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We want to be strict on software renderer tests and opaque tests, but give a decent margin for blending inaccuracy for the blended tests.

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%404218
This commit is contained in:
Sam Lantinga 2009-11-21 07:59:19 +00:00
parent e957ccc22a
commit 02d897e864
4 changed files with 32 additions and 30 deletions
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6
test/automated/common/common.c
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@ -16,7 +16,7 @@
/**
* @brief Compares a surface and a surface image for equality.
*/
int surface_compare( SDL_Surface *sur, const SurfaceImage_t *img )
int surface_compare( SDL_Surface *sur, const SurfaceImage_t *img, int allowable_error )
{
int ret;
int i,j;
@ -62,8 +62,8 @@ int surface_compare( SDL_Surface *sur, const SurfaceImage_t *img )
dist += (B-pd[2])*(B-pd[2]);
dist += (A-pd[3])*(A-pd[3]);
}
/* Allow up to sqrt(32) difference in blending accuracy */
if (dist > 64) {
/* Allow some difference in blending accuracy */
if (dist > allowable_error) {
/*printf("pixel %d,%d varies by %d\n", i, j, dist);*/
++ret;
}