| 36 | } |
| 37 | |
| 38 | void LoadTexture(Texture& texture, const wchar* filePath, bool forceSRGB) |
| 39 | { |
| 40 | texture.Shutdown(); |
| 41 | if(FileExists(filePath) == false) |
| 42 | throw Exception(MakeString(L"Texture file with path '%ls' does not exist", filePath)); |
| 43 | |
| 44 | DirectX::ScratchImage image; |
| 45 | |
| 46 | const std::wstring extension = GetFileExtension(filePath); |
| 47 | if(extension == L"DDS" || extension == L"dds") |
| 48 | { |
| 49 | DXCall(DirectX::LoadFromDDSFile(filePath, DirectX::DDS_FLAGS_NONE, nullptr, image)); |
| 50 | } |
| 51 | else if(extension == L"TGA" || extension == L"tga") |
| 52 | { |
| 53 | DirectX::ScratchImage tempImage; |
| 54 | DXCall(DirectX::LoadFromTGAFile(filePath, nullptr, tempImage)); |
| 55 | DXCall(DirectX::GenerateMipMaps(*tempImage.GetImage(0, 0, 0), DirectX::TEX_FILTER_DEFAULT, 0, image, false)); |
| 56 | } |
| 57 | else |
| 58 | { |
| 59 | DirectX::ScratchImage tempImage; |
| 60 | DXCall(DirectX::LoadFromWICFile(filePath, DirectX::WIC_FLAGS_NONE, nullptr, tempImage)); |
| 61 | DXCall(DirectX::GenerateMipMaps(*tempImage.GetImage(0, 0, 0), DirectX::TEX_FILTER_DEFAULT, 0, image, false)); |
| 62 | } |
| 63 | |
| 64 | const DirectX::TexMetadata& metaData = image.GetMetadata(); |
| 65 | DXGI_FORMAT format = metaData.format; |
| 66 | if(forceSRGB) |
| 67 | format = DirectX::MakeSRGB(format); |
| 68 | |
| 69 | const bool is3D = metaData.dimension == DirectX::TEX_DIMENSION_TEXTURE3D; |
| 70 | |
| 71 | D3D12_RESOURCE_DESC textureDesc = { }; |
| 72 | textureDesc.MipLevels = uint16(metaData.mipLevels); |
| 73 | textureDesc.Format = format; |
| 74 | textureDesc.Width = uint32(metaData.width); |
| 75 | textureDesc.Height = uint32(metaData.height); |
| 76 | textureDesc.Flags = D3D12_RESOURCE_FLAG_NONE; |
| 77 | textureDesc.DepthOrArraySize = is3D ? uint16(metaData.depth) : uint16(metaData.arraySize); |
| 78 | textureDesc.SampleDesc.Count = 1; |
| 79 | textureDesc.SampleDesc.Quality = 0; |
| 80 | textureDesc.Dimension = is3D ? D3D12_RESOURCE_DIMENSION_TEXTURE3D : D3D12_RESOURCE_DIMENSION_TEXTURE2D; |
| 81 | textureDesc.Layout = D3D12_TEXTURE_LAYOUT_UNKNOWN; |
| 82 | textureDesc.Alignment = 0; |
| 83 | |
| 84 | ID3D12Device* device = DX12::Device; |
| 85 | DXCall(device->CreateCommittedResource(DX12::GetDefaultHeapProps(), D3D12_HEAP_FLAG_NONE, &textureDesc, |
| 86 | D3D12_RESOURCE_STATE_COMMON, nullptr, IID_PPV_ARGS(&texture.Resource))); |
| 87 | texture.Resource->SetName(filePath); |
| 88 | |
| 89 | PersistentDescriptorAlloc srvAlloc = DX12::SRVDescriptorHeap.AllocatePersistent(); |
| 90 | texture.SRV = srvAlloc.Index; |
| 91 | |
| 92 | const D3D12_SHADER_RESOURCE_VIEW_DESC* srvDescPtr = nullptr; |
| 93 | D3D12_SHADER_RESOURCE_VIEW_DESC srvDesc = { }; |
| 94 | if(metaData.IsCubemap()) |
| 95 | { |
no test coverage detected