| 75 | }; |
| 76 | |
| 77 | ImageIO::CompressionMode convertFormatToMode(ResourceFormat format) |
| 78 | { |
| 79 | switch (format) |
| 80 | { |
| 81 | case ResourceFormat::BC1Unorm: |
| 82 | case ResourceFormat::BC1UnormSrgb: |
| 83 | return ImageIO::CompressionMode::BC1; |
| 84 | case ResourceFormat::BC2Unorm: |
| 85 | case ResourceFormat::BC2UnormSrgb: |
| 86 | return ImageIO::CompressionMode::BC2; |
| 87 | case ResourceFormat::BC3Unorm: |
| 88 | case ResourceFormat::BC3UnormSrgb: |
| 89 | return ImageIO::CompressionMode::BC3; |
| 90 | case ResourceFormat::BC4Unorm: |
| 91 | return ImageIO::CompressionMode::BC4; |
| 92 | case ResourceFormat::BC5Snorm: |
| 93 | case ResourceFormat::BC5Unorm: |
| 94 | return ImageIO::CompressionMode::BC5; |
| 95 | case ResourceFormat::BC6HS16: |
| 96 | return ImageIO::CompressionMode::BC6; |
| 97 | case ResourceFormat::BC7Unorm: |
| 98 | case ResourceFormat::BC7UnormSrgb: |
| 99 | return ImageIO::CompressionMode::BC7; |
| 100 | default: |
| 101 | FALCOR_THROW("No corresponding compression mode for the provided ResourceFormat."); |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | // Returns the corresponding NVTT compression format for the provided compression mode. |
| 106 | nvtt::Format convertModeToNvttFormat(ImageIO::CompressionMode mode) |