+	{ 0x0DE2, 0x0E42 },
+	{ 0x0DE3, 0x0E43 },
+	{ 0x0DE4, 0x0E44 },
+	{ 0x0DE5, 0x0E45 },
+	{ 0x0DE6, 0x0E46 },
+	{ 0x0DE7, 0x0E47 },
+	{ 0x0DE8, 0x0E48 },
+	{ 0x0DE9, 0x0E49 },
+	{ 0x0DEA, 0x0E4A },
+	{ 0x0DEB, 0x0E4B },
+	{ 0x0DEC, 0x0E4C },
+	{ 0x0DED, 0x0E4D },
+	{ 0x0DF0, 0x0E50 },
+	{ 0x0DF1, 0x0E51 },
+	{ 0x0DF2, 0x0E52 },
+	{ 0x0DF3, 0x0E53 },
+	{ 0x0DF4, 0x0E54 },
+	{ 0x0DF5, 0x0E55 },
+	{ 0x0DF6, 0x0E56 },
+	{ 0x0DF7, 0x0E57 },
+	{ 0x0DF8, 0x0E58 },
+	{ 0x0DF9, 0x0E59 },
+	{ 0x0EA1, 0x3131 },
+	{ 0x0EA2, 0x3132 },
+	{ 0x0EA3, 0x3133 },
+	{ 0x0EA4, 0x3134 },
+	{ 0x0EA5, 0x3135 },
+	{ 0x0EA6, 0x3136 },
+	{ 0x0EA7, 0x3137 },
+	{ 0x0EA8, 0x3138 },
+	{ 0x0EA9, 0x3139 },
+	{ 0x0EAA, 0x313A },
+	{ 0x0EAB, 0x313B },
+	{ 0x0EAC, 0x313C },
+	{ 0x0EAD, 0x313D },
+	{ 0x0EAE, 0x313E },
+	{ 0x0EAF, 0x313F },
+	{ 0x0EB0, 0x3140 },
+	{ 0x0EB1, 0x3141 },
+	{ 0x0EB2, 0x3142 },
+	{ 0x0EB3, 0x3143 },
+	{ 0x0EB4, 0x3144 },
+	{ 0x0EB5, 0x3145 },
+	{ 0x0EB6, 0x3146 },
+	{ 0x0EB7, 0x3147 },
+	{ 0x0EB8, 0x3148 },
+	{ 0x0EB9, 0x3149 },
+	{ 0x0EBA, 0x314A },
+	{ 0x0EBB, 0x314B },
+	{ 0x0EBC, 0x314C },
+	{ 0x0EBD, 0x314D },
+	{ 0x0EBE, 0x314E },
+	{ 0x0EBF, 0x314F },
+	{ 0x0EC0, 0x3150 },
+	{ 0x0EC1, 0x3151 },
+	{ 0x0EC2, 0x3152 },
+	{ 0x0EC3, 0x3153 },
+	{ 0x0EC4, 0x3154 },
+	{ 0x0EC5, 0x3155 },
+	{ 0x0EC6, 0x3156 },
+	{ 0x0EC7, 0x3157 },
+	{ 0x0EC8, 0x3158 },
+	{ 0x0EC9, 0x3159 },
+	{ 0x0ECA, 0x315A },
+	{ 0x0ECB, 0x315B },
+	{ 0x0ECC, 0x315C },
+	{ 0x0ECD, 0x315D },
+	{ 0x0ECE, 0x315E },
+	{ 0x0ECF, 0x315F },
+	{ 0x0ED0, 0x3160 },
+	{ 0x0ED1, 0x3161 },
+	{ 0x0ED2, 0x3162 },
+	{ 0x0ED3, 0x3163 },
+	{ 0x0ED4, 0x11A8 },
+	{ 0x0ED5, 0x11A9 },
+	{ 0x0ED6, 0x11AA },
+	{ 0x0ED7, 0x11AB },
+	{ 0x0ED8, 0x11AC },
+	{ 0x0ED9, 0x11AD },
+	{ 0x0EDA, 0x11AE },
+	{ 0x0EDB, 0x11AF },
+	{ 0x0EDC, 0x11B0 },
+	{ 0x0EDD, 0x11B1 },
+	{ 0x0EDE, 0x11B2 },
+	{ 0x0EDF, 0x11B3 },
+	{ 0x0EE0, 0x11B4 },
+	{ 0x0EE1, 0x11B5 },
+	{ 0x0EE2, 0x11B6 },
+	{ 0x0EE3, 0x11B7 },
+	{ 0x0EE4, 0x11B8 },
+	{ 0x0EE5, 0x11B9 },
+	{ 0x0EE6, 0x11BA },
+	{ 0x0EE7, 0x11BB },
+	{ 0x0EE8, 0x11BC },
+	{ 0x0EE9, 0x11BD },
+	{ 0x0EEA, 0x11BE },
+	{ 0x0EEB, 0x11BF },
+	{ 0x0EEC, 0x11C0 },
+	{ 0x0EED, 0x11C1 },
+	{ 0x0EEE, 0x11C2 },
+	{ 0x0EEF, 0x316D },
+	{ 0x0EF0, 0x3171 },
+	{ 0x0EF1, 0x3178 },
+	{ 0x0EF2, 0x317F },
+	{ 0x0EF3, 0x3181 },
+	{ 0x0EF4, 0x3184 },
+	{ 0x0EF5, 0x3186 },
+	{ 0x0EF6, 0x318D },
+	{ 0x0EF7, 0x318E },
+	{ 0x0EF8, 0x11EB },
+	{ 0x0EF9, 0x11F0 },
+	{ 0x0EFA, 0x11F9 },
+	{ 0x0EFF, 0x20A9 },
+	{ 0x13A4, 0x20AC },
+	{ 0x13BC, 0x0152 },
+	{ 0x13BD, 0x0153 },
+	{ 0x13BE, 0x0178 },
+	{ 0x20AC, 0x20AC },
+};
+
+unsigned int KeyMappingX11::get_unicode_from_keysym(KeySym p_keysym) {
+
+	/* Latin-1 */
+	if (p_keysym >= 0x20 && p_keysym <= 0x7e)
+		return p_keysym;
+	if (p_keysym >= 0xa0 && p_keysym <= 0xff)
+		return p_keysym;
+	// keypad to latin1 is easy
+	if (p_keysym >= 0xffaa && p_keysym <= 0xffb9)
+		return p_keysym - 0xff80;
+
+	/* Unicode (may be present)*/
+
+	if ((p_keysym & 0xff000000) == 0x01000000)
+		return p_keysym & 0x00ffffff;
+
+	int middle, low = 0, high = _KEYSYM_MAX - 1;
+	do {
+		middle = (high + low) / 2;
+		if (_xkeysym_to_unicode[middle].keysym == p_keysym)
+			return _xkeysym_to_unicode[middle].unicode;
+		if (_xkeysym_to_unicode[middle].keysym <= p_keysym)
+			low = middle + 1;
+		else
+			high = middle - 1;
+	} while (high >= low);
+
+	return 0;
+}
+
+struct _XTranslateUnicodePairReverse {
+
+	unsigned int unicode;
+	KeySym keysym;
+};
+
+enum {
+
+	_UNICODE_MAX = 750
+};
+
+static _XTranslateUnicodePairReverse _unicode_to_xkeysym[_UNICODE_MAX] = {
+	{ 0x0ABD, 0x002E },
+	{ 0x0BA3, 0x003C },
+	{ 0x0BA6, 0x003E },
+	{ 0x0BC6, 0x005F },
+	{ 0x0BC0, 0x00AF },
+	{ 0x03C0, 0x0100 },
+	{ 0x03E0, 0x0101 },
+	{ 0x01C3, 0x0102 },
+	{ 0x01E3, 0x0103 },
+	{ 0x01A1, 0x0104 },
+	{ 0x01B1, 0x0105 },
+	{ 0x01C6, 0x0106 },
+	{ 0x01E6, 0x0107 },
+	{ 0x02C6, 0x0108 },
+	{ 0x02E6, 0x0109 },
+	{ 0x02C5, 0x010A },
+	{ 0x02E5, 0x010B },
+	{ 0x01C8, 0x010C },
+	{ 0x01E8, 0x010D },
+	{ 0x01CF, 0x010E },
+	{ 0x01EF, 0x010F },
+	{ 0x01D0, 0x0110 },
+	{ 0x01F0, 0x0111 },
+	{ 0x03AA, 0x0112 },
+	{ 0x03BA, 0x0113 },
+	{ 0x03CC, 0x0116 },
+	{ 0x03EC, 0x0117 },
