Luminance
 
 
 

Converts color to grayscale. The luminance derives from a color value. Maya uses the following formula to calculate the luminance by adding the following amounts of red, green, and blue.

Luminance = 0.3 red + 0.59 green + 0.11 blue

Find this utility in the Create Bar (see Hide, resize or customize the Create bar).

To use this utility, see Use the Luminance utility.

Value

The input color or texture.

Render Pass Mode

Use this attribute in conjunction with your multi-render passes workflow.

Passthrough

Shader does not affect render passes.

Apply to Render Passes

Perform the same operation on material render passes as is performed on the master beauty pass.

No Contribution

Shader does not contribute to render passes and blanks out contributions made by upstream shaders.

Write Shader Result to Beauty Passes

The color computed for the master beauty pass is propagated to all other beauty passes.