// By Scott Brown 12 October 2009
// http://kodama.angrypixel.org
//
// Multi-screen output from Andres Colubri's 'TextureWindow'

import processing.opengl.*;
import codeanticode.glgraphics.*;
import codeanticode.gsvideo.*;

GLTexture _sample, _fx01, _fx02, _fx03, _fx04, _fx05, _fx06;
GLTextureFilter posterize, gaussBlur, pixelate, edgeDetect, pulseEmboss, extractBloom;
GLTextureWindow texWin;
GSCapture cam;
PImage sample;
PFont font;

boolean cam01 = false;
boolean cam02 = false;
boolean fx01 = false;
boolean fx02 = false;
boolean fx03 = false;
boolean fx04 = false;
boolean fx05 = false;
boolean fx06 = false;

void setup() {
  size(1100, 850, GLConstants.GLGRAPHICS);
  background(175);
  
  // Images
  sample = loadImage("sample.jpg");
  _sample = new GLTexture(this, "sample.jpg");
  _fx01 = new GLTexture(this, _sample.width, _sample.height);
  _fx02 = new GLTexture(this, _sample.width, _sample.height);
  _fx03 = new GLTexture(this, _sample.width, _sample.height);
  _fx04 = new GLTexture(this, _sample.width, _sample.height);
  _fx05 = new GLTexture(this, _sample.width, _sample.height);
  _fx06 = new GLTexture(this, _sample.width, _sample.height);
  
  // Filters
  posterize = new GLTextureFilter(this, "posterize.xml");
  gaussBlur = new GLTextureFilter(this, "gaussBlur.xml");
  pixelate = new GLTextureFilter(this, "pixelate.xml");
  edgeDetect = new GLTextureFilter(this, "edgeDetect.xml");
  pulseEmboss = new GLTextureFilter(this, "pulsatingEmboss.xml");
  extractBloom = new GLTextureFilter(this, "ExtractBloom.xml");
  
  // For labels
  font = loadFont("Helvetica-18.vlw");
  textFont(font);
  
  // Start camera
  cam = new GSCapture(this, 400, 300);
  
  // The window is located at (0, 0) and has a size of (400, 400).
  // Important: the texture window has be be created before creating any
  // texture, filter or any other OpenGL-related element.
  texWin = new GLTextureWindow(this, 0, 0, 400, 300);
  
  // A call to init() is required at the end of setup.
  texWin.init();
  
  // If setting the override property of the texture window to 
  // false, then it won't be drawn automatically. In this case,
  // it can be manually updated after the main draw is finished
  // using the post event (uncomment the post() function at the
  // bottom of this example):
  texWin.setOverride(true);
  registerPost(this);
}

void draw() {
  noStroke();
  noFill();
  
  // Camera windows
  if (cam01) {
    fill(255, 0, 0);
    rect(98, 48, 404, 304);
    text("Camera 01", 100, 370);
  } else {
    fill(0);
    rect(98, 48, 404, 304);
    text("Camera 01", 100, 370);
  }
  if (cam02) {
    fill(255, 0, 0);
    rect(98, 398, 404, 304);
    text("Camera 02", 100, 720);
  } else {
    fill(0);
    rect(98, 398, 404, 304);
    text("Camera 02", 100, 720);
  }
  
  // Effect windows
  fill(0);
  rect(598, 48, 404, 304);
  text("Effect Ouput", 600, 370);
  
  _sample.filter(posterize, _fx01);
  _sample.filter(gaussBlur, _fx02);
  _sample.filter(pixelate, _fx03);
  _sample.filter(edgeDetect, _fx04);
  _sample.filter(pulseEmboss, _fx05);
  _sample.filter(extractBloom, _fx06);
  
  if (fx01) {
    fill(255, 0, 0);
    rect(598, 423, 104, 104);
    text("Posterize", 600, 545);
    _fx01.render(600, 425, 100, 100);
  } else {
    fill(0);
    rect(598, 423, 104, 104);
    text("Posterize", 600, 545);
    _fx01.render(600, 425, 100, 100);
  }
  if (fx02) {
    fill(255, 0, 0);
    rect(748, 423, 104, 104);
    text("Gauss Blur", 750, 545);
    _fx02.render(750, 425, 100, 100);
  } else {
    fill(0);
    rect(748, 423, 104, 104);
    text("Gauss Blur", 750, 545);
    _fx02.render(750, 425, 100, 100);
  }
  if (fx03) {
    fill(255, 0, 0);
    rect(898, 423, 104, 104);
    text("Pixelate", 900, 545);
    _fx03.render(900, 425, 100, 100);
  } else {
    fill(0);
    rect(898, 423, 104, 104);
    text("Pixelate", 900, 545);
    _fx03.render(900, 425, 100, 100);
  }
  if (fx04) {
    fill(255, 0, 0);
    rect(598, 573, 104, 104);
    text("Edge Detect", 600, 695);
    _fx04.render(600, 575, 100, 100);
  } else {
    fill(0);
    rect(598, 573, 104, 104);
    text("Edge Detect", 600, 695);
    _fx04.render(600, 575, 100, 100);
  }
  if (fx05) {
    fill(255, 0, 0);
    rect(748, 573, 104, 104);
    text("Pulse Emboss", 750, 695);
    _fx05.render(750, 575, 100, 100);
  } else {
    fill(0);
    rect(748, 573, 104, 104);
    text("Pulse Emboss", 750, 695);
    _fx05.render(750, 575, 100, 100);
  }
  if (fx06) {
    fill(255, 0, 0);
    rect(898, 573, 104, 104);
    text("Bloom", 900, 695);
    _fx06.render(900, 575, 100, 100);
  } else {
    fill(0);
    rect(898, 573, 104, 104);
    text("Bloom", 900, 695);
    _fx06.render(900, 575, 100, 100);
  }
  
  // Slider
  stroke(0);
  strokeWeight(3);
  line(100, 775, 1000, 775);
  
  if (cam.available() == true) {
    cam.read();
    set(100, 50, cam);
  }
}

void mousePressed() {
  if (mouseX > 100 && mouseX < 500 && mouseY > 50 && mouseY < 350 && mousePressed) {
    cam01 = !cam01;
    if (cam01) {
      cam02 = false;
    }
  }
  if (mouseX > 100 && mouseX < 500 && mouseY > 400 && mouseY < 700 && mousePressed) {
    cam02 = !cam02;
    if (cam02) {
      cam01 = false;
    }
  }
  if (mouseX > 600 && mouseX < 700 && mouseY > 425 && mouseY < 525 && mousePressed) {
    fx01 = !fx01;
  }
  if (mouseX > 750 && mouseX < 850 && mouseY > 425 && mouseY < 525 && mousePressed) {
    fx02 = !fx02;
  }
  if (mouseX > 900 && mouseX < 1000 && mouseY > 425 && mouseY < 525 && mousePressed) {
    fx03 = !fx03;
  }
  if (mouseX > 600 && mouseX < 700 && mouseY > 575 && mouseY < 675 && mousePressed) {
    fx04 = !fx04;
  }
  if (mouseX > 750 && mouseX < 850 && mouseY > 575 && mouseY < 675 && mousePressed) {
    fx05 = !fx05;
  }
  if (mouseX > 900 && mouseX < 1000 && mouseY > 575 && mouseY < 675 && mousePressed) {
    fx06 = !fx06;
  }
}

void post()
{
    texWin.render();  
}