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-rw-r--r--src/gallium/docs/source/screen.rst6
-rw-r--r--src/gallium/drivers/freedreno/freedreno_screen.c5
-rw-r--r--src/gallium/drivers/i915/i915_screen.c5
-rw-r--r--src/gallium/drivers/ilo/ilo_screen.c3
-rw-r--r--src/gallium/drivers/llvmpipe/lp_screen.c3
-rw-r--r--src/gallium/drivers/nouveau/nv30/nv30_screen.c2
-rw-r--r--src/gallium/drivers/nouveau/nv50/nv50_screen.c3
-rw-r--r--src/gallium/drivers/nouveau/nvc0/nvc0_screen.c3
-rw-r--r--src/gallium/drivers/r300/r300_screen.c2
-rw-r--r--src/gallium/drivers/r600/r600_pipe.c6
-rw-r--r--src/gallium/drivers/radeonsi/si_pipe.c6
-rw-r--r--src/gallium/drivers/softpipe/sp_screen.c3
-rw-r--r--src/gallium/drivers/svga/svga_screen.c2
-rw-r--r--src/gallium/include/pipe/p_defines.h4
-rw-r--r--src/mesa/state_tracker/st_extensions.c2
15 files changed, 54 insertions, 1 deletions
diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index 90e82786c92..bd553f44086 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -176,6 +176,12 @@ The integer capabilities:
ARB_framebuffer_object is provided.
* ``PIPE_CAP_TGSI_VS_LAYER``: Whether TGSI_SEMANTIC_LAYER is supported
as a vertex shader output.
+* ``PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES``: The maximum number of vertices
+ output by a single invocation of a geometry shader.
+* ``PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS``: The maximum number of
+ vertex components output by a single invocation of a geometry shader.
+ This is the product of the number of attribute components per vertex and
+ the number of output vertices.
.. _pipe_capf:
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index aa294b33250..e1b5daef39f 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 a658b1bf3df..9f08f862888 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 bc8f62d2c19..9c363acb4f7 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 3f84d740d27..43142e7fb55 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 1024;
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 4045fdcc9d5..8eee06bbb5d 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 2144140551a..e636bf8be33 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 6bf0a3a3093..f84c41b4979 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 4b790aff177..fcb01e80864 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 2cf36778383..d9b4509e078 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -410,6 +410,12 @@ 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 1c899269f04..c64621bf223 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 4095;
+
/* 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 dbdbbc93e4a..147196e6abe 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 350ee5cad5b..d5ae69a70d9 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 dbedd87a6d3..83815cdf2da 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -520,7 +520,9 @@ 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 9829eb5960a..f9b7a445f1f 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);