PleunProcessing151005: Difference between revisions

From XPUB & Lens-Based wiki
(Created page with "// === CODE === // Animating shape, sound and colour PVector v1 = new PVector(50,250); PVector v2 = new PVector(150,250); PVector v3 = new PVector(450,550); PVector v4 = new...")
 
(Blanked the page)
 
(One intermediate revision by the same user not shown)
Line 1: Line 1:
// === CODE ===
// Animating shape, sound and colour


PVector v1 = new PVector(50,250);
PVector v2 = new PVector(150,250);
PVector v3 = new PVector(450,550);
PVector v4 = new PVector(600,50);
boolean v1Selected = false;
boolean v2Selected = false;
boolean v3Selected = false;
boolean v4Selected = false;
int steps = 200;
int step = 1;
int i = 0;
import ddf.minim.*;
import ddf.minim.ugens.*;
Minim      minim;
AudioOutput out;
Oscil      wave;
void setup() {
  size (1000,800);
 
  minim = new Minim(this);
 
  // use the getLineOut method of the Minim object to get an AudioOutput object
  out = minim.getLineOut();
 
  // create a sine wave Oscil, set to 440 Hz, at 0.5 amplitude
  wave = new Oscil( 440, 0.5f, Waves.SINE );
  // patch the Oscil to the output
  wave.patch( out );
 
}
void draw() {
  background(0);
  strokeWeight(3);
  stroke(255);
  noFill();
 
  bezier(v1.x, v1.y, v2.x, v2.y, v3.x, v3.y, v4.x, v4.y);
 
  fill(0);
  ellipse(v1.x, v1.y, 15, 15);
  ellipse(v2.x, v2.y, 15, 15);
    ellipse(v3.x, v3.y, 15, 15);
    ellipse(v4.x, v4.y, 15, 15);
   
   
    float t = i/float(steps);
    float x = bezierPoint(v1.x, v2.x, v3.x, v4.x, t);
    float y = bezierPoint(v1.y, v2.y, v3.y, v4.y, t);
   
    fill(0,255,0);
    noStroke();
    ellipse(x, y, 40,40);
    ellipse(x, 700, 30 ,30);
   
    int c = (int)map(x, 0, 660, 0, 255);
    fill(c,0,255);
    rect(width - 240, y, c, c);
   
    float amp = map( y, 0, height, 1, 0 );
      wave.setAmplitude( amp );
 
    float freq = map( x, 0, width, 110, 880 );
      wave.setFrequency( freq );
 
    i = i + step;
    if (i >= steps || i < 0){
    step = - step;
    }
}
void mousePressed() {
  if(dist(mouseX, mouseY, v1.x, v1.y) < 7.5) {
  v1Selected = true;
  }
  if(dist(mouseX, mouseY, v2.x, v2.y) < 7.5) {
  v2Selected = true;
  }
  if(dist(mouseX, mouseY, v3.x, v3.y) < 7.5) {
  v3Selected = true;
  }
  if(dist(mouseX, mouseY, v4.x, v4.y) < 7.5) {
  v4Selected = true;
  }
}
void mouseDragged() {
  if(v1Selected) {
  v1.x = mouseX;
    v1.y = mouseY;
  }
    if(v2Selected) {
  v2.x = mouseX;
    v2.y = mouseY;
  }
    if(v3Selected) {
  v3.x = mouseX;
    v3.y = mouseY;
  }
    if(v4Selected) {
  v4.x = mouseX;
    v4.y = mouseY;
  }
}
void mouseReleased() {
v1Selected = false;
v2Selected = false;
v3Selected = false;
v4Selected = false;
}

Latest revision as of 19:56, 6 October 2015