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authorAxel Davy <axel.davy@ens.fr>2015-01-17 14:30:17 +0100
committerAxel Davy <axel.davy@ens.fr>2015-02-06 00:07:18 +0100
commiteb1c12d20d96f56fbfa68d79bcf2103d8b3846bb (patch)
tree3a2ec86b9a8df7db41e4b866c68142bfbfd6a032 /src/gallium/drivers/i915/i915_screen.c
parent77cc799853232802627a14e5aaa408bfbed001aa (diff)
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gallium: Add MULTISAMPLE_Z_RESOLVE cap
Resolving a multisampled depth texture into a single sampled texture is supported on >= SM4.1 hw. It is possible some previous hw support it. The ability was tested on radeonsi and nvc0. Apparently is is also supported for radeon >= r700. This patch adds the MULTISAMPLE_Z_RESOLVE cap and add it to the drivers. It is advertised for drivers for which it is sure the ability is supported. Reviewed-by: Marek Olšák <marek.olsak@amd.com> Signed-off-by: Axel Davy <axel.davy@ens.fr>
Diffstat (limited to 'src/gallium/drivers/i915/i915_screen.c')
-rw-r--r--src/gallium/drivers/i915/i915_screen.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c
index bbc901e..2dcb507 100644
--- a/src/gallium/drivers/i915/i915_screen.c
+++ b/src/gallium/drivers/i915/i915_screen.c
@@ -228,6 +228,7 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
case PIPE_CAP_CLIP_HALFZ:
case PIPE_CAP_VERTEXID_NOBASE:
case PIPE_CAP_POLYGON_OFFSET_CLAMP:
+ case PIPE_CAP_MULTISAMPLE_Z_RESOLVE:
return 0;
case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS: