| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "impeller/renderer/compute_pipeline_descriptor.h" |
| |
| #include "impeller/renderer/formats.h" |
| #include "impeller/renderer/shader_function.h" |
| #include "impeller/renderer/shader_library.h" |
| #include "impeller/renderer/vertex_descriptor.h" |
| |
| namespace impeller { |
| |
| ComputePipelineDescriptor::ComputePipelineDescriptor() = default; |
| |
| ComputePipelineDescriptor::~ComputePipelineDescriptor() = default; |
| |
| // Comparable<ComputePipelineDescriptor> |
| std::size_t ComputePipelineDescriptor::GetHash() const { |
| auto seed = fml::HashCombine(); |
| fml::HashCombineSeed(seed, label_); |
| if (entrypoint_) { |
| fml::HashCombineSeed(seed, entrypoint_->GetHash()); |
| } |
| return seed; |
| } |
| |
| // Comparable<ComputePipelineDescriptor> |
| bool ComputePipelineDescriptor::IsEqual( |
| const ComputePipelineDescriptor& other) const { |
| return label_ == other.label_ && |
| DeepComparePointer(entrypoint_, other.entrypoint_); |
| } |
| |
| ComputePipelineDescriptor& ComputePipelineDescriptor::SetLabel( |
| std::string label) { |
| label_ = std::move(label); |
| return *this; |
| } |
| |
| ComputePipelineDescriptor& ComputePipelineDescriptor::SetStageEntrypoint( |
| std::shared_ptr<const ShaderFunction> function) { |
| FML_DCHECK(!function || function->GetStage() == ShaderStage::kCompute); |
| if (!function || function->GetStage() != ShaderStage::kCompute) { |
| return *this; |
| } |
| |
| if (function->GetStage() == ShaderStage::kUnknown) { |
| return *this; |
| } |
| |
| entrypoint_ = std::move(function); |
| |
| return *this; |
| } |
| |
| std::shared_ptr<const ShaderFunction> |
| ComputePipelineDescriptor::GetStageEntrypoint() const { |
| return entrypoint_; |
| } |
| |
| const std::string& ComputePipelineDescriptor::GetLabel() const { |
| return label_; |
| } |
| |
| } // namespace impeller |