Luminance – Outputs a float texture. The luminance of the point.
Color – Outputs a color texture. The color of the point.
Parameters
Contribute to Gi – When enabled, the direct light contributes to the GI calculations. This has visual effect only if the texture is used for diffuse calculations.
Luminance Mode – Specifies the luminance mode.
Direct+diffuse light Diffuse light Direct light No luminance
Samples – Number of samples for the diffuse lighting.