Rename OSX to macOS and iPhoneOS to iOS.

1 files changed, 173 insertions, 0 deletions

diff --git a/platform/ios/display_layer.mm b/platform/ios/display_layer.mm
new file mode 100644
index 0000000000..7c83494768
--- /dev/null
+++ b/platform/ios/display_layer.mm
@@ -0,0 +1,173 @@
+/*************************************************************************/
+/*  display_layer.mm                                                     */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2022 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.                */
+/*************************************************************************/
+
+#import "display_layer.h"
+
+#include "core/config/project_settings.h"
+#include "core/os/keyboard.h"
+#include "display_server_ios.h"
+#include "main/main.h"
+#include "os_ios.h"
+#include "servers/audio_server.h"
+
+#import <AudioToolbox/AudioServices.h>
+#import <GameController/GameController.h>
+#import <OpenGLES/EAGL.h>
+#import <OpenGLES/ES1/gl.h>
+#import <OpenGLES/ES1/glext.h>
+#import <QuartzCore/QuartzCore.h>
+#import <UIKit/UIKit.h>
+
+@implementation GodotMetalLayer
+
+- (void)initializeDisplayLayer {
+#if defined(TARGET_OS_SIMULATOR) && TARGET_OS_SIMULATOR
+	if (@available(iOS 13, *)) {
+		// Simulator supports Metal since iOS 13
+	} else {
+		NSLog(@"iOS Simulator prior to iOS 13 does not support Metal rendering.");
+	}
+#endif
+}
+
+- (void)layoutDisplayLayer {
+}
+
+- (void)renderDisplayLayer {
+}
+
+@end
+
+@implementation GodotOpenGLLayer {
+	// The pixel dimensions of the backbuffer
+	GLint backingWidth;
+	GLint backingHeight;
+
+	EAGLContext *context;
+	GLuint viewRenderbuffer, viewFramebuffer;
+	GLuint depthRenderbuffer;
+}
+
+- (void)initializeDisplayLayer {
+	// Get our backing layer
+
+	// Configure it so that it is opaque, does not retain the contents of the backbuffer when displayed, and uses RGBA8888 color.
+	self.opaque = YES;
+	self.drawableProperties = [NSDictionary
+			dictionaryWithObjectsAndKeys:[NSNumber numberWithBool:FALSE],
+			kEAGLDrawablePropertyRetainedBacking,
+			kEAGLColorFormatRGBA8,
+			kEAGLDrawablePropertyColorFormat,
+			nil];
+
+	// FIXME: Add Vulkan support via MoltenVK. Add fallback code back?
+
+	// Create GL ES 2 context
+	if (GLOBAL_GET("rendering/driver/driver_name") == "opengl3") {
+		context = [[EAGLContext alloc] initWithAPI:kEAGLRenderingAPIOpenGLES2];
+		NSLog(@"Setting up an OpenGL ES 2.0 context.");
+		if (!context) {
+			NSLog(@"Failed to create OpenGL ES 2.0 context!");
+			return;
+		}
+	}
+
+	if (![EAGLContext setCurrentContext:context]) {
+		NSLog(@"Failed to set EAGLContext!");
+		return;
+	}
+	if (![self createFramebuffer]) {
+		NSLog(@"Failed to create frame buffer!");
+		return;
+	}
+}
+
+- (void)layoutDisplayLayer {
+	[EAGLContext setCurrentContext:context];
+	[self destroyFramebuffer];
+	[self createFramebuffer];
+}
+
+- (void)renderDisplayLayer {
+	[EAGLContext setCurrentContext:context];
+}
+
+- (void)dealloc {
+	if ([EAGLContext currentContext] == context) {
+		[EAGLContext setCurrentContext:nil];
+	}
+
+	if (context) {
+		context = nil;
+	}
+}
+
+- (BOOL)createFramebuffer {
+	glGenFramebuffersOES(1, &viewFramebuffer);
+	glGenRenderbuffersOES(1, &viewRenderbuffer);
+
+	glBindFramebufferOES(GL_FRAMEBUFFER_OES, viewFramebuffer);
+	glBindRenderbufferOES(GL_RENDERBUFFER_OES, viewRenderbuffer);
+	// This call associates the storage for the current render buffer with the EAGLDrawable (our CAself)
+	// allowing us to draw into a buffer that will later be rendered to screen wherever the layer is (which corresponds with our view).
+	[context renderbufferStorage:GL_RENDERBUFFER_OES fromDrawable:(id<EAGLDrawable>)self];
+	glFramebufferRenderbufferOES(GL_FRAMEBUFFER_OES, GL_COLOR_ATTACHMENT0_OES, GL_RENDERBUFFER_OES, viewRenderbuffer);
+
+	glGetRenderbufferParameterivOES(GL_RENDERBUFFER_OES, GL_RENDERBUFFER_WIDTH_OES, &backingWidth);
+	glGetRenderbufferParameterivOES(GL_RENDERBUFFER_OES, GL_RENDERBUFFER_HEIGHT_OES, &backingHeight);
+
+	// For this sample, we also need a depth buffer, so we'll create and attach one via another renderbuffer.
+	glGenRenderbuffersOES(1, &depthRenderbuffer);
+	glBindRenderbufferOES(GL_RENDERBUFFER_OES, depthRenderbuffer);
+	glRenderbufferStorageOES(GL_RENDERBUFFER_OES, GL_DEPTH_COMPONENT16_OES, backingWidth, backingHeight);
+	glFramebufferRenderbufferOES(GL_FRAMEBUFFER_OES, GL_DEPTH_ATTACHMENT_OES, GL_RENDERBUFFER_OES, depthRenderbuffer);
+
+	if (glCheckFramebufferStatusOES(GL_FRAMEBUFFER_OES) != GL_FRAMEBUFFER_COMPLETE_OES) {
+		NSLog(@"failed to make complete framebuffer object %x", glCheckFramebufferStatusOES(GL_FRAMEBUFFER_OES));
+		return NO;
+	}
+
+	return YES;
+}
+
+// Clean up any buffers we have allocated.
+- (void)destroyFramebuffer {
+	glDeleteFramebuffersOES(1, &viewFramebuffer);
+	viewFramebuffer = 0;
+	glDeleteRenderbuffersOES(1, &viewRenderbuffer);
+	viewRenderbuffer = 0;
+
+	if (depthRenderbuffer) {
+		glDeleteRenderbuffersOES(1, &depthRenderbuffer);
+		depthRenderbuffer = 0;
+	}
+}
+
+@end