//created=16 Mar 08
//description=Example using a gradient background
//title=Gradient Background Example
//titlebar=Gradient Background From SGBackground Library
//publish=false
//tags=example
 
 
import SGBackground.*;
import Tuple.*;
 
Gradient back;
 
void setup(){
 
  size(550,550,P3D);
 
  back = new Gradient(this,10);
  back.addLight(new Tuple3f(width/2,height/2,300),color(150),1.f,1);
  back.addLight(new Tuple3f(width,100,300),color(0,0,75),1.f,2);
  back.addLight(new Tuple3f(0,height,300),color(75,0,0),1.f,2);
 
}
 
void draw(){
 
    back.draw();
 
}