[Mesa-dev] [PATCH 4/8] gallium: add a cap for max vertex streams
Ilia Mirkin
imirkin at alum.mit.edu
Thu Jun 26 21:40:12 PDT 2014
Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
---
src/gallium/docs/source/screen.rst | 2 ++
src/gallium/drivers/freedreno/freedreno_screen.c | 1 +
src/gallium/drivers/i915/i915_screen.c | 1 +
src/gallium/drivers/ilo/ilo_screen.c | 1 +
src/gallium/drivers/llvmpipe/lp_screen.c | 2 ++
src/gallium/drivers/nouveau/nv30/nv30_screen.c | 1 +
src/gallium/drivers/nouveau/nv50/nv50_screen.c | 2 ++
src/gallium/drivers/nouveau/nvc0/nvc0_screen.c | 2 ++
src/gallium/drivers/r300/r300_screen.c | 1 +
src/gallium/drivers/r600/r600_pipe.c | 2 ++
src/gallium/drivers/radeonsi/si_pipe.c | 2 ++
src/gallium/drivers/softpipe/sp_screen.c | 2 ++
src/gallium/drivers/svga/svga_screen.c | 1 +
src/gallium/include/pipe/p_defines.h | 3 ++-
src/mesa/state_tracker/st_extensions.c | 2 ++
15 files changed, 24 insertions(+), 1 deletion(-)
diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index 1a80b04..dfdc85d 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -205,6 +205,8 @@ The integer capabilities:
* ``PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION``: Whether
TGSI_PROPERTY_VS_WINDOW_SPACE_POSITION is supported, which disables clipping
and viewport transformation.
+* ``PIPE_CAP_MAX_VERTEX_STREAMS``: The maximum number of vertex streams
+ supported by the geometry shader.
.. _pipe_capf:
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index e7a185d..9200962 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -227,6 +227,7 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
/* Geometry shader output, unsupported. */
case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+ case PIPE_CAP_MAX_VERTEX_STREAMS:
return 0;
/* Texturing. */
diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c
index 79d8659..036f706 100644
--- a/src/gallium/drivers/i915/i915_screen.c
+++ b/src/gallium/drivers/i915/i915_screen.c
@@ -270,6 +270,7 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
/* Geometry shader output, unsupported. */
case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+ case PIPE_CAP_MAX_VERTEX_STREAMS:
return 0;
/* Fragment coordinate conventions. */
diff --git a/src/gallium/drivers/ilo/ilo_screen.c b/src/gallium/drivers/ilo/ilo_screen.c
index b08ae20..8f8e152 100644
--- a/src/gallium/drivers/ilo/ilo_screen.c
+++ b/src/gallium/drivers/ilo/ilo_screen.c
@@ -375,6 +375,7 @@ ilo_get_param(struct pipe_screen *screen, enum pipe_cap param)
return ILO_MAX_SO_BINDINGS;
case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+ case PIPE_CAP_MAX_VERTEX_STREAMS:
return 0;
case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
if (is->dev.gen >= ILO_GEN(7))
diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
index a6b712a..26ab294 100644
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -192,6 +192,8 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
return 1024;
+ case PIPE_CAP_MAX_VERTEX_STREAMS:
+ return 1;
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 5c3d783..c79626b 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
@@ -117,6 +117,7 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
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_MAX_VERTEX_STREAMS:
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 c09a8c6..40ad4a4 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -116,6 +116,8 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
return 1024;
+ case PIPE_CAP_MAX_VERTEX_STREAMS:
+ return 1;
case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
return 256;
case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index 52a067e..510368b 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -103,6 +103,8 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
return 1024;
+ case PIPE_CAP_MAX_VERTEX_STREAMS:
+ return 1;
case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
return 256;
case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index d4bb6ab..bcd0e8e 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -156,6 +156,7 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
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_MAX_VERTEX_STREAMS:
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 6f87c78..78a85ab 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -333,6 +333,8 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
return 1024;
case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
return 16384;
+ case PIPE_CAP_MAX_VERTEX_STREAMS:
+ return 1;
/* Texturing. */
case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index 07f4291..d4dfdd6 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -271,6 +271,8 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
return 1024;
case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
return 4095;
+ case PIPE_CAP_MAX_VERTEX_STREAMS:
+ return 1;
/* Texturing. */
case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index d82fed9..ee3e0f2 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -120,6 +120,8 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
return 1024;
+ case PIPE_CAP_MAX_VERTEX_STREAMS:
+ return 1;
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 4e1e331..0e88132 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -255,6 +255,7 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
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_MAX_VERTEX_STREAMS:
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 90f6493..702bb0b 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -558,7 +558,8 @@ enum pipe_cap {
PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET = 96,
PIPE_CAP_SAMPLE_SHADING = 97,
PIPE_CAP_TEXTURE_GATHER_OFFSETS = 98,
- PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION = 99
+ PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION = 99,
+ PIPE_CAP_MAX_VERTEX_STREAMS = 100,
};
#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 e938046..c631bc0 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -287,6 +287,8 @@ void st_init_limits(struct st_context *st)
screen->get_param(screen, PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS);
c->MaxTransformFeedbackInterleavedComponents =
screen->get_param(screen, PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS);
+ c->MaxVertexStreams =
+ MAX2(1, screen->get_param(screen, PIPE_CAP_MAX_VERTEX_STREAMS));
c->StripTextureBorder = GL_TRUE;
--
1.8.5.5
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