[Mesa-dev] [PATCH 1/2] softpipe: enable PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE
sroland at vmware.com
sroland at vmware.com
Tue Aug 15 15:27:42 UTC 2017
From: Roland Scheidegger <sroland at vmware.com>
The driver was supposed to support this since way before the GL spec for it
existed, albeit it was apparently broken, so fix and enable it.
---
docs/features.txt | 2 +-
src/gallium/drivers/softpipe/sp_query.c | 8 +++++++-
src/gallium/drivers/softpipe/sp_screen.c | 3 ++-
3 files changed, 10 insertions(+), 3 deletions(-)
diff --git a/docs/features.txt b/docs/features.txt
index ac7645d..ace4669 100644
--- a/docs/features.txt
+++ b/docs/features.txt
@@ -232,7 +232,7 @@ GL 4.6, GLSL 4.60
GL_ARB_shader_group_vote DONE (i965, nvc0, radeonsi)
GL_ARB_spirv_extensions in progress (Nicolai Hähnle, Ian Romanick)
GL_ARB_texture_filter_anisotropic not started
- GL_ARB_transform_feedback_overflow_query DONE (i965/gen6+, radeonsi)
+ GL_ARB_transform_feedback_overflow_query DONE (i965/gen6+, radeonsi, softpipe)
GL_KHR_no_error started (Timothy Arceri)
These are the extensions cherry-picked to make GLES 3.1
diff --git a/src/gallium/drivers/softpipe/sp_query.c b/src/gallium/drivers/softpipe/sp_query.c
index bec0116..b174aef 100644
--- a/src/gallium/drivers/softpipe/sp_query.c
+++ b/src/gallium/drivers/softpipe/sp_query.c
@@ -63,6 +63,7 @@ softpipe_create_query(struct pipe_context *pipe,
type == PIPE_QUERY_TIME_ELAPSED ||
type == PIPE_QUERY_SO_STATISTICS ||
type == PIPE_QUERY_SO_OVERFLOW_PREDICATE ||
+ type == PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE ||
type == PIPE_QUERY_PRIMITIVES_EMITTED ||
type == PIPE_QUERY_PRIMITIVES_GENERATED ||
type == PIPE_QUERY_PIPELINE_STATISTICS ||
@@ -102,7 +103,10 @@ softpipe_begin_query(struct pipe_context *pipe, struct pipe_query *q)
sq->so.primitives_storage_needed = softpipe->so_stats.primitives_storage_needed;
break;
case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
- sq->end = FALSE;
+ case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
+ sq->so.num_primitives_written = softpipe->so_stats.num_primitives_written;
+ sq->so.primitives_storage_needed = softpipe->so_stats.primitives_storage_needed;
+ break;
break;
case PIPE_QUERY_PRIMITIVES_EMITTED:
sq->so.num_primitives_written = softpipe->so_stats.num_primitives_written;
@@ -153,6 +157,7 @@ softpipe_end_query(struct pipe_context *pipe, struct pipe_query *q)
sq->end = os_time_get_nano();
break;
case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
+ case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
sq->so.num_primitives_written =
softpipe->so_stats.num_primitives_written - sq->so.num_primitives_written;
sq->so.primitives_storage_needed =
@@ -230,6 +235,7 @@ softpipe_get_query_result(struct pipe_context *pipe,
vresult->b = TRUE;
break;
case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
+ case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
vresult->b = sq->end != 0;
break;
case PIPE_QUERY_TIMESTAMP_DISJOINT: {
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index 0feef21..2988095 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -220,6 +220,8 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
return 31;
case PIPE_CAP_DRAW_INDIRECT:
return 1;
+ case PIPE_CAP_QUERY_SO_OVERFLOW:
+ return 1;
case PIPE_CAP_VENDOR_ID:
return 0xFFFFFFFF;
@@ -307,7 +309,6 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_POST_DEPTH_COVERAGE:
case PIPE_CAP_BINDLESS_TEXTURE:
case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
- case PIPE_CAP_QUERY_SO_OVERFLOW:
case PIPE_CAP_MEMOBJ:
return 0;
case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
--
2.7.4
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