neues Java Projekt

core.jar als Library hinzufügen

import

extends

package mikolaskova_processing;
import processing.core.*;
/**
 *
 * @author addi
 */
public class MySketch  extends PApplet{
     public void setup(){
        size(300,300);
     }
    public void draw(){
    rect(mouseX, mouseY, 20,20);
    }
    
}