public static Bitmap Start(Lamp lamp)
{
int h = 720, w = 1080;
Container <Figure> list = new Container <Figure>();
Point obs = new Point(0, 0, -1000);
double alf = Math.PI / 4;
double bt = Math.PI / 4;
double gm = 0;
Lamp Lamp = lamp;
Bitmap frame = new Bitmap(w, h);
Graphics paint = Graphics.FromImage(frame);
Pen painter = new Pen(Color.Black);
paint.Clear(Color.White);
obs.Rotate(alf, bt, gm);
Point B = new Point(250, 100, -500);
Point C = new Point(-250, 100, -500);
Point F = new Point(-250, 100, 500);
Point D = new Point(250, 100, 500);
Point G = new Point(-250, -200, 500);
Point H = new Point(250, -200, 500);
Point K = new Point(-250, -200, -500);
list.PushBack(new Cube(new Point(0, 0, 0), 200));
list.PushBack(new Cube(new Point(0, -150, 0), 100));
list.PushBack(new Triangle(B, C, F));
list.PushBack(new Triangle(D, F, B));
list.PushBack(new Triangle(C, K, G));
list.PushBack(new Triangle(C, F, G));
list.PushBack(new Triangle(D, F, G));
list.PushBack(new Triangle(D, H, G));
Point curr = new Point();
Point inter = new Point();
Point inter2 = new Point();
double lastdist;
for (int i = 0; i < w; i++)
{
for (int j = 0; j < h; j++)
{
curr.X = -w / 2 + i;
curr.Y = -h / 2 + j;
curr.Z = -500;
curr.Rotate(alf, bt, gm);
lastdist = double.MaxValue;
for (int a = 0; a < list.GetSize(); a++)
{
if (list[a].Intersect(obs, curr, ref inter))
{
if (Point.Distance(obs, inter) < lastdist)
{
int il = illumination(Point.Distance(Lamp, inter));
frame.SetPixel(i, j, Color.FromArgb(il, il, il));
lastdist = Point.Distance(obs, inter);
for (int b = 0; b < list.GetSize(); b++)
{
if (list[b].Intersect(inter, Lamp, ref inter2))
{
frame.SetPixel(i, j, Color.Black);
}
}
}
}
}
}
}
return(frame);
}
