65 lines
2.7 KiB
C++
65 lines
2.7 KiB
C++
//-------------------------------------------------------------------------------------
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// BCDirectCompute.h
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//
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// Direct3D 11 Compute Shader BC Compressor
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
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//-------------------------------------------------------------------------------------
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#pragma once
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namespace DirectX
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{
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class GPUCompressBC
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{
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public:
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GPUCompressBC() noexcept;
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HRESULT Initialize(_In_ ID3D11Device* pDevice);
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HRESULT Prepare(size_t width, size_t height, uint32_t flags, DXGI_FORMAT format, float alphaWeight);
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HRESULT Compress(const Image& srcImage, const Image& destImage);
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DXGI_FORMAT GetSourceFormat() const noexcept { return m_srcformat; }
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private:
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DXGI_FORMAT m_bcformat;
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DXGI_FORMAT m_srcformat;
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float m_alphaWeight;
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bool m_bc7_mode02;
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bool m_bc7_mode137;
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size_t m_width;
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size_t m_height;
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Microsoft::WRL::ComPtr<ID3D11Device> m_device;
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Microsoft::WRL::ComPtr<ID3D11DeviceContext> m_context;
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Microsoft::WRL::ComPtr<ID3D11Buffer> m_err1;
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Microsoft::WRL::ComPtr<ID3D11UnorderedAccessView> m_err1UAV;
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Microsoft::WRL::ComPtr<ID3D11ShaderResourceView> m_err1SRV;
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Microsoft::WRL::ComPtr<ID3D11Buffer> m_err2;
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Microsoft::WRL::ComPtr<ID3D11UnorderedAccessView> m_err2UAV;
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Microsoft::WRL::ComPtr<ID3D11ShaderResourceView> m_err2SRV;
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Microsoft::WRL::ComPtr<ID3D11Buffer> m_output;
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Microsoft::WRL::ComPtr<ID3D11Buffer> m_outputCPU;
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Microsoft::WRL::ComPtr<ID3D11UnorderedAccessView> m_outputUAV;
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Microsoft::WRL::ComPtr<ID3D11Buffer> m_constBuffer;
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// Compute shader library
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Microsoft::WRL::ComPtr<ID3D11ComputeShader> m_BC6H_tryModeG10CS;
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Microsoft::WRL::ComPtr<ID3D11ComputeShader> m_BC6H_tryModeLE10CS;
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Microsoft::WRL::ComPtr<ID3D11ComputeShader> m_BC6H_encodeBlockCS;
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Microsoft::WRL::ComPtr<ID3D11ComputeShader> m_BC7_tryMode456CS;
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Microsoft::WRL::ComPtr<ID3D11ComputeShader> m_BC7_tryMode137CS;
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Microsoft::WRL::ComPtr<ID3D11ComputeShader> m_BC7_tryMode02CS;
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Microsoft::WRL::ComPtr<ID3D11ComputeShader> m_BC7_encodeBlockCS;
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};
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} // namespace
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