+	{ 0x01CA, 0x0118 },
+	{ 0x01EA, 0x0119 },
+	{ 0x01CC, 0x011A },
+	{ 0x01EC, 0x011B },
+	{ 0x02D8, 0x011C },
+	{ 0x02F8, 0x011D },
+	{ 0x02AB, 0x011E },
+	{ 0x02BB, 0x011F },
+	{ 0x02D5, 0x0120 },
+	{ 0x02F5, 0x0121 },
+	{ 0x03AB, 0x0122 },
+	{ 0x03BB, 0x0123 },
+	{ 0x02A6, 0x0124 },
+	{ 0x02B6, 0x0125 },
+	{ 0x02A1, 0x0126 },
+	{ 0x02B1, 0x0127 },
+	{ 0x03A5, 0x0128 },
+	{ 0x03B5, 0x0129 },
+	{ 0x03CF, 0x012A },
+	{ 0x03EF, 0x012B },
+	{ 0x03C7, 0x012E },
+	{ 0x03E7, 0x012F },
+	{ 0x02A9, 0x0130 },
+	{ 0x02B9, 0x0131 },
+	{ 0x02AC, 0x0134 },
+	{ 0x02BC, 0x0135 },
+	{ 0x03D3, 0x0136 },
+	{ 0x03F3, 0x0137 },
+	{ 0x03A2, 0x0138 },
+	{ 0x01C5, 0x0139 },
+	{ 0x01E5, 0x013A },
+	{ 0x03A6, 0x013B },
+	{ 0x03B6, 0x013C },
+	{ 0x01A5, 0x013D },
+	{ 0x01B5, 0x013E },
+	{ 0x01A3, 0x0141 },
+	{ 0x01B3, 0x0142 },
+	{ 0x01D1, 0x0143 },
+	{ 0x01F1, 0x0144 },
+	{ 0x03D1, 0x0145 },
+	{ 0x03F1, 0x0146 },
+	{ 0x01D2, 0x0147 },
+	{ 0x01F2, 0x0148 },
+	{ 0x03BD, 0x014A },
+	{ 0x03BF, 0x014B },
+	{ 0x03D2, 0x014C },
+	{ 0x03F2, 0x014D },
+	{ 0x01D5, 0x0150 },
+	{ 0x01F5, 0x0151 },
+	{ 0x13BC, 0x0152 },
+	{ 0x13BD, 0x0153 },
+	{ 0x01C0, 0x0154 },
+	{ 0x01E0, 0x0155 },
+	{ 0x03A3, 0x0156 },
+	{ 0x03B3, 0x0157 },
+	{ 0x01D8, 0x0158 },
+	{ 0x01F8, 0x0159 },
+	{ 0x01A6, 0x015A },
+	{ 0x01B6, 0x015B },
+	{ 0x02DE, 0x015C },
+	{ 0x02FE, 0x015D },
+	{ 0x01AA, 0x015E },
+	{ 0x01BA, 0x015F },
+	{ 0x01A9, 0x0160 },
+	{ 0x01B9, 0x0161 },
+	{ 0x01DE, 0x0162 },
+	{ 0x01FE, 0x0163 },
+	{ 0x01AB, 0x0164 },
+	{ 0x01BB, 0x0165 },
+	{ 0x03AC, 0x0166 },
+	{ 0x03BC, 0x0167 },
+	{ 0x03DD, 0x0168 },
+	{ 0x03FD, 0x0169 },
+	{ 0x03DE, 0x016A },
+	{ 0x03FE, 0x016B },
+	{ 0x02DD, 0x016C },
+	{ 0x02FD, 0x016D },
+	{ 0x01D9, 0x016E },
+	{ 0x01F9, 0x016F },
+	{ 0x01DB, 0x0170 },
+	{ 0x01FB, 0x0171 },
+	{ 0x03D9, 0x0172 },
+	{ 0x03F9, 0x0173 },
+	{ 0x13BE, 0x0178 },
+	{ 0x01AC, 0x0179 },
+	{ 0x01BC, 0x017A },
+	{ 0x01AF, 0x017B },
+	{ 0x01BF, 0x017C },
+	{ 0x01AE, 0x017D },
+	{ 0x01BE, 0x017E },
+	{ 0x08F6, 0x0192 },
+	{ 0x01B7, 0x02C7 },
+	{ 0x01A2, 0x02D8 },
+	{ 0x01FF, 0x02D9 },
+	{ 0x01B2, 0x02DB },
+	{ 0x01BD, 0x02DD },
+	{ 0x07AE, 0x0385 },
+	{ 0x07A1, 0x0386 },
+	{ 0x07A2, 0x0388 },
+	{ 0x07A3, 0x0389 },
+	{ 0x07A4, 0x038A },
+	{ 0x07A7, 0x038C },
+	{ 0x07A8, 0x038E },
+	{ 0x07AB, 0x038F },
+	{ 0x07B6, 0x0390 },
+	{ 0x07C1, 0x0391 },
+	{ 0x07C2, 0x0392 },
+	{ 0x07C3, 0x0393 },
+	{ 0x07C4, 0x0394 },
+	{ 0x07C5, 0x0395 },
+	{ 0x07C6, 0x0396 },
+	{ 0x07C7, 0x0397 },
+	{ 0x07C8, 0x0398 },
+	{ 0x07C9, 0x0399 },
+	{ 0x07CA, 0x039A },
+	{ 0x07CB, 0x039B },
+	{ 0x07CC, 0x039C },
+	{ 0x07CD, 0x039D },
+	{ 0x07CE, 0x039E },
+	{ 0x07CF, 0x039F },
+	{ 0x07D0, 0x03A0 },
+	{ 0x07D1, 0x03A1 },
+	{ 0x07D2, 0x03A3 },
+	{ 0x07D4, 0x03A4 },
+	{ 0x07D5, 0x03A5 },
+	{ 0x07D6, 0x03A6 },
+	{ 0x07D7, 0x03A7 },
+	{ 0x07D8, 0x03A8 },
+	{ 0x07D9, 0x03A9 },
+	{ 0x07A5, 0x03AA },
+	{ 0x07A9, 0x03AB },
+	{ 0x07B1, 0x03AC },
+	{ 0x07B2, 0x03AD },
+	{ 0x07B3, 0x03AE },
+	{ 0x07B4, 0x03AF },
+	{ 0x07BA, 0x03B0 },
+	{ 0x07E1, 0x03B1 },
+	{ 0x07E2, 0x03B2 },
+	{ 0x07E3, 0x03B3 },
+	{ 0x07E4, 0x03B4 },
+	{ 0x07E5, 0x03B5 },
+	{ 0x07E6, 0x03B6 },
+	{ 0x07E7, 0x03B7 },
+	{ 0x07E8, 0x03B8 },
+	{ 0x07E9, 0x03B9 },
+	{ 0x07EA, 0x03BA },
+	{ 0x07EB, 0x03BB },
+	{ 0x07EC, 0x03BC },
+	{ 0x07ED, 0x03BD },
+	{ 0x07EE, 0x03BE },
+	{ 0x07EF, 0x03BF },
+	{ 0x07F0, 0x03C0 },
+	{ 0x07F1, 0x03C1 },
+	{ 0x07F3, 0x03C2 },
+	{ 0x07F2, 0x03C3 },
+	{ 0x07F4, 0x03C4 },
+	{ 0x07F5, 0x03C5 },
+	{ 0x07F6, 0x03C6 },
+	{ 0x07F7, 0x03C7 },
+	{ 0x07F8, 0x03C8 },
+	{ 0x07F9, 0x03C9 },
+	{ 0x07B5, 0x03CA },
+	{ 0x07B9, 0x03CB },
+	{ 0x07B7, 0x03CC },
+	{ 0x07B8, 0x03CD },
+	{ 0x07BB, 0x03CE },
+	{ 0x06B3, 0x0401 },
+	{ 0x06B1, 0x0402 },
+	{ 0x06B2, 0x0403 },
+	{ 0x06B4, 0x0404 },
+	{ 0x06B5, 0x0405 },
+	{ 0x06B6, 0x0406 },
+	{ 0x06B7, 0x0407 },
+	{ 0x06B8, 0x0408 },
+	{ 0x06B9, 0x0409 },
+	{ 0x06BA, 0x040A },
+	{ 0x06BB, 0x040B },
+	{ 0x06BC, 0x040C },
+	{ 0x06BE, 0x040E },
+	{ 0x06BF, 0x040F },
+	{ 0x06E1, 0x0410 },
+	{ 0x06E2, 0x0411 },
+	{ 0x06F7, 0x0412 },
+	{ 0x06E7, 0x0413 },
+	{ 0x06E4, 0x0414 },
+	{ 0x06E5, 0x0415 },
+	{ 0x06F6, 0x0416 },
+	{ 0x06FA, 0x0417 },
+	{ 0x06E9, 0x0418 },
