import processing.video.*; 

//Capture video; 

float targetRed = 255.0; //set some numbers for the target you are chasing
float targetGreen = 0.0;
float targetBlue = 0.0;

PImage gameOver; 
 
float xBoundL = -54; // x boundary at the left side, its initial value is entered here.
float xBoundR = 694; // x boundary at the right side, its initial value is entered here.
float yBoundT = -27; // y boundary at the top, its initial value is entered here.
float yBoundB = 508; // y boundary at the bottom, its initial value is entered here.
int xFound = 0; // initialize the location of the red tracking ball
int yFound = 0;
float ball_dir = 1; 
float ball_size = 5; 
float h = 60;

int xspeed;
int yspeed;
int zspeed;
int xdir =1;
int ydir =1;
int zdir = 1;
int zMin = 0; // z postion when ball is all the way up front
int zMax = 200; // z position when the ball is the furthest point back towards you

zBall myzBall;
//zBall myPaddle;

/*
void captureEvent(Capture camera) 
 { 
 camera.read(); 
 }
 */ 
 
void setup() {
  framerate(60);
  size(640,480, P3D); 
  gameOver = loadImage("GameOver3.gif");                  //define size
  myzBall = new zBall(8,8,20);
  //myPaddle = new zBall(160,120,-40,0,0,2);
  //print(Capture.list());
  //String s = "IIDC FireWire Video";
  //video = new Capture(this, 640, 480, 12);
}

void draw() {
  background(#444444);                 //first we draw the background
  myzBall.createBall();
  myzBall.paddleTracker();
  //myzBall.court();

  /*
  if(myzBall.collides(myPaddle))  {
   zdir *= -1;
   //break;
   }  
   else  {
   zdir = 1;
   }
   */
  //myzBall.createPaddle();

}



class zBall  {
  float x = 320;
  float y = 240;
  float z = -600;
  int b1 = 70;
  int r;

  zBall  (int _xspeed, int _yspeed, int _zspeed)  {
    //int _x, int _y, int _z, int _xspeed, int _yspeed, int _zspeed
    //x = _x;
    //y = _y;
    //z = _z;
    xspeed = _xspeed;
    yspeed = _yspeed;
    zspeed = _zspeed;
  }

  void createBall()  {

    pushMatrix();
    translate(320,240,-172);
    lights();
    stroke(0);
    //noFill();
    colorMode(RGB);
    fill(200,200,200,200);
    //box(640,480, 540); // was 340 depth
    popMatrix(); 

    pushMatrix();
    noStroke();
    colorMode(HSB);
    color c1 = color(80,150,b1,255);
    fill(c1);
    lights();
    translate(x, y, z);
    sphere(r);
    r = 50;
    x = x + (xdir*xspeed);
    y = y + (ydir*yspeed);
    z = z + (zdir*zspeed);

    if (zdir == 1)  {
      b1 += 2;
      xBoundL += 1.96667;
      xBoundR -= 1.96667;
      yBoundT += 1.41667; 
      yBoundB -= 1.41667;
    }
    if (zdir == -1)  {
      b1 -= 2;
      xBoundL -= 1.96667;
      xBoundR += 1.96667;
      yBoundT -= 1.41667; 
      yBoundB += 1.41667;
    }
    if (x <= xBoundL)  {
      xdir = 1;
    }
    if (x >= xBoundR)  {
      xdir = -1;
    }
    if (y <= yBoundT)  {
      ydir = 1;
    }  
    if (y >= yBoundB)  {
      ydir = -1;
    }

    // if ( z >= 170 && z <= 180 && paddleRect.contains(160,120))  
    //if ( z >= 170 && z <= 180 && xFound > 50 && xFound < 270 && yFound > 40 && yFound < 200)  {

    if (z >= 0 )  {
      /*
      pushMatrix();
      translate(0,0,-300);
      image(gameOver,0,0);
      popMatrix();
      */
    }
    if (z <= -600 )  {
      zdir = 1;
    }
    /*
     if ( z >= 170 && z <= 180 && xFound > 50 && xFound < 270 && yFound > 40 && yFound < 200)  {
     zdir *= -1;
     } 
     */

    float dis = dist(mouseX,mouseY,-50,x,y,z);
    //println("x = " + x + " y = " + y + " z = " + z + " dis" + dis + " zdir" + zdir);
    //println("xBoundL :" + xBoundL + "  xBoundR :" + xBoundR + "  yBoundT :" + yBoundT + "  yBoundB :" + yBoundB);
    //println(xFound + "   " + yFound);
    println(dis);
    if (dis < h)  {
      zdir *= -1;
      //pushMatrix();
      //translate(0,0,z);
      //fill(240,20,0,150);
      //ellipse(xFound,yFound, 150, 150);
      //popMatrix();
    }
    popMatrix();

    pushMatrix();
    float ydis = dist(x,y,z,x,yBoundB,z);
    //println(ydis);
    float s1;
    s1 = ydis*.002;
    //s1 = s1/10;
    //println(s1);
    translate(x,y+ydis+40,z);
    //lights();
    color c2 = color(80,20,b1-120,50);
    fill(c2);
    scale(0.7+s1, 0.1+s1); 
    sphere(r);
    popMatrix();

    pushMatrix();
    translate(0,0,-600);
    fill(70);
    noStroke();
    strokeWeight(5);
    rectMode(CENTER);
    rect(320,240,762,570);
    popMatrix();
    
    pushMatrix();
    translate(0,0,-600);
    fill(50);
    noStroke();
    //stroke(20);
    strokeWeight(5);
    rectMode(CENTER);
    quad(-465, -350, -60, -44, -60, 525, -465, 825); 
    quad(1105, -350, 700, -44, 700, 525, 1105, 825); 
    popMatrix();
  }

  void paddleTracker()  {
    
    /*
    float worldRecord = 800.0; //intialize the worldrecord
     //Rectangle paddleRect = new Rectangle(0,0,10,10);
     
     for(int j=0; j<video.height; j=j+1) { //for each row
     for(int i=0; i<video.width; i=i+1) { //for each column
     //get the color of this pixels
     //find pixel in linear array using formula: pos = row*rowWidth+column
     color pix = video.pixels[j*video.width+i]; 
     //find the difference
     float diff = abs(targetRed - red(pix)) + abs(targetGreen - green(pix)) + abs(targetBlue - blue(pix));
     if (diff< worldRecord){ // if this is closest to our target color
     worldRecord = diff;
     yFound = j; //mark the spot for drawing it later
     xFound = i;
     }
     }
     }
     
     //paddleRect.x = xFound;
     //paddleRect.y = yFound;
     //image(video,0,0); //draw the video, this might be optional
     //after all the pixels have been tested, draw the winner
     
     
     */
    //pushMatrix();
    //translate(0,0);
    fill(255,255,255,20);
    stroke(204, 102, 0);
    rectMode(CENTER);
    //Rectangle paddleRect = new Rectangle(xFound,yFound,10,10);
    rect(mouseX, mouseY, 50, 50);
    //rect(width-xFound, yFound, 50, 50);
    //popMatrix();   
  }
}