directionalLight

Color Field

light

directionalLight

RayTK

v0.41

Directional or distant light which always comes from one direction.

The light always comes from the specified direction, rather than from a point.

Parameters

Name	Description	Regular Handling	Read-Only Handling
Direction	Vector pointing which direction the light shines. This vector is automatically normalized.	Runtime	Baked
Intensity	Brightness that is applied to the Color.	Runtime	Baked
Color	Color of the light.	Runtime	Baked
Rotate	Rotates the direction of the light on all 3 axes.	Runtime	Baked
Enable Shadow	Whether the light should produce shadows.	Runtime	Semi-Baked

Inputs

• Color Field: (optional) Field controls the color of the light based on the position of surface hits where it is being applied. The resulting color is multiplied by the `Color` parameter and `Intensity`.
  • Coordinate Types: vec3
  • Context Types: LightContext
  • Return Types: float vec4
  • Supports Variables: lightdir

Variables

• lightdir: