| light {rgl} | R Documentation |
add a light source to the scene.
light3d(theta = 0, phi = 15, ...) rgl.light( theta = 0, phi = 0, viewpoint.rel = TRUE, ambient = "#FFFFFF", diffuse = "#FFFFFF", specular = "#FFFFFF")
theta, phi |
polar coordinates |
viewpoint.rel |
logical, if TRUE light is a viewpoint light that is positioned relative to the current viewpoint |
ambient, diffuse, specular |
|
... |
generic arguments passed through to RGL-specific (or other) functions |
Up to 8 light sources are supported. They are positioned either in world space or relative to the camera using polar coordinates. Light sources are directional.