| // Copyright 2017 The Dawn Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "dawn_native/d3d12/ShaderModuleD3D12.h" |
| |
| #include "common/Assert.h" |
| #include "common/BitSetIterator.h" |
| #include "dawn_native/d3d12/BindGroupLayoutD3D12.h" |
| #include "dawn_native/d3d12/DeviceD3D12.h" |
| #include "dawn_native/d3d12/PipelineLayoutD3D12.h" |
| |
| #include <spirv-cross/spirv_hlsl.hpp> |
| |
| namespace dawn_native { namespace d3d12 { |
| |
| ShaderModule::ShaderModule(Device* device, const ShaderModuleDescriptor* descriptor) |
| : ShaderModuleBase(device, descriptor) { |
| mSpirv.assign(descriptor->code, descriptor->code + descriptor->codeSize); |
| spirv_cross::CompilerHLSL compiler(mSpirv); |
| ExtractSpirvInfo(compiler); |
| } |
| |
| const std::string ShaderModule::GetHLSLSource(PipelineLayout* layout) const { |
| spirv_cross::CompilerHLSL compiler(mSpirv); |
| |
| // If these options are changed, the values in DawnSPIRVCrossHLSLFastFuzzer.cpp need to be |
| // updated. |
| spirv_cross::CompilerGLSL::Options options_glsl; |
| options_glsl.vertex.fixup_clipspace = true; |
| options_glsl.vertex.flip_vert_y = true; |
| compiler.set_common_options(options_glsl); |
| |
| spirv_cross::CompilerHLSL::Options options_hlsl; |
| options_hlsl.shader_model = 51; |
| compiler.set_hlsl_options(options_hlsl); |
| |
| const ModuleBindingInfo& moduleBindingInfo = GetBindingInfo(); |
| for (uint32_t group : IterateBitSet(layout->GetBindGroupLayoutsMask())) { |
| const auto& bindingOffsets = |
| ToBackend(layout->GetBindGroupLayout(group))->GetBindingOffsets(); |
| const auto& groupBindingInfo = moduleBindingInfo[group]; |
| for (uint32_t binding = 0; binding < groupBindingInfo.size(); ++binding) { |
| const BindingInfo& bindingInfo = groupBindingInfo[binding]; |
| if (bindingInfo.used) { |
| uint32_t bindingOffset = bindingOffsets[binding]; |
| compiler.set_decoration(bindingInfo.id, spv::DecorationBinding, bindingOffset); |
| } |
| } |
| } |
| return compiler.compile(); |
| } |
| |
| }} // namespace dawn_native::d3d12 |