// redFrik

//click to explode

//import processing.opengl.*;  //better quality

int maxNumAgents= 50;
int numAgents= 50;
Agent[] agents= new Agent[maxNumAgents];
float rotX= 0, rotY= 0, rotZ= 0, rx, ry, rz;
int tx, ty, tz;
float sx, sy, sz, sxDrift, syDrift, szDrift;

void setup() {
  size(640, 480, P3D);
  //size(640, 480, OPENGL);  //better quality
  framerate(30);
  background(150, 150, 120);
  initAgents();
  newTrans();
  newScale();
  newRotation();
}
void draw() {
  translate(width/2+tx, height/2+ty, tz);
  sx= sx+sxDrift;
  sy= sy+syDrift;
  sz= sz+szDrift;
  scale(sx, sy, sz);
  rotX= rotX+radians(rx); rotateX(rotX);
  rotY= rotY+radians(ry); rotateY(rotY);
  rotZ= rotZ+radians(rz); rotateZ(rotZ);
  for(int i= 0; i<numAgents; i++) {
    agents[i].move();
    agents[i].draw();
  }
}
void mousePressed() {
  background(150, 150, 120);
  initAgents();
  newTrans();
  newScale();
  newRotation();
}
void initAgents() {
  AWorld world= new AWorld(3, 400, 400, 400, 0.95);
  for(int i= 0; i<numAgents; i++) {
    ALocation loc= new ALocation(world, random(-0.1, 0.1), random(-0.1, 0.1), random(-0.1, 0.1));
    ADirection dir= new ADirection(random(-0.05, 0.05), random(-0.05, 0.05), random(-0.05, 0.05));
    agents[i]= new Agent3D(loc, dir, random(1.0), color(255, 0, 0), color(0), 5);
  }
}
void newTrans() {
  tx= int(random(-width/3, width/3));
  ty= int(random(-height/3, height/3));
  tz= 0;
}
void newScale() {
  if(random(0, 10)>7) {
    sx= random(0.6, 1.2);
    sy= random(0.6, 1.2);
    sz= random(0.1, 2);
    if(random(0, 10)>8) {sxDrift= random(-0.1, 0.1);} else {sxDrift= 0;}
    if(random(0, 10)>8) {syDrift= random(-0.1, 0.1);} else {syDrift= 0;}
    if(random(0, 10)>8) {szDrift= random(-0.1, 0.1);} else {szDrift= 0;}
  } else {
    sxDrift= 0;
    syDrift= 0;
    szDrift= 0;
    if(random(0, 10)>5) {
      sx= random(0.3, 0.7);
      sy= random(0.2, 0.6);
      sz= random(0.01, 0.25);
    } else {
      sx= 1;
      sy= 1;
      sz= 1;
    }
  }
}
void newRotation() {
  rx= ry= rz= 0;
  rotX= rotY= rotZ= 0;
  if(random(0, 10)>7) {
    ry= random(-4, 4);
  }
  if(random(0, 10)>7) {
    rz= random(-4, 4);
  }
  if(random(0, 10)>4) {
    rx= random(-4, 4);
  }
  if(rx+ry+rz==0) {        //make sure always some rotation
    rx= random(0.5, 3);
  }
}