/* * Copyright (c) Contributors to the Open 3D Engine Project. * For complete copyright and license terms please see the LICENSE at the root of this distribution. * * SPDX-License-Identifier: Apache-2.0 OR MIT * */ #include #include #include #include namespace AZ { namespace { // Flags to indicate which members contain valid data enum DdsFlags : uint32_t { Unknown = 0x00000000, Caps = 0x00000001, // DDSD_CAPS Height = 0x00000002, // DDSD_HEIGHT Width = 0x00000004, // DDSD_WIDTH Pitch = 0x00000008, // DDSD_PITCH PixelFormat = 0x00001000, // DDSD_PIXELFORMAT MipmapCount = 0x00020000, // DDSD_MIPMAPCOUNT LinearSize = 0x00080000, // DDSD_LINEARSIZE Depth = 0x00800000, // DDSD_DEPTH }; // Specifies the complexity of the surfaces stored enum DdsCaps : uint32_t { Complex = 0x00000008, // DDSCAPS_COMPLEX Mipmap = 0x00400000, // DDSCAPS_MIPMAP Texture = 0x00001000, // DDSCAPS_TEXTURE }; // Additional detail about the surfaces stored. enum DdsCaps2 : uint32_t { Cubemap = 0x00000200, // DDSCAPS2_CUBEMAP PositiveX = 0x00000400, // DDSCAPS2_CUBEMAP_POSITIVEX NegativeX = 0x00000800, // DDSCAPS2_CUBEMAP_NEGATIVEX PositiveY = 0x00001000, // DDSCAPS2_CUBEMAP_POSITIVEY NegativeY = 0x00002000, // DDSCAPS2_CUBEMAP_NEGATIVEY PositiveZ = 0x00004000, // DDSCAPS2_CUBEMAP_POSITIVEZ NegativeZ = 0x00008000, // DDSCAPS2_CUBEMAP_NEGATIVEZ CubemapAll = Cubemap | PositiveX | NegativeX | PositiveY | NegativeY | PositiveZ | NegativeZ, //DDS_CUBEMAP_ALLFACES Volume = 0x00200000, // DDSCAPS2_VOLUME }; enum PixelFormatFlags : uint32_t { AlphaPixels = 0x00000001, // DDPF_ALPHAPIXELS Alpha = 0x00000002, // DDPF_ALPHA FourCC = 0x00000004, // DDPF_FOURCC RGB = 0x00000040, // DDPF_RGB YUV = 0x00000200, // DDPF_YUV Luminance = 0x00020000, // DDPF_LUMINANCE }; enum class ResourceDimension : uint32_t { Unknown = 0, // D3D10_RESOURCE_DIMENSION_UNKNOWN Buffer = 1, // D3D10_RESOURCE_DIMENSION_BUFFER Texture1D = 2, // D3D10_RESOURCE_DIMENSION_TEXTURE1D Texture2D = 3, // D3D10_RESOURCE_DIMENSION_TEXTURE2D Texture3D = 4, // D3D10_RESOURCE_DIMENSION_TEXTURE3D }; enum Dx10MiscFlags : uint32_t { TextureCube = 0x4, // DDS_RESOURCE_MISC_TEXTURECUBE }; enum class DxgiFormat : uint32_t { UNKNOWN = 0, R32G32B32A32_TYPELESS = 1, R32G32B32A32_FLOAT = 2, R32G32B32A32_UINT = 3, R32G32B32A32_SINT = 4, R32G32B32_TYPELESS = 5, R32G32B32_FLOAT = 6, R32G32B32_UINT = 7, R32G32B32_SINT = 8, R16G16B16A16_TYPELESS = 9, R16G16B16A16_FLOAT = 10, R16G16B16A16_UNORM = 11, R16G16B16A16_UINT = 12, R16G16B16A16_SNORM = 13, R16G16B16A16_SINT = 14, R32G32_TYPELESS = 15, R32G32_FLOAT = 16, R32G32_UINT = 17, R32G32_SINT = 18, R32G8X24_TYPELESS = 19, D32_FLOAT_S8X24_UINT = 20, R32_FLOAT_X8X24_TYPELESS = 21, X32_TYPELESS_G8X24_UINT = 22, R10G10B10A2_TYPELESS = 23, R10G10B10A2_UNORM = 24, R10G10B10A2_UINT = 25, R11G11B10_FLOAT = 26, R8G8B8A8_TYPELESS = 27, R8G8B8A8_UNORM = 28, R8G8B8A8_UNORM_SRGB = 29, R8G8B8A8_UINT = 30, R8G8B8A8_SNORM = 31, R8G8B8A8_SINT = 32, R16G16_TYPELESS = 33, R16G16_FLOAT = 34, R16G16_UNORM = 35, R16G16_UINT = 36, R16G16_SNORM = 37, R16G16_SINT = 38, R32_TYPELESS = 39, D32_FLOAT = 40, R32_FLOAT = 41, R32_UINT = 42, R32_SINT = 43, R24G8_TYPELESS = 44, D24_UNORM_S8_UINT = 45, R24_UNORM_X8_TYPELESS = 46, X24_TYPELESS_G8_UINT = 47, R8G8_TYPELESS = 48, R8G8_UNORM = 49, R8G8_UINT = 50, R8G8_SNORM = 51, R8G8_SINT = 52, R16_TYPELESS = 53, R16_FLOAT = 54, D16_UNORM = 55, R16_UNORM = 56, R16_UINT = 57, R16_SNORM = 58, R16_SINT = 59, R8_TYPELESS = 60, R8_UNORM = 61, R8_UINT = 62, R8_SNORM = 63, R8_SINT = 64, A8_UNORM = 65, R1_UNORM = 66, R9G9B9E5_SHAREDEXP = 67, R8G8_B8G8_UNORM = 68, G8R8_G8B8_UNORM = 69, BC1_TYPELESS = 70, BC1_UNORM = 71, BC1_UNORM_SRGB = 72, BC2_TYPELESS = 73, BC2_UNORM = 74, BC2_UNORM_SRGB = 75, BC3_TYPELESS = 76, BC3_UNORM = 77, BC3_UNORM_SRGB = 78, BC4_TYPELESS = 79, BC4_UNORM = 80, BC4_SNORM = 81, BC5_TYPELESS = 82, BC5_UNORM = 83, BC5_SNORM = 84, B5G6R5_UNORM = 85, B5G5R5A1_UNORM = 86, B8G8R8A8_UNORM = 87, B8G8R8X8_UNORM = 88, R10G10B10_XR_BIAS_A2_UNORM = 89, B8G8R8A8_TYPELESS = 90, B8G8R8A8_UNORM_SRGB = 91, B8G8R8X8_TYPELESS = 92, B8G8R8X8_UNORM_SRGB = 93, BC6H_TYPELESS = 94, BC6H_UF16 = 95, BC6H_SF16 = 96, BC7_TYPELESS = 97, BC7_UNORM = 98, BC7_UNORM_SRGB = 99, AYUV = 100, Y410 = 101, Y416 = 102, NV12 = 103, P010 = 104, P016 = 105, _420_OPAQUE = 106, YUY2 = 107, Y210 = 108, Y216 = 109, NV11 = 110, AI44 = 111, IA44 = 112, P8 = 113, A8P8 = 114, B4G4R4A4_UNORM = 115, // Hardware specific R10G10B10_7E3_A2_FLOAT = 116, R10G10B10_6E4_A2_FLOAT = 117, D16_UNORM_S8_UINT = 118, X16_TYPELESS_G8_UINT = 120, // Dxgi 3.1 specific P208 = 130, V208 = 131, V408 = 132, }; constexpr uint32_t MakeFourCC(char ch0 = ' ', char ch1 = ' ', char ch2 = ' ', char ch3 = ' ') { return ((uint32_t)(uint8_t)(ch0) | ((uint32_t)(uint8_t)(ch1) << 8) | ((uint32_t)(uint8_t)(ch2) << 16) | ((uint32_t)(uint8_t)(ch3) << 24)); } } DxgiFormat DxgiFormatFromRhiFormat(const RHI::Format format) { switch (format) { case RHI::Format::R32G32B32A32_FLOAT: return DxgiFormat::R32G32B32A32_FLOAT; case RHI::Format::R32G32B32A32_UINT: return DxgiFormat::R32G32B32A32_UINT; case RHI::Format::R32G32B32A32_SINT: return DxgiFormat::R32G32B32A32_SINT; case RHI::Format::R32G32B32_FLOAT: return DxgiFormat::R32G32B32_FLOAT; case RHI::Format::R32G32B32_UINT: return DxgiFormat::R32G32B32_UINT; case RHI::Format::R32G32B32_SINT: return DxgiFormat::R32G32B32_SINT; case RHI::Format::R16G16B16A16_FLOAT: return DxgiFormat::R16G16B16A16_FLOAT; case RHI::Format::R16G16B16A16_UNORM: return