- r -
- Radial : HPS::Grid , HPS::PostProcessEffects::Bloom
- RadioButton : HPS::Publish::Field
- Raster : HPS::Text
- Ratio : HPS::Exchange::Tessellation::Chord
- RawGrey : HPS::Publish::Image
- RawGreyA : HPS::Publish::Image
- RawRGB : HPS::Publish::Image
- RawRGBA : HPS::Publish::Image
- Ray : HPS::InfiniteLine
- Red : HPS::Material::Texture , HPS::Publish::Lighting
- Reference : HPS::SceneTree , HPS::Search
- ReferenceGroup : HPS::SceneTree
- Reflect : HPS::Material::Texture
- ReflectionVector : HPS::Material::Texture
- Refresh : HPS::Window
- Regular : HPS::Publish::Text::Font
- Remove : HPS::Drawing , HPS::Trim
- Repeat : HPS::Material::Texture
- Repeating : HPS::ContourLine
- Reverse : HPS::Shell
- RGB : HPS::Image , HPS::Publish::Image , HPS::Window
- RGBA : HPS::Image , HPS::Window
- RGBAColor : HPS::Material
- RGBColor : HPS::Material
- Rhino : HPS::Exchange::File
- Right : HPS::Drawing , HPS::Publish::Label , HPS::Text
- Rotate : HPS::Text
- Round : HPS::CuttingSection , HPS::LinePattern
- Runtime : HPS::Publish::Artwork::Display