Add runtime GLES2 / Vulkan context selection.

1 files changed, 79 insertions, 0 deletions

diff --git a/platform/osx/context_gl_osx.h b/platform/osx/context_gl_osx.h
new file mode 100644
index 0000000000..831a813fe9
--- /dev/null
+++ b/platform/osx/context_gl_osx.h
@@ -0,0 +1,79 @@
+/*************************************************************************/
+/*  context_gl_osx.h                                                     */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2019 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_OSX_H
+#define CONTEXT_GL_OSX_H
+
+#if defined(OPENGL_ENABLED) || defined(GLES_ENABLED)
+
+#include "core/error_list.h"
+#include "core/os/os.h"
+
+#include <AppKit/AppKit.h>
+#include <ApplicationServices/ApplicationServices.h>
+#include <CoreVideo/CoreVideo.h>
+
+class ContextGL_OSX {
+
+	bool opengl_3_context;
+	bool use_vsync;
+
+	void *framework;
+	id window_view;
+	NSOpenGLPixelFormat *pixelFormat;
+	NSOpenGLContext *context;
+
+public:
+	bool waiting_for_vsync;
+	NSCondition *vsync_condition;
+	CVDisplayLinkRef displayLink;
+
+	void release_current();
+
+	void make_current();
+	void update();
+
+	void set_opacity(GLint p_opacity);
+
+	int get_window_width();
+	int get_window_height();
+	void swap_buffers();
+
+	Error initialize();
+
+	void set_use_vsync(bool p_use);
+	bool is_using_vsync() const;
+
+	ContextGL_OSX(id p_view, bool p_opengl_3_context);
+	~ContextGL_OSX();
+};
+
+#endif
+#endif
\ No newline at end of file