sketch - OpenProcessing

sketch48672
xxxxxxxxxx
 
/**
sKeTch is audiovisual application
​
Aris Bezas Sat, 16 July 2011, 17:31
​
SC-CODE
=======
s.boot;
(
SynthDef("Xaraktiki", 
            { arg  amp = 0.5, pan = 0, out = 0;
                var source;
                var panned_source;
                source = HPF.ar(BrownNoise.ar(amp, 0), MouseX.kr(1000,8000));
                panned_source = Pan2.ar(source, MouseX.kr(-0.9, 0.9));
                Out.ar( out, panned_source); 
            }
       ).send(s);
)
​
// OSC router
p = NetAddr("127.0.0.1", 12000);  // send to Processing
z = Synth("Xaraktiki");
OSCresponder(nil, "amp", { | time, resp, message |
        z.set("amp", message[1]);
}).add;
​
​
*/
import processing.opengl.*;
//import oscP5.*;  
//import netP5.*;
​
//OscP5 oscP5;
//NetAddress myRemoteLocation;
​
boolean miden, smoothFade;
boolean xar=true;
​
// Sound Input Variables
float amp1, freq1, amp2, freq2, ampout, freqout;
float ElegxosAmp;
​
SketchLine  line0, line1, line2;
float x1, y1, x2, y2; 
PImage cur;
​
int stoixeia = 30, lineAlpha = 50;
​
//  Color Variables
int colorL=255,strokeL, strokeValue = 20, strokeBackground = 5;
int paintCount = 0, alphaSform;
int r0,g0,b0,r1,g1,b1;
​
// Physics Variables
float[] x = new float[stoixeia];
float[] y = new float[stoixeia];
float[] epitaxinsiX = new float[stoixeia];
float[] epitaxinsiY = new float[stoixeia];
float[] elastikotita = new float[stoixeia];
float[] aposbesi = new float[stoixeia];
float[] deltaX = new float[stoixeia];
float[] deltaY = new float[stoixeia];
float fxMouse, fyMouse;
​
void setup()  {
  frameRate(240);
  size(900,450);
​
  //oscP5 = new OscP5(this,46100);   //listening
  //myRemoteLocation = new NetAddress("127.0.0.1",57120);  //  speak to
  
  line0 = new SketchLine(30);
  line1 = new SketchLine(stoixeia);
  line2 = new SketchLine(stoixeia + 1);
​
  line0.calcType( 0.2, 0.65 );// 0.2, 0.65 writeLine
  line1.calcType( 0.1, 0.65 );// 0.2, 0.65 writeLine
  line2.calcType( 0.3, 0.65 );// 0.2, 0.65 writeLine
​
  background(0);
  noFill();
  smooth();
//  noCursor();
  //cur = loadImage("cursor10black.png");
  //cur.resize(8, 8);
  //cursor(cur, mouseX, mouseY);
​
  for (int i=0; i<stoixeia; i++){
    elastikotita[i] = 0.2*(.07*(i+1));// 0.05  kai 0.005
    aposbesi[i] = 0.55-(0.02*i);
  }
}
​
void draw()  {
  myLine();
  noFill();
  if (mousePressed == true)  {  
    line0.calcPoints(mouseX, mouseY);
    line0.render(255,0,0, lineAlpha);
    line1.calcPoints(mouseX, mouseY);
    line1.render(255,255,0, lineAlpha);
    line2.calcPoints(mouseX, mouseY);
    line2.render(255,255,255, lineAlpha);
  } else {
      line0.calcPoints(mouseX, mouseY);
    line0.render(255,0,0, 0);
    line1.calcPoints(mouseX, mouseY);
    line1.render(255,255,0, 0);
    line2.calcPoints(mouseX, mouseY);
    line2.render(255,255,255, 0);
  
  }
  if (smoothFade) {
    fill(0,12);
    rect(-10,-10,width,height);
  } 
}
​
void myLine(){
​
  if (mousePressed == true)  {  
    if(miden == true) {
      for (int i=0; i<stoixeia; i++){
        x[i] = mouseX;// move worm
        y[i] = mouseY;
        miden = false;
      }
      //cursor(cur, 0,0);
    }
    strokeL = strokeValue;
  }
​
​
  noFill(); 
  drawline();
​
}
​
​
void drawline(){
    fxMouse = mouseX;
    fyMouse = mouseY;
 // beginShape();
    for (int i=0; i<5; i++){
    if (i==0){
      deltaX[i] = (fxMouse - x[i]);
      deltaY[i] = (fyMouse - y[i]);
      if (mousePressed && xar)  {
        //OscMessage amp = new OscMessage("amp");  
        //ElegxosAmp = map(abs(deltaX[i])+abs(deltaY[i]), 0, 340, 0, 0.2  );
       // amp.add(ElegxosAmp); 
       // oscP5.send(amp, myRemoteLocation);      
      }
      
