// GeometryFactoryDemo
// Dave Bollinger
// http://www.davebollinger.com

/**
mouse X controls radius
mouse Y controls height
*/

GeometryFactory gf;
float halfwidth, halfheight;
float quarterwidth, quarterheight;
float rotx = 0f, roty = 0f;

void setup() {
  size(300,300,P3D);
  halfwidth = width * 0.5f;
  halfheight = height * 0.5f;
  quarterwidth = width * 0.25f;
  quarterheight = height * 0.25f;
  stroke(0);
  fill(224,192);
  gf = new GeometryFactory();
  gf.setDetail(16);
  // just to demo how its called, default detail of 12 would have been fine
  // could have also just constructed it as:  gf = new GeometryFactory(16);
}

void draw() {
  background(255);
  translate(halfwidth, halfheight, 0f);
  rotateX(rotx+=0.01);
  rotateY(roty+=0.01);
  lights();

  float mx = (mouseX - halfwidth) * 0.5f;
  float my = (mouseY - halfheight) * 0.5f;
  
  //pushMatrix();
  gf.disc(0f, mx);
  //popMatrix();
  
  pushMatrix();
  translate(-quarterwidth, -quarterheight, 0f);
  gf.cylinder(my, mx);
  popMatrix();
  
  pushMatrix();
  translate(-quarterwidth, quarterheight, 0f);
  gf.cone(my, mx);
  popMatrix();

  pushMatrix();
  translate(quarterwidth, -quarterheight, 0f);
  gf.capped_cylinder(my, mx, mx/2);
  popMatrix();
  
  pushMatrix();
  translate(quarterwidth, quarterheight, 0f);
  gf.capped_cone(my, mx);
  popMatrix();
  
}