DxgiFormat::R16G16B16A16_UNORM; case RHI::Format::R16G16B16A16_UINT: return DxgiFormat::R16G16B16A16_UINT; case RHI::Format::R16G16B16A16_SNORM: return DxgiFormat::R16G16B16A16_SNORM; case RHI::Format::R16G16B16A16_SINT: return DxgiFormat::R16G16B16A16_SINT; case RHI::Format::R32G32_FLOAT: return DxgiFormat::R32G32_FLOAT; case RHI::Format::R32G32_UINT: return DxgiFormat::R32G32_UINT; case RHI::Format::R32G32_SINT: return DxgiFormat::R32G32_SINT; case RHI::Format::D32_FLOAT_S8X24_UINT: return DxgiFormat::D32_FLOAT_S8X24_UINT; case RHI::Format::R10G10B10A2_UNORM: return DxgiFormat::R10G10B10A2_UNORM; case RHI::Format::R10G10B10A2_UINT: return DxgiFormat::R10G10B10A2_UINT; case RHI::Format::R11G11B10_FLOAT: return DxgiFormat::R11G11B10_FLOAT; case RHI::Format::R8G8B8A8_UNORM: return DxgiFormat::R8G8B8A8_UNORM; case RHI::Format::R8G8B8A8_UNORM_SRGB: return DxgiFormat::R8G8B8A8_UNORM_SRGB; case RHI::Format::R8G8B8A8_UINT: return DxgiFormat::R8G8B8A8_UINT; case RHI::Format::R8G8B8A8_SNORM: return DxgiFormat::R8G8B8A8_SNORM; case RHI::Format::R8G8B8A8_SINT: return DxgiFormat::R8G8B8A8_SINT; case RHI::Format::R16G16_FLOAT: return DxgiFormat::R16G16_FLOAT; case RHI::Format::R16G16_UNORM: return DxgiFormat::R16G16_UNORM; case RHI::Format::R16G16_UINT: return DxgiFormat::R16G16_UINT; case RHI::Format::R16G16_SNORM: return DxgiFormat::R16G16_SNORM; case RHI::Format::R16G16_SINT: return DxgiFormat::R16G16_SINT; case RHI::Format::D32_FLOAT: return DxgiFormat::D32_FLOAT; case RHI::Format::R32_FLOAT: return DxgiFormat::R32_FLOAT; case RHI::Format::R32_UINT: return DxgiFormat::R32_UINT; case RHI::Format::R32_SINT: return DxgiFormat::R32_SINT; case RHI::Format::D24_UNORM_S8_UINT: return DxgiFormat::D24_UNORM_S8_UINT; case RHI::Format::R8G8_UNORM: return DxgiFormat::R8G8_UNORM; case RHI::Format::R8G8_UINT: return DxgiFormat::R8G8_UINT; case RHI::Format::R8G8_SNORM: return DxgiFormat::R8G8_SNORM; case RHI::Format::R8G8_SINT: return DxgiFormat::R8G8_SINT; case RHI::Format::R16_FLOAT: return DxgiFormat::R16_FLOAT; case RHI::Format::D16_UNORM: return DxgiFormat::D16_UNORM; case RHI::Format::R16_UNORM: return DxgiFormat::R16_UNORM; case RHI::Format::R16_UINT: return DxgiFormat::R16_UINT; case RHI::Format::R16_SNORM: return DxgiFormat::R16_SNORM; case RHI::Format::R16_SINT: return DxgiFormat::R16_SINT; case RHI::Format::R8_UNORM: return DxgiFormat::R8_UNORM; case RHI::Format::R8_UINT: return DxgiFormat::R8_UINT; case RHI::Format::R8_SNORM: return DxgiFormat::R8_SNORM; case RHI::Format::R8_SINT: return DxgiFormat::R8_SINT; case RHI::Format::A8_UNORM: return DxgiFormat::A8_UNORM; case RHI::Format::R1_UNORM: return DxgiFormat::R1_UNORM; case RHI::Format::R9G9B9E5_SHAREDEXP: return DxgiFormat::R9G9B9E5_SHAREDEXP; case