+	{ 0x06EA, 0x0419 },
+	{ 0x06EB, 0x041A },
+	{ 0x06EC, 0x041B },
+	{ 0x06ED, 0x041C },
+	{ 0x06EE, 0x041D },
+	{ 0x06EF, 0x041E },
+	{ 0x06F0, 0x041F },
+	{ 0x06F2, 0x0420 },
+	{ 0x06F3, 0x0421 },
+	{ 0x06F4, 0x0422 },
+	{ 0x06F5, 0x0423 },
+	{ 0x06E6, 0x0424 },
+	{ 0x06E8, 0x0425 },
+	{ 0x06E3, 0x0426 },
+	{ 0x06FE, 0x0427 },
+	{ 0x06FB, 0x0428 },
+	{ 0x06FD, 0x0429 },
+	{ 0x06FF, 0x042A },
+	{ 0x06F9, 0x042B },
+	{ 0x06F8, 0x042C },
+	{ 0x06FC, 0x042D },
+	{ 0x06E0, 0x042E },
+	{ 0x06F1, 0x042F },
+	{ 0x06C1, 0x0430 },
+	{ 0x06C2, 0x0431 },
+	{ 0x06D7, 0x0432 },
+	{ 0x06C7, 0x0433 },
+	{ 0x06C4, 0x0434 },
+	{ 0x06C5, 0x0435 },
+	{ 0x06D6, 0x0436 },
+	{ 0x06DA, 0x0437 },
+	{ 0x06C9, 0x0438 },
+	{ 0x06CA, 0x0439 },
+	{ 0x06CB, 0x043A },
+	{ 0x06CC, 0x043B },
+	{ 0x06CD, 0x043C },
+	{ 0x06CE, 0x043D },
+	{ 0x06CF, 0x043E },
+	{ 0x06D0, 0x043F },
+	{ 0x06D2, 0x0440 },
+	{ 0x06D3, 0x0441 },
+	{ 0x06D4, 0x0442 },
+	{ 0x06D5, 0x0443 },
+	{ 0x06C6, 0x0444 },
+	{ 0x06C8, 0x0445 },
+	{ 0x06C3, 0x0446 },
+	{ 0x06DE, 0x0447 },
+	{ 0x06DB, 0x0448 },
+	{ 0x06DD, 0x0449 },
+	{ 0x06DF, 0x044A },
+	{ 0x06D9, 0x044B },
+	{ 0x06D8, 0x044C },
+	{ 0x06DC, 0x044D },
+	{ 0x06C0, 0x044E },
+	{ 0x06D1, 0x044F },
+	{ 0x06A3, 0x0451 },
+	{ 0x06A1, 0x0452 },
+	{ 0x06A2, 0x0453 },
+	{ 0x06A4, 0x0454 },
+	{ 0x06A5, 0x0455 },
+	{ 0x06A6, 0x0456 },
+	{ 0x06A7, 0x0457 },
+	{ 0x06A8, 0x0458 },
+	{ 0x06A9, 0x0459 },
+	{ 0x06AA, 0x045A },
+	{ 0x06AB, 0x045B },
+	{ 0x06AC, 0x045C },
+	{ 0x06AE, 0x045E },
+	{ 0x06AF, 0x045F },
+	{ 0x0CE0, 0x05D0 },
+	{ 0x0CE1, 0x05D1 },
+	{ 0x0CE2, 0x05D2 },
+	{ 0x0CE3, 0x05D3 },
+	{ 0x0CE4, 0x05D4 },
+	{ 0x0CE5, 0x05D5 },
+	{ 0x0CE6, 0x05D6 },
+	{ 0x0CE7, 0x05D7 },
+	{ 0x0CE8, 0x05D8 },
+	{ 0x0CE9, 0x05D9 },
+	{ 0x0CEA, 0x05DA },
+	{ 0x0CEB, 0x05DB },
+	{ 0x0CEC, 0x05DC },
+	{ 0x0CED, 0x05DD },
+	{ 0x0CEE, 0x05DE },
+	{ 0x0CEF, 0x05DF },
+	{ 0x0CF0, 0x05E0 },
+	{ 0x0CF1, 0x05E1 },
+	{ 0x0CF2, 0x05E2 },
+	{ 0x0CF3, 0x05E3 },
+	{ 0x0CF4, 0x05E4 },
+	{ 0x0CF5, 0x05E5 },
+	{ 0x0CF6, 0x05E6 },
+	{ 0x0CF7, 0x05E7 },
+	{ 0x0CF8, 0x05E8 },
+	{ 0x0CF9, 0x05E9 },
+	{ 0x0CFA, 0x05EA },
+	{ 0x05AC, 0x060C },
+	{ 0x05BB, 0x061B },
+	{ 0x05BF, 0x061F },
+	{ 0x05C1, 0x0621 },
+	{ 0x05C2, 0x0622 },
+	{ 0x05C3, 0x0623 },
+	{ 0x05C4, 0x0624 },
+	{ 0x05C5, 0x0625 },
+	{ 0x05C6, 0x0626 },
+	{ 0x05C7, 0x0627 },
+	{ 0x05C8, 0x0628 },
+	{ 0x05C9, 0x0629 },
+	{ 0x05CA, 0x062A },
+	{ 0x05CB, 0x062B },
+	{ 0x05CC, 0x062C },
+	{ 0x05CD, 0x062D },
+	{ 0x05CE, 0x062E },
+	{ 0x05CF, 0x062F },
+	{ 0x05D0, 0x0630 },
+	{ 0x05D1, 0x0631 },
+	{ 0x05D2, 0x0632 },
+	{ 0x05D3, 0x0633 },
+	{ 0x05D4, 0x0634 },
+	{ 0x05D5, 0x0635 },
+	{ 0x05D6, 0x0636 },
+	{ 0x05D7, 0x0637 },
+	{ 0x05D8, 0x0638 },
+	{ 0x05D9, 0x0639 },
+	{ 0x05DA, 0x063A },
+	{ 0x05E0, 0x0640 },
+	{ 0x05E1, 0x0641 },
+	{ 0x05E2, 0x0642 },
+	{ 0x05E3, 0x0643 },
+	{ 0x05E4, 0x0644 },
+	{ 0x05E5, 0x0645 },
+	{ 0x05E6, 0x0646 },
+	{ 0x05E7, 0x0647 },
+	{ 0x05E8, 0x0648 },
+	{ 0x05E9, 0x0649 },
+	{ 0x05EA, 0x064A },
+	{ 0x05EB, 0x064B },
+	{ 0x05EC, 0x064C },
+	{ 0x05ED, 0x064D },
+	{ 0x05EE, 0x064E },
+	{ 0x05EF, 0x064F },
+	{ 0x05F0, 0x0650 },
+	{ 0x05F1, 0x0651 },
+	{ 0x05F2, 0x0652 },
+	{ 0x0DA1, 0x0E01 },
+	{ 0x0DA2, 0x0E02 },
+	{ 0x0DA3, 0x0E03 },
+	{ 0x0DA4, 0x0E04 },
+	{ 0x0DA5, 0x0E05 },
+	{ 0x0DA6, 0x0E06 },
+	{ 0x0DA7, 0x0E07 },
+	{ 0x0DA8, 0x0E08 },
+	{ 0x0DA9, 0x0E09 },
+	{ 0x0DAA, 0x0E0A },
+	{ 0x0DAB, 0x0E0B },
+	{ 0x0DAC, 0x0E0C },
+	{ 0x0DAD, 0x0E0D },
+	{ 0x0DAE, 0x0E0E },
+	{ 0x0DAF, 0x0E0F },
+	{ 0x0DB0, 0x0E10 },
+	{ 0x0DB1, 0x0E11 },
+	{ 0x0DB2, 0x0E12 },
+	{ 0x0DB3, 0x0E13 },
+	{ 0x0DB4, 0x0E14 },
+	{ 0x0DB5, 0x0E15 },
+	{ 0x0DB6, 0x0E16 },
+	{ 0x0DB7, 0x0E17 },
+	{ 0x0DB8, 0x0E18 },
+	{ 0x0DB9, 0x0E19 },
+	{ 0x0DBA, 0x0E1A },
+	{ 0x0DBB, 0x0E1B },
+	{ 0x0DBC, 0x0E1C },
+	{ 0x0DBD, 0x0E1D },
+	{ 0x0DBE, 0x0E1E },
+	{ 0x0DBF, 0x0E1F },
+	{ 0x0DC0, 0x0E20 },
+	{ 0x0DC1, 0x0E21 },
+	{ 0x0DC2, 0x0E22 },
+	{ 0x0DC3, 0x0E23 },
+	{ 0x0DC4, 0x0E24 },
+	{ 0x0DC5, 0x0E25 },
+	{ 0x0DC6, 0x0E26 },
+	{ 0x0DC7, 0x0E27 },
+	{ 0x0DC8, 0x0E28 },
+	{ 0x0DC9, 0x0E29 },
+	{ 0x0DCA, 0x0E2A },
+	{ 0x0DCB, 0x0E2B },
+	{ 0x0DCC, 0x0E2C },
+	{ 0x0DCD, 0x0E2D },
