Henri Verbeet : wined3d: Properly check if an attribute is used in drawStridedInstanced().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: c51432344282189c2b3b8a9b0867054ec3d0a229
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=c51432344282189c2b3b8a9b0867054ec3d0a229

Author: Henri Verbeet <hverbeet at codeweavers.com>
Date:   Thu Aug 27 10:04:52 2009 +0200

wined3d: Properly check if an attribute is used in drawStridedInstanced().

---

 dlls/wined3d/drawprim.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/dlls/wined3d/drawprim.c b/dlls/wined3d/drawprim.c
index 6103ff3..5627b90 100644
--- a/dlls/wined3d/drawprim.c
+++ b/dlls/wined3d/drawprim.c
@@ -522,6 +522,8 @@ static inline void drawStridedInstanced(IWineD3DDevice *iface, const struct wine
 
     for (i = 0; i < sizeof(si->elements) / sizeof(*si->elements); ++i)
     {
+        if (!(si->use_map & (1 << i))) continue;
+
         if (stateblock->streamFlags[si->elements[i].stream_idx] & WINED3DSTREAMSOURCE_INSTANCEDATA)
         {
             instancedData[numInstancedAttribs] = i;