Defines the diffuse color that is applied to all CAD surfaces. This series of values represents the RGB color values for the diffused light. The first three numbers represent the RGB values respectively. The numbers are somewhere between 0.0000 and 1.0000. 0.0 0.0 0.0 represents black, while 1.0 1.0 1.0 represents white. The last number is always set to 1.0.
Entry Name: Material_Diffuse
Entry Type: Character String specifying the RGB color Intensities. The default value is 0.7569 0.7569 0.7569 1.0 (light gray).
See the "Light(0-3)_Diffuse" section for additional information about ambient lighting.