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wined3d: Optimize scanning changed sampler states in wined3d_device_apply_stateblock(). 

Signed-off-by: Matteo Bruni <mbruni@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Matteo Bruni 2020-02-28 11:25:00 +01:00 committed by Alexandre Julliard
parent ebc96e32bd
commit fcd51de66b
1 changed files with 6 additions and 4 deletions
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10
dlls/wined3d/device.c
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@ -3961,15 +3961,17 @@ void CDECL wined3d_device_apply_stateblock(struct wined3d_device *device,
}
}
for (i = 0; i < ARRAY_SIZE(state->sampler_states); ++i)
for (i = 0; i < ARRAY_SIZE(changed->samplerState); ++i)
{
DWORD stage = i;
if (stage >= WINED3D_MAX_FRAGMENT_SAMPLERS)
stage += WINED3DVERTEXTEXTURESAMPLER0 - WINED3D_MAX_FRAGMENT_SAMPLERS;
for (j = 0; j < ARRAY_SIZE(state->sampler_states[j]); ++j)
map = changed->samplerState[i];
while (map)
{
if (changed->samplerState[i] & (1 << j))
wined3d_device_set_sampler_state(device, stage, j, state->sampler_states[i][j]);
j = wined3d_bit_scan(&map);
wined3d_device_set_sampler_state(device, stage, j, state->sampler_states[i][j]);
}
}