RHI::Format::R8G8_B8G8_UNORM: return DxgiFormat::R8G8_B8G8_UNORM; case RHI::Format::G8R8_G8B8_UNORM: return DxgiFormat::G8R8_G8B8_UNORM; case RHI::Format::BC1_UNORM: return DxgiFormat::BC1_UNORM; case RHI::Format::BC1_UNORM_SRGB: return DxgiFormat::BC1_UNORM_SRGB; case RHI::Format::BC2_UNORM: return DxgiFormat::BC2_UNORM; case RHI::Format::BC2_UNORM_SRGB: return DxgiFormat::BC2_UNORM_SRGB; case RHI::Format::BC3_UNORM: return DxgiFormat::BC3_UNORM; case RHI::Format::BC3_UNORM_SRGB: return DxgiFormat::BC3_UNORM_SRGB; case RHI::Format::BC4_UNORM: return DxgiFormat::BC4_UNORM; case RHI::Format::BC4_SNORM: return DxgiFormat::BC4_SNORM; case RHI::Format::BC5_UNORM: return DxgiFormat::BC5_UNORM; case RHI::Format::BC5_SNORM: return DxgiFormat::BC5_SNORM; case RHI::Format::B5G6R5_UNORM: return DxgiFormat::B5G6R5_UNORM; case RHI::Format::B5G5R5A1_UNORM: return DxgiFormat::B5G5R5A1_UNORM; case RHI::Format::B8G8R8A8_UNORM: return DxgiFormat::B8G8R8A8_UNORM; case RHI::Format::B8G8R8X8_UNORM: return DxgiFormat::B8G8R8X8_UNORM; case RHI::Format::R10G10B10_XR_BIAS_A2_UNORM: return DxgiFormat::R10G10B10_XR_BIAS_A2_UNORM; case RHI::Format::B8G8R8A8_UNORM_SRGB: return DxgiFormat::B8G8R8A8_UNORM_SRGB; case RHI::Format::B8G8R8X8_UNORM_SRGB: return DxgiFormat::B8G8R8X8_UNORM_SRGB; case RHI::Format::BC6H_UF16: return DxgiFormat::BC6H_UF16; case RHI::Format::BC6H_SF16: return DxgiFormat::BC6H_SF16; case RHI::Format::BC7_UNORM: return DxgiFormat::BC7_UNORM; case RHI::Format::BC7_UNORM_SRGB: return DxgiFormat::BC7_UNORM_SRGB; case RHI::Format::AYUV: return DxgiFormat::AYUV; case RHI::Format::Y410: return DxgiFormat::Y410; case RHI::Format::Y416: return DxgiFormat::Y416; case RHI::Format::NV12: return DxgiFormat::NV12; case RHI::Format::P010: return DxgiFormat::P010; case RHI::Format::P016: return DxgiFormat::P016; case RHI::Format::YUY2: return DxgiFormat::YUY2; case RHI::Format::Y210: return DxgiFormat::Y210; case RHI::Format::Y216: return DxgiFormat::Y216; case RHI::Format::NV11: return DxgiFormat::NV11; case RHI::Format::AI44: return DxgiFormat::AI44; case RHI::Format::IA44: return DxgiFormat::IA44; case RHI::Format::P8: return DxgiFormat::P8; case RHI::Format::A8P8: return DxgiFormat::A8P8; case RHI::Format::B4G4R4A4_UNORM: return DxgiFormat::B4G4R4A4_UNORM; case RHI::Format::R10G10B10_7E3_A2_FLOAT: return DxgiFormat::R10G10B10_7E3_A2_FLOAT; case RHI::Format::R10G10B10_6E4_A2_FLOAT: return DxgiFormat::R10G10B10_6E4_A2_FLOAT; case RHI::Format::D16_UNORM_S8_UINT: return DxgiFormat::D16_UNORM_S8_UINT; case RHI::Format::X16_TYPELESS_G8_UINT: return DxgiFormat::X16_TYPELESS_G8_UINT; case RHI::Format::P208: return DxgiFormat::P208; case RHI::Format::V208: return DxgiFormat::V208; case RHI::Format::V408: return DxgiFormat::V408; case