| Value | Meaning |
|---|---|
| radianceSize320 | Radiance texture size is 32x32 pixels. |
| radianceSize641 | Radiance texture size is 64x64 pixels. |
| radianceSize1282 | Radiance texture size is 128x128 pixels. |
| radianceSize2563 | Radiance texture size is 256x256 pixels. |
| radianceSize5124 | Radiance texture size is 512x512 pixels. |
| radianceSize10245 | Radiance texture size is 1024x1024 pixels. |
| radianceSize20486 | Radiance texture size is 2048x2048 pixels. |
| radianceSizeMax7 | Radiance texture size is the largest size it can be. |