/*A building similar to the Chase tower in Chicago.*/
//number of floors in the top and bottom sections, total height is BFLOORS+TFLOORS+1
BFLOORS = 60; 
TFLOORS = 75;
LENGTH = 123; //how long the building is on the face

//set up usefull constants, etc
SIZE = 1.0;
SEED = 0;
r = new Random(SEED);

//set up textures
stone = new UniformTexture();
stone.diffuseColor.setRGB(0.48, 0.6, 0.54);
concrete = new UniformTexture();
concrete.diffuseColor.setRGB(0.8, 0.7, 0.6);
window = new Texture[9];
for (i=0; i<9; i++)
{
  k = Math.log(2 + (i+1)/9.0);
  window[i] = new UniformTexture();
  window[i].diffuseColor.setRGB(0.6*k, 0.6*k, 0.6*k);
  window[i].shininess = (float) 1.0;
  window[i].specularity = (float) 0.25;
}

//the main loop
//bottom floors
x = SIZE*12;
y = SIZE;
xbase = x;
//compute some lengths
for (i=0; i<BFLOORS; i++)
{
  theta = 90 - 45*i/BFLOORS;
  xbase = xbase + Math.cos(theta*Math.PI/180)*SIZE;
  y = y + Math.sin(theta*Math.PI/180)*SIZE;
}
ybase = y;

//the first floor
//right side
box = new Cube(SIZE, SIZE, LENGTH);
box.setTexture(stone, stone.getDefaultMapping(box));
pos = new Vec3(xbase, SIZE/2.0, 0.0);
script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));
//left side
pos = new Vec3(-xbase, SIZE/2.0, 0.0); 
script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));
//front
box = new Cube(2*xbase, SIZE, SIZE);
box.setTexture(stone, stone.getDefaultMapping(box));
pos = new Vec3(0, SIZE/2, LENGTH*SIZE/2.0);
script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));
//back
pos = new Vec3(0, SIZE/2, -LENGTH*SIZE/2.0);
script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));

//the curved part
for (i=0; i<BFLOORS; i++)
{
  theta = 90 - 45*i/BFLOORS;
  x = x + Math.cos(theta*Math.PI/180)*SIZE;
  y = y - Math.sin(theta*Math.PI/180)*SIZE;
  bar = new Cube(SIZE*1.4, SIZE*1.4, SIZE*0.2);
  bar.setTexture(concrete, concrete.getDefaultMapping(bar));
  for (j=0; j<LENGTH+1; j++)
  {
    box = new Cube(SIZE, SIZE, SIZE);
	n = r.nextInt(9);
	box.setTexture(window[n], window[n].getDefaultMapping(box));
    z = SIZE*(LENGTH/2.0 - j);
    pos = new Vec3(x, y, z);
    script.addObject(box, new CoordinateSystem(pos, 0, 0, theta));
    pos = new Vec3(-x, y, z);
    script.addObject(box, new CoordinateSystem(pos, 0, 0, -theta));
	//bars between windows
	pos = new Vec3(x, y, z+SIZE/2.0);
	script.addObject(bar, new CoordinateSystem(pos, 0, 0, theta));
	pos = new Vec3(-x, y, z+SIZE/2.0);
	script.addObject(bar, new CoordinateSystem(pos, 0, 0, -theta));
  }
  //bars at end of building (other end taken care of above)
  pos = new Vec3(x, y, -SIZE*LENGTH/2.0 - SIZE/2.0);
  script.addObject(bar, new CoordinateSystem(pos, 0, 0, theta));
  pos = new Vec3(-x, y, -SIZE*LENGTH/2.0 - SIZE/2.0);
  script.addObject(bar, new CoordinateSystem(pos, 0, 0, -theta));
  //front and back
  z = SIZE*LENGTH/2.0;// - SIZE/2.0;
  box = new Cube(2*x, SIZE*Math.sin(theta*Math.PI/180), SIZE*1.2);
  box.setTexture(concrete, concrete.getDefaultMapping(box));
  pos = new Vec3(0, y, z);
  script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));
  pos = new Vec3(0, y, -z);
  script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));
}

