Add PIPE_CAP to determine the number of layers for
a framebuffer for GL_ARB_framebuffer_no_attachments.
Signed-off-by: Edward O'Callaghan <eocallag...@alterapraxis.com>
---
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 | 1 +
src/gallium/drivers/nouveau/nv30/nv30_screen.c | 1 +
src/gallium/drivers/nouveau/nv50/nv50_screen.c | 1 +
src/gallium/drivers/nouveau/nvc0/nvc0_screen.c | 1 +
src/gallium/drivers/r300/r300_screen.c | 1 +
src/gallium/drivers/r600/r600_pipe.c | 1 +
src/gallium/drivers/radeonsi/si_pipe.c | 1 +
src/gallium/drivers/softpipe/sp_screen.c | 1 +
src/gallium/drivers/svga/svga_screen.c | 1 +
src/gallium/drivers/vc4/vc4_screen.c | 1 +
src/gallium/drivers/virgl/virgl_screen.c | 1 +
src/gallium/include/pipe/p_defines.h | 1 +
src/mesa/state_tracker/st_extensions.c | 13 +++++++++++++
17 files changed, 30 insertions(+)
diff --git a/src/gallium/docs/source/screen.rst
b/src/gallium/docs/source/screen.rst
index 3324bcc..d0d8aef 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -319,6 +319,8 @@ The integer capabilities:
adjusted appropriately.
* ``PIPE_CAP_QUERY_BUFFER_OBJECT``: Driver supports
context::get_query_result_resource callback.
+* ``PIPE_CAP_MAX_FRAMEBUFFER_LAYERS``: Whether `framebuffer_no_attachments`
+ will be available in contexts.
.. _pipe_capf:
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c
b/src/gallium/drivers/freedreno/freedreno_screen.c
index f67c160..5b63d03 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -251,6 +251,7 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum
pipe_cap param)
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_GENERATE_MIPMAP:
case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
case PIPE_CAP_MAX_VIEWPORTS:
diff --git a/src/gallium/drivers/i915/i915_screen.c
b/src/gallium/drivers/i915/i915_screen.c
index 31856ad..a32a6f4 100644
--- a/src/gallium/drivers/i915/i915_screen.c
+++ b/src/gallium/drivers/i915/i915_screen.c
@@ -264,6 +264,7 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap
cap)
case PIPE_CAP_STRING_MARKER:
case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
diff --git a/src/gallium/drivers/ilo/ilo_screen.c
b/src/gallium/drivers/ilo/ilo_screen.c
index 7c77197..ea6d85b 100644
--- a/src/gallium/drivers/ilo/ilo_screen.c
+++ b/src/gallium/drivers/ilo/ilo_screen.c
@@ -490,6 +490,7 @@ ilo_get_param(struct pipe_screen *screen, enum pipe_cap
param)
case PIPE_CAP_STRING_MARKER:
case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
case PIPE_CAP_QUERY_BUFFER_OBJECT:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c
b/src/gallium/drivers/llvmpipe/lp_screen.c
index 1731681..24456ef 100644
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -314,6 +314,7 @@ llvmpipe_get_param(struct pipe_screen *screen, enum
pipe_cap param)
case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
case PIPE_CAP_QUERY_BUFFER_OBJECT:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
}
/* should only get here on unhandled cases */
diff --git a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
index 4f09b74..f46c4cc 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
@@ -187,6 +187,7 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum
pipe_cap param)
case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
case PIPE_CAP_QUERY_BUFFER_OBJECT:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
index e0b93b7..63de3d0 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -230,6 +230,7 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum
pipe_cap param)
case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
case PIPE_CAP_QUERY_BUFFER_OBJECT:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index 45693c8..602475d 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -220,6 +220,7 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum
pipe_cap param)
case PIPE_CAP_STRING_MARKER:
case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/r300/r300_screen.c
b/src/gallium/drivers/r300/r300_screen.c
index cca5936..9e11951 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -213,6 +213,7 @@ static int r300_get_param(struct pipe_screen* pscreen, enum
pipe_cap param)
case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
case PIPE_CAP_QUERY_BUFFER_OBJECT:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
/* SWTCL-only features. */
diff --git a/src/gallium/drivers/r600/r600_pipe.c
b/src/gallium/drivers/r600/r600_pipe.c
