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spirv: Implement ViewportMask with NV_viewport_array2

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This commit is contained in:
ReinUsesLisp
2021-04-16 16:31:15 -03:00
committed by ameerj
parent 4657cf78fd
commit e3514bcd6b
10 changed files with 32 additions and 0 deletions
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4
src/shader_recompiler/backend/spirv/emit_context.cpp
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@@ -457,6 +457,7 @@ void EmitContext::DefineCommonTypes(const Info& info) {
input_s32 = Name(TypePointer(spv::StorageClass::Input, TypeInt(32, true)), "input_s32");
output_f32 = Name(TypePointer(spv::StorageClass::Output, F32[1]), "output_f32");
output_u32 = Name(TypePointer(spv::StorageClass::Output, U32[1]), "output_u32");
if (info.uses_int8) {
AddCapability(spv::Capability::Int8);
@@ -1131,6 +1132,9 @@ void EmitContext::DefineOutputs(const IR::Program& program) {
}
viewport_index = DefineOutput(*this, U32[1], invocations, spv::BuiltIn::ViewportIndex);
}
if (info.stores_viewport_mask && profile.support_viewport_mask) {
viewport_mask = DefineOutput(*this, TypeArray(U32[1], Constant(U32[1], 1u)), std::nullopt);
}
for (size_t index = 0; index < info.stores_generics.size(); ++index) {
if (info.stores_generics[index]) {
DefineGenericOutput(*this, index, invocations);

2
src/shader_recompiler/backend/spirv/emit_context.h
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@@ -134,6 +134,7 @@ public:
Id input_s32{};
Id output_f32{};
Id output_u32{};
Id image_buffer_type{};
Id sampled_texture_buffer_type{};
@@ -167,6 +168,7 @@ public:
Id clip_distances{};
Id layer{};
Id viewport_index{};
Id viewport_mask{};
Id primitive_id{};
Id fswzadd_lut_a{};

4
src/shader_recompiler/backend/spirv/emit_spirv.cpp
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@@ -303,6 +303,10 @@ void SetupCapabilities(const Profile& profile, const Info& info, EmitContext& ct
if (info.stores_viewport_index) {
ctx.AddCapability(spv::Capability::MultiViewport);
}
if (info.stores_viewport_mask && profile.support_viewport_mask) {
ctx.AddExtension("SPV_NV_viewport_array2");
ctx.AddCapability(spv::Capability::ShaderViewportMaskNV);
}
if (info.stores_layer || info.stores_viewport_index) {
if (profile.support_viewport_index_layer_non_geometry && ctx.stage != Stage::Geometry) {
ctx.AddExtension("SPV_EXT_shader_viewport_index_layer");

5
src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
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@@ -99,6 +99,11 @@ std::optional<Id> OutputAttrPointer(EmitContext& ctx, IR::Attribute attr) {
ctx.stage == Shader::Stage::Geometry
? std::optional<Id>{ctx.viewport_index}
: std::nullopt;
case IR::Attribute::ViewportMask:
if (!ctx.profile.support_viewport_mask) {
return std::nullopt;
}
return ctx.OpAccessChain(ctx.output_u32, ctx.viewport_mask, ctx.u32_zero_value);
default:
throw NotImplementedException("Read attribute {}", attr);
}

3
src/shader_recompiler/ir_opt/collect_shader_info_pass.cpp
View File

@@ -96,6 +96,9 @@ void SetAttribute(Info& info, IR::Attribute attribute) {
case IR::Attribute::ViewportIndex:
info.stores_viewport_index = true;
break;
case IR::Attribute::ViewportMask:
info.stores_viewport_mask = true;
break;
default:
throw NotImplementedException("Set attribute {}", attribute);
}

1
src/shader_recompiler/profile.h
View File

@@ -75,6 +75,7 @@ struct Profile {
bool support_explicit_workgroup_layout{};
bool support_vote{};
bool support_viewport_index_layer_non_geometry{};
bool support_viewport_mask{};
bool support_typeless_image_loads{};
bool warp_size_potentially_larger_than_guest{};
bool support_int64_atomics{};

1
src/shader_recompiler/shader_info.h
View File

@@ -124,6 +124,7 @@ struct Info {
bool stores_clip_distance{};
bool stores_layer{};
bool stores_viewport_index{};
bool stores_viewport_mask{};
bool stores_tess_level_outer{};
bool stores_tess_level_inner{};
bool stores_indexed_attributes{};

1
src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
View File

@@ -690,6 +690,7 @@ PipelineCache::PipelineCache(RasterizerVulkan& rasterizer_, Tegra::GPU& gpu_,
.support_vote = true,
.support_viewport_index_layer_non_geometry =
device.IsExtShaderViewportIndexLayerSupported(),
.support_viewport_mask = device.IsNvViewportArray2Supported(),
.support_typeless_image_loads = device.IsFormatlessImageLoadSupported(),
.warp_size_potentially_larger_than_guest = device.IsWarpSizePotentiallyBiggerThanGuest(),
.support_int64_atomics = device.IsExtShaderAtomicInt64Supported(),

5
src/video_core/vulkan_common/vulkan_device.cpp
View File

@@ -346,6 +346,10 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
LOG_INFO(Render_Vulkan, "Device doesn't support viewport swizzles");
}
if (!nv_viewport_array2) {
LOG_INFO(Render_Vulkan, "Device doesn't support viewport masks");
}
VkPhysicalDeviceUniformBufferStandardLayoutFeaturesKHR std430_layout;
if (khr_uniform_buffer_standard_layout) {
std430_layout = {
@@ -724,6 +728,7 @@ std::vector<const char*> Device::LoadExtensions(bool requires_surface) {
}
};
test(nv_viewport_swizzle, VK_NV_VIEWPORT_SWIZZLE_EXTENSION_NAME, true);
test(nv_viewport_array2, VK_NV_VIEWPORT_ARRAY2_EXTENSION_NAME, true);
test(khr_uniform_buffer_standard_layout,
VK_KHR_UNIFORM_BUFFER_STANDARD_LAYOUT_EXTENSION_NAME, true);
test(khr_spirv_1_4, VK_KHR_SPIRV_1_4_EXTENSION_NAME, true);

6
src/video_core/vulkan_common/vulkan_device.h
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@@ -169,6 +169,11 @@ public:
return nv_viewport_swizzle;
}
/// Returns true if the device supports VK_NV_viewport_array2.
bool IsNvViewportArray2Supported() const {
return nv_viewport_array2;
}
/// Returns true if the device supports VK_KHR_uniform_buffer_standard_layout.
bool IsKhrUniformBufferStandardLayoutSupported() const {
return khr_uniform_buffer_standard_layout;
@@ -312,6 +317,7 @@ private:
bool is_shader_storage_image_multisample{}; ///< Support for image operations on MSAA images.
bool is_blit_depth_stencil_supported{}; ///< Support for blitting from and to depth stencil.
bool nv_viewport_swizzle{}; ///< Support for VK_NV_viewport_swizzle.
bool nv_viewport_array2{}; ///< Support for VK_NV_viewport_array2.
bool khr_uniform_buffer_standard_layout{}; ///< Support for scalar uniform buffer layouts.
bool khr_spirv_1_4{}; ///< Support for VK_KHR_spirv_1_4.
bool khr_workgroup_memory_explicit_layout{}; ///< Support for explicit workgroup layouts.