/*A building with promonent corners.*/
FLOORS = 75;

SIZE = 1.0;
SQRT2 = Math.sqrt(2.0);
//a function to make the roof
void mesh(double x, double y, double z, double cut, Vec3 p, Texture tex)
{
	x2 = x - cut;
	z2 = z - cut;
	vertices = new Vec3[8]; // 8 vertices + 6 faces
	vertices[0] = new Vec3(-x/2.0, -y/2.0, -z/2.0);
	vertices[1] = new Vec3(x/2.0, -y/2.0, -z/2.0);
	vertices[2] = new Vec3(x2/2.0, y/2.0, -z2/2.0);
	vertices[3] = new Vec3(-x2/2.0, y/2.0, -z2/2.0);
	vertices[4] = new Vec3(-x/2.0, -y/2.0, z/2.0);
	vertices[5] = new Vec3(x/2.0, -y/2.0, z/2.0);
	vertices[6] = new Vec3(x2/2.0, y/2.0, z2/2.0);
	vertices[7] = new Vec3(-x2/2.0, y/2.0, z2/2.0);
	//triangular faces
	int[][] faces = {{ 0, 3, 2}, { 0, 2, 1}, { 0, 1, 5}, { 0, 5, 4}, { 0, 4, 7}, {0, 7, 3},
	    { 6, 5, 1}, { 6, 1, 2}, { 6, 2, 3}, { 6, 3, 7}, { 6, 7, 4}, {6, 4, 5}};
	mesh = new TriangleMesh(vertices, faces);
	mesh.setSmoothingMethod(0);
	mesh.setTexture(tex, tex.getDefaultMapping(mesh));
	//p = new Vec3(0.0, 0.0, 0.0);
	script.addObject(mesh, new CoordinateSystem(p, 0, 0, 0));
}

//textures
win = new UniformTexture();
win.diffuseColor.setRGB(0.3, 0.3, 0.3);
win.specularity = 0.3f;
win.shininess = 1.0f;
light = new UniformTexture();
light.diffuseColor.setRGB(0.7, 0.7, 0.6);
dark = new UniformTexture();
dark.diffuseColor.setRGB(0.2, 0.2, 0.2);
//windows
box = new Cube(SIZE*20, SIZE*FLOORS, SIZE*20);
box.setTexture(win, win.getDefaultMapping(box));
p = new Vec3(0.0, SIZE*FLOORS/2.0, 0.0);
script.addObject(box, new CoordinateSystem(p, 0, 0, 0));
//corners
box = new Cube(SIZE*2.5, SIZE*(FLOORS+6), SIZE*2.5);
box.setTexture(light, light.getDefaultMapping(box));
y = SIZE*FLOORS/2.0+SIZE*3;
p = new Vec3(SIZE*9.25, y, SIZE*9.25);
script.addObject(box, new CoordinateSystem(p, 0, 0, 0));
p = new Vec3(-SIZE*9.25, y, SIZE*9.25);
script.addObject(box, new CoordinateSystem(p, 0, 0, 0));
p = new Vec3(SIZE*9.25, y, -SIZE*9.25);
script.addObject(box, new CoordinateSystem(p, 0, 0, 0));
p = new Vec3(-SIZE*9.25, y, -SIZE*9.25);
script.addObject(box, new CoordinateSystem(p, 0, 0, 0));
//vertical bars
box = new Cube(SIZE*0.3*SQRT2, SIZE*(FLOORS+2), SIZE*0.3*SQRT2);
box.setTexture(light, light.getDefaultMapping(box));
for (i=-3; i<=3; i++)
{
	x = i*SIZE*2;
	z = 10*SIZE;
	p = new Vec3(x, SIZE*FLOORS/2.0+SIZE, z);
	script.addObject(box, new CoordinateSystem(p, 0, 45, 0));
	p = new Vec3(x, SIZE*FLOORS/2.0+SIZE, -z);
	script.addObject(box, new CoordinateSystem(p, 0, 45, 0));
	p = new Vec3(z, SIZE*FLOORS/2.0+SIZE, x);
	script.addObject(box, new CoordinateSystem(p, 0, 45, 0));
	p = new Vec3(-z, SIZE*FLOORS/2.0+SIZE, -x);
	script.addObject(box, new CoordinateSystem(p, 0, 45, 0));
}
//horizontal bars
box = new Cube(SIZE*20.5, SIZE*0.2, SIZE*20.5);
box.setTexture(light, light.getDefaultMapping(box));
for (i=0; i<FLOORS; i++)
{
	p = new Vec3(0.0, SIZE*i, 0.0);
	script.addObject(box, new CoordinateSystem(p, 0, 0, 0));
}

//roof
yoffset = SIZE*FLOORS+SIZE*2;
box = new Cube(SIZE*16, SIZE*0.5, SIZE*16);
box.setTexture(light, light.getDefaultMapping(box));
p = new Vec3(0.0, yoffset+SIZE*3.75, 0.0);
script.addObject(box, new CoordinateSystem(p, 0, 0, 0));
box = new Cube(SIZE*20, SIZE*0.5, SIZE*20);
box.setTexture(light, light.getDefaultMapping(box));
p = new Vec3(0.0, yoffset+SIZE*0.25, 0.0);
script.addObject(box, new CoordinateSystem(p, 0, 0, 0));
p = new Vec3(0.0, yoffset+SIZE*2, 0.0);
mesh(SIZE*20, SIZE*3, SIZE*20, SIZE*4, p, dark);
box = new Cube(SIZE*20, SIZE*2, SIZE*20);
box.setTexture(dark, dark.getDefaultMapping(box));
p = new Vec3(0.0, yoffset-SIZE, 0.0);
script.addObject(box, new CoordinateSystem(p, 0, 0, 0));
box = new Cube(SIZE*20.5, SIZE*0.5, SIZE*20.5);
box.setTexture(light, light.getDefaultMapping(box));
p = new Vec3(0.0, yoffset-SIZE*1.75, 0.0);
script.addObject(box, new CoordinateSystem(p, 0, 0, 0));