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radv: enable sample shading

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This calculates ps_iter_samples from the minSampleShading input

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2016-11-24 00:44:28 +00:00
parent 486472a98d
commit feef47bb59
2 changed files with 4 additions and 2 deletions
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2
src/amd/vulkan/radv_device.c
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@ -570,7 +570,7 @@ void radv_GetPhysicalDeviceFeatures(
.independentBlend = true,
.geometryShader = !is_gfx9,
.tessellationShader = !is_gfx9,
.sampleRateShading = false,
.sampleRateShading = true,
.dualSrcBlend = true,
.logicOp = true,
.multiDrawIndirect = true,

4
src/amd/vulkan/radv_pipeline.c
View file

@ -1349,7 +1349,9 @@ radv_pipeline_init_multisample_state(struct radv_pipeline *pipeline,
else
ms->num_samples = 1;
if (pipeline->shaders[MESA_SHADER_FRAGMENT]->info.fs.force_persample) {
if (vkms && vkms->sampleShadingEnable) {
ps_iter_samples = ceil(vkms->minSampleShading * ms->num_samples);
} else if (pipeline->shaders[MESA_SHADER_FRAGMENT]->info.fs.force_persample) {
ps_iter_samples = ms->num_samples;
}