RetroArch/gfx/sdlwrap.h
2011-11-02 19:34:08 +01:00

69 lines
2.0 KiB
C

/* SSNES - A Super Nintendo Entertainment System (SNES) Emulator frontend for libsnes.
* Copyright (C) 2010-2011 - Hans-Kristian Arntzen
*
* Some code herein may be based on code found in BSNES.
*
* SSNES is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* SSNES is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with SSNES.
* If not, see <http://www.gnu.org/licenses/>.
*/
// Compatibility wrapper between SDL 1.2/1.3 for OpenGL.
// Wraps functions which differ in 1.2 and 1.3.
#ifndef __SDLWRAP_H
#define __SDLWRAP_H
#include <stdbool.h>
#include "SDL.h"
#include "SDL_version.h"
#include "SDL_syswm.h"
#if SDL_VERSION_ATLEAST(1, 3, 0)
#define SDL_MODERN 1
#else
#define SDL_MODERN 0
#endif
// Not legal to cast (void*) to fn-pointer. Need workaround to be compliant.
#define SDL_SYM_WRAP(sym, symbol) { \
assert(sizeof(void*) == sizeof(void (*)(void))); \
void *sym__ = SDL_GL_GetProcAddress(symbol); \
memcpy(&(sym), &sym__, sizeof(void*)); \
}
void sdlwrap_set_swap_interval(unsigned interval, bool inited);
bool sdlwrap_set_video_mode(
unsigned width, unsigned height,
unsigned bits, bool fullscreen);
bool sdlwrap_init(void);
void sdlwrap_destroy(void);
void sdlwrap_wm_set_caption(const char *str);
void sdlwrap_swap_buffers(void);
bool sdlwrap_key_pressed(int key);
void sdlwrap_check_window(bool *quit,
bool *resize, unsigned *width, unsigned *height, unsigned frame_count);
void sdlwrap_set_resize(unsigned width, unsigned height);
bool sdlwrap_get_wm_info(SDL_SysWMinfo *info);
bool sdlwrap_window_has_focus(void);
#endif