Simon's 'Planet Eye'

// Processing with Seb_L01

// Simon's 'Planet Eye' 

// Ver. 001

​

// VARIABLES

PFont f;

float eyeBound, pupilAng, starD;

int starCount = 150;

String footnote = "Simon's 'Planet Eye'";

​

void setup() {

​

  size(600, 600);

  smooth();

  noStroke();

  background(#000000);

​

  drawStarfield();

​

  f = createFont("Georgia", 18, true);

  textFont(f);

  fill(#FFFFFF);

  text(footnote, 50, 550);

}

​

void draw() {

​

  // Draw shiny eyeball

  fill(#DDDDDD);

  ellipse(300, 300, 200, 200);

  fill(#FFFFFF);

  ellipse(305, 300, 190, 190);

  // Draw pupil and give it behaviour

  fill(#000000);

​

  if (mouseX == 0 && mouseY == 0) { // Mouse has not been moved

​

    // Move pupil to look at footnote    

    pupilAng = atan2(550 - 300, 50 - 300);

    pushMatrix();

    translate(300, 300);

    rotate(pupilAng);

    ellipse(80, 0, 40, 40);

    popMatrix();

  } else { // Mouse has been moved

​

    eyeBound = dist(mouseX, mouseY, 300, 300);

​

    if (eyeBound <= (100 - 20)) { // Mouse within the eyeball

​

      ellipse(mouseX, mouseY, 40, 40);

    } else { // Mouse outside the eyeball

​

      pupilAng = atan2(mouseY - 300, mouseX - 300);

​

      pushMatrix();

      translate(300, 300);

      rotate(pupilAng);

      ellipse(80, 0, 40, 40);

      popMatrix();

    }

​

    // Blink

    if (mousePressed) {

​

      fill(#DDDDDD);

      ellipse(300, 300, 200, 200);

    }

​

    // Debug

    // println("eyeBound = " + eyeBound);

    // println("pupilAng = " + eyeBound);

  }

}

​

// FUNCTIONS

void drawStarfield() {

​

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

​

    starD = random(5, 10);

​

    fill(#FFFFFF, random(100, 200));

    ellipse(random(600), random(600), starD, starD);

  }

}

​

​