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Add support for loading more DDS formats
This commit is contained in:
BlueCube3310
parent
aa5b6ed13e
commit
c278cc3946
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@ -55,7 +55,39 @@ enum DDSFourCC {
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DDFCC_BC4U = PF_FOURCC("BC4U"),
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DDFCC_ATI2 = PF_FOURCC("ATI2"),
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DDFCC_BC5U = PF_FOURCC("BC5U"),
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DDFCC_A2XY = PF_FOURCC("A2XY")
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DDFCC_A2XY = PF_FOURCC("A2XY"),
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DDFCC_DX10 = PF_FOURCC("DX10"),
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DDFCC_R16F = 111,
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DDFCC_RG16F = 112,
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DDFCC_RGBA16F = 113,
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DDFCC_R32F = 114,
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DDFCC_RG32F = 115,
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DDFCC_RGBA32F = 116
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};
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// Reference: https://learn.microsoft.com/en-us/windows/win32/api/dxgiformat/ne-dxgiformat-dxgi_format
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enum DXGIFormat {
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DXGI_R32G32B32A32_FLOAT = 2,
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DXGI_R16G16B16A16_FLOAT = 10,
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DXGI_R32G32_FLOAT = 16,
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DXGI_R10G10B10A2_UNORM = 24,
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DXGI_R8G8B8A8_UNORM = 28,
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DXGI_R16G16_FLOAT = 34,
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DXGI_R32_FLOAT = 41,
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DXGI_R16_FLOAT = 54,
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DXGI_R9G9B9E5 = 67,
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DXGI_BC1_UNORM = 71,
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DXGI_BC2_UNORM = 74,
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DXGI_BC3_UNORM = 77,
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DXGI_BC4_UNORM = 80,
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DXGI_BC5_UNORM = 83,
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DXGI_B5G6R5_UNORM = 85,
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DXGI_B5G5R5A1_UNORM = 86,
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DXGI_B8G8R8A8_UNORM = 87,
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DXGI_BC6H_UF16 = 95,
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DXGI_BC6H_SF16 = 96,
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DXGI_BC7_UNORM = 98,
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DXGI_B4G4R4A4_UNORM = 115
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};
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// The legacy bitmasked format names here represent the actual data layout in the files,
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@ -66,6 +98,16 @@ enum DDSFormat {
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DDS_DXT5,
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DDS_ATI1,
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DDS_ATI2,
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DDS_BC6U,
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DDS_BC6S,
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DDS_BC7U,
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DDS_R16F,
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DDS_RG16F,
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DDS_RGBA16F,
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DDS_R32F,
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DDS_RG32F,
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DDS_RGBA32F,
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DDS_RGB9E5,
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DDS_BGRA8,
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DDS_BGR8,
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DDS_RGBA8,
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@ -73,6 +115,8 @@ enum DDSFormat {
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DDS_BGR5A1,
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DDS_BGR565,
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DDS_BGR10A2,
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DDS_RGB10A2,
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DDS_BGRA4,
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DDS_LUMINANCE,
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DDS_LUMINANCE_ALPHA,
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DDS_MAX
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@ -92,6 +136,16 @@ static const DDSFormatInfo dds_format_info[DDS_MAX] = {
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{ "DXT5/BC3", true, 4, 16, Image::FORMAT_DXT5 },
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{ "ATI1/BC4", true, 4, 8, Image::FORMAT_RGTC_R },
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{ "ATI2/A2XY/BC5", true, 4, 16, Image::FORMAT_RGTC_RG },
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{ "BC6U", true, 4, 16, Image::FORMAT_BPTC_RGBFU },
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{ "BC6S", true, 4, 16, Image::FORMAT_BPTC_RGBF },
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{ "BC7U", true, 4, 16, Image::FORMAT_BPTC_RGBA },
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{ "R16F", false, 1, 2, Image::FORMAT_RH },
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{ "RG16F", false, 1, 4, Image::FORMAT_RGH },
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{ "RGBA16F", false, 1, 8, Image::FORMAT_RGBAH },
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{ "R32F", false, 1, 4, Image::FORMAT_RF },
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{ "RG32F", false, 1, 8, Image::FORMAT_RGF },
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{ "RGBA32F", false, 1, 16, Image::FORMAT_RGBAF },
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{ "RGB9E5", false, 1, 4, Image::FORMAT_RGBE9995 },
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{ "BGRA8", false, 1, 4, Image::FORMAT_RGBA8 },
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{ "BGR8", false, 1, 3, Image::FORMAT_RGB8 },
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{ "RGBA8", false, 1, 4, Image::FORMAT_RGBA8 },
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@ -99,10 +153,84 @@ static const DDSFormatInfo dds_format_info[DDS_MAX] = {
