pandemonium_engine_minimal/platform/windows/context_gl_windows.h

62 lines
1.2 KiB
C++

#ifndef CONTEXT_GL_WIN_H
#define CONTEXT_GL_WIN_H
/* context_gl_windows.h */
#if defined(OPENGL_ENABLED) || defined(GLES_ENABLED)
// Author: Juan Linietsky <reduzio@gmail.com>, (C) 2008
#include "core/error/error_list.h"
#include "core/os/os.h"
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
typedef bool(APIENTRY *PFNWGLSWAPINTERVALEXTPROC)(int interval);
typedef int(APIENTRY *PFNWGLGETSWAPINTERVALEXTPROC)(void);
class ContextGL_Windows {
HDC hDC;
HGLRC hRC;
HGLRC hRC_offscreen;
unsigned int pixel_format;
HWND hWnd;
bool opengl_3_context;
bool use_vsync;
bool vsync_via_compositor;
PFNWGLSWAPINTERVALEXTPROC wglSwapIntervalEXT;
PFNWGLGETSWAPINTERVALEXTPROC wglGetSwapIntervalEXT;
static bool should_vsync_via_compositor();
public:
void release_current();
void make_current();
bool is_offscreen_available() const;
void make_offscreen_current();
void release_offscreen_current();
HDC get_hdc();
HGLRC get_hglrc();
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_Windows(HWND hwnd, bool p_opengl_3_context);
~ContextGL_Windows();
};
#endif
#endif