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shader_recompiler: Implement manual barycentric interpolation path (#1644)

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* shader_recompiler: Implement manual barycentric interpolation path

* clang format

* emit_spirv: Fix typo

* emit_spirv: Simplify variable definition

* spirv_emit: clang format
This commit is contained in:
TheTurtle 2024-12-02 23:20:54 +02:00 • committed by GitHub
parent fda4f06518
commit eb844b9b63
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GPG key ID: B5690EEEBB952194
9 changed files with 129 additions and 58 deletions
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7
src/video_core/renderer_vulkan/vk_instance.cpp
View file

@ -256,6 +256,7 @@ bool Instance::CreateDevice() {
workgroup_memory_explicit_layout =
add_extension(VK_KHR_WORKGROUP_MEMORY_EXPLICIT_LAYOUT_EXTENSION_NAME);
vertex_input_dynamic_state = add_extension(VK_EXT_VERTEX_INPUT_DYNAMIC_STATE_EXTENSION_NAME);
fragment_shader_barycentric = add_extension(VK_KHR_FRAGMENT_SHADER_BARYCENTRIC_EXTENSION_NAME);
// The next two extensions are required to be available together in order to support write masks
color_write_en = add_extension(VK_EXT_COLOR_WRITE_ENABLE_EXTENSION_NAME);
@ -399,6 +400,9 @@ bool Instance::CreateDevice() {
vk::PhysicalDevicePrimitiveTopologyListRestartFeaturesEXT{
.primitiveTopologyListRestart = true,
},
vk::PhysicalDeviceFragmentShaderBarycentricFeaturesKHR{
.fragmentShaderBarycentric = true,
},
#ifdef __APPLE__
feature_chain.get<vk::PhysicalDevicePortabilitySubsetFeaturesKHR>(),
#endif
@ -438,6 +442,9 @@ bool Instance::CreateDevice() {
if (!vertex_input_dynamic_state) {
device_chain.unlink<vk::PhysicalDeviceVertexInputDynamicStateFeaturesEXT>();
}
if (!fragment_shader_barycentric) {
device_chain.unlink<vk::PhysicalDeviceFragmentShaderBarycentricFeaturesKHR>();
}
auto [device_result, dev] = physical_device.createDeviceUnique(device_chain.get());
if (device_result != vk::Result::eSuccess) {

5
src/video_core/renderer_vulkan/vk_instance.h
View file

@ -143,6 +143,11 @@ public:
return maintenance5;
}
/// Returns true when VK_KHR_fragment_shader_barycentric is supported.
bool IsFragmentShaderBarycentricSupported() const {
return fragment_shader_barycentric;
}
bool IsListRestartSupported() const {
return list_restart;
}

2
src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
View file

@ -169,6 +169,8 @@ PipelineCache::PipelineCache(const Instance& instance_, Scheduler& scheduler_,
.support_fp32_denorm_preserve = bool(vk12_props.shaderDenormPreserveFloat32),
.support_fp32_denorm_flush = bool(vk12_props.shaderDenormFlushToZeroFloat32),
.support_explicit_workgroup_layout = true,
.needs_manual_interpolation = instance.IsFragmentShaderBarycentricSupported() &&
instance.GetDriverID() == vk::DriverId::eNvidiaProprietary,
};
auto [cache_result, cache] = instance.GetDevice().createPipelineCacheUnique({});
ASSERT_MSG(cache_result == vk::Result::eSuccess, "Failed to create pipeline cache: {}",