diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_draw_upload.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_draw_upload.c b/src/mesa/drivers/dri/i965/brw_draw_upload.c index 2ec9a013cd9..cf667709165 100644 --- a/src/mesa/drivers/dri/i965/brw_draw_upload.c +++ b/src/mesa/drivers/dri/i965/brw_draw_upload.c @@ -584,15 +584,16 @@ brw_prepare_vertices(struct brw_context *brw) ptr = glarray->Ptr; } else if (interleaved != glarray->StrideB || + glarray->InstanceDivisor != 0 || glarray->Ptr < ptr || (uintptr_t)(glarray->Ptr - ptr) + glarray->_ElementSize > interleaved) { /* If our stride is different from the first attribute's stride, - * or if the first attribute's stride didn't cover our element, - * disable the interleaved upload optimization. The second case - * can most commonly occur in cases where there is a single vertex - * and, for example, the data is stored on the application's - * stack. + * or if we are using an instance divisor or if the first + * attribute's stride didn't cover our element, disable the + * interleaved upload optimization. The second case can most + * commonly occur in cases where there is a single vertex and, for + * example, the data is stored on the application's stack. * * NOTE: This will also disable the optimization in cases where * the data is in a different order than the array indices. |