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d3drm/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 20:30:14 +04:30 committed by Alexandre Julliard
parent 1cb9a31bdf
commit 83666361c9
1 changed files with 15 additions and 12 deletions
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27
dlls/d3drm/tests/d3drm.c
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@ -103,6 +103,21 @@ static void vector_eq_(unsigned int line, const D3DVECTOR *left, const D3DVECTOR
expect_vector_(line, left, U1(*right).x, U2(*right).y, U3(*right).z, 0);
}
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(D3DCOLOR c1, D3DCOLOR c2, BYTE max_diff)
{
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 D3DRMMATRIX4D identity = {
{ 1.0f, 0.0f, 0.0f, 0.0f },
{ 0.0f, 1.0f, 0.0f, 0.0f },
@ -6714,18 +6729,6 @@ static IDirect3DDevice2 *create_device2_without_ds(IDirectDraw2 *ddraw, HWND win
return device;
}
static BOOL compare_color(D3DCOLOR c1, D3DCOLOR c2, BYTE max_diff)
{
if ((c1 & 0xff) - (c2 & 0xff) > max_diff) return FALSE;
c1 >>= 8; c2 >>= 8;
if ((c1 & 0xff) - (c2 & 0xff) > max_diff) return FALSE;
c1 >>= 8; c2 >>= 8;
if ((c1 & 0xff) - (c2 & 0xff) > max_diff) return FALSE;
c1 >>= 8; c2 >>= 8;
if ((c1 & 0xff) - (c2 & 0xff) > max_diff) return FALSE;
return TRUE;
}
static void clear_depth_surface(IDirectDrawSurface *surface, DWORD value)
{
HRESULT hr;