[PATCH 1/5] wined3d: Properly check if an attribute is used in drawStridedInstanced().

[Henri Verbeet]

---
 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;
-- 
1.6.0.6