public Pyramid(Vector3 a, Vector3 b, Vector3 c, Vector3 d, Vector3 top, Brush[] color)
{
triangles[0] = new Triangle(a, b, c) { Color = color[0] };
triangles[1] = new Triangle(c, d, a) { Color = color[0] };
triangles[2] = new Triangle(a, top, b) { Color = color[1] };
triangles[3] = new Triangle(b, top, c) { Color = color[2] };
triangles[4] = new Triangle(c, top, b) { Color = color[3] };
triangles[5] = new Triangle(d, top, a) { Color = color[4] };
}
/// <summary>
/// Split Rectangle to 2^(n+1) triangles
/// </summary>
/// <param name="n"></param>
/// <returns></returns>
public IEnumerable<Triangle> Triangulation(uint n)
{
var triangles = new Triangle(A, B, C).Triangulation(n)
.Concat(new Triangle(C, D, A).Triangulation(n));
foreach (var z in triangles)
z.Color = Color;
return triangles;
}
public void DrawFigure(Triangle triangle)
{
var polygon = new Polygon();
new[]{triangle.A, triangle.B, triangle.C}
.Select(a => new Point(300 + a.XX * 50, 300 + a.YY * 50))
.ToList<Point>()
.ForEach(polygon.Points.Add);
polygon.Fill = polygon.Stroke = triangle.Color;
polygon.StrokeThickness = 0.35;
canvas.Children.Add(polygon);
}
public void DrawTriangle(Triangle triangle)
{
var halfWidth = MapWidth / 2;
var halfHeight = MapHeight / 2;
var x1 = (int)triangle.A.XX;
var y1 = (int)triangle.A.YY;
var x2 = (int)triangle.B.XX;
var y2 = (int)triangle.B.YY;
var x3 = (int)triangle.C.XX;
var y3 = (int)triangle.C.YY;
bitmap.FillTriangle(
x1 + halfWidth,
y1 + halfHeight,
x2 + halfWidth,
y2 + halfHeight,
x3 + halfWidth,
y3 + halfHeight,
triangle.Color);
}