+	{ 0x0DCE, 0x0E2E },
+	{ 0x0DCF, 0x0E2F },
+	{ 0x0DD0, 0x0E30 },
+	{ 0x0DD1, 0x0E31 },
+	{ 0x0DD2, 0x0E32 },
+	{ 0x0DD3, 0x0E33 },
+	{ 0x0DD4, 0x0E34 },
+	{ 0x0DD5, 0x0E35 },
+	{ 0x0DD6, 0x0E36 },
+	{ 0x0DD7, 0x0E37 },
+	{ 0x0DD8, 0x0E38 },
+	{ 0x0DD9, 0x0E39 },
+	{ 0x0DDA, 0x0E3A },
+	{ 0x0DDF, 0x0E3F },
+	{ 0x0DE0, 0x0E40 },
+	{ 0x0DE1, 0x0E41 },
+	{ 0x0DE2, 0x0E42 },
+	{ 0x0DE3, 0x0E43 },
+	{ 0x0DE4, 0x0E44 },
+	{ 0x0DE5, 0x0E45 },
+	{ 0x0DE6, 0x0E46 },
+	{ 0x0DE7, 0x0E47 },
+	{ 0x0DE8, 0x0E48 },
+	{ 0x0DE9, 0x0E49 },
+	{ 0x0DEA, 0x0E4A },
+	{ 0x0DEB, 0x0E4B },
+	{ 0x0DEC, 0x0E4C },
+	{ 0x0DED, 0x0E4D },
+	{ 0x0DF0, 0x0E50 },
+	{ 0x0DF1, 0x0E51 },
+	{ 0x0DF2, 0x0E52 },
+	{ 0x0DF3, 0x0E53 },
+	{ 0x0DF4, 0x0E54 },
+	{ 0x0DF5, 0x0E55 },
+	{ 0x0DF6, 0x0E56 },
+	{ 0x0DF7, 0x0E57 },
+	{ 0x0DF8, 0x0E58 },
+	{ 0x0DF9, 0x0E59 },
+	{ 0x0ED4, 0x11A8 },
+	{ 0x0ED5, 0x11A9 },
+	{ 0x0ED6, 0x11AA },
+	{ 0x0ED7, 0x11AB },
+	{ 0x0ED8, 0x11AC },
+	{ 0x0ED9, 0x11AD },
+	{ 0x0EDA, 0x11AE },
+	{ 0x0EDB, 0x11AF },
+	{ 0x0EDC, 0x11B0 },
+	{ 0x0EDD, 0x11B1 },
+	{ 0x0EDE, 0x11B2 },
+	{ 0x0EDF, 0x11B3 },
+	{ 0x0EE0, 0x11B4 },
+	{ 0x0EE1, 0x11B5 },
+	{ 0x0EE2, 0x11B6 },
+	{ 0x0EE3, 0x11B7 },
+	{ 0x0EE4, 0x11B8 },
+	{ 0x0EE5, 0x11B9 },
+	{ 0x0EE6, 0x11BA },
+	{ 0x0EE7, 0x11BB },
+	{ 0x0EE8, 0x11BC },
+	{ 0x0EE9, 0x11BD },
+	{ 0x0EEA, 0x11BE },
+	{ 0x0EEB, 0x11BF },
+	{ 0x0EEC, 0x11C0 },
+	{ 0x0EED, 0x11C1 },
+	{ 0x0EEE, 0x11C2 },
+	{ 0x0EF8, 0x11EB },
+	{ 0x0EFA, 0x11F9 },
+	{ 0x0AA2, 0x2002 },
+	{ 0x0AA1, 0x2003 },
+	{ 0x0AA3, 0x2004 },
+	{ 0x0AA4, 0x2005 },
+	{ 0x0AA5, 0x2007 },
+	{ 0x0AA6, 0x2008 },
+	{ 0x0AA7, 0x2009 },
+	{ 0x0AA8, 0x200A },
+	{ 0x0ABB, 0x2012 },
+	{ 0x0AAA, 0x2013 },
+	{ 0x0AA9, 0x2014 },
+	{ 0x07AF, 0x2015 },
+	{ 0x0CDF, 0x2017 },
+	{ 0x0AD0, 0x2018 },
+	{ 0x0AD1, 0x2019 },
+	{ 0x0AFD, 0x201A },
+	{ 0x0AD2, 0x201C },
+	{ 0x0AD3, 0x201D },
+	{ 0x0AFE, 0x201E },
+	{ 0x0AF1, 0x2020 },
+	{ 0x0AF2, 0x2021 },
+	{ 0x0AE6, 0x2022 },
+	{ 0x0AAE, 0x2026 },
+	{ 0x0AD6, 0x2032 },
+	{ 0x0AD7, 0x2033 },
+	{ 0x0AFC, 0x2038 },
+	{ 0x047E, 0x203E },
+	{ 0x20A0, 0x20A0 },
+	{ 0x20A1, 0x20A1 },
+	{ 0x20A2, 0x20A2 },
+	{ 0x20A3, 0x20A3 },
+	{ 0x20A4, 0x20A4 },
+	{ 0x20A5, 0x20A5 },
+	{ 0x20A6, 0x20A6 },
+	{ 0x20A7, 0x20A7 },
+	{ 0x20A8, 0x20A8 },
+	{ 0x0EFF, 0x20A9 },
+	{ 0x20A9, 0x20A9 },
+	{ 0x20AA, 0x20AA },
+	{ 0x20AB, 0x20AB },
+	{ 0x20AC, 0x20AC },
+	{ 0x0AB8, 0x2105 },
+	{ 0x06B0, 0x2116 },
+	{ 0x0AFB, 0x2117 },
+	{ 0x0AD4, 0x211E },
+	{ 0x0AC9, 0x2122 },
+	{ 0x0AB0, 0x2153 },
+	{ 0x0AB1, 0x2154 },
+	{ 0x0AB2, 0x2155 },
+	{ 0x0AB3, 0x2156 },
+	{ 0x0AB4, 0x2157 },
+	{ 0x0AB5, 0x2158 },
+	{ 0x0AB6, 0x2159 },
+	{ 0x0AB7, 0x215A },
+	{ 0x0AC3, 0x215B },
+	{ 0x0AC4, 0x215C },
+	{ 0x0AC5, 0x215D },
+	{ 0x0AC6, 0x215E },
+	{ 0x08FB, 0x2190 },
+	{ 0x08FC, 0x2191 },
+	{ 0x08FD, 0x2192 },
+	{ 0x08FE, 0x2193 },
+	{ 0x08CE, 0x21D2 },
+	{ 0x08CD, 0x21D4 },
+	{ 0x08EF, 0x2202 },
+	{ 0x08C5, 0x2207 },
+	{ 0x0BCA, 0x2218 },
+	{ 0x08D6, 0x221A },
+	{ 0x08C1, 0x221D },
+	{ 0x08C2, 0x221E },
+	{ 0x08DE, 0x2227 },
+	{ 0x0BA9, 0x2227 },
+	{ 0x08DF, 0x2228 },
+	{ 0x0BA8, 0x2228 },
+	{ 0x08DC, 0x2229 },
+	{ 0x0BC3, 0x2229 },
+	{ 0x08DD, 0x222A },
+	{ 0x0BD6, 0x222A },
+	{ 0x08BF, 0x222B },
+	{ 0x08C0, 0x2234 },
+	{ 0x08C8, 0x2245 },
+	{ 0x08BD, 0x2260 },
+	{ 0x08CF, 0x2261 },
+	{ 0x08BC, 0x2264 },
+	{ 0x08BE, 0x2265 },
+	{ 0x08DA, 0x2282 },
+	{ 0x0BDA, 0x2282 },
+	{ 0x08DB, 0x2283 },
+	{ 0x0BD8, 0x2283 },
+	{ 0x0BFC, 0x22A2 },
+	{ 0x0BDC, 0x22A3 },
+	{ 0x0BC2, 0x22A4 },
+	{ 0x0BCE, 0x22A5 },
+	{ 0x0BD3, 0x2308 },
+	{ 0x0BC4, 0x230A },
+	{ 0x0AFA, 0x2315 },
+	{ 0x08A4, 0x2320 },
+	{ 0x08A5, 0x2321 },
+	{ 0x0ABC, 0x2329 },
+	{ 0x0ABE, 0x232A },
+	{ 0x0BCC, 0x2395 },
+	{ 0x09E2, 0x2409 },
+	{ 0x09E5, 0x240A },
+	{ 0x09E9, 0x240B },
+	{ 0x09E3, 0x240C },
+	{ 0x09E4, 0x240D },
+	{ 0x09DF, 0x2422 },
+	{ 0x09E8, 0x2424 },
+	{ 0x09F1, 0x2500 },
+	{ 0x08A6, 0x2502 },
+	{ 0x09F8, 0x2502 },
+	{ 0x09EC, 0x250C },
+	{ 0x09EB, 0x2510 },
+	{ 0x09ED, 0x2514 },
+	{ 0x09EA, 0x2518 },
+	{ 0x09F4, 0x251C },
+	{ 0x09F5, 0x2524 },
+	{ 0x09F7, 0x252C },
+	{ 0x09F6, 0x2534 },
+	{ 0x09EE, 0x253C },
+	{ 0x09E1, 0x2592 },
+	{ 0x0ADF, 0x25A0 },
+	{ 0x0ACF, 0x25A1 },
