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i965: Set dirty state for brw_draw_upload.c when num_instances changes.

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Otherwise, if we had a set of prims passed in with a num_instances varying
between them, we wouldn't upload enough (or too much!) from user vertex
arrays.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Eric Anholt 2012-10-31 13:36:16 -07:00
parent 13170321f6
commit 29a6307e12
1 changed files with 4 additions and 1 deletions
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5
src/mesa/drivers/dri/i965/brw_draw.c
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@ -474,7 +474,10 @@ static bool brw_try_draw_prims( struct gl_context *ctx,
intel_batchbuffer_require_space(intel, estimated_max_prim_size, false);
intel_batchbuffer_save_state(intel);
brw->num_instances = prim->num_instances;
if (brw->num_instances != prim->num_instances) {
brw->num_instances = prim->num_instances;
brw->state.dirty.brw |= BRW_NEW_VERTICES;
}
if (intel->gen < 6)
brw_set_prim(brw, &prim[i]);
else