RHI::Format::EAC_R11_UNORM: case RHI::Format::EAC_R11_SNORM: case RHI::Format::EAC_RG11_UNORM: case RHI::Format::EAC_RG11_SNORM: case RHI::Format::ETC2_UNORM: case RHI::Format::ETC2_UNORM_SRGB: case RHI::Format::ETC2A_UNORM: case RHI::Format::ETC2A_UNORM_SRGB: case RHI::Format::ETC2A1_UNORM: case RHI::Format::ETC2A1_UNORM_SRGB: return DxgiFormat::UNKNOWN; // Not supported by dds case RHI::Format::PVRTC2_UNORM: case RHI::Format::PVRTC2_UNORM_SRGB: case RHI::Format::PVRTC4_UNORM: case RHI::Format::PVRTC4_UNORM_SRGB: return DxgiFormat::UNKNOWN; // Not supported by dds case RHI::Format::ASTC_4x4_UNORM: case RHI::Format::ASTC_4x4_UNORM_SRGB: case RHI::Format::ASTC_5x4_UNORM: case RHI::Format::ASTC_5x4_UNORM_SRGB: case RHI::Format::ASTC_5x5_UNORM: case RHI::Format::ASTC_5x5_UNORM_SRGB: case RHI::Format::ASTC_6x5_UNORM: case RHI::Format::ASTC_6x5_UNORM_SRGB: case RHI::Format::ASTC_6x6_UNORM: case RHI::Format::ASTC_6x6_UNORM_SRGB: case RHI::Format::ASTC_8x5_UNORM: case RHI::Format::ASTC_8x5_UNORM_SRGB: case RHI::Format::ASTC_8x6_UNORM: case RHI::Format::ASTC_8x6_UNORM_SRGB: case RHI::Format::ASTC_8x8_UNORM: case RHI::Format::ASTC_8x8_UNORM_SRGB: case RHI::Format::ASTC_10x5_UNORM: case RHI::Format::ASTC_10x5_UNORM_SRGB: case RHI::Format::ASTC_10x6_UNORM: case RHI::Format::ASTC_10x6_UNORM_SRGB: case RHI::Format::ASTC_10x8_UNORM: case RHI::Format::ASTC_10x8_UNORM_SRGB: case RHI::Format::ASTC_10x10_UNORM: case RHI::Format::ASTC_10x10_UNORM_SRGB: case RHI::Format::ASTC_12x10_UNORM: case RHI::Format::ASTC_12x10_UNORM_SRGB: case RHI::Format::ASTC_12x12_UNORM: case RHI::Format::ASTC_12x12_UNORM_SRGB: return DxgiFormat::UNKNOWN; // Not supported by dds default: return DxgiFormat::UNKNOWN; } } DdsFlags PitchOrLinearSizeFromFormat(const RHI::Format format) { switch (format) { case RHI::Format::R32G32B32A32_FLOAT: case RHI::Format::R32G32B32A32_UINT: case RHI::Format::R32G32B32A32_SINT: case RHI::Format::R32G32B32_FLOAT: case RHI::Format::R32G32B32_UINT: case RHI::Format::R32G32B32_SINT: case RHI::Format::R16G16B16A16_FLOAT: case RHI::Format::R16G16B16A16_UNORM: case RHI::Format::R16G16B16A16_UINT: case RHI::Format::R16G16B16A16_SNORM: case RHI::Format::R16G16B16A16_SINT: case RHI::Format::R32G32_FLOAT: case RHI::Format::R32G32_UINT: case RHI::Format::R32G32_SINT: case RHI::Format::D32_FLOAT_S8X24_UINT: case RHI::Format::R10G10B10A2_UNORM: case RHI::Format::R10G10B10A2_UINT: case RHI::Format::R11G11B10_FLOAT: case RHI::Format::R8G8B8A8_UNORM: case RHI::Format::R8G8B8A8_UNORM_SRGB: case RHI::Format::R8G8B8A8_UINT: case RHI::Format::R8G8B8A8_SNORM: case RHI::Format::R8G8B8A8_SINT: case RHI::Format::R16G16_FLOAT: case RHI::Format::R16G16_UNORM: case RHI::Format::R16G16_UINT: case RHI::Format::R16G16_SNORM: