d3d12/tests: Introduce compare_uint().

Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Henri Verbeet 2020-03-30 20:30:12 +04:30 committed by Alexandre Julliard
parent 6d195ad986
commit c635f95518
1 changed files with 11 additions and 12 deletions

View File

@ -24,20 +24,19 @@
#include "dxgi1_6.h"
#include "wine/test.h"
static BOOL compare_uint(unsigned int x, unsigned int y, unsigned int max_diff)
{
unsigned int diff = x > y ? x - y : y - x;
return diff <= max_diff;
}
static BOOL compare_color(DWORD c1, DWORD c2, unsigned int max_diff)
{
if (abs((c1 & 0xff) - (c2 & 0xff)) > max_diff)
return FALSE;
c1 >>= 8; c2 >>= 8;
if (abs((c1 & 0xff) - (c2 & 0xff)) > max_diff)
return FALSE;
c1 >>= 8; c2 >>= 8;
if (abs((c1 & 0xff) - (c2 & 0xff)) > max_diff)
return FALSE;
c1 >>= 8; c2 >>= 8;
if (abs((c1 & 0xff) - (c2 & 0xff)) > max_diff)
return FALSE;
return TRUE;
return compare_uint(c1 & 0xff, c2 & 0xff, max_diff)
&& compare_uint((c1 >> 8) & 0xff, (c2 >> 8) & 0xff, max_diff)
&& compare_uint((c1 >> 16) & 0xff, (c2 >> 16) & 0xff, max_diff)
&& compare_uint((c1 >> 24) & 0xff, (c2 >> 24) & 0xff, max_diff);
}
static BOOL equal_luid(LUID a, LUID b)