| // 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. |
| |
| #ifndef DAWNNATIVE_D3D12_BINDGROUPD3D12_H_ |
| #define DAWNNATIVE_D3D12_BINDGROUPD3D12_H_ |
| |
| #include "common/PlacementAllocated.h" |
| #include "common/Serial.h" |
| #include "dawn_native/BindGroup.h" |
| #include "dawn_native/d3d12/CPUDescriptorHeapAllocationD3D12.h" |
| #include "dawn_native/d3d12/GPUDescriptorHeapAllocationD3D12.h" |
| |
| namespace dawn_native { namespace d3d12 { |
| |
| class Device; |
| class ShaderVisibleDescriptorAllocator; |
| |
| class BindGroup final : public BindGroupBase, public PlacementAllocated { |
| public: |
| static ResultOrError<BindGroup*> Create(Device* device, |
| const BindGroupDescriptor* descriptor); |
| |
| BindGroup(Device* device, |
| const BindGroupDescriptor* descriptor, |
| uint32_t viewSizeIncrement, |
| const CPUDescriptorHeapAllocation& viewAllocation, |
| uint32_t samplerSizeIncrement, |
| const CPUDescriptorHeapAllocation& samplerAllocation); |
| |
| // Returns true if the BindGroup was successfully populated. |
| bool PopulateViews(ShaderVisibleDescriptorAllocator* viewAllocator); |
| bool PopulateSamplers(ShaderVisibleDescriptorAllocator* samplerAllocator); |
| |
| D3D12_GPU_DESCRIPTOR_HANDLE GetBaseViewDescriptor() const; |
| D3D12_GPU_DESCRIPTOR_HANDLE GetBaseSamplerDescriptor() const; |
| |
| private: |
| bool Populate(ShaderVisibleDescriptorAllocator* allocator, |
| uint32_t descriptorCount, |
| D3D12_DESCRIPTOR_HEAP_TYPE heapType, |
| const CPUDescriptorHeapAllocation& stagingAllocation, |
| GPUDescriptorHeapAllocation* allocation); |
| |
| ~BindGroup() override; |
| |
| GPUDescriptorHeapAllocation mGPUSamplerAllocation; |
| GPUDescriptorHeapAllocation mGPUViewAllocation; |
| |
| CPUDescriptorHeapAllocation mCPUSamplerAllocation; |
| CPUDescriptorHeapAllocation mCPUViewAllocation; |
| }; |
| }} // namespace dawn_native::d3d12 |
| |
| #endif // DAWNNATIVE_D3D12_BINDGROUPD3D12_H_ |