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progs/gallium/unit: Skip test cases which cannot be represented in 4ub.

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This commit is contained in:
José Fonseca 2010-03-06 12:47:49 +00:00
parent 709dffcd12
commit 6718f03258
1 changed files with 23 additions and 4 deletions
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27
progs/gallium/unit/u_format_test.c
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@ -626,13 +626,27 @@ test_format_pack_4f(const struct util_format_test_case *test)
}
static void
static boolean
convert_4f_to_4ub(uint8_t *dst, const double *src)
{
unsigned i;
boolean accurate = TRUE;
for (i = 0; i < 4; ++i)
dst[i] = CLAMP(src[i], 0.0, 1.0) * 255.0;
for (i = 0; i < 4; ++i) {
if (src[i] < 0.0) {
accurate = FALSE;
dst[i] = 0;
}
else if (src[i] > 1.0) {
accurate = FALSE;
dst[i] = 255;
}
else {
dst[i] = src[i] * 255.0;
}
}
return accurate;
}
@ -670,7 +684,12 @@ test_format_pack_4ub(const struct util_format_test_case *test)
unsigned i;
boolean success;
convert_4f_to_4ub(unpacked, test->unpacked);
if (!convert_4f_to_4ub(unpacked, test->unpacked)) {
/*
* Skip test cases which cannot be represented by four unorm bytes.
*/
return TRUE;
}
memset(packed, 0, sizeof packed);