[Mesa-dev] [PATCH] gallium: add geometry shader output limits
Grigori Goronzy
greg at chown.ath.cx
Wed Feb 5 13:58:08 PST 2014
---
src/gallium/drivers/freedreno/freedreno_screen.c | 5 +++++
src/gallium/drivers/i915/i915_screen.c | 5 +++++
src/gallium/drivers/ilo/ilo_screen.c | 3 +++
src/gallium/drivers/llvmpipe/lp_screen.c | 3 +++
src/gallium/drivers/nouveau/nv30/nv30_screen.c | 2 ++
src/gallium/drivers/nouveau/nv50/nv50_screen.c | 3 +++
src/gallium/drivers/nouveau/nvc0/nvc0_screen.c | 3 +++
src/gallium/drivers/r300/r300_screen.c | 2 ++
src/gallium/drivers/r600/r600_pipe.c | 6 ++++++
src/gallium/drivers/radeonsi/si_pipe.c | 6 ++++++
src/gallium/drivers/softpipe/sp_screen.c | 3 +++
src/gallium/drivers/svga/svga_screen.c | 2 ++
src/gallium/include/pipe/p_defines.h | 4 +++-
src/mesa/state_tracker/st_extensions.c | 2 ++
14 files changed, 48 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index aa294b3..e1b5dae 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -212,6 +212,11 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
return 0;
+ /* Geometry shader output, unsupported. */
+ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+ case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+ return 0;
+
/* Texturing. */
case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c
index a658b1b..9f08f86 100644
--- a/src/gallium/drivers/i915/i915_screen.c
+++ b/src/gallium/drivers/i915/i915_screen.c
@@ -257,6 +257,11 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
case PIPE_CAP_MAX_RENDER_TARGETS:
return 1;
+ /* Geometry shader output, unsupported. */
+ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+ case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+ return 0;
+
/* Fragment coordinate conventions. */
case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
diff --git a/src/gallium/drivers/ilo/ilo_screen.c b/src/gallium/drivers/ilo/ilo_screen.c
index bc8f62d..9c363ac 100644
--- a/src/gallium/drivers/ilo/ilo_screen.c
+++ b/src/gallium/drivers/ilo/ilo_screen.c
@@ -372,6 +372,9 @@ ilo_get_param(struct pipe_screen *screen, enum pipe_cap param)
return ILO_MAX_SO_BINDINGS / ILO_MAX_SO_BUFFERS;
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
return ILO_MAX_SO_BINDINGS;
+ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+ case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+ return 0;
case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
if (is->dev.gen >= ILO_GEN(7))
return is->dev.has_gen7_sol_reset;
diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
index 3f84d74..62be5c8 100644
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -187,6 +187,9 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
return 16*4;
+ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+ case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+ return 0;
case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
return 1;
case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
diff --git a/src/gallium/drivers/nouveau/nv30/nv30_screen.c b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
index 787802d..9e2a90c 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
@@ -106,6 +106,8 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_MAX_TEXEL_OFFSET:
case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
+ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+ case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
case PIPE_CAP_TEXTURE_BARRIER:
case PIPE_CAP_SEAMLESS_CUBE_MAP:
diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
index 2b6ec3a..a740adf 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -141,6 +141,9 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
return 64;
+ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+ case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+ return 1024;
case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
return (class_3d >= NVA0_3D_CLASS) ? 1 : 0;
case PIPE_CAP_BLEND_EQUATION_SEPARATE:
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index 752d72b..7183a2f 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -125,6 +125,9 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
return 128;
+ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+ case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+ return 1024;
case PIPE_CAP_BLEND_EQUATION_SEPARATE:
case PIPE_CAP_INDEP_BLEND_ENABLE:
case PIPE_CAP_INDEP_BLEND_FUNC:
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index 4b790af..fcb01e8 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -151,6 +151,8 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
+ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+ case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index 6c72d07..f5f956c 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -409,6 +409,12 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
return 32*4;
+ /* Geometry shader output. */
+ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+ return 1024;
+ case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+ return 16384;
+
/* Texturing. */
case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index 14dfd30..2f4098c 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -299,6 +299,12 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
return sscreen->b.has_streamout ? 32*4 : 0;
+ /* Geometry shader output. */
+ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+ return 1024;
+ case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+ return 16384;
+
/* Texturing. */
case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index dbdbbc9..147196e 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -119,6 +119,9 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
return 16*4;
+ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+ case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+ return 0;
case PIPE_CAP_PRIMITIVE_RESTART:
return 1;
case PIPE_CAP_SHADER_STENCIL_EXPORT:
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index 350ee5c..d5ae69a 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -251,6 +251,8 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
+ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+ case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY:
case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY:
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index 8d08a90..42d3d89 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -521,7 +521,9 @@ enum pipe_cap {
PIPE_CAP_MAX_VIEWPORTS = 84,
PIPE_CAP_ENDIANNESS = 85,
PIPE_CAP_MIXED_FRAMEBUFFER_SIZES = 86,
- PIPE_CAP_TGSI_VS_LAYER = 87
+ PIPE_CAP_TGSI_VS_LAYER = 87,
+ PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES = 88,
+ PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS = 89
};
#define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 (1 << 0)
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index 9829eb5..f9b7a44 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -262,6 +262,8 @@ void st_init_limits(struct st_context *st)
c->Program[MESA_SHADER_VERTEX].MaxOutputComponents = c->MaxVarying * 4;
c->Program[MESA_SHADER_GEOMETRY].MaxInputComponents = c->MaxVarying * 4;
c->Program[MESA_SHADER_GEOMETRY].MaxOutputComponents = c->MaxVarying * 4;
+ c->MaxGeometryOutputVertices = screen->get_param(screen, PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES);
+ c->MaxGeometryTotalOutputComponents = screen->get_param(screen, PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS);
c->MinProgramTexelOffset = screen->get_param(screen, PIPE_CAP_MIN_TEXEL_OFFSET);
c->MaxProgramTexelOffset = screen->get_param(screen, PIPE_CAP_MAX_TEXEL_OFFSET);
--
1.8.3.2
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