[PATCH 5/5] wined3d: Avoid some unneeded rendertarget copies.
Henri Verbeet
hverbeet at codeweavers.com
Wed Jun 17 03:19:53 CDT 2009
---
dlls/wined3d/drawprim.c | 10 ++++++++--
1 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/dlls/wined3d/drawprim.c b/dlls/wined3d/drawprim.c
index acbfbf9..5ff7477 100644
--- a/dlls/wined3d/drawprim.c
+++ b/dlls/wined3d/drawprim.c
@@ -554,16 +554,22 @@ void drawPrimitive(IWineD3DDevice *iface, UINT index_count, UINT numberOfVertice
IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *)iface;
IWineD3DSurfaceImpl *target;
+ BOOL load_rt, modify_rt;
unsigned int i;
if (!index_count) return;
+ load_rt = This->stateBlock->renderState[WINED3DRS_COLORWRITEENABLE]
+ || This->stateBlock->renderState[WINED3DRS_ALPHATESTENABLE]
+ || This->stateBlock->renderState[WINED3DRS_COLORKEYENABLE];
+ modify_rt = This->stateBlock->renderState[WINED3DRS_COLORWRITEENABLE];
+
/* Invalidate the back buffer memory so LockRect will read it the next time */
for(i = 0; i < GL_LIMITS(buffers); i++) {
target = (IWineD3DSurfaceImpl *) This->render_targets[i];
if (target) {
- IWineD3DSurface_LoadLocation((IWineD3DSurface *) target, SFLAG_INDRAWABLE, NULL);
- IWineD3DSurface_ModifyLocation((IWineD3DSurface *) target, SFLAG_INDRAWABLE, TRUE);
+ if (load_rt) IWineD3DSurface_LoadLocation((IWineD3DSurface *)target, SFLAG_INDRAWABLE, NULL);
+ if (modify_rt) IWineD3DSurface_ModifyLocation((IWineD3DSurface *)target, SFLAG_INDRAWABLE, TRUE);
}
}
--
1.6.0.6
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