blackbodyColorField

Temperature Field

field

blackbodyColorField

RayTK

v0.42

Field that produces colors using a model of blackbody radiation from physics.

The operator uses a temperature value, either from a parameter of an input field, and determines the glow color that temperature would produce.

Based on Tunnel Beauty by aiekick.

Details on wikipedia.

Parameters

Name	Description	Regular Handling	Read-Only Handling
Temperature	Constant value to use for the temperature, everywhere in space. This is only used if there is no input temperature field.	Runtime	Baked
Temperature Unit	How to interpret temperature values.	Runtime	Baked
Normalized (0..1): Normalized to a 0..1 range. Degrees Kelvin: Degrees kelvin.
Exponent	Tighness of the transition curve from dark to light.	Runtime	Baked

Inputs

• Temperature Field: (required)
  • Coordinate Types: float vec2 vec3 vec4
  • Context Types: Context MaterialContext CameraContext LightContext RayContext ParticleContext VertexContext PixelContext
  • Return Types: float