Processing: Creative Coding and Computational Art

PROCESSING: CREATIVE CODING AND COMPUTATIONAL ART
160
//setup structure runs once
void setup(){
size(400, 400);
background(130, 130, 240);
noFill();
}
/*draw function begins loop
required by mouseMoved and mouseDragged
functions later in the code*/
void draw(){
}
/*custom function incrementally
paints the screen–called when
the mouse is pressed*/
void fadeScreen(){
fill(130, 130, 240, screenFadeValue);
noStroke();
rect(0, 0, width, height);
}
/*custom function paints shapes,
boolean argument 'isDragged' controls
shape style*/
void paintShapes(boolean isDragged){
if (isDragged){
noStroke();
ellipse(mouseX, mouseY, radiusX, radiusY);
}
else {
noFill();
stroke(random(255));
rect(mouseX, mouseY, random(sizeMax), random(sizeMax));
}
}
/* set shape size and
fill color on press*/
void mousePressed(){
// call custom function to clear screen
fadeScreen();
radiusX = random(sizeMax);
radiusY = random(sizeMax);
// set fill color for drawing
fill(random(255), random(255), random(255), 100);
}