// Sequential 
// by James Patterson <http://www.presstube.com> 
// and REAS <http://reas.com> 

int numFrames = 12;  // The number of frames in the animation 
int frame = 0; 
PImage[] images = new PImage[numFrames]; 
    
void setup() 
{ 
  size(200, 200); 
  framerate(30); 
  
  images[0]  = loadImage("PT_anim0000.gif"); 
  images[1]  = loadImage("PT_anim0001.gif"); 
  images[2]  = loadImage("PT_anim0002.gif"); 
  images[3]  = loadImage("PT_anim0003.gif"); 
  images[4]  = loadImage("PT_anim0004.gif"); 
  images[5]  = loadImage("PT_anim0005.gif"); 
  images[6]  = loadImage("PT_anim0006.gif"); 
  images[7]  = loadImage("PT_anim0007.gif"); 
  images[8]  = loadImage("PT_anim0008.gif"); 
  images[9]  = loadImage("PT_anim0009.gif"); 
  images[10] = loadImage("PT_anim0010.gif"); 
  images[11] = loadImage("PT_anim0011.gif"); 
  
  // If you don't want to load each image separately 
  // and you know how many frames you have, you 
  // can use create the filenames as the program runs 
  //for(int i=0; i<numFrames; i++) { 
  //  String imageName = "PT_anim00" + ((i < 10) ? "0" : "") + i + ".gif"; 
  //  images[i] = loadImage(imageName); 
  //} 
} 
 
void draw() 
{ 
  frame = (frame+1)%numFrames;  // Use % to cycle through frames 
  image(images[frame], 0, 0); 
}