case RHI::Format::R16G16_SINT: case RHI::Format::D32_FLOAT: case RHI::Format::R32_FLOAT: case RHI::Format::R32_UINT: case RHI::Format::R32_SINT: case RHI::Format::D24_UNORM_S8_UINT: case RHI::Format::R8G8_UNORM: case RHI::Format::R8G8_UINT: case RHI::Format::R8G8_SNORM: case RHI::Format::R8G8_SINT: case RHI::Format::R16_FLOAT: case RHI::Format::D16_UNORM: case RHI::Format::R16_UNORM: case RHI::Format::R16_UINT: case RHI::Format::R16_SNORM: case RHI::Format::R16_SINT: case RHI::Format::R8_UNORM: case RHI::Format::R8_UINT: case RHI::Format::R8_SNORM: case RHI::Format::R8_SINT: case RHI::Format::A8_UNORM: case RHI::Format::R1_UNORM: case RHI::Format::R9G9B9E5_SHAREDEXP: case RHI::Format::R8G8_B8G8_UNORM: case RHI::Format::G8R8_G8B8_UNORM: return DdsFlags::Pitch; case RHI::Format::BC1_UNORM: case RHI::Format::BC1_UNORM_SRGB: case RHI::Format::BC2_UNORM: case RHI::Format::BC2_UNORM_SRGB: case RHI::Format::BC3_UNORM: case RHI::Format::BC3_UNORM_SRGB: case RHI::Format::BC4_UNORM: case RHI::Format::BC4_SNORM: case RHI::Format::BC5_UNORM: case RHI::Format::BC5_SNORM: return DdsFlags::LinearSize; case RHI::Format::B5G6R5_UNORM: case RHI::Format::B5G5R5A1_UNORM: case RHI::Format::B8G8R8A8_UNORM: case RHI::Format::B8G8R8X8_UNORM: case RHI::Format::R10G10B10_XR_BIAS_A2_UNORM: case RHI::Format::B8G8R8A8_UNORM_SRGB: case RHI::Format::B8G8R8X8_UNORM_SRGB: return DdsFlags::Pitch; case RHI::Format::BC6H_UF16: case RHI::Format::BC6H_SF16: case RHI::Format::BC7_UNORM: case RHI::Format::BC7_UNORM_SRGB: return DdsFlags::LinearSize; case RHI::Format::AYUV: case RHI::Format::Y410: case RHI::Format::Y416: case RHI::Format::NV12: case RHI::Format::P010: case RHI::Format::P016: case RHI::Format::YUY2: case RHI::Format::Y210: case RHI::Format::Y216: case RHI::Format::NV11: case RHI::Format::AI44: case RHI::Format::IA44: case RHI::Format::P8: case RHI::Format::A8P8: case RHI::Format::B4G4R4A4_UNORM: case RHI::Format::R10G10B10_7E3_A2_FLOAT: case RHI::Format::R10G10B10_6E4_A2_FLOAT: case RHI::Format::D16_UNORM_S8_UINT: case RHI::Format::X16_TYPELESS_G8_UINT: case RHI::Format::P208: case RHI::Format::V208: case RHI::Format::V408: return DdsFlags::Pitch; case RHI::Format::EAC_R11_UNORM: case RHI::Format::EAC_R11_SNORM: case RHI::Format::EAC_RG11_UNORM: case RHI::Format::EAC_RG11_SNORM: case RHI::Format::ETC2_UNORM: case RHI::Format::ETC2_UNORM_SRGB: case RHI::Format::ETC2A_UNORM: case RHI::Format::ETC2A_UNORM_SRGB: case RHI::Format::ETC2A1_UNORM: case RHI::Format::ETC2A1_UNORM_SRGB: return DdsFlags::Unknown; // Not supported by dds case RHI::Format::PVRTC2_UNORM: case RHI::Format::PVRTC2_UNORM_SRGB: case RHI::Format::PVRTC4_UNORM: case RHI::Format::PVRTC4_UNORM_SRGB: return DdsFlags::Unknown; // Not supported by dds case