diff options
Diffstat (limited to 'osc_graphics.h')
-rw-r--r-- | osc_graphics.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/osc_graphics.h b/osc_graphics.h new file mode 100644 index 0000000..ab40fb5 --- /dev/null +++ b/osc_graphics.h @@ -0,0 +1,41 @@ +#ifndef __HAVE_OSC_GRAPHICS_H +#define __HAVE_OSC_GRAPHICS_H + +#include <stdio.h> + +#include <SDL.h> + +/* + * Macros + */ +#define NARRAY(ARRAY) \ + (sizeof(ARRAY) / sizeof((ARRAY)[0])) + +#define SDL_MAYBE_LOCK(SURFACE) do { \ + if (SDL_MUSTLOCK(SURFACE)) \ + SDL_LockSurface(SURFACE); \ +} while (0) + +#define SDL_MAYBE_UNLOCK(SURFACE) do { \ + if (SDL_MUSTLOCK(SURFACE)) \ + SDL_UnlockSurface(SURFACE); \ +} while (0) + +#define SDL_FREESURFACE_SAFE(SURFACE) do { \ + if (SURFACE) { \ + SDL_FreeSurface(SURFACE); \ + SURFACE = NULL; \ + } \ +} while (0) + +#define SDL_ERROR(FMT, ...) do { \ + fprintf(stderr, "%s(%d): " FMT ": %s\n", \ + __FILE__, __LINE__, ##__VA_ARGS__, SDL_GetError()); \ +} while (0) + +/* + * Declarations + */ +extern SDL_Surface *screen; + +#endif
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