/* 
Final Project for 

Making Things Interactive 
Carnegie Mellon University

Fall 2010

by Paulo Coelho

*/

import processing.serial.*;
import processing.video.*;

Capture v;

color currColor;
int fWidth = 28;

boolean communicate = true;
Serial myPort; 

void setup(){
  //size(480,420);
  size(640,800);
  noStroke();
  v = new Capture(this, 53, 40, 30);
  v.crop(10, 0, 32 , 40);
  loadPixels();
  myPort = new Serial(this, Serial.list()[0], 9600);
  myPort.write("HI");
}

void draw(){
  if (v.available()) {
    v.read();
    v.loadPixels();
    processPixelatedImage(32,40);
  }
}


void processPixelatedImage(int dx, int dy){
   int x = 0;
   int y = 0;
   for(int i=0;i<dx*dy;i++){
    int vColor = colorizeImage(v.pixels[i]);
    if(vColor > 0xFF) vColor = 0xFF;
    fill(vColor);
    rect(x*20,y*20,20,20);
    if(x==dx-1){
      x = 0;
      if(y==dy-1) y=0; else y ++;
    }else
        x ++;
  }
}


int colorizeImage(int currColor){
  int currR = (currColor >> 16) & 0xFF;
  int currG = (currColor >> 8) & 0xFF;
  int currB = currColor & 0xFF;
  int BW = (currR+currG+currB)/3;
  int brighter = BW;
  return brighter;
}

void keyPressed() {
  int keyIndex = -1;
  if (key == 'a') {
     printValues(32,40);
  } 
  if (key == 'b') {
    /*for(int i=0;i<200;i++){
      myPort.write(i);
      delay(80);
    }*/  
     myPort.write(80);
     //print(hex(80,2));
  } 
}

void printValues(int dx, int dy){
  int x = 0;
  int y = 0;
  //if(communicate) myPort.write(0xFFF);
  for(int i=0;i<dx*dy;i++){
    int mc = colorizeImage(v.pixels[i]);
    if(mc > 0xFF) mc = 0xFF;
    print(mc);
    if(communicate){
      myPort.write(mc);
      delay(1);
    }
    print(" ");
    if(x==dx-1){
      x = 0;
      if(y==dy-1) y=0; else y ++;
      println();
      //if(communicate) myPort.write(0xFF0);
    }else
        x ++;
  }
  //if(communicate) myPort.write(0x000);
}