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{ "BGR5A1", false, 1, 2, Image::FORMAT_RGBA8 },
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{ "BGR565", false, 1, 2, Image::FORMAT_RGB8 },
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{ "BGR10A2", false, 1, 4, Image::FORMAT_RGBA8 },
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{ "RGB10A2", false, 1, 4, Image::FORMAT_RGBA8 },
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{ "BGRA4", false, 1, 2, Image::FORMAT_RGBA8 },
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{ "GRAYSCALE", false, 1, 1, Image::FORMAT_L8 },
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{ "GRAYSCALE_ALPHA", false, 1, 2, Image::FORMAT_LA8 }
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};
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static DDSFormat dxgi_to_dds_format(uint32_t p_dxgi_format) {
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switch (p_dxgi_format) {
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case DXGI_R32G32B32A32_FLOAT: {
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return DDS_RGBA32F;
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}
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case DXGI_R16G16B16A16_FLOAT: {
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return DDS_RGBA16F;
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}
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case DXGI_R32G32_FLOAT: {
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return DDS_RG32F;
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}
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case DXGI_R10G10B10A2_UNORM: {
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return DDS_RGB10A2;
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}
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case DXGI_R8G8B8A8_UNORM: {
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return DDS_RGBA8;
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}
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case DXGI_R16G16_FLOAT: {
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return DDS_RG16F;
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}
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case DXGI_R32_FLOAT: {
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return DDS_R32F;
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}
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case DXGI_R16_FLOAT: {
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return DDS_R16F;
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}
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case DXGI_R9G9B9E5: {
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return DDS_RGB9E5;
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}
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case DXGI_BC1_UNORM: {
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return DDS_DXT1;
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}
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case DXGI_BC2_UNORM: {
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return DDS_DXT3;
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}
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case DXGI_BC3_UNORM: {
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return DDS_DXT5;
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}
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case DXGI_BC4_UNORM: {
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return DDS_ATI1;
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}
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case DXGI_BC5_UNORM: {
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return DDS_ATI2;
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}
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case DXGI_B5G6R5_UNORM: {
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return DDS_BGR565;
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}
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case DXGI_B5G5R5A1_UNORM: {
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return DDS_BGR5A1;
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}
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case DXGI_B8G8R8A8_UNORM: {
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return DDS_BGRA8;
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}
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case DXGI_BC6H_UF16: {
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return DDS_BC6U;
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}
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case DXGI_BC6H_SF16: {
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return DDS_BC6S;
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}
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case DXGI_BC7_UNORM: {
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return DDS_BC7U;
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}
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case DXGI_B4G4R4A4_UNORM: {
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return DDS_BGRA4;
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}
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default: {
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return DDS_MAX;
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}
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}
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}
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Ref<Resource> ResourceFormatDDS::load(const String &p_path, const String &p_original_path, Error *r_error, bool p_use_sub_threads, float *r_progress, CacheMode p_cache_mode) {
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if (r_error) {
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*r_error = ERR_CANT_OPEN;
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@ -186,6 +314,33 @@ Ref<Resource> ResourceFormatDDS::load(const String &p_path, const String &p_orig
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case DDFCC_A2XY: {
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dds_format = DDS_ATI2;
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} break;
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case DDFCC_R16F: {
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dds_format = DDS_R16F;
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} break;
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case DDFCC_RG16F: {
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dds_format = DDS_RG16F;
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} break;
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case DDFCC_RGBA16F: {
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dds_format = DDS_RGBA16F;
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} break;