+	{ 0x0AE7, 0x25AA },
+	{ 0x0AE1, 0x25AB },
+	{ 0x0ADB, 0x25AC },
+	{ 0x0AE2, 0x25AD },
+	{ 0x0AE8, 0x25B2 },
+	{ 0x0AE3, 0x25B3 },
+	{ 0x0ADD, 0x25B6 },
+	{ 0x0ACD, 0x25B7 },
+	{ 0x0AE9, 0x25BC },
+	{ 0x0AE4, 0x25BD },
+	{ 0x0ADC, 0x25C0 },
+	{ 0x0ACC, 0x25C1 },
+	{ 0x09E0, 0x25C6 },
+	{ 0x0ACE, 0x25CB },
+	{ 0x0BCF, 0x25CB },
+	{ 0x0ADE, 0x25CF },
+	{ 0x0AE0, 0x25E6 },
+	{ 0x0AE5, 0x2606 },
+	{ 0x0AF9, 0x260E },
+	{ 0x0ACA, 0x2613 },
+	{ 0x0AEA, 0x261C },
+	{ 0x0AEB, 0x261E },
+	{ 0x0AF8, 0x2640 },
+	{ 0x0AF7, 0x2642 },
+	{ 0x0AEC, 0x2663 },
+	{ 0x0AEE, 0x2665 },
+	{ 0x0AED, 0x2666 },
+	{ 0x0AF6, 0x266D },
+	{ 0x0AF5, 0x266F },
+	{ 0x0AF3, 0x2713 },
+	{ 0x0AF4, 0x2717 },
+	{ 0x0AD9, 0x271D },
+	{ 0x0AF0, 0x2720 },
+	{ 0x04A4, 0x3001 },
+	{ 0x04A1, 0x3002 },
+	{ 0x04A2, 0x300C },
+	{ 0x04A3, 0x300D },
+	{ 0x04DE, 0x309B },
+	{ 0x04DF, 0x309C },
+	{ 0x04A7, 0x30A1 },
+	{ 0x04B1, 0x30A2 },
+	{ 0x04A8, 0x30A3 },
+	{ 0x04B2, 0x30A4 },
+	{ 0x04A9, 0x30A5 },
+	{ 0x04B3, 0x30A6 },
+	{ 0x04AA, 0x30A7 },
+	{ 0x04B4, 0x30A8 },
+	{ 0x04AB, 0x30A9 },
+	{ 0x04B5, 0x30AA },
+	{ 0x04B6, 0x30AB },
+	{ 0x04B7, 0x30AD },
+	{ 0x04B8, 0x30AF },
+	{ 0x04B9, 0x30B1 },
+	{ 0x04BA, 0x30B3 },
+	{ 0x04BB, 0x30B5 },
+	{ 0x04BC, 0x30B7 },
+	{ 0x04BD, 0x30B9 },
+	{ 0x04BE, 0x30BB },
+	{ 0x04BF, 0x30BD },
+	{ 0x04C0, 0x30BF },
+	{ 0x04C1, 0x30C1 },
+	{ 0x04AF, 0x30C3 },
+	{ 0x04C2, 0x30C4 },
+	{ 0x04C3, 0x30C6 },
+	{ 0x04C4, 0x30C8 },
+	{ 0x04C5, 0x30CA },
+	{ 0x04C6, 0x30CB },
+	{ 0x04C7, 0x30CC },
+	{ 0x04C8, 0x30CD },
+	{ 0x04C9, 0x30CE },
+	{ 0x04CA, 0x30CF },
+	{ 0x04CB, 0x30D2 },
+	{ 0x04CC, 0x30D5 },
+	{ 0x04CD, 0x30D8 },
+	{ 0x04CE, 0x30DB },
+	{ 0x04CF, 0x30DE },
+	{ 0x04D0, 0x30DF },
+	{ 0x04D1, 0x30E0 },
+	{ 0x04D2, 0x30E1 },
+	{ 0x04D3, 0x30E2 },
+	{ 0x04AC, 0x30E3 },
+	{ 0x04D4, 0x30E4 },
+	{ 0x04AD, 0x30E5 },
+	{ 0x04D5, 0x30E6 },
+	{ 0x04AE, 0x30E7 },
+	{ 0x04D6, 0x30E8 },
+	{ 0x04D7, 0x30E9 },
+	{ 0x04D8, 0x30EA },
+	{ 0x04D9, 0x30EB },
+	{ 0x04DA, 0x30EC },
+	{ 0x04DB, 0x30ED },
+	{ 0x04DC, 0x30EF },
+	{ 0x04A6, 0x30F2 },
+	{ 0x04DD, 0x30F3 },
+	{ 0x04A5, 0x30FB },
+	{ 0x04B0, 0x30FC },
+	{ 0x0EA1, 0x3131 },
+	{ 0x0EA2, 0x3132 },
+	{ 0x0EA3, 0x3133 },
+	{ 0x0EA4, 0x3134 },
+	{ 0x0EA5, 0x3135 },
+	{ 0x0EA6, 0x3136 },
+	{ 0x0EA7, 0x3137 },
+	{ 0x0EA8, 0x3138 },
+	{ 0x0EA9, 0x3139 },
+	{ 0x0EAA, 0x313A },
+	{ 0x0EAB, 0x313B },
+	{ 0x0EAC, 0x313C },
+	{ 0x0EAD, 0x313D },
+	{ 0x0EAE, 0x313E },
+	{ 0x0EAF, 0x313F },
+	{ 0x0EB0, 0x3140 },
+	{ 0x0EB1, 0x3141 },
+	{ 0x0EB2, 0x3142 },
+	{ 0x0EB3, 0x3143 },
+	{ 0x0EB4, 0x3144 },
+	{ 0x0EB5, 0x3145 },
+	{ 0x0EB6, 0x3146 },
+	{ 0x0EB7, 0x3147 },
+	{ 0x0EB8, 0x3148 },
+	{ 0x0EB9, 0x3149 },
+	{ 0x0EBA, 0x314A },
+	{ 0x0EBB, 0x314B },
+	{ 0x0EBC, 0x314C },
+	{ 0x0EBD, 0x314D },
+	{ 0x0EBE, 0x314E },
+	{ 0x0EBF, 0x314F },
+	{ 0x0EC0, 0x3150 },
+	{ 0x0EC1, 0x3151 },
+	{ 0x0EC2, 0x3152 },
+	{ 0x0EC3, 0x3153 },
+	{ 0x0EC4, 0x3154 },
+	{ 0x0EC5, 0x3155 },
+	{ 0x0EC6, 0x3156 },
+	{ 0x0EC7, 0x3157 },
+	{ 0x0EC8, 0x3158 },
+	{ 0x0EC9, 0x3159 },
+	{ 0x0ECA, 0x315A },
+	{ 0x0ECB, 0x315B },
+	{ 0x0ECC, 0x315C },
+	{ 0x0ECD, 0x315D },
+	{ 0x0ECE, 0x315E },
+	{ 0x0ECF, 0x315F },
+	{ 0x0ED0, 0x3160 },
+	{ 0x0ED1, 0x3161 },
+	{ 0x0ED2, 0x3162 },
+	{ 0x0ED3, 0x3163 },
+	{ 0x0EEF, 0x316D },
+	{ 0x0EF0, 0x3171 },
+	{ 0x0EF1, 0x3178 },
+	{ 0x0EF2, 0x317F },
+	{ 0x0EF4, 0x3184 },
+	{ 0x0EF5, 0x3186 },
+	{ 0x0EF6, 0x318D },
+	{ 0x0EF7, 0x318E }
+};
+
+KeySym KeyMappingX11::get_keysym_from_unicode(unsigned int p_unicode) {
+
+	/* Latin 1 */
+
+	if (p_unicode >= 0x20 && p_unicode <= 0x7e)
+		return p_unicode;
+
+	if (p_unicode >= 0xa0 && p_unicode <= 0xff)
+		return p_unicode;
+
+	int middle, low = 0, high = _UNICODE_MAX - 1;
+	do {
+		middle = (high + low) / 2;
+		if (_unicode_to_xkeysym[middle].keysym == p_unicode)
+			return _unicode_to_xkeysym[middle].keysym;
+		if (_unicode_to_xkeysym[middle].keysym <= p_unicode)
+			low = middle + 1;
+		else
+			high = middle - 1;
+	} while (high >= low);
+
+	// if not found, let's hope X understands it as unicode
+	return p_unicode | 0x01000000;
+}
diff --git a/platform/linuxbsd/key_mapping_x11.h b/platform/linuxbsd/key_mapping_x11.h
new file mode 100644
