Processing Globe Explorations

PShader depthOfFieldShader;

PImage texture;
PImage starsTexture;
PImage overlay;

PShape globe;
PShape starsGlobe;

float distance = 900;

Line[] lines = new Line[1000];

void setup() {
  size(1920, 1080, P3D);
  smooth(4);
  //pixelDensity(2);

  //depthOfFieldShader = loadShader("depthOfFieldShader.glsl");

  texture = loadImage("globe.png");
  globe = createShape(SPHERE, 300);
  //globe.setFill(color(255, 255, 255, 220));
  globe.setTexture(texture);
  //globe.setTint(color(255, 255, 255, 10));
  globe.setStroke(false);

  //starsTexture = loadImage("starsTexture.png");
  starsGlobe = createShape(SPHERE, 3000);
  starsGlobe.setFill(false);
  starsGlobe.setTexture(starsTexture);
  starsGlobe.setStroke(color(210, 29, 105, 10));

  overlay = loadImage("0 Initial Globe.png");

  createSomeLines();
}

void draw() {
  background(255);
  fill(255);

  // draw anything 3d

  //camera(frameCount, mouseY/2, (height/2) / tan(PI/6), width/2, height/2, 0, 0, 1, 0);
  float x = cos(0.001 * frameCount) * distance;
  float y = (-distance / 2) + mouseY / 2;
  float z = sin(0.001 * frameCount) * distance;

  translate(width/2, height/2, -100);
  camera(x,y,z, 0,0,0, 0,1,0);

  //lights();
  //spotLight(255, 255, 255, width/2, height/2, 400, 0, 0, -1, PI/4, 2);

  //hint(DISABLE_DEPTH_TEST);
  shape(globe);
  shape(starsGlobe);

  //drawDebugLines();
  drawLines();

  // draw anything 2d
  camera();

  fill(150);
  //text(round(frameRate), 10, 15);

  image(overlay, 0, 0, width, height);

  //println(frameCount);
  //String pngName = String.format("_export/outer-sphere-%04d.png", frameCount);
  //save(pngName);
}

void mouseClicked() {
  createSomeLines();
}

void createSomeLines() {
  for (int i = 0; i < lines.length; i++) {
    Line line = new Line(random(600) - 300, random(600) - 300, random(600) - 300);
    lines[i] = line;
  }
}

void drawLines() {
  strokeWeight(1);

  for (int i = 0; i < lines.length; i++) {
    stroke(lines[i].strokeColor);
    line(0, 0, 0, lines[i].x, lines[i].y, lines[i].z);
  }
}

void drawDebugLines() {
  strokeWeight(1);
  stroke(255, 0, 0);
  line(0, 0, 0, 600, 0, 0);

  stroke(0, 255, 0);
  line(0, 0, 0, 0, 600, 0);

  stroke(0, 0, 255);
  line(0, 0, 0, 0, 0, 600);
  noStroke();
}

class Line {

  float x;
  float y;
  float z;

  color strokeColor;

  Line(float _x, float _y, float _z) {
    x = _x;
    y = _y;
    z = _z;

    int colorChoice = round(random(3));
    if (colorChoice > 0) {
      strokeColor = color(0, 155, 220);
    } else {
      strokeColor = color(210, 29, 105);
    }
  }

}