[macOS] Cleanup and split Objective-C objects to the separate files

1 files changed, 97 insertions, 0 deletions

diff --git a/platform/osx/gl_manager_osx_legacy.h b/platform/osx/gl_manager_osx_legacy.h
new file mode 100644
index 0000000000..b5a1b9dd98
--- /dev/null
+++ b/platform/osx/gl_manager_osx_legacy.h
@@ -0,0 +1,97 @@
+/*************************************************************************/
+/*  gl_manager_osx_legacy.h                                              */
+/*************************************************************************/
+/*                       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.                */
+/*************************************************************************/
+
+#ifndef GL_MANAGER_OSX_LEGACY_H
+#define GL_MANAGER_OSX_LEGACY_H
+
+#if defined(OSX_ENABLED) && defined(GLES3_ENABLED)
+
+#include "core/error/error_list.h"
+#include "core/os/os.h"
+#include "core/templates/local_vector.h"
+#include "servers/display_server.h"
+
+#include <AppKit/AppKit.h>
+#include <ApplicationServices/ApplicationServices.h>
+#include <CoreVideo/CoreVideo.h>
+
+class GLManager_OSX {
+public:
+	enum ContextType {
+		GLES_3_0_COMPATIBLE,
+	};
+
+private:
+	struct GLWindow {
+		int width = 0;
+		int height = 0;
+
+		id window_view = nullptr;
+		NSOpenGLContext *context = nullptr;
+	};
+
+	Map<DisplayServer::WindowID, GLWindow> windows;
+
+	NSOpenGLContext *shared_context = nullptr;
+	DisplayServer::WindowID current_window = DisplayServer::INVALID_WINDOW_ID;
+
+	Error create_context(GLWindow &win);
+
+	bool use_vsync = false;
+	ContextType context_type;
+
+public:
+	Error window_create(DisplayServer::WindowID p_window_id, id p_view, int p_width, int p_height);
+	void window_destroy(DisplayServer::WindowID p_window_id);
+	void window_resize(DisplayServer::WindowID p_window_id, int p_width, int p_height);
+
+	int window_get_width(DisplayServer::WindowID p_window_id = 0);
+	int window_get_height(DisplayServer::WindowID p_window_id = 0);
+
+	void release_current();
+	void make_current();
+	void swap_buffers();
+
+	void window_make_current(DisplayServer::WindowID p_window_id);
+
+	void window_update(DisplayServer::WindowID p_window_id);
+	void window_set_per_pixel_transparency_enabled(DisplayServer::WindowID p_window_id, bool p_enabled);
+
+	Error initialize();
+
+	void set_use_vsync(bool p_use);
+	bool is_using_vsync() const;
+
+	GLManager_OSX(ContextType p_context_type);
+	~GLManager_OSX();
+};
+
+#endif // OSX_ENABLED && GLES3_ENABLED
+#endif // GL_MANAGER_OSX_LEGACY_H