czm_saturation
Adjusts the saturation of a color.
Parameters:
| Name | Type | Description | 
|---|---|---|
| rgb | vec3 | The color. | 
| adjustment | float | The amount to adjust the saturation of the color. | 
Returns:
	
	
		float 
		
		 The color with the saturation adjusted.
         
    
    
        Example
vec3 greyScale = czm_saturation(color, 0.0); vec3 doubleSaturation = czm_saturation(color, 2.0);
