[PATCH 5/5] wined3d: Optimize scanning changed clip planes in wined3d_device_apply_stateblock().
Matteo Bruni
mbruni at codeweavers.com
Fri Feb 28 04:25:03 CST 2020
Signed-off-by: Matteo Bruni <mbruni at codeweavers.com>
---
dlls/wined3d/device.c | 7 ++++---
dlls/wined3d/wined3d_private.h | 2 +-
2 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/dlls/wined3d/device.c b/dlls/wined3d/device.c
index 6474b02cccc..660ba777efc 100644
--- a/dlls/wined3d/device.c
+++ b/dlls/wined3d/device.c
@@ -4022,10 +4022,11 @@ void CDECL wined3d_device_apply_stateblock(struct wined3d_device *device,
wined3d_device_set_texture(device, stage, state->textures[i]);
}
- for (i = 0; i < ARRAY_SIZE(state->clip_planes); ++i)
+ map = changed->clipplane;
+ while (map)
{
- if (changed->clipplane & (1u << i))
- wined3d_device_set_clip_plane(device, i, &state->clip_planes[i]);
+ i = wined3d_bit_scan(&map);
+ wined3d_device_set_clip_plane(device, i, &state->clip_planes[i]);
}
memset(&stateblock->changed, 0, sizeof(stateblock->changed));
diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index 15e376c8328..744e647008e 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -3926,7 +3926,7 @@ struct wined3d_saved_states
DWORD renderState[(WINEHIGHEST_RENDER_STATE >> 5) + 1];
DWORD textureState[WINED3D_MAX_TEXTURES]; /* WINED3D_HIGHEST_TEXTURE_STATE + 1, 18 */
WORD samplerState[WINED3D_MAX_COMBINED_SAMPLERS]; /* WINED3D_HIGHEST_SAMPLER_STATE + 1, 14 */
- DWORD clipplane; /* WINED3D_MAX_USER_CLIP_PLANES, 32 */
+ DWORD clipplane; /* WINED3D_MAX_CLIP_DISTANCES, 8 */
DWORD textures : 20; /* WINED3D_MAX_COMBINED_SAMPLERS, 20 */
DWORD indices : 1;
DWORD material : 1;
--
2.24.1
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