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/**
* Automated SDL test common framework.
*
* Written by Edgar Simo "bobbens"
*
* Released under Public Domain.
*/
#ifndef COMMON_H
# define COMMON_H
# define FORMAT SDL_PIXELFORMAT_ARGB8888
# define AMASK 0xff000000 /**< Alpha bit mask. */
# define RMASK 0x00ff0000 /**< Red bit mask. */
# define GMASK 0x0000ff00 /**< Green bit mask. */
# define BMASK 0x000000ff /**< Blue bit mask. */
typedef struct SurfaceImage_s {
int width;
int height;
unsigned int bytes_per_pixel; /* 3:RGB, 4:RGBA */
const unsigned char pixel_data[];
} SurfaceImage_t;
#define ALLOWABLE_ERROR_OPAQUE 0
#define ALLOWABLE_ERROR_BLENDED 64
/**
* @brief Compares a surface and a surface image for equality.
*
* @param sur Surface to compare.
* @param img Image to compare against.
* @return 0 if they are the same, -1 on error and positive if different.
*/
int surface_compare( SDL_Surface *sur, const SurfaceImage_t *img, int allowable_error );
#endif /* COMMON_H */
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