rgl (version 0.67-2)

light: add light source

Description

add a light source to the scene.

Usage

light3d(theta = 0, phi = 15, ...)
rgl.light( theta = 0, phi = 0, viewpoint.rel = TRUE, ambient = "#FFFFFF", diffuse = "#FFFFFF", specular = "#FFFFFF")

Arguments

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

Details

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.

See Also

rgl.clear rgl.pop