index 0000000000..10db43bcc4
--- /dev/null
+++ b/platform/linuxbsd/key_mapping_x11.h
@@ -0,0 +1,54 @@
+/*************************************************************************/
+/*  key_mapping_x11.h                                                    */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifndef KEY_MAPPING_X11_H
+#define KEY_MAPPING_X11_H
+
+#include <X11/XF86keysym.h>
+#include <X11/Xlib.h>
+#define XK_MISCELLANY
+#define XK_LATIN1
+#define XK_XKB_KEYS
+#include <X11/keysymdef.h>
+
+#include "core/os/keyboard.h"
+
+class KeyMappingX11 {
+	KeyMappingX11(){};
+
+public:
+	static unsigned int get_keycode(KeySym p_keysym);
+	static unsigned int get_scancode(unsigned int p_code);
+	static KeySym get_keysym(unsigned int p_code);
+	static unsigned int get_unicode_from_keysym(KeySym p_keysym);
+	static KeySym get_keysym_from_unicode(unsigned int p_unicode);
+};
+
+#endif
diff --git a/platform/linuxbsd/logo.png b/platform/linuxbsd/logo.png
new file mode 100644
index 0000000000..078654b757
--- /dev/null
+++ b/platform/linuxbsd/logo.png
diff --git a/platform/linuxbsd/os_linuxbsd.cpp b/platform/linuxbsd/os_linuxbsd.cpp
new file mode 100644
index 0000000000..084453bdc6
--- /dev/null
+++ b/platform/linuxbsd/os_linuxbsd.cpp
@@ -0,0 +1,381 @@
+/*************************************************************************/
+/*  os_linuxbsd.cpp                                                      */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#include "os_linuxbsd.h"
+
+#include "core/os/dir_access.h"
+#include "core/print_string.h"
+#include "errno.h"
+
+#ifdef HAVE_MNTENT
+#include <mntent.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <dlfcn.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include "main/main.h"
+
+#ifdef X11_ENABLED
+#include "display_server_x11.h"
+#endif
+
+void OS_LinuxBSD::initialize() {
+
+	crash_handler.initialize();
+
+	OS_Unix::initialize_core();
+}
+
+void OS_LinuxBSD::initialize_joypads() {
+
+#ifdef JOYDEV_ENABLED
+	joypad = memnew(JoypadLinux(InputFilter::get_singleton()));
+#endif
+}
+
+String OS_LinuxBSD::get_unique_id() const {
+
+	static String machine_id;
+	if (machine_id.empty()) {
+		if (FileAccess *f = FileAccess::open("/etc/machine-id", FileAccess::READ)) {
+			while (machine_id.empty() && !f->eof_reached()) {
+				machine_id = f->get_line().strip_edges();
+			}
+			f->close();
+			memdelete(f);
+		}
+	}
+	return machine_id;
+}
+
+void OS_LinuxBSD::finalize() {
+
+	if (main_loop)
+		memdelete(main_loop);
+	main_loop = NULL;
+
+#ifdef ALSAMIDI_ENABLED
+	driver_alsamidi.close();
+#endif
+
+#ifdef JOYDEV_ENABLED
+	memdelete(joypad);
+#endif
+}
+
+MainLoop *OS_LinuxBSD::get_main_loop() const {
+
+	return main_loop;
+}
+
+void OS_LinuxBSD::delete_main_loop() {
+
+	if (main_loop)
+		memdelete(main_loop);
+	main_loop = NULL;
+}
+
+void OS_LinuxBSD::set_main_loop(MainLoop *p_main_loop) {
+
+	main_loop = p_main_loop;
+}
+
+String OS_LinuxBSD::get_name() const {
+
+#ifdef __linux__
+	return "Linux";
+#elif defined(__FreeBSD__)
+	return "FreeBSD";
+#elif defined(__NetBSD__)
+	return "NetBSD";
+#else
+	return "BSD";
+#endif
+}
+
+Error OS_LinuxBSD::shell_open(String p_uri) {
+
+	Error ok;
+	List<String> args;
+	args.push_back(p_uri);
+	ok = execute("xdg-open", args, false);
+	if (ok == OK)
+		return OK;
+	ok = execute("gnome-open", args, false);
+	if (ok == OK)
+		return OK;
+	ok = execute("kde-open", args, false);
+	return ok;
+}
+
+bool OS_LinuxBSD::_check_internal_feature_support(const String &p_feature) {
+
+	return p_feature == "pc";
+}
+
+String OS_LinuxBSD::get_config_path() const {
+
+	if (has_environment("XDG_CONFIG_HOME")) {
+		return get_environment("XDG_CONFIG_HOME");
+	} else if (has_environment("HOME")) {
+		return get_environment("HOME").plus_file(".config");
+	} else {
+		return ".";
+	}
+}
+
+String OS_LinuxBSD::get_data_path() const {
+
+	if (has_environment("XDG_DATA_HOME")) {
+		return get_environment("XDG_DATA_HOME");
+	} else if (has_environment("HOME")) {
+		return get_environment("HOME").plus_file(".local/share");
+	} else {
+		return get_config_path();
+	}
+}
+
+String OS_LinuxBSD::get_cache_path() const {
+