    }
    else {
      deltaX[i] = (x[i-1]-x[i]);
      deltaY[i] = (y[i-1]-y[i]);
    }
    deltaX[i] *= elastikotita[i];    // create elastikotita effect
    deltaY[i] *= elastikotita[i];
    epitaxinsiX[i] += deltaX[i];
    epitaxinsiY[i] += deltaY[i];
    x[i] += epitaxinsiX[i];// move it
    y[i] += epitaxinsiY[i];
    vertex(x[i],y[i]);
    epitaxinsiX[i] *= aposbesi[i];    // slow down elastikotita
    epitaxinsiY[i] *= aposbesi[i];
  }
  endShape();
}
​
​
​
void mouseReleased()  {
  if(xar)  {
   // OscMessage silence = new OscMessage("amp");  
   // silence.add(0); 
   // oscP5.send(silence, myRemoteLocation);      
  }
​
  line0.calcPointsStart(mouseX, mouseY);
}
​
void mousePressed()  {
  line0.calcPointsStart(mouseX, mouseY);
  line1.calcPointsStart(mouseX, mouseY);
  line2.calcPointsStart(mouseX, mouseY);  
}
​
​
void mouseDragged() {
}
​
​
void keyPressed(){
  if (key == 'z') {
    //cursor(cur, 0, 0);
  }
  if (key == 'b') {
    background(0);
  }  
  if (key == 's') {
    smoothFade = !smoothFade;
  }  
​
}
​
​
// ==========  SKETCH CLASS  ===================
/*
 091027 Igoumeninja Aris Bezas
 class: sKeTch
 variables:  stoixeia, elastikotita, aposvesi, red, green, blue, alpha
 methods:  calcType, calcPoints, render
 */
​
class  SketchLine  {
  int stoixeia = 1000, colorR, colorG, colorB, lineAlpha = 25; 
  float elast, aposv;
  float[] x = new float[stoixeia];
  float[] y = new float[stoixeia];
  float[] epitaxinsiX = new float[stoixeia];
  float[] epitaxinsiY = new float[stoixeia];
  float[] elastikotita = new float[stoixeia];
  float[] aposvesi = new float[stoixeia];
  float[] deltaX = new float[stoixeia];
  float[] deltaY = new float[stoixeia];
​
  float pointX, pointY;
​
​
  SketchLine(int stoixeiaVar)  {
    stoixeia = stoixeiaVar;
  }
​
  void calcType(float elastikotitaVar, float aposvesiVar)  {
    elast = elastikotitaVar;
    aposv = aposvesiVar;
    for (int i=0; i < stoixeia; i++){
      elastikotita[i] = elast*(.07*(i+1));// 0.05  kai 0.005
      aposvesi[i] = aposv-(0.02*i);
    }
  }
​
  void calcPoints(float pointXVar, float pointYVar)  {
    pointX = pointXVar;
    pointY = pointYVar;
​
    for (int i=0; i<stoixeia; i++){
      if (i==0){
        deltaX[i] = (pointX - x[i]);
        deltaY[i] = (pointY - y[i]);
//        if (mousePressed)  {
//          OscMessage amp = new OscMessage("amp");  
//          ElegxosAmp = map(abs(deltaX[i])+abs(deltaY[i]),0,340,0,1.6  );
//          amp.add(ElegxosAmp); 
//          oscP5.send(amp, myRemoteLocation);      
//        }
      }  
      else  {
        deltaX[i] = (x[i-1]-x[i]);
        deltaY[i] = (y[i-1]-y[i]);
      }
      deltaX[i] *= elastikotita[i];    // create elastikotita effect
      deltaY[i] *= elastikotita[i];
      epitaxinsiX[i] += deltaX[i];
      epitaxinsiY[i] += deltaY[i];
      x[i] += epitaxinsiX[i];// move it
      y[i] += epitaxinsiY[i];
      epitaxinsiX[i] *= aposvesi[i];    // slow down elastikotita
      epitaxinsiY[i] *= aposvesi[i];
    }
  }
  void calcPointsStart(float pointXVar, float pointYVar)  {
    pointX = pointXVar;
    pointY = pointYVar;
    for (int i=0; i<stoixeia; i++){
      x[i] = mouseX;
      y[i] = mouseY;
    }
  }
​
​
  void render(int colorRVar, int colorGVar, int colorBVar, int lineAlphaVar)  {
    colorR = colorRVar;
    colorG = colorGVar;
    colorB = colorBVar;    
    lineAlpha = lineAlphaVar;    
    noFill();
    stroke(colorR, colorG, colorB, lineAlpha);
    beginShape();
    for (int i = 0; i < stoixeia; i++)  {
      curveVertex(x[i], y[i]);
    }
    endShape();
  }
​
}                                                                                               