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authorMarek Olšák <[email protected]>2017-09-01 23:27:35 +0200
committerMarek Olšák <[email protected]>2017-09-07 12:34:28 +0200
commite4018fdd85d8b58250c2cff8cdf4edd6b2b3c70b (patch)
treee48982ab25616672de03da5dcab87508fa058ae6
parent6c2e0527ea7a387d3e19e87f96a9ba3a8421d7f6 (diff)
st/mesa: skip draw calls with pipe_draw_info::count == 0
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=102502 Cc: 17.2 <[email protected]> Tested-by: Alexandre Demers <[email protected]> Tested-by: Dieter Nützel <[email protected]> Acked-by: Timothy Arceri <[email protected]>
-rw-r--r--src/mesa/state_tracker/st_draw.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_draw.c b/src/mesa/state_tracker/st_draw.c
index fe03a4a587e..2fe7070bcae 100644
--- a/src/mesa/state_tracker/st_draw.c
+++ b/src/mesa/state_tracker/st_draw.c
@@ -198,9 +198,14 @@ st_draw_vbo(struct gl_context *ctx,
/* do actual drawing */
for (i = 0; i < nr_prims; i++) {
+ info.count = prims[i].count;
+
+ /* Skip no-op draw calls. */
+ if (!info.count && !tfb_vertcount)
+ continue;
+
info.mode = translate_prim(ctx, prims[i].mode);
info.start = start + prims[i].start;
- info.count = prims[i].count;
info.start_instance = prims[i].base_instance;
info.instance_count = prims[i].num_instances;
info.index_bias = prims[i].basevertex;