+	if (has_environment("XDG_CACHE_HOME")) {
+		return get_environment("XDG_CACHE_HOME");
+	} else if (has_environment("HOME")) {
+		return get_environment("HOME").plus_file(".cache");
+	} else {
+		return get_config_path();
+	}
+}
+
+String OS_LinuxBSD::get_system_dir(SystemDir p_dir) const {
+
+	String xdgparam;
+
+	switch (p_dir) {
+		case SYSTEM_DIR_DESKTOP: {
+
+			xdgparam = "DESKTOP";
+		} break;
+		case SYSTEM_DIR_DCIM: {
+
+			xdgparam = "PICTURES";
+
+		} break;
+		case SYSTEM_DIR_DOCUMENTS: {
+
+			xdgparam = "DOCUMENTS";
+
+		} break;
+		case SYSTEM_DIR_DOWNLOADS: {
+
+			xdgparam = "DOWNLOAD";
+
+		} break;
+		case SYSTEM_DIR_MOVIES: {
+
+			xdgparam = "VIDEOS";
+
+		} break;
+		case SYSTEM_DIR_MUSIC: {
+
+			xdgparam = "MUSIC";
+
+		} break;
+		case SYSTEM_DIR_PICTURES: {
+
+			xdgparam = "PICTURES";
+
+		} break;
+		case SYSTEM_DIR_RINGTONES: {
+
+			xdgparam = "MUSIC";
+
+		} break;
+	}
+
+	String pipe;
+	List<String> arg;
+	arg.push_back(xdgparam);
+	Error err = const_cast<OS_LinuxBSD *>(this)->execute("xdg-user-dir", arg, true, NULL, &pipe);
+	if (err != OK)
+		return ".";
+	return pipe.strip_edges();
+}
+
+void OS_LinuxBSD::run() {
+
+	force_quit = false;
+
+	if (!main_loop)
+		return;
+
+	main_loop->init();
+
+	//uint64_t last_ticks=get_ticks_usec();
+
+	//int frames=0;
+	//uint64_t frame=0;
+
+	while (!force_quit) {
+
+		DisplayServer::get_singleton()->process_events(); // get rid of pending events
+#ifdef JOYDEV_ENABLED
+		joypad->process_joypads();
+#endif
+		if (Main::iteration())
+			break;
+	};
+
+	main_loop->finish();
+}
+
+void OS_LinuxBSD::disable_crash_handler() {
+	crash_handler.disable();
+}
+
+bool OS_LinuxBSD::is_disable_crash_handler() const {
+	return crash_handler.is_disabled();
+}
+
+static String get_mountpoint(const String &p_path) {
+	struct stat s;
+	if (stat(p_path.utf8().get_data(), &s)) {
+		return "";
+	}
+
+#ifdef HAVE_MNTENT
+	dev_t dev = s.st_dev;
+	FILE *fd = setmntent("/proc/mounts", "r");
+	if (!fd) {
+		return "";
+	}
+
+	struct mntent mnt;
+	char buf[1024];
+	size_t buflen = 1024;
+	while (getmntent_r(fd, &mnt, buf, buflen)) {
+		if (!stat(mnt.mnt_dir, &s) && s.st_dev == dev) {
+			endmntent(fd);
+			return String(mnt.mnt_dir);
+		}
+	}
+
+	endmntent(fd);
+#endif
+	return "";
+}
+
+Error OS_LinuxBSD::move_to_trash(const String &p_path) {
+	String trash_can = "";
+	String mnt = get_mountpoint(p_path);
+
+	// If there is a directory "[Mountpoint]/.Trash-[UID]/files", use it as the trash can.
+	if (mnt != "") {
+		String path(mnt + "/.Trash-" + itos(getuid()) + "/files");
+		struct stat s;
+		if (!stat(path.utf8().get_data(), &s)) {
+			trash_can = path;
+		}
+	}
+
+	// Otherwise, if ${XDG_DATA_HOME} is defined, use "${XDG_DATA_HOME}/Trash/files" as the trash can.
+	if (trash_can == "") {
+		char *dhome = getenv("XDG_DATA_HOME");
+		if (dhome) {
+			trash_can = String(dhome) + "/Trash/files";
+		}
+	}
+
+	// Otherwise, if ${HOME} is defined, use "${HOME}/.local/share/Trash/files" as the trash can.
+	if (trash_can == "") {
+		char *home = getenv("HOME");
+		if (home) {
+			trash_can = String(home) + "/.local/share/Trash/files";
+		}
+	}
+
+	// Issue an error if none of the previous locations is appropriate for the trash can.
+	if (trash_can == "") {
+		ERR_PRINT("move_to_trash: Could not determine the trash can location");
+		return FAILED;
+	}
+
+	// Create needed directories for decided trash can location.
+	DirAccess *dir_access = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
+	Error err = dir_access->make_dir_recursive(trash_can);
+	memdelete(dir_access);
+
+	// Issue an error if trash can is not created proprely.
+	if (err != OK) {
+		ERR_PRINT("move_to_trash: Could not create the trash can \"" + trash_can + "\"");
+		return err;
+	}
+
+	// The trash can is successfully created, now move the given resource to it.
+	// Do not use DirAccess:rename() because it can't move files across multiple mountpoints.
+	List<String> mv_args;
+	mv_args.push_back(p_path);
+	mv_args.push_back(trash_can);
+	int retval;
+	err = execute("mv", mv_args, true, NULL, NULL, &retval);
+
+	// Issue an error if "mv" failed to move the given resource to the trash can.
