| Compress |
Function
The Compress function squeezes the image to fit within the Lo and Hi range
you set. Unlike Clamp, the entire image is modified because it is fit between
the two points.
|
Parameters
|
Type
|
Defaults
|
Function
|
| Lo |
float
|
0, rLo, rLo, 0 | The new lowest value in the image. 0 means no change if Hi is set to 1. |
| Hi |
float
|
1, rHi, rHi, 1 | The new highest value in the image. |
Synopsis
image Compress( image, float rLo, float gLo, float bLo, float aLo, float rHi, float gHi, float bHi, float aHi );
Script
image = Compress( image,
rLo, gLo, bLo, aLo
rHi, gHi, bHi, aHi
)
Command Line
shake -compress rLo gLo etc....
Examples
shake lisa.iff -compress .5
shake lisa.iff -compress .4 .4 .4 0 .6 .6 .6