//the straight part
y = ybase-SIZE;
for (i=0; i<TFLOORS; i++)
{
  x = SIZE*12;
  y = y + SIZE;
  bar = new Cube(SIZE*1.4, SIZE*1.4, SIZE*0.2);
  bar.setTexture(concrete, concrete.getDefaultMapping(bar));
  for (j=0; j<LENGTH+1; j++)
  {
    //windows
    box = new Cube(SIZE, SIZE, SIZE);
	n = r.nextInt(9);
	box.setTexture(window[n], window[n].getDefaultMapping(box));
    z = SIZE*(LENGTH/2.0 - j);
    pos = new Vec3(x, y, z);
    script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));
    pos = new Vec3(-x, y, z);
    script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));
	//bars between windows
	pos = new Vec3(x, y, z+SIZE/2.0);
	script.addObject(bar, new CoordinateSystem(pos, 0, 0, 0));
	pos = new Vec3(-x, y, z+SIZE/2.0);
	script.addObject(bar, new CoordinateSystem(pos, 0, 0, 0));
  }
  //bars at end of building (other end taken care of above)
  pos = new Vec3(x, y, -SIZE*LENGTH/2.0 - SIZE/2.0);
  script.addObject(bar, new CoordinateSystem(pos, 0, 0, 0));
  pos = new Vec3(-x, y, -SIZE*LENGTH/2.0 - SIZE/2.0);
  script.addObject(bar, new CoordinateSystem(pos, 0, 0, 0));
}
//front and back
box = new Cube(SIZE*12*2, TFLOORS*SIZE, SIZE*1.2);
box.setTexture(concrete, concrete.getDefaultMapping(box));
y = ybase + TFLOORS*SIZE/2.0 - SIZE/2.0;
pos = new Vec3(0.0, y, LENGTH*SIZE/2.0);
script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));
pos = new Vec3(0.0, y, -LENGTH*SIZE/2.0);
script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));

//service shafts
box = new Cube(SIZE*6, ybase+TFLOORS*SIZE, 2*SIZE);
box.setTexture(stone, stone.getDefaultMapping(box));
x = SIZE*4;
y = (ybase+TFLOORS*SIZE)/2;
z = LENGTH*SIZE/2.0 + SIZE;
pos = new Vec3(x, y, z);
script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));
pos = new Vec3(-x, y, z);
script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));
pos = new Vec3(x, y, -z);
script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));
pos = new Vec3(-x, y, -z);
script.addObject(box, new CoordinateSystem(pos, 0, 0, 0));
for (i=0; i<ybase+TFLOORS*SIZE-SIZE; i++)
{
  win = new Cube(SIZE*0.5, SIZE*0.5, SIZE);
  win.setTexture(window[7], window[7].getDefaultMapping(win));
  pos = new Vec3(0, i*SIZE, LENGTH*SIZE/2.0 + SIZE);
  script.addObject(win, new CoordinateSystem(pos, 0, 0, 0));
  below = new Cube(2*SIZE, SIZE*0.5, SIZE*1.2);
  below.setTexture(stone, stone.getDefaultMapping(win));
  pos = new Vec3(0, i*SIZE-SIZE/2.0, LENGTH*SIZE/2.0 + SIZE);
  script.addObject(below, new CoordinateSystem(pos, 0, 0, 0));
  side = new Cube(SIZE*0.75, SIZE*0.5, SIZE*1.2);
  side.setTexture(stone, stone.getDefaultMapping(win));
  pos = new Vec3(SIZE*0.625, i*SIZE, LENGTH*SIZE/2.0 + SIZE);
  script.addObject(side, new CoordinateSystem(pos, 0, 0, 0));
  pos = new Vec3(-SIZE*0.625, i*SIZE, LENGTH*SIZE/2.0 + SIZE);
  script.addObject(side, new CoordinateSystem(pos, 0, 0, 0));
}
//i = i+1;
pos = new Vec3(0, i*SIZE-SIZE/2.0, LENGTH*SIZE/2.0 + SIZE);
script.addObject(below, new CoordinateSystem(pos, 0, 0, 0));