Index - R
| r2ToPoint | Shady.Image |
| r4ToColor | Shady.Color |
| red | Shady.Color |
| reflection | Shady.Lighting |
| Region | Shady.Image |
| revolve | Shady.ParamSurf |
| revolveG | Shady.ParamSurf |
| revolveH | Shady.ParamSurf |
| rgb | Shady.Color |
| rgba | Shady.Color |
| ripple | Shady.ParamSurf |
| rippleH | Shady.ParamSurf |
| rotate | Shady.ParamSurf |
| rotate2 | Shady.Image |
| rotate2Im | Shady.Image |