//A building triangular in profile, optional cable between antennas at the top.

SIZE = 1.0;
FLOORS = 50; //should be a multiple of 5
CABLE = false;//true for cable, false for no cable

TriangleMesh triangle(double xsize, double ysize, double zsize, double top)
{
    //a triangular with the top chopped off, width of the top cut is top
    double x = xsize/2;
    double y = ysize;
    double z = zsize/2;
    double x2 = top/2;
    vertices = new Vec3[8]; // 8 vertices + 6 faces
    vertices[0] = new Vec3(-x, 0.0, -z);
    vertices[1] = new Vec3(x, 0.0, -z);//
    vertices[2] = new Vec3(x2, y, -z);//
    vertices[3] = new Vec3(-x2, y, -z);
    vertices[4] = new Vec3(-x, 0.0, z);
    vertices[5] = new Vec3(x, 0.0, z);//
    vertices[6] = new Vec3(x2, y, z);//
    vertices[7] = new Vec3(-x2, y, z);
    //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);
    return(mesh);
}

//textures
window = new UniformTexture();
window.diffuseColor.setRGB(0.6,0.6,0.6);
window.specularity = 0.5f;
window.shininess = 1.0f;
conc = new UniformTexture();
conc.diffuseColor.setRGB(0.6,0.6,0.4);
red = new UniformTexture();
red.diffuseColor.setHSV(5,0.8f,0.6f);
dark = new UniformTexture();
dark.diffuseColor.setRGB(0.2,0.2,0.2);

WIDTH = 3*FLOORS/5;

box = triangle(WIDTH*SIZE,FLOORS*SIZE,10*SIZE,(FLOORS/5)*SIZE);
box.setTexture(window, window.getDefaultMapping(box));
pos = new Vec3();
script.addObject(box, new CoordinateSystem(pos, 0,0,0));
mesh = triangle((WIDTH+0.2)*SIZE,FLOORS*SIZE,0.1*SIZE,(FLOORS/5+0.2)*SIZE);
mesh.setTexture(conc, conc.getDefaultMapping(mesh));
for (i=-9;i<10;i++)
{
    pos = new Vec3(0,0,i*SIZE/2);
    script.addObject(mesh, new CoordinateSystem(pos, 0,0,0));
}
//horizontal
int i;
for (i=0;i<=FLOORS;i++)
{
    dfloor = (double) FLOORS;
    kk = WIDTH*(FLOORS-i)/dfloor + (FLOORS/5)*i/dfloor;
    box = new Cube((kk+0.3)*SIZE,0.3*SIZE,10.3*SIZE);
    box.setTexture(conc, conc.getDefaultMapping(box));
    pos = new Vec3(0,i*SIZE,0);
    script.addObject(box, new CoordinateSystem(pos, 0,0,0));
    //vertical
    if (i%2==0)
    {
        box = new Cube(0.1*SIZE,i*SIZE,10.3*SIZE);
        box.setTexture(conc, conc.getDefaultMapping(box));
        pos = new Vec3(kk*SIZE/2,i*SIZE/2,0);
        script.addObject(box, new CoordinateSystem(pos, 0,0,0));
        pos = new Vec3(-kk*SIZE/2,i*SIZE/2,0);
        script.addObject(box, new CoordinateSystem(pos, 0,0,0));
    }
}
for (i=FLOORS/10;i<FLOORS/5;i++)
{
    box = new Cube(0.1*SIZE,SIZE*FLOORS,10.3*SIZE);
    box.setTexture(conc, conc.getDefaultMapping(box));
    pos = new Vec3(i*SIZE/2,SIZE*FLOORS/2,0);
    script.addObject(box, new CoordinateSystem(pos, 0,0,0));
    pos = new Vec3(-i*SIZE/2,SIZE*FLOORS/2,0);
    script.addObject(box, new CoordinateSystem(pos, 0,0,0));
}

//stripe
for (i=0;i<FLOORS*6/5;i++)
{
    box = new Cube(FLOORS*SIZE/10,0.3*SIZE,10.4*SIZE);
    box.setTexture(red, red.getDefaultMapping(box));
    pos = new Vec3(0,i*SIZE,0);
    script.addObject(box, new CoordinateSystem(pos, 0,0,0));
}
for (i=-FLOORS/20;i<=FLOORS/20;i++)
{
    box = new Cube(0.3*SIZE,SIZE*FLOORS*6/5,10.3*SIZE);
    box.setTexture(red, red.getDefaultMapping(box));
    pos = new Vec3(i*SIZE,FLOORS*SIZE*3/5,0);
    script.addObject(box, new CoordinateSystem(pos, 0,0,0));
}

//top
box = triangle(FLOORS/5*SIZE, 2*FLOORS*SIZE/5,10*SIZE,3*FLOORS/25*SIZE/2);
box.setTexture(conc, conc.getDefaultMapping(box));
pos = new Vec3(0,FLOORS*SIZE,0);
script.addObject(box, new CoordinateSystem(pos, 0,0,0));

//antena
c = new Cylinder(15*SIZE,0.2*SIZE,0.2*SIZE,0.7f);
c.setTexture(dark, dark.getDefaultMapping(c));
pos = new Vec3(-SIZE,SIZE*FLOORS*7/5+7.5*SIZE,3*SIZE);
script.addObject(c, new CoordinateSystem(pos, 0,0,0));
c = new Cylinder(12*SIZE,0.18*SIZE,0.18*SIZE,0.7f);
c.setTexture(dark, dark.getDefaultMapping(c));
pos = new Vec3(0,SIZE*FLOORS*7/5+6*SIZE,-3*SIZE);
script.addObject(c, new CoordinateSystem(pos, 0,0,0));

if (CABLE)
{
    Vec3[] pts = new Vec3[4];
    x = -SIZE;
    y = SIZE*FLOORS*7/5;
    z = 3*SIZE;
    pts[0] = new Vec3( 1.0*x, y+15*SIZE,z);
    pts[1] = new Vec3(0.67*x, y+(14-6)*SIZE,0.33*z);
    pts[2] = new Vec3(0.33*x, y+(13-6)*SIZE,-0.33*z);
    pts[3] = new Vec3( 0.0*x, y+12*SIZE,-z);
    th = 0.05*SIZE;
    t = new Tube(pts, th, 3, 0);
    t.setTexture(dark, dark.getDefaultMapping(t));
    script.addObject(t, new CoordinateSystem(new Vec3(0,-0.8*SIZE,0), 0,0,0));
}