88 lines
3.3 KiB
C++
88 lines
3.3 KiB
C++
/*************************************************************************/
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/* context_gl_windows.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#if defined(OPENGL_ENABLED) || defined(GLES_ENABLED)
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// Author: Juan Linietsky <reduzio@gmail.com>, (C) 2008
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#ifndef CONTEXT_GL_WIN_H
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#define CONTEXT_GL_WIN_H
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#include "core/error_list.h"
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#include "core/os/os.h"
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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typedef bool(APIENTRY *PFNWGLSWAPINTERVALEXTPROC)(int interval);
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typedef int(APIENTRY *PFNWGLGETSWAPINTERVALEXTPROC)(void);
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class ContextGL_Windows {
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HDC hDC;
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HGLRC hRC;
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HGLRC hRC_offscreen;
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unsigned int pixel_format;
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HWND hWnd;
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bool opengl_3_context;
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bool use_vsync;
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bool vsync_via_compositor;
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PFNWGLSWAPINTERVALEXTPROC wglSwapIntervalEXT;
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PFNWGLGETSWAPINTERVALEXTPROC wglGetSwapIntervalEXT;
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static bool should_vsync_via_compositor();
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public:
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void release_current();
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void make_current();
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bool is_offscreen_available() const;
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void make_offscreen_current();
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void release_offscreen_current();
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HDC get_hdc();
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HGLRC get_hglrc();
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int get_window_width();
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int get_window_height();
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void swap_buffers();
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Error initialize();
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void set_use_vsync(bool p_use);
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bool is_using_vsync() const;
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ContextGL_Windows(HWND hwnd, bool p_opengl_3_context);
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~ContextGL_Windows();
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};
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#endif
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#endif
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