+	if (err != OK || retval != 0) {
+		ERR_PRINT("move_to_trash: Could not move the resource \"" + p_path + "\" to the trash can \"" + trash_can + "\"");
+		return FAILED;
+	}
+
+	return OK;
+}
+
+OS_LinuxBSD::OS_LinuxBSD() {
+
+	main_loop = NULL;
+	force_quit = false;
+
+#ifdef PULSEAUDIO_ENABLED
+	AudioDriverManager::add_driver(&driver_pulseaudio);
+#endif
+
+#ifdef ALSA_ENABLED
+	AudioDriverManager::add_driver(&driver_alsa);
+#endif
+
+#ifdef X11_ENABLED
+	DisplayServerX11::register_x11_driver();
+#endif
+}
diff --git a/platform/linuxbsd/os_linuxbsd.h b/platform/linuxbsd/os_linuxbsd.h
new file mode 100644
index 0000000000..6c656c1945
--- /dev/null
+++ b/platform/linuxbsd/os_linuxbsd.h
@@ -0,0 +1,106 @@
+/*************************************************************************/
+/*  os_linuxbsd.h                                                        */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifndef OS_LINUXBSD_H
+#define OS_LINUXBSD_H
+
+#include "core/input/input_filter.h"
+#include "crash_handler_linuxbsd.h"
+#include "drivers/alsa/audio_driver_alsa.h"
+#include "drivers/alsamidi/midi_driver_alsamidi.h"
+#include "drivers/pulseaudio/audio_driver_pulseaudio.h"
+#include "drivers/unix/os_unix.h"
+#include "joypad_linux.h"
+#include "servers/audio_server.h"
+#include "servers/visual/rasterizer.h"
+#include "servers/visual_server.h"
+
+class OS_LinuxBSD : public OS_Unix {
+
+	virtual void delete_main_loop();
+
+	bool force_quit;
+
+#ifdef JOYDEV_ENABLED
+	JoypadLinux *joypad;
+#endif
+
+#ifdef ALSA_ENABLED
+	AudioDriverALSA driver_alsa;
+#endif
+
+#ifdef ALSAMIDI_ENABLED
+	MIDIDriverALSAMidi driver_alsamidi;
+#endif
+
+#ifdef PULSEAUDIO_ENABLED
+	AudioDriverPulseAudio driver_pulseaudio;
+#endif
+
+	CrashHandler crash_handler;
+
+	MainLoop *main_loop;
+
+protected:
+	virtual void initialize();
+	virtual void finalize();
+
+	virtual void initialize_joypads();
+
+	virtual void set_main_loop(MainLoop *p_main_loop);
+
+public:
+	virtual String get_name() const;
+
+	virtual MainLoop *get_main_loop() const;
+
+	virtual String get_config_path() const;
+	virtual String get_data_path() const;
+	virtual String get_cache_path() const;
+
+	virtual String get_system_dir(SystemDir p_dir) const;
+
+	virtual Error shell_open(String p_uri);
+
+	virtual String get_unique_id() const;
+
+	virtual bool _check_internal_feature_support(const String &p_feature);
+
+	void run();
+
+	void disable_crash_handler();
+	bool is_disable_crash_handler() const;
+
+	virtual Error move_to_trash(const String &p_path);
+
+	OS_LinuxBSD();
+};
+
+#endif
diff --git a/platform/linuxbsd/pck_embed.ld b/platform/linuxbsd/pck_embed.ld
new file mode 100644
index 0000000000..57a1994043
--- /dev/null
+++ b/platform/linuxbsd/pck_embed.ld
@@ -0,0 +1,10 @@
+SECTIONS
+{
+	/* Add a zero-sized section; the exporter will patch it to enclose the data appended to the executable (embedded PCK) */
+	pck 0 (INFO) :
+	{
+		/* binutils >= 2.30 allow it being zero-sized, but needs something between the braces to keep the section */
+		. = ALIGN(8);
+	}
+}
+INSERT AFTER .rodata;
diff --git a/platform/linuxbsd/pck_embed.legacy.ld b/platform/linuxbsd/pck_embed.legacy.ld
new file mode 100644
index 0000000000..a23013ba7a
--- /dev/null
+++ b/platform/linuxbsd/pck_embed.legacy.ld
@@ -0,0 +1,10 @@
+SECTIONS
+{
+	/* The exporter will patch this section to enclose the data appended to the executable (embedded PCK) */
+	pck 0 (INFO) : AT ( ADDR (.rodata) + SIZEOF (.rodata) )
+	{
+		/* binutils < 2.30 need some actual content for the linker not to discard the section */
+		BYTE(0);
+	}
+}
+INSERT AFTER .rodata;
diff --git a/platform/linuxbsd/platform_config.h b/platform/linuxbsd/platform_config.h
new file mode 100644
index 0000000000..ac30519132
--- /dev/null
+++ b/platform/linuxbsd/platform_config.h
@@ -0,0 +1,39 @@
+/*************************************************************************/
+/*  platform_config.h                                                    */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifdef __linux__
+#include <alloca.h>
+#endif
+#if defined(__FreeBSD__) || defined(__OpenBSD__)
+#include <stdlib.h>
+#define PTHREAD_BSD_SET_NAME
+#endif
+
+#define GLES2_INCLUDE_H "thirdparty/glad/glad/glad.h"
diff --git a/platform/linuxbsd/platform_linuxbsd_builders.py b/platform/linuxbsd/platform_linuxbsd_builders.py
new file mode 100644
index 0000000000..a72306a9c0
--- /dev/null
+++ b/platform/linuxbsd/platform_linuxbsd_builders.py
@@ -0,0 +1,17 @@
+"""Functions used to generate source files during build time
+
+All such functions are invoked in a subprocess on Windows to prevent build flakiness.
+
+"""
+import os
+from platform_methods import subprocess_main
+
+
+def make_debug_linuxbsd(target, source, env):
+    os.system('objcopy --only-keep-debug {0} {0}.debugsymbols'.format(target[0]))
+    os.system('strip --strip-debug --strip-unneeded {0}'.format(target[0]))
+    os.system('objcopy --add-gnu-debuglink={0}.debugsymbols {0}'.format(target[0]))
+
+
+if __name__ == '__main__':
+    subprocess_main(globals())
diff --git a/platform/linuxbsd/vulkan_context_x11.cpp b/platform/linuxbsd/vulkan_context_x11.cpp
new file mode 100644
index 0000000000..d0e1b1678c
--- /dev/null
+++ b/platform/linuxbsd/vulkan_context_x11.cpp
@@ -0,0 +1,57 @@
+/*************************************************************************/
+/*  vulkan_context_x11.cpp                                               */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#include "vulkan_context_x11.h"
+#include <vulkan/vulkan_xlib.h>
+
+const char *VulkanContextX11::_get_platform_surface_extension() const {
+	return VK_KHR_XLIB_SURFACE_EXTENSION_NAME;
+}
+
+Error VulkanContextX11::window_create(DisplayServer::WindowID p_window_id, ::Window p_window, Display *p_display, int p_width, int p_height) {
+
+	VkXlibSurfaceCreateInfoKHR createInfo;
+	createInfo.sType = VK_STRUCTURE_TYPE_XLIB_SURFACE_CREATE_INFO_KHR;
+	createInfo.pNext = NULL;
+	createInfo.flags = 0;
+	createInfo.dpy = p_display;
+	createInfo.window = p_window;
+
+	VkSurfaceKHR surface;
+	VkResult err = vkCreateXlibSurfaceKHR(_get_instance(), &createInfo, NULL, &surface);
+	ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
+	return _window_create(p_window_id, surface, p_width, p_height);
+}
+
+VulkanContextX11::VulkanContextX11() {
+}
+
+VulkanContextX11::~VulkanContextX11() {
+}
diff --git a/platform/linuxbsd/vulkan_context_x11.h b/platform/linuxbsd/vulkan_context_x11.h
new file mode 100644
index 0000000000..6e144ab2d9
--- /dev/null
+++ b/platform/linuxbsd/vulkan_context_x11.h
@@ -0,0 +1,48 @@
+/*************************************************************************/
+/*  vulkan_context_x11.h                                                 */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifndef VULKAN_DEVICE_X11_H
+#define VULKAN_DEVICE_X11_H
+
+#include "drivers/vulkan/vulkan_context.h"
+#include <X11/Xlib.h>
+
+class VulkanContextX11 : public VulkanContext {
+
+	virtual const char *_get_platform_surface_extension() const;
+
+public:
+	Error window_create(DisplayServer::WindowID p_window_id, ::Window p_window, Display *p_display, int p_width, int p_height);
+
+	VulkanContextX11();
+	~VulkanContextX11();
+};
+
+#endif // VULKAN_DEVICE_X11_H