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Diffstat (limited to 'src/mesa/state_tracker/st_draw.c')
-rw-r--r--src/mesa/state_tracker/st_draw.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/src/mesa/state_tracker/st_draw.c b/src/mesa/state_tracker/st_draw.c
index c6fea1f7bc..24bb4823bc 100644
--- a/src/mesa/state_tracker/st_draw.c
+++ b/src/mesa/state_tracker/st_draw.c
@@ -266,9 +266,14 @@ st_draw_vbo(GLcontext *ctx,
}
else {
/* attribute data is in user-space memory, not a VBO */
- uint bytes = (arrays[mesaAttr]->Size
- * _mesa_sizeof_type(arrays[mesaAttr]->Type)
- * (max_index + 1));
+ uint bytes;
+
+ if (!arrays[mesaAttr]->StrideB) {
+ bytes = arrays[mesaAttr]->Size
+ * _mesa_sizeof_type(arrays[mesaAttr]->Type);
+ } else {
+ bytes = arrays[mesaAttr]->StrideB * (max_index + 1);
+ }
/* wrap user data */
vbuffer[attr].buffer