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https://github.com/encounter/dawn-cmake.git
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293ea7746d
Previously it would only return a boolean which made it difficult to know why the validation is failing. BUG=dawn:128 Change-Id: Id129a84f7777ba2efc5f12292aeccb83c076b9af Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/8362 Commit-Queue: Kai Ninomiya <kainino@chromium.org> Reviewed-by: Austin Eng <enga@chromium.org> Reviewed-by: Kai Ninomiya <kainino@chromium.org>
128 lines
4.9 KiB
C++
128 lines
4.9 KiB
C++
// Copyright 2017 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef DAWNNATIVE_RENDERPIPELINE_H_
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#define DAWNNATIVE_RENDERPIPELINE_H_
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#include "dawn_native/Pipeline.h"
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#include "dawn_native/dawn_platform.h"
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#include <array>
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#include <bitset>
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namespace dawn_native {
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struct BeginRenderPassCmd;
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class DeviceBase;
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MaybeError ValidateRenderPipelineDescriptor(DeviceBase* device,
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const RenderPipelineDescriptor* descriptor);
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size_t IndexFormatSize(dawn::IndexFormat format);
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uint32_t VertexFormatNumComponents(dawn::VertexFormat format);
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size_t VertexFormatComponentSize(dawn::VertexFormat format);
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size_t VertexFormatSize(dawn::VertexFormat format);
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bool StencilTestEnabled(const DepthStencilStateDescriptor* mDepthStencilState);
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bool BlendEnabled(const ColorStateDescriptor* mColorState);
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struct VertexAttributeInfo {
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uint32_t shaderLocation;
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uint32_t inputSlot;
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uint64_t offset;
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dawn::VertexFormat format;
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};
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struct VertexBufferInfo {
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uint64_t stride;
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dawn::InputStepMode stepMode;
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};
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class RenderPipelineBase : public PipelineBase {
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public:
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RenderPipelineBase(DeviceBase* device,
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const RenderPipelineDescriptor* descriptor,
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bool blueprint = false);
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~RenderPipelineBase() override;
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static RenderPipelineBase* MakeError(DeviceBase* device);
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const VertexInputDescriptor* GetVertexInputDescriptor() const;
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const std::bitset<kMaxVertexAttributes>& GetAttributesSetMask() const;
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const VertexAttributeInfo& GetAttribute(uint32_t location) const;
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const std::bitset<kMaxVertexBuffers>& GetInputsSetMask() const;
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const VertexBufferInfo& GetInput(uint32_t slot) const;
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const ColorStateDescriptor* GetColorStateDescriptor(uint32_t attachmentSlot) const;
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const DepthStencilStateDescriptor* GetDepthStencilStateDescriptor() const;
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dawn::PrimitiveTopology GetPrimitiveTopology() const;
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dawn::CullMode GetCullMode() const;
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dawn::FrontFace GetFrontFace() const;
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std::bitset<kMaxColorAttachments> GetColorAttachmentsMask() const;
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bool HasDepthStencilAttachment() const;
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dawn::TextureFormat GetColorAttachmentFormat(uint32_t attachment) const;
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dawn::TextureFormat GetDepthStencilFormat() const;
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uint32_t GetSampleCount() const;
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// A pipeline can be used in a render pass if its attachment info matches the actual
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// attachments in the render pass. This returns whether it is the case.
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MaybeError ValidateCompatibleWith(const BeginRenderPassCmd* renderPassCmd) const;
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std::bitset<kMaxVertexAttributes> GetAttributesUsingInput(uint32_t slot) const;
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std::array<std::bitset<kMaxVertexAttributes>, kMaxVertexBuffers> attributesUsingInput;
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// Functors necessary for the unordered_set<RenderPipelineBase*>-based cache.
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struct HashFunc {
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size_t operator()(const RenderPipelineBase* pipeline) const;
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};
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struct EqualityFunc {
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bool operator()(const RenderPipelineBase* a, const RenderPipelineBase* b) const;
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};
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private:
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RenderPipelineBase(DeviceBase* device, ObjectBase::ErrorTag tag);
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// Vertex input
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VertexInputDescriptor mVertexInput;
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std::bitset<kMaxVertexAttributes> mAttributesSetMask;
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std::array<VertexAttributeInfo, kMaxVertexAttributes> mAttributeInfos;
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std::bitset<kMaxVertexBuffers> mInputsSetMask;
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std::array<VertexBufferInfo, kMaxVertexBuffers> mInputInfos;
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// Attachments
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bool mHasDepthStencilAttachment = false;
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DepthStencilStateDescriptor mDepthStencilState;
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std::bitset<kMaxColorAttachments> mColorAttachmentsSet;
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std::array<ColorStateDescriptor, kMaxColorAttachments> mColorStates;
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// Other state
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dawn::PrimitiveTopology mPrimitiveTopology;
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RasterizationStateDescriptor mRasterizationState;
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uint32_t mSampleCount;
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// Stage information
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// TODO(cwallez@chromium.org): Store a crypto hash of the modules instead.
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Ref<ShaderModuleBase> mVertexModule;
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std::string mVertexEntryPoint;
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Ref<ShaderModuleBase> mFragmentModule;
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std::string mFragmentEntryPoint;
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bool mIsBlueprint = false;
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};
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} // namespace dawn_native
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#endif // DAWNNATIVE_RENDERPIPELINE_H_
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