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Examples for Processing (BETA) version 91+. If you have a previous version, use the examples included with your software. If you see any errors or have comments, please let us know.

Alpha Mask
by toxi <http://www.toxi.co.uk>

Loads a "mask" for an image which specifies its transparency in different parts of the image. The two images are blended together using the mask() method of PImage.

Created 29 April 2003
Updated 7 July 2004

    
// Alpha Mask 
// by toxi <http://www.toxi.co.uk> 

PImage img; 
PImage maskImg; 
 
void setup() 
{ 
  size(200,200); 
  img = loadImage("test.jpg"); 
  maskImg = loadImage("mask.jpg"); 
  img.mask(maskImg); 
} 
 
void draw() 
{ 
  background((mouseX+mouseY)/1.5); 
  image(img, 50, 50); 
  image(img, mouseX-50, mouseY-50); 
}
 







    
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