/*

* This file is part of the TraKERS\Front Processing package.

*

* (c) IRI <http://www.iri.centrepompidou.fr/>

*

* file that was distributed with this source code.

*/

// smoke2 by Glen Murphy.

// View the applet in use at http://bodytag.org/

// Code has not been optimised, and will run fairly slowly.

import TUIO.*;

TuioProcessing tuioClient;

int realWidth = 640, realHeight = 480-200;

int WIDTH = 300;

int HEIGHT = 300;

//Port du Client TUIO.

int port = 80;

//Limites de la zone de recherche pour les mains.

float minDistHands = 1;

float maxDistHands = 1.5;

int RES = 2;

int PENSIZE = 30;

int lwidth = WIDTH/RES;

int lheight = HEIGHT/RES;

int PNUM = 30000;

vsquare[][] v = new vsquare[lwidth+1][lheight+1];

vbuffer[][] vbuf = new vbuffer[lwidth+1][lheight+1];

TuioPoint pt1, pt2, precPt1, precPt2;

particle[] p = new particle[PNUM];

int pcount = 0;

int mouse1Xvel = 0;

int mouse1Yvel = 0;

int mouse2Xvel = 0;

int mouse2Yvel = 0;

int randomGust = 0;

int randomGustMax;

float randomGustX;

float randomGustY;

float randomGustSize;

float randomGustXvel;

float randomGustYvel;

void setup() {

  size(WIDTH,HEIGHT);

  tuioClient = new TuioProcessing(this, port);

  background(#cccccc);

  noStroke();

  for(int i = 0; i < PNUM; i++) {

    p[i] = new particle(random(WIDTH/2-20,WIDTH/2+20),random(HEIGHT-20,HEIGHT));

  }

  for(int i = 0; i <= lwidth; i++) {

    for(int u = 0; u <= lheight; u++) {

      v[i][u] = new vsquare(i*RES,u*RES);

      vbuf[i][u] = new vbuffer(i*RES,u*RES);

    }

  }

}

void draw() {

  tuioInput();

  int a1xvel = 0, a1yvel = 0, a2xvel = 0, a2yvel = 0;

  if(precPt1 != null && pt1 != null)

  {

    float X1Rev = map(pt1.getX(), realWidth, realHeight, WIDTH, HEIGHT);

    float Y1Rev = map(pt1.getY(), realWidth, realHeight, WIDTH, HEIGHT);

    float X1PrecRev = map(precPt1.getX(), realWidth, realHeight, WIDTH, HEIGHT);

    float Y1PrecRev = map(precPt1.getY(), realWidth, realHeight, WIDTH, HEIGHT);

    a1xvel = (int)X1Rev-(int)X1PrecRev;

    a1yvel = (int)Y1Rev-(int)Y1PrecRev;

    mouse1Xvel = (a1xvel != mouse1Xvel) ? a1xvel : 0;

    mouse1Yvel = (a1yvel != mouse1Yvel) ? a1yvel : 0;

  }

  if(precPt2 != null && pt2 != null)

  {

    float X2Rev = map(pt2.getX(), realWidth, realHeight, WIDTH, HEIGHT);

    float Y2Rev = map(pt2.getY(), realWidth, realHeight, WIDTH, HEIGHT);

    float X2PrecRev = map(precPt2.getX(), realWidth, realHeight, WIDTH, HEIGHT);

    float Y2PrecRev = map(precPt2.getY(), realWidth, realHeight, WIDTH, HEIGHT);

    a2xvel = (int)X2Rev-(int)X2PrecRev;

    a2yvel = (int)Y2Rev-(int)Y2PrecRev;

    mouse2Xvel = (a2xvel != mouse2Xvel) ? a2xvel : 0;

    mouse2Yvel = (a2yvel != mouse2Yvel) ? a2yvel : 0;

  }

  if(randomGust <= 0) {

    if(random(0,10)<1) {

      randomGustMax = (int)random(5,12);

      randomGust = randomGustMax;

      randomGustX = random(0,WIDTH);

      randomGustY = random(0,HEIGHT-10);

      randomGustSize = random(0,50);

      if(randomGustX > WIDTH/2) randomGustXvel = random(-8,0);

      else randomGustXvel = random(0,8);

      randomGustYvel = random(-2,1);

    }

    randomGust--;

  }

  for(int i = 0; i < lwidth; i++) {

    for(int u = 0; u < lheight; u++) {

      vbuf[i][u].updatebuf(i,u);

      v[i][u].col = 0;

    }

  }

  for(int i = 0; i < PNUM-1; i++) {

    p[i].updatepos();

  }

  for(int i = 0; i < lwidth; i++) {

    for(int u = 0; u < lheight; u++) {

      v[i][u].addbuffer(i, u);

      v[i][u].updatevels(mouse1Xvel, mouse1Yvel, pt1);

      if(pt2 != null)

        v[i][u].updatevels(mouse2Xvel, mouse2Yvel, pt2);

      v[i][u].display(i, u);

    }

  }

  randomGust = 0;

}

void update(TuioPoint _pt1, TuioPoint _pt2)

{

  pt1 = _pt1;

  pt2 = _pt2;

}