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Diffstat (limited to 'platform/windows/context_gl_windows.cpp')
| -rw-r--r-- | platform/windows/context_gl_windows.cpp | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/platform/windows/context_gl_windows.cpp b/platform/windows/context_gl_windows.cpp deleted file mode 100644 index 74b12cbb3b..0000000000 --- a/platform/windows/context_gl_windows.cpp +++ /dev/null @@ -1,186 +0,0 @@ -/*************************************************************************/ -/* context_gl_windows.cpp */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2021 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. */ -/*************************************************************************/ - -#if defined(OPENGL_ENABLED) || defined(GLES_ENABLED) - -// Author: Juan Linietsky <reduzio@gmail.com>, (C) 2008 - -#include "context_gl_windows.h" - -#include <dwmapi.h> - -#define WGL_CONTEXT_MAJOR_VERSION_ARB 0x2091 -#define WGL_CONTEXT_MINOR_VERSION_ARB 0x2092 -#define WGL_CONTEXT_FLAGS_ARB 0x2094 -#define WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB 0x00000002 -#define WGL_CONTEXT_PROFILE_MASK_ARB 0x9126 -#define WGL_CONTEXT_CORE_PROFILE_BIT_ARB 0x00000001 - -#if defined(__GNUC__) -// Workaround GCC warning from -Wcast-function-type. -#define wglGetProcAddress (void *)wglGetProcAddress -#endif - -typedef HGLRC(APIENTRY *PFNWGLCREATECONTEXTATTRIBSARBPROC)(HDC, HGLRC, const int *); - -void ContextGL_Windows::release_current() { - wglMakeCurrent(hDC, nullptr); -} - -void ContextGL_Windows::make_current() { - wglMakeCurrent(hDC, hRC); -} - -int ContextGL_Windows::get_window_width() { - return OS::get_singleton()->get_video_mode().width; -} - -int ContextGL_Windows::get_window_height() { - return OS::get_singleton()->get_video_mode().height; -} - -void ContextGL_Windows::swap_buffers() { - SwapBuffers(hDC); -} - -void ContextGL_Windows::set_use_vsync(bool p_use) { - if (wglSwapIntervalEXT) { - int swap_interval = p_use ? 1 : 0; - wglSwapIntervalEXT(swap_interval); - } - - use_vsync = p_use; -} - -bool ContextGL_Windows::is_using_vsync() const { - return use_vsync; -} - -#define _WGL_CONTEXT_DEBUG_BIT_ARB 0x0001 - -Error ContextGL_Windows::initialize() { - static PIXELFORMATDESCRIPTOR pfd = { - sizeof(PIXELFORMATDESCRIPTOR), // Size Of This Pixel Format Descriptor - 1, - PFD_DRAW_TO_WINDOW | // Format Must Support Window - PFD_SUPPORT_OPENGL | // Format Must Support OpenGL - PFD_DOUBLEBUFFER, - (BYTE)PFD_TYPE_RGBA, - (BYTE)(OS::get_singleton()->is_layered_allowed() ? 32 : 24), - (BYTE)0, (BYTE)0, (BYTE)0, (BYTE)0, (BYTE)0, (BYTE)0, // Color Bits Ignored - (BYTE)(OS::get_singleton()->is_layered_allowed() ? 8 : 0), // Alpha Buffer - (BYTE)0, // Shift Bit Ignored - (BYTE)0, // No Accumulation Buffer - (BYTE)0, (BYTE)0, (BYTE)0, (BYTE)0, // Accumulation Bits Ignored - (BYTE)24, // 24Bit Z-Buffer (Depth Buffer) - (BYTE)0, // No Stencil Buffer - (BYTE)0, // No Auxiliary Buffer - (BYTE)PFD_MAIN_PLANE, // Main Drawing Layer - (BYTE)0, // Reserved - 0, 0, 0 // Layer Masks Ignored - }; - - hDC = GetDC(hWnd); - if (!hDC) { - return ERR_CANT_CREATE; // Return FALSE - } - - pixel_format = ChoosePixelFormat(hDC, &pfd); - if (!pixel_format) // Did Windows Find A Matching Pixel Format? - { - return ERR_CANT_CREATE; // Return FALSE - } - - BOOL ret = SetPixelFormat(hDC, pixel_format, &pfd); - if (!ret) // Are We Able To Set The Pixel Format? - { - return ERR_CANT_CREATE; // Return FALSE - } - - hRC = wglCreateContext(hDC); - if (!hRC) // Are We Able To Get A Rendering Context? - { - return ERR_CANT_CREATE; // Return FALSE - } - - wglMakeCurrent(hDC, hRC); - - if (opengl_3_context) { - int attribs[] = { - WGL_CONTEXT_MAJOR_VERSION_ARB, 3, //we want a 3.3 context - WGL_CONTEXT_MINOR_VERSION_ARB, 3, - //and it shall be forward compatible so that we can only use up to date functionality - WGL_CONTEXT_PROFILE_MASK_ARB, WGL_CONTEXT_CORE_PROFILE_BIT_ARB, - WGL_CONTEXT_FLAGS_ARB, WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB /*| _WGL_CONTEXT_DEBUG_BIT_ARB*/, - 0 - }; //zero indicates the end of the array - - PFNWGLCREATECONTEXTATTRIBSARBPROC wglCreateContextAttribsARB = nullptr; //pointer to the method - wglCreateContextAttribsARB = (PFNWGLCREATECONTEXTATTRIBSARBPROC)wglGetProcAddress("wglCreateContextAttribsARB"); - - if (wglCreateContextAttribsARB == nullptr) //OpenGL 3.0 is not supported - { - wglDeleteContext(hRC); - return ERR_CANT_CREATE; - } - - HGLRC new_hRC = wglCreateContextAttribsARB(hDC, 0, attribs); - if (!new_hRC) { - wglDeleteContext(hRC); - return ERR_CANT_CREATE; // Return false - } - wglMakeCurrent(hDC, nullptr); - wglDeleteContext(hRC); - hRC = new_hRC; - - if (!wglMakeCurrent(hDC, hRC)) // Try To Activate The Rendering Context - { - return ERR_CANT_CREATE; // Return FALSE - } - } - - wglSwapIntervalEXT = (PFNWGLSWAPINTERVALEXTPROC)wglGetProcAddress("wglSwapIntervalEXT"); - wglGetSwapIntervalEXT = (PFNWGLGETSWAPINTERVALEXTPROC)wglGetProcAddress("wglGetSwapIntervalEXT"); - //glWrapperInit(wrapper_get_proc_address); - - return OK; -} - -ContextGL_Windows::ContextGL_Windows(HWND hwnd, bool p_opengl_3_context) { - opengl_3_context = p_opengl_3_context; - hWnd = hwnd; - use_vsync = false; - pixel_format = 0; -} - -ContextGL_Windows::~ContextGL_Windows() { -} - -#endif |