| // Copyright 2017 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef SRC_DAWN_NATIVE_PIPELINELAYOUT_H_ |
| #define SRC_DAWN_NATIVE_PIPELINELAYOUT_H_ |
| |
| #include <array> |
| #include <bitset> |
| #include <string> |
| #include <vector> |
| |
| #include "dawn/common/ContentLessObjectCacheable.h" |
| #include "dawn/common/ityp_array.h" |
| #include "dawn/common/ityp_bitset.h" |
| #include "dawn/native/BindingInfo.h" |
| #include "dawn/native/CachedObject.h" |
| #include "dawn/native/Error.h" |
| #include "dawn/native/Forward.h" |
| #include "dawn/native/IntegerTypes.h" |
| #include "dawn/native/ObjectBase.h" |
| #include "dawn/native/dawn_platform.h" |
| #include "partition_alloc/pointers/raw_ptr.h" |
| |
| namespace dawn::native { |
| |
| ResultOrError<UnpackedPtr<PipelineLayoutDescriptor>> ValidatePipelineLayoutDescriptor( |
| DeviceBase*, |
| const PipelineLayoutDescriptor* descriptor, |
| PipelineCompatibilityToken pipelineCompatibilityToken = PipelineCompatibilityToken(0)); |
| |
| struct StageAndDescriptor { |
| StageAndDescriptor(SingleShaderStage shaderStage, |
| ShaderModuleBase* module, |
| const char* entryPoint, |
| size_t constantCount, |
| ConstantEntry const* constants); |
| |
| SingleShaderStage shaderStage; |
| raw_ptr<ShaderModuleBase> module; |
| std::string entryPoint; |
| size_t constantCount = 0u; |
| ConstantEntry const* constants = nullptr; |
| }; |
| |
| class PipelineLayoutBase : public ApiObjectBase, |
| public CachedObject, |
| public ContentLessObjectCacheable<PipelineLayoutBase> { |
| public: |
| PipelineLayoutBase(DeviceBase* device, |
| const UnpackedPtr<PipelineLayoutDescriptor>& descriptor, |
| ApiObjectBase::UntrackedByDeviceTag tag); |
| PipelineLayoutBase(DeviceBase* device, const UnpackedPtr<PipelineLayoutDescriptor>& descriptor); |
| ~PipelineLayoutBase() override; |
| |
| static PipelineLayoutBase* MakeError(DeviceBase* device, const char* label); |
| static ResultOrError<Ref<PipelineLayoutBase>> CreateDefault( |
| DeviceBase* device, |
| std::vector<StageAndDescriptor> stages); |
| |
| ObjectType GetType() const override; |
| |
| const BindGroupLayoutBase* GetFrontendBindGroupLayout(BindGroupIndex group) const; |
| BindGroupLayoutBase* GetFrontendBindGroupLayout(BindGroupIndex group); |
| const BindGroupLayoutInternalBase* GetBindGroupLayout(BindGroupIndex group) const; |
| BindGroupLayoutInternalBase* GetBindGroupLayout(BindGroupIndex group); |
| const BindGroupMask& GetBindGroupLayoutsMask() const; |
| bool HasPixelLocalStorage() const; |
| const std::vector<wgpu::TextureFormat>& GetStorageAttachmentSlots() const; |
| bool HasAnyStorageAttachments() const; |
| |
| // Utility functions to compute inherited bind groups. |
| // Returns the inherited bind groups as a mask. |
| BindGroupMask InheritedGroupsMask(const PipelineLayoutBase* other) const; |
| |
| // Returns the index of the first incompatible bind group in the range |
| // [0, kMaxBindGroups] |
| BindGroupIndex GroupsInheritUpTo(const PipelineLayoutBase* other) const; |
| |
| // Functions necessary for the unordered_set<PipelineLayoutBase*>-based cache. |
| size_t ComputeContentHash() override; |
| |
| struct EqualityFunc { |
| bool operator()(const PipelineLayoutBase* a, const PipelineLayoutBase* b) const; |
| }; |
| |
| protected: |
| PipelineLayoutBase(DeviceBase* device, ObjectBase::ErrorTag tag, const char* label); |
| void DestroyImpl() override; |
| |
| PerBindGroup<Ref<BindGroupLayoutBase>> mBindGroupLayouts; |
| BindGroupMask mMask; |
| bool mHasPLS = false; |
| std::vector<wgpu::TextureFormat> mStorageAttachmentSlots; |
| }; |
| |
| } // namespace dawn::native |
| |
| #endif // SRC_DAWN_NATIVE_PIPELINELAYOUT_H_ |