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case DDFCC_R32F: {
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dds_format = DDS_R32F;
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} break;
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case DDFCC_RG32F: {
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dds_format = DDS_RG32F;
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} break;
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case DDFCC_RGBA32F: {
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dds_format = DDS_RGBA32F;
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} break;
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case DDFCC_DX10: {
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uint32_t dxgi_format = f->get_32();
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/* uint32_t dimension = */ f->get_32();
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/* uint32_t misc_flags_1 = */ f->get_32();
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/* uint32_t array_size = */ f->get_32();
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/* uint32_t misc_flags_2 = */ f->get_32();
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dds_format = dxgi_to_dds_format(dxgi_format);
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} break;
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default: {
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ERR_FAIL_V_MSG(Ref<Resource>(), "Unrecognized or unsupported FourCC in DDS '" + p_path + "'.");
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@ -204,6 +359,10 @@ Ref<Resource> ResourceFormatDDS::load(const String &p_path, const String &p_orig
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dds_format = DDS_BGR5A1;
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} else if (format_rgb_bits == 32 && format_red_mask == 0x3ff00000 && format_green_mask == 0xffc00 && format_blue_mask == 0x3ff && format_alpha_mask == 0xc0000000) {
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dds_format = DDS_BGR10A2;
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} else if (format_rgb_bits == 32 && format_red_mask == 0x3ff && format_green_mask == 0xffc00 && format_blue_mask == 0x3ff00000 && format_alpha_mask == 0xc0000000) {
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dds_format = DDS_RGB10A2;
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} else if (format_rgb_bits == 16 && format_red_mask == 0xf00 && format_green_mask == 0xf0 && format_blue_mask == 0xf && format_alpha_mask == 0xf000) {
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dds_format = DDS_BGRA4;
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}
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} else {
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@ -273,7 +432,7 @@ Ref<Resource> ResourceFormatDDS::load(const String &p_path, const String &p_orig
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// Calculate the space these formats will take up after decoding.
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if (dds_format == DDS_BGR565) {
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size = size * 3 / 2;
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} else if (dds_format == DDS_BGR5A1) {
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} else if (dds_format == DDS_BGR5A1 || dds_format == DDS_BGRA4) {
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size = size * 2;
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}
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@ -320,6 +479,49 @@ Ref<Resource> ResourceFormatDDS::load(const String &p_path, const String &p_orig
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wb[dst_ofs + 2] = b << 3;
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}
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} break;
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case DDS_BGRA4: {
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// To RGBA8.
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int colcount = size / 4;
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for (int i = colcount - 1; i >= 0; i--) {
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int src_ofs = i * 2;
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int dst_ofs = i * 4;
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uint8_t b = wb[src_ofs] & 0x0F;
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uint8_t g = wb[src_ofs] & 0xF0;
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uint8_t r = wb[src_ofs + 1] & 0x0F;
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uint8_t a = wb[src_ofs + 1] & 0xF0;
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wb[dst_ofs] = (r << 4) | r;
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wb[dst_ofs + 1] = g | (g >> 4);
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wb[dst_ofs + 2] = (b << 4) | b;
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wb[dst_ofs + 3] = a | (a >> 4);
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}
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} break;
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case DDS_RGB10A2: {
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// To RGBA8.
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int colcount = size / 4;
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for (int i = 0; i < colcount; i++) {
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int ofs = i * 4;
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uint32_t w32 = uint32_t(wb[ofs + 0]) | (uint32_t(wb[ofs + 1]) << 8) | (uint32_t(wb[ofs + 2]) << 16) | (uint32_t(wb[ofs + 3]) << 24);
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// This method follows the 'standard' way of decoding 10-bit dds files,
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// which means the ones created with DirectXTex will be loaded incorrectly.
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uint8_t a = (w32 & 0xc0000000) >> 24;
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uint8_t r = (w32 & 0x3ff) >> 2;
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uint8_t g = (w32 & 0xffc00) >> 12;
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uint8_t b = (w32 & 0x3ff00000) >> 22;
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wb[ofs + 0] = r;
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wb[ofs + 1] = g;
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wb[ofs + 2] = b;
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wb[ofs + 3] = a == 0xc0 ? 255 : a; // 0xc0 should be opaque.
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}
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} break;
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case DDS_BGR10A2: {
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// To RGBA8.
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