//A building with a double convex footprint.

SIZE = 1.0;
FLOORS = 75;

//textures
window = new UniformTexture();
window.diffuseColor.setRGB(0.2,0.2,0.2);
window.specularity = 0.5f;
window.shininess = 1.0f;
blue = new UniformTexture();
blue.diffuseColor.setRGB(0.2,0.2,0.5);
gray = new UniformTexture();
gray.diffuseColor.setRGB(0.4,0.4,0.4);

Object3D unit(double height, double r)
{
    var bb, cyl;
    Vec3 pos;
    bb = new Cylinder(height+.1,r,r,1.0f);
    cyl = new Cylinder(height,r,r,1.0f);
    pos = new Vec3(0,0,10*SIZE);
    one = new ObjectInfo(bb, new CoordinateSystem(pos, 0,0,0), "one");
    pos = new Vec3(0,0,-10*SIZE);
    two = new ObjectInfo(cyl, new CoordinateSystem(pos, 0,0,0), "two");
    lens = new CSGObject(one, two, 1);
    return (lens.convertToTriangleMesh(0.1));
}

main = unit(FLOORS*SIZE,20*SIZE);
main.setTexture(window, window.getDefaultMapping(main));
pos = new Vec3(0,FLOORS*SIZE/2,0);
script.addObject(main, new CoordinateSystem(pos, 0,0,0));

top = unit(6*SIZE,20*SIZE);
top.setTexture(gray, gray.getDefaultMapping(top));
pos = new Vec3(0,FLOORS*SIZE+3*SIZE,0);
script.addObject(top, new CoordinateSystem(pos, 0,0,0));

flat = unit(0.2*SIZE,20.2*SIZE);
flat.setTexture(blue, blue.getDefaultMapping(flat));
for (i=0;i<=FLOORS;i++)
{
    pos = new Vec3(0,i*SIZE,0);
    script.addObject(flat, new CoordinateSystem(pos, 0,0,0));
}

//verticals
/*for (i=-17;i<18;i++)
{
    kk = Math.sqrt(20*20-i*i)-10;
    box = new Cube(0.2*SIZE,(FLOORS+2)*SIZE,2*kk*SIZE+0.2*SIZE);
    box.setTexture(blue, blue.getDefaultMapping(box));
    pos = new Vec3(i*SIZE,(FLOORS+2)*SIZE/2,0);
    script.addObject(box, new CoordinateSystem(pos, 0,0,0));
}*/
for (i=-16;i<17;i++)
{
    box = new Cube(0.3*SIZE,(FLOORS+2)*SIZE,0.3*SIZE);
    box.setTexture(gray, gray.getDefaultMapping(box));
    th = Math.PI/2 + Math.PI*i/50;
    z = SIZE*20*Math.sin(th)-10*SIZE;
    pos = new Vec3(SIZE*20*Math.cos(th),(FLOORS+2)*SIZE/2,z);
    script.addObject(box, new CoordinateSystem(pos, 0,th*180/Math.PI,0));
    pos = new Vec3(SIZE*20*Math.cos(th),(FLOORS+2)*SIZE/2,-z);
    script.addObject(box, new CoordinateSystem(pos, 0,-th*180/Math.PI,0));
}

/*
box = new Cube(0.5*SIZE,(FLOORS+6)*SIZE,0.5*SIZE);
box.setTexture(gray, gray.getDefaultMapping(box));
pos = new Vec3(-17.1*SIZE,(FLOORS+6)*SIZE/2,0);
script.addObject(box, new CoordinateSystem(pos, 0,0,0));
pos = new Vec3(17.1*SIZE,(FLOORS+6)*SIZE/2,0);
script.addObject(box, new CoordinateSystem(pos, 0,0,0));*/