index 0129750..36297f3 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -369,6 +369,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum
pipe_cap param)
case PIPE_CAP_GENERATE_MIPMAP:
case PIPE_CAP_STRING_MARKER:
case PIPE_CAP_QUERY_BUFFER_OBJECT:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c
b/src/gallium/drivers/radeonsi/si_pipe.c
index f564f01..d3f3677 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -361,6 +361,7 @@ static int si_get_param(struct pipe_screen* pscreen, enum
pipe_cap param)
case PIPE_CAP_GENERATE_MIPMAP:
case PIPE_CAP_STRING_MARKER:
case PIPE_CAP_QUERY_BUFFER_OBJECT:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
diff --git a/src/gallium/drivers/softpipe/sp_screen.c
b/src/gallium/drivers/softpipe/sp_screen.c
index 1738cae..75618ab 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -265,6 +265,7 @@ softpipe_get_param(struct pipe_screen *screen, enum
pipe_cap param)
case PIPE_CAP_STRING_MARKER:
case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
case PIPE_CAP_QUERY_BUFFER_OBJECT:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
}
/* should only get here on unhandled cases */
diff --git a/src/gallium/drivers/svga/svga_screen.c
b/src/gallium/drivers/svga/svga_screen.c
index eeed59c..57e2ad4 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -399,6 +399,7 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap
param)
case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL:
case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
case PIPE_CAP_QUERY_BUFFER_OBJECT:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
}
diff --git a/src/gallium/drivers/vc4/vc4_screen.c
b/src/gallium/drivers/vc4/vc4_screen.c
index 371f662..6e04a73 100644
--- a/src/gallium/drivers/vc4/vc4_screen.c
+++ b/src/gallium/drivers/vc4/vc4_screen.c
@@ -202,6 +202,7 @@ vc4_screen_get_param(struct pipe_screen *pscreen, enum
pipe_cap param)
case PIPE_CAP_STRING_MARKER:
case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
case PIPE_CAP_QUERY_BUFFER_OBJECT:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
/* Stream output. */
diff --git a/src/gallium/drivers/virgl/virgl_screen.c
b/src/gallium/drivers/virgl/virgl_screen.c
index 18263e9..14db63a 100644
--- a/src/gallium/drivers/virgl/virgl_screen.c
+++ b/src/gallium/drivers/virgl/virgl_screen.c
@@ -232,6 +232,7 @@ virgl_get_param(struct pipe_screen *screen, enum pipe_cap
param)
case PIPE_CAP_GENERATE_MIPMAP:
case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
case PIPE_CAP_QUERY_BUFFER_OBJECT:
+ case PIPE_CAP_MAX_FRAMEBUFFER_LAYERS:
return 0;
case PIPE_CAP_VENDOR_ID:
return 0x1af4;
diff --git a/src/gallium/include/pipe/p_defines.h
b/src/gallium/include/pipe/p_defines.h
index 75b9bf9..4ee0778 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -651,6 +651,7 @@ enum pipe_cap
PIPE_CAP_STRING_MARKER,
PIPE_CAP_SURFACE_REINTERPRET_BLOCKS,
PIPE_CAP_QUERY_BUFFER_OBJECT,
+ PIPE_CAP_MAX_FRAMEBUFFER_LAYERS,
};
#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 63a0043..722526f 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -490,6 +490,7 @@ void st_init_extensions(struct pipe_screen *screen,
{ o(ARB_fragment_program_shadow), PIPE_CAP_TEXTURE_SHADOW_MAP
},
{ o(ARB_framebuffer_object), PIPE_CAP_MIXED_FRAMEBUFFER_SIZES
},
{ o(ARB_indirect_parameters),
PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS },
+ { o(ARB_framebuffer_no_attachments), PIPE_CAP_MAX_FRAMEBUFFER_LAYERS
},
{ o(ARB_instanced_arrays),
PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR },
{ o(ARB_occlusion_query), PIPE_CAP_OCCLUSION_QUERY
},
{ o(ARB_occlusion_query2), PIPE_CAP_OCCLUSION_QUERY
},
@@ -963,6 +964,18 @@ void st_init_extensions(struct pipe_screen *screen,
extensions->AMD_vertex_shader_viewport_index = GL_TRUE;
}
+ /* ARB_framebuffer_no_attachments */
+ consts->MaxFramebufferWidth = consts->MaxViewportWidth;
+ consts->MaxFramebufferHeight = consts->MaxViewportHeight;
+ consts->MaxFramebufferSamples = consts->MaxSamples;
+ consts->MaxFramebufferLayers
+ = screen->get_param(screen, PIPE_CAP_MAX_FRAMEBUFFER_LAYERS);
+ if ((consts->MaxSamples >= 4 && consts->MaxFramebufferLayers >= 2048)
+ || (consts->MaxFramebufferSamples >= consts->MaxSamples &&
+ consts->MaxFramebufferLayers >= consts->MaxArrayTextureLayers))
+ extensions->ARB_framebuffer_no_attachments = GL_TRUE;
+
+
/* GL_ARB_ES3_compatibility.
*
* Assume that ES3 is supported if GLSL 3.30 is supported.
--
2.5.0
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