private void button4_Click(object sender, EventArgs e)
{
shape.Clear();
int count = (int)countRotation.Value;
double angle = (360 / count * Math.PI) / 180;
Matrix m = rotationYMatrix(angle);
for (int c = 0; c < count; c++)
{
List <my_point> nextPoints = new List <my_point>();
for (int i = 0; i < points.Count; i++)
{
my_point p = new my_point();
p.updateFromVector(m.Multiple(points[i].getVector()));
nextPoints.Add(p);
}
for (int i = 1; i < points.Count; i++)
{
face f = new face();
f.add(points[i - 1]);
f.add(points[i]);
f.add(nextPoints[i]);
f.add(nextPoints[i - 1]);
shape.Add(f);
}
points = nextPoints;
}
points.Clear();
redraw_image();
}
private void build_tetrahedron()
{
double h = Math.Sqrt(3) / 2 * 100;
my_point p1 = new my_point(-50, -h / 2, 0);
my_point p2 = new my_point(0, -h / 2, -h);
my_point p3 = new my_point(50, -h / 2, 0);
my_point p4 = new my_point(0, h / 2, 0);
face f1 = new face(); f1.add(p1); f1.add(p2); f1.add(p3); shape.Add(f1);
face f2 = new face(); f2.add(p1); f2.add(p4); f2.add(p2); shape.Add(f2);
face f3 = new face(); f3.add(p4); f3.add(p2); f3.add(p3); shape.Add(f3);
face f4 = new face(); f4.add(p1); f4.add(p4); f4.add(p3); shape.Add(f4);
}
private void build_hexahedron()
{
my_point p1 = new my_point(-50, -50, -50);
my_point p2 = new my_point(-50, 50, -50);
my_point p3 = new my_point(50, 50, -50);
my_point p4 = new my_point(50, -50, -50);
my_point p5 = new my_point(-50, -50, 50);
my_point p6 = new my_point(-50, 50, 50);
my_point p7 = new my_point(50, 50, 50);
my_point p8 = new my_point(50, -50, 50);
face f1 = new face(); f1.add(p1); f1.add(p2); f1.add(p3); f1.add(p4); shape.Add(f1);
face f2 = new face(); f2.add(p1); f2.add(p2); f2.add(p6); f2.add(p5); shape.Add(f2);
face f3 = new face(); f3.add(p5); f3.add(p6); f3.add(p7); f3.add(p8); shape.Add(f3);
face f4 = new face(); f4.add(p4); f4.add(p3); f4.add(p7); f4.add(p8); shape.Add(f4);
face f5 = new face(); f5.add(p2); f5.add(p6); f5.add(p7); f5.add(p3); shape.Add(f5);
face f6 = new face(); f6.add(p1); f6.add(p5); f6.add(p8); f6.add(p4); shape.Add(f6);
}
private void build_cube()
{
double h = 50;
my_point p1 = new my_point(0, 0, 0);
my_point p2 = new my_point(h, 0, 0);
my_point p3 = new my_point(h, 0, h);
my_point p4 = new my_point(0, 0, h);
my_point p5 = new my_point(0, h, 0);
my_point p6 = new my_point(h, h, 0);
my_point p7 = new my_point(h, h, h);
my_point p8 = new my_point(0, h, h);
face f1 = new face(); f1.add(p1); f1.add(p2); f1.add(p3); f1.add(p4); shape.Add(f1);
face f2 = new face(); f2.add(p5); f2.add(p6); f2.add(p7); f2.add(p8); shape.Add(f2);
face f3 = new face(); f3.add(p1); f3.add(p2); f3.add(p6); f3.add(p5); shape.Add(f3);
face f4 = new face(); f4.add(p2); f4.add(p6); f4.add(p7); f4.add(p3); shape.Add(f4);
face f5 = new face(); f5.add(p7); f5.add(p3); f5.add(p4); f5.add(p8); shape.Add(f5);
face f6 = new face(); f6.add(p4); f6.add(p8); f6.add(p5); f6.add(p1); shape.Add(f6);
}
private void draw_face(face f) // рисуем грань
{
int n = f.points.Count - 1;
int x1 = (int)Math.Round(f.points[0].X + centerX);
int x2 = (int)Math.Round(f.points[n].X + centerX);
int y1 = (int)Math.Round(-f.points[0].Y + centerY);
int y2 = (int)Math.Round(-f.points[n].Y + centerY);
g.DrawLine(pen_shape, x1, y1, x2, y2);
for (int i = 0; i < n; i++)
{
x1 = (int)Math.Round(f.points[i].X + centerX);
x2 = (int)Math.Round(f.points[i + 1].X + centerX);
y1 = (int)Math.Round(-f.points[i].Y + centerY);
y2 = (int)Math.Round(-f.points[i + 1].Y + centerY);
g.DrawLine(pen_shape, x1, y1, x2, y2);
}
}
private void build_octahedron()
{
double a = Math.Sqrt(3) / 2 * 100;
double p = (a + a + 100) / 2;
double h = 2 * Math.Sqrt(p * (p - 100) * (p - a) * (p - a)) / 100;
my_point p1 = new my_point(0, -h, 0);
my_point p2 = new my_point(-50, 0, -50);
my_point p3 = new my_point(0, h, 0);
my_point p4 = new my_point(50, 0, -50);
my_point p5 = new my_point(-50, 0, 50);
my_point p6 = new my_point(50, 0, 50);
face f1 = new face(); f1.add(p2); f1.add(p3); f1.add(p4); shape.Add(f1);
face f2 = new face(); f2.add(p2); f2.add(p1); f2.add(p4); shape.Add(f2);
face f3 = new face(); f3.add(p2); f3.add(p3); f3.add(p5); shape.Add(f3);
face f4 = new face(); f4.add(p2); f4.add(p1); f4.add(p5); shape.Add(f4);
face f5 = new face(); f5.add(p4); f5.add(p3); f5.add(p6); shape.Add(f5);
face f6 = new face(); f6.add(p4); f6.add(p1); f6.add(p6); shape.Add(f6);
face f7 = new face(); f7.add(p5); f7.add(p3); f7.add(p6); shape.Add(f7);
face f8 = new face(); f8.add(p5); f8.add(p1); f8.add(p6); shape.Add(f8);
}
//Открыть из файла
private void button1_Click(object sender, EventArgs e)
{
if (openFileDialog1.ShowDialog() == DialogResult.OK)
{
shape.Clear();
var read = new System.IO.StreamReader(openFileDialog1.FileName);
string text;
int n = Int32.Parse(read.ReadLine());
shape = new List <face>();
for (int i = 0; i < n; i++)
{
text = read.ReadLine();
string[] coords = text.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
face f = new face();
for (int j = 0; j < coords.Count(); j += 3)
{
f.add(new my_point(double.Parse(coords[j]), double.Parse(coords[j + 1]), double.Parse(coords[j + 2])));
}
shape.Add(f);
}
read.Dispose();
redraw_image();
}
}