RHI::Format::ASTC_4x4_UNORM: case RHI::Format::ASTC_4x4_UNORM_SRGB: case RHI::Format::ASTC_5x4_UNORM: case RHI::Format::ASTC_5x4_UNORM_SRGB: case RHI::Format::ASTC_5x5_UNORM: case RHI::Format::ASTC_5x5_UNORM_SRGB: case RHI::Format::ASTC_6x5_UNORM: case RHI::Format::ASTC_6x5_UNORM_SRGB: case RHI::Format::ASTC_6x6_UNORM: case RHI::Format::ASTC_6x6_UNORM_SRGB: case RHI::Format::ASTC_8x5_UNORM: case RHI::Format::ASTC_8x5_UNORM_SRGB: case RHI::Format::ASTC_8x6_UNORM: case RHI::Format::ASTC_8x6_UNORM_SRGB: case RHI::Format::ASTC_8x8_UNORM: case RHI::Format::ASTC_8x8_UNORM_SRGB: case RHI::Format::ASTC_10x5_UNORM: case RHI::Format::ASTC_10x5_UNORM_SRGB: case RHI::Format::ASTC_10x6_UNORM: case RHI::Format::ASTC_10x6_UNORM_SRGB: case RHI::Format::ASTC_10x8_UNORM: case RHI::Format::ASTC_10x8_UNORM_SRGB: case RHI::Format::ASTC_10x10_UNORM: case RHI::Format::ASTC_10x10_UNORM_SRGB: case RHI::Format::ASTC_12x10_UNORM: case RHI::Format::ASTC_12x10_UNORM_SRGB: case RHI::Format::ASTC_12x12_UNORM: case RHI::Format::ASTC_12x12_UNORM_SRGB: return DdsFlags::Unknown; // Not supported by dds default: return DdsFlags::Unknown; } } // DdsFile function definitions DdsFile::DdsFile() : m_magic(MakeFourCC('D', 'D', 'S')) { } DdsFile::~DdsFile() { } void DdsFile::SetSize(RHI::Size size) { m_header.m_width = size.m_width; m_header.m_height = size.m_height; if (size.m_depth > 1) { m_header.m_flags |= DdsFlags::Depth; m_header.m_depth = size.m_depth; } else { m_header.m_flags &= ~DdsFlags::Depth; m_header.m_depth = 1; } m_headerDx10.m_arraySize = 1; if (size.m_width > 1 && size.m_height > 1 && size.m_depth > 1) { m_headerDx10.m_resourceDimension = static_cast(ResourceDimension::Texture3D); } else if (size.m_width > 1 && size.m_height > 1) { m_headerDx10.m_resourceDimension = static_cast(ResourceDimension::Texture2D); } else if (size.m_width > 1) { m_headerDx10.m_resourceDimension = static_cast(ResourceDimension::Texture1D); } else { m_headerDx10.m_resourceDimension = static_cast(ResourceDimension::Unknown); } ResolvePitch(); } RHI::Size DdsFile::GetSize() { return RHI::Size(m_header.m_width, m_header.m_height, m_header.m_depth); } void DdsFile::SetFormat(RHI::Format format) { m_externalFormat = format; m_headerDx10.m_dxgiFormat = static_cast(DxgiFormatFromRhiFormat(format)); ResolvePitch(); } RHI::Format DdsFile::GetFormat() { return m_externalFormat; } void DdsFile::SetAsCubemap() { m_header.m_caps |= DdsCaps::Complex; m_header.m_caps_2 |= DdsCaps2::CubemapAll; m_headerDx10.m_miscFlag |= Dx10MiscFlags::TextureCube; } void DdsFile::SetMipLevels(uint32_t mipLevels) { m_header.m_mipMapCount = mipLevels; if (mipLevels > 1) { m_header.m_mipMapCount = mipLevels; m_header.m_caps |= DdsCaps::Complex | DdsCaps::Mipmap; m_header.m_flags |= DdsFlags::MipmapCount; } } uint32_t DdsFile::GetMipLevels() { return m_header.m_mipMapCount; } AZ::Outcome DdsFile::WriteHeaderToStream(AZ::IO::GenericStream& stream) { size_t bytesWritten = 0; bytesWritten += stream.Write(sizeof(m_magic), &m_magic); bytesWritten += stream.Write(sizeof(m_header), &m_header); bytesWritten += stream.Write(sizeof(m_headerDx10), &m_headerDx10); if (bytesWritten != sizeof(m_magic) + sizeof(m_header) + sizeof(m_headerDx10)) { DdsFailure failure; failure.m_code = DdsFailure::Code::WriteFailed; failure.m_message.format("Failed to write all data to the stream"); return AZ::Failure(failure); } return AZ::Success(); } void DdsFile::ResolvePitch() { if (m_externalFormat != RHI::Format::Unknown) { m_header.m_flags &= ~(DdsFlags::Pitch | DdsFlags::LinearSize); // clear out the flags first. DdsFlags pitchOrLinearSize = PitchOrLinearSizeFromFormat(m_externalFormat); m_header.m_flags |= pitchOrLinearSize; RHI::ImageSubresourceLayout layout = RHI::GetImageSubresourceLayout(GetSize(), m_externalFormat); m_header.m_pitchOrLinearSize = layout.m_bytesPerRow; } } AZ::Outcome DdsFile::WriteFile(const AZStd::string& filePath, const DdsFileData& ddsFiledata) { DdsFile ddsFile; ddsFile.SetSize(ddsFiledata.m_size); ddsFile.SetFormat(ddsFiledata.m_format); if (ddsFiledata.m_isCubemap) { ddsFile.SetAsCubemap(); } ddsFile.SetMipLevels(ddsFiledata.m_mipLevels); IO::FileIOStream fileStream(filePath.c_str(), IO::OpenMode::ModeWrite| IO::OpenMode::ModeCreatePath); if (!fileStream.IsOpen()) { DdsFailure failure; failure.m_code = DdsFailure::Code::OpenFileFailed; failure.m_message.format("Failed to open \"%s\" for writing.", filePath.c_str()); return AZ::Failure(failure); } auto outcome = ddsFile.WriteHeaderToStream(fileStream); size_t bytesWritten = fileStream.Write(ddsFiledata.m_buffer->size(), ddsFiledata.m_buffer->data()); if (!outcome || bytesWritten != ddsFiledata.m_buffer->size()) { DdsFailure failure; failure.m_code = DdsFailure::Code::WriteFailed; failure.m_message.format("Failed to write all data to \"%s\"", filePath.c_str()); return AZ::Failure(failure); } return AZ::Success(); } bool DdsFile::DoesSupportFormat(RHI::Format format) { return DxgiFormatFromRhiFormat(format) != DxgiFormat::UNKNOWN; } DdsFile::DdsPixelFormat::DdsPixelFormat() // By default, the pixel format struct is only there to point to the dx10 header by setting the fourCC to 'DX10' : m_fourCC(MakeFourCC('D', 'X', '1', '0')) , m_flags(PixelFormatFlags::FourCC) { } DdsFile::DdsHeader::DdsHeader() : m_flags(DdsFlags::Caps | DdsFlags::Height | DdsFlags::Width | DdsFlags::PixelFormat) // Set flags required by the DDS spec , m_caps(DdsCaps::Texture) // the texture flag is required by the DDS spec { } }// namespace AZ