| rawSkyFilter | RSAGL.Extras.Sky |
| rayleigh | RSAGL.RayTrace.Scattering |
| rayleigh_sky | RSAGL.RayTrace.Scattering |
| red | RSAGL.Color.RSAGLColors |
| regenerateNormals | RSAGL.Modeling.Model, RSAGL.Modeling |
| regularPrism | RSAGL.Modeling.ModelingExtras, RSAGL.Modeling |
| remoteA | RSAGL.Scene.CoordinateSystems, RSAGL.Scene |
| remoteCSN | RSAGL.Scene.CoordinateSystems, RSAGL.Scene |
| remoteM | RSAGL.Scene.CoordinateSystems, RSAGL.Scene |
| reverseOrientation | RSAGL.Modeling.Model, RSAGL.Modeling |
| RGB | |
| 1 (Type/Class) | RSAGL.Color.RGB, RSAGL.Color |
| 2 (Data Constructor) | RSAGL.Color.RGB, RSAGL.Color |
| rgb | RSAGL.Color.RGB, RSAGL.Color |
| rgb256 | RSAGL.Color.RGB, RSAGL.Color |
| RGBA | RSAGL.Color |
| rgba | RSAGL.Color |
| RGBAFunction | RSAGL.Modeling.Model, RSAGL.Modeling |
| RGBFunction | RSAGL.Modeling.Model, RSAGL.Modeling |
| rgb_blue | RSAGL.Color.RGB, RSAGL.Color |
| rgb_green | RSAGL.Color.RGB, RSAGL.Color |
| rgb_red | RSAGL.Color.RGB, RSAGL.Color |
| root_coordinate_system | RSAGL.Scene.CoordinateSystems, RSAGL.Scene |
| rotateA | RSAGL.Animation.AnimationExtras, RSAGL.Animation |
| rotateM | RSAGL.Animation.Animation, RSAGL.Animation |
| rotationA | RSAGL.Animation.AnimationExtras, RSAGL.Animation |
| rotationGroup | RSAGL.Modeling.ModelingExtras, RSAGL.Modeling |
| rotationM | RSAGL.Animation.Animation, RSAGL.Animation |
| royal_blue | RSAGL.Color.RSAGLColors |
| runAniM | RSAGL.Animation.Animation, RSAGL.Animation |
| runAnimationObject | RSAGL.Animation.Animation, RSAGL.Animation |