Inside Macintosh: 3D Graphics Programming With QuickDraw 3D /

Chapter 21 - QuickDraw 3D Color Utilities / QuickDraw 3D Color Utilities Reference

QuickDraw 3D Color Utilities /

Q3ColorRGB_Scale

You can use the Q3ColorRGB_Scale function to scale a color.

TQ3ColorRGB *Q3ColorRGB_Scale (
const TQ3ColorRGB *color, 
float scale, 
TQ3ColorRGB *result);

color

An RGB color structure.

scale

A scaling factor.

result

On exit, a pointer to an RGB color structure for the color that is the scale of the specified color.

DESCRIPTION

The Q3ColorRGB_Scale function returns, as its function result and in the result parameter, a pointer to an RGB color structure that represents the result of scaling the color specified by the color parameter by the factor specified by the scale parameter.