Mesa (master): nvc0: turn sample counts off during blit
Ilia Mirkin
imirkin at kemper.freedesktop.org
Wed Jul 8 03:08:57 UTC 2015
Module: Mesa
Branch: master
Commit: 38c2ec5ff0bf626578db7b84387279342aa48844
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=38c2ec5ff0bf626578db7b84387279342aa48844
Author: Ilia Mirkin <imirkin at alum.mit.edu>
Date: Tue Jul 7 23:05:45 2015 -0400
nvc0: turn sample counts off during blit
Fixes the following piglits:
occlusion_query_meta_fragments
occlusion_query_meta_no_fragments
Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
Cc: mesa-stable at lists.freedesktop.org
---
src/gallium/drivers/nouveau/nvc0/nvc0_surface.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_surface.c b/src/gallium/drivers/nouveau/nvc0/nvc0_surface.c
index a820de7..ac4dd25 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_surface.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_surface.c
@@ -1376,6 +1376,7 @@ static void
nvc0_blit(struct pipe_context *pipe, const struct pipe_blit_info *info)
{
struct nvc0_context *nvc0 = nvc0_context(pipe);
+ struct nouveau_pushbuf *push = nvc0->base.pushbuf;
boolean eng3d = FALSE;
if (util_format_is_depth_or_stencil(info->dst.resource->format)) {
@@ -1439,11 +1440,17 @@ nvc0_blit(struct pipe_context *pipe, const struct pipe_blit_info *info)
info->src.box.height != -info->dst.box.height))
eng3d = TRUE;
+ if (nvc0->screen->num_occlusion_queries_active)
+ IMMED_NVC0(push, NVC0_3D(SAMPLECNT_ENABLE), 0);
+
if (!eng3d)
nvc0_blit_eng2d(nvc0, info);
else
nvc0_blit_3d(nvc0, info);
+ if (nvc0->screen->num_occlusion_queries_active)
+ IMMED_NVC0(push, NVC0_3D(SAMPLECNT_ENABLE), 1);
+
NOUVEAU_DRV_STAT(&nvc0->screen->base, tex_blit_count, 1);
}
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