Library_Movie

/* @pjs preload = "ceci.mp4";*/

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import processing.video.*;

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Movie myMovie;

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int numPos = 250;

float radius;

float speed;

color cor;

int [] x = new int [numPos];

int [] y = new int [numPos];

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void setup () {

  size (1280, 720);

  //background (0);

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  myMovie = new Movie(this, "ceci.mp4");

  myMovie.loop();

  int n = 25;

  speed = 5;

  radius = random (20);

  cor = (#E80C7A);

}

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void draw () {

  image(myMovie, 0, 0);

  noStroke();

  fill (cor);

  alpha (50);

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  // applied array to my previous sketch

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

    x[i] = x [i+1];

    y[i] = y [i+1];

  }

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

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    ellipse (x[i], y[i], radius, radius);

    x [numPos - 1] = mouseX;

    y [numPos - 1] = mouseY;

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    /*get's the ball running in a random movement*/

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    x [i] = int( x[i] + (random (-speed, speed)));

    y [i] = int (y [i] + (random (-speed, speed)));

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    /*this "if" prevents the ball to go out of the screen,

     making it to return in the middle of the screen*/

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    if (x[i]> width || x[i]< 0) {

      x[i] = width/2;

    } else if ( y[i]>height || y[i]<0 ) {

      y [i]= height/2;

    }

  }

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  if (mousePressed) {

    background (0);

  }

}

​

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void keyPressed () {

  switch (key) {

  case 'a':

    radius *= 1.2; 

    cor = (#1AB2AC);

    speed+=2;

    break;

  case 's':

    radius *= 0.5;

    cor = (#E89E0C);

    break;

  case 'd':

    cor = (#AC43E8);

    speed*=0.5;

    break;

  }

}

void movieEvent(Movie m) {

  m.read();

}

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/*keyPressed identfies which key is pressed and then gives

 new variable values for color, size and/or speed*/

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