93 lines
3.0 KiB
C++
93 lines
3.0 KiB
C++
//--------------------------------------------------------------------------------------
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// File: DDSTextureLoader12.h
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//
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// Functions for loading a DDS texture and creating a Direct3D runtime resource for it
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//
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// Note these functions are useful as a light-weight runtime loader for DDS files. For
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// a full-featured DDS file reader, writer, and texture processing pipeline see
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// the 'Texconv' sample and the 'DirectXTex' library.
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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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// http://go.microsoft.com/fwlink/?LinkId=248926
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// http://go.microsoft.com/fwlink/?LinkID=615561
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//--------------------------------------------------------------------------------------
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#pragma once
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#include <d3d12.h>
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#include <memory>
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#include <vector>
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#include <stdint.h>
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namespace DirectX
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{
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#ifndef DDS_ALPHA_MODE_DEFINED
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#define DDS_ALPHA_MODE_DEFINED
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enum DDS_ALPHA_MODE
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{
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DDS_ALPHA_MODE_UNKNOWN = 0,
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DDS_ALPHA_MODE_STRAIGHT = 1,
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DDS_ALPHA_MODE_PREMULTIPLIED = 2,
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DDS_ALPHA_MODE_OPAQUE = 3,
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DDS_ALPHA_MODE_CUSTOM = 4,
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};
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#endif
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enum DDS_LOADER_FLAGS
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{
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DDS_LOADER_DEFAULT = 0,
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DDS_LOADER_FORCE_SRGB = 0x1,
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DDS_LOADER_MIP_RESERVE = 0x8,
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};
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// Standard version
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HRESULT __cdecl LoadDDSTextureFromMemory(
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_In_ ID3D12Device* d3dDevice,
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_In_reads_bytes_(ddsDataSize) const uint8_t* ddsData,
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size_t ddsDataSize,
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_Outptr_ ID3D12Resource** texture,
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std::vector<D3D12_SUBRESOURCE_DATA>& subresources,
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size_t maxsize = 0,
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_Out_opt_ DDS_ALPHA_MODE* alphaMode = nullptr,
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_Out_opt_ bool* isCubeMap = nullptr);
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HRESULT __cdecl LoadDDSTextureFromFile(
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_In_ ID3D12Device* d3dDevice,
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_In_z_ const wchar_t* szFileName,
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_Outptr_ ID3D12Resource** texture,
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std::unique_ptr<uint8_t[]>& ddsData,
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std::vector<D3D12_SUBRESOURCE_DATA>& subresources,
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size_t maxsize = 0,
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_Out_opt_ DDS_ALPHA_MODE* alphaMode = nullptr,
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_Out_opt_ bool* isCubeMap = nullptr);
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// Extended version
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HRESULT __cdecl LoadDDSTextureFromMemoryEx(
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_In_ ID3D12Device* d3dDevice,
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_In_reads_bytes_(ddsDataSize) const uint8_t* ddsData,
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size_t ddsDataSize,
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size_t maxsize,
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D3D12_RESOURCE_FLAGS resFlags,
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unsigned int loadFlags,
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_Outptr_ ID3D12Resource** texture,
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std::vector<D3D12_SUBRESOURCE_DATA>& subresources,
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_Out_opt_ DDS_ALPHA_MODE* alphaMode = nullptr,
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_Out_opt_ bool* isCubeMap = nullptr);
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HRESULT __cdecl LoadDDSTextureFromFileEx(
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_In_ ID3D12Device* d3dDevice,
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_In_z_ const wchar_t* szFileName,
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size_t maxsize,
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D3D12_RESOURCE_FLAGS resFlags,
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unsigned int loadFlags,
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_Outptr_ ID3D12Resource** texture,
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std::unique_ptr<uint8_t[]>& ddsData,
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std::vector<D3D12_SUBRESOURCE_DATA>& subresources,
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_Out_opt_ DDS_ALPHA_MODE* alphaMode = nullptr,
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_Out_opt_ bool* isCubeMap = nullptr);
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}
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