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 axis_choice_button_Click(object sender, EventArgs e) // выбираем точки для поворота вокруг оси
{
if (axis_P1 != null)
{
axis_P1 = axis_P2 = null;
redraw_image();
}
is_axis = true;
}
//Указать образующие
private void pictureBox_MouseClick(object sender, MouseEventArgs e)
{
if (SetPoints.Checked)
{
my_point p = new my_point(e.X - centerX, centerY - e.Y, 0);
points.Add(p);
}
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 scaling(double xScale, double yScale, double zScale) // масштабирование
{
my_point center_P = center_point();
Matrix scale = scaleMatrix(xScale, yScale, zScale);
Matrix displ1 = displMatrix(-center_P.X, -center_P.Y, -center_P.Z);
Matrix displ2 = displMatrix(center_P.X, center_P.Y, center_P.Z);
foreach (face f in shape)
{
foreach (my_point p in f.points)
{
p.updateFromVector(displ1.Multiple(p.getVector()));
p.updateFromVector(scale.Multiple(p.getVector()));
p.updateFromVector(displ2.Multiple(p.getVector()));
}
}
}
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 pictureBox_MouseClick(object sender, MouseEventArgs e)
{
if (!is_axis || e.Button != System.Windows.Forms.MouseButtons.Left)
{
return;
}
if (axis_P1 == null)
{
axis_P1 = new my_point((e.X - centerX), (-e.Y + centerY), 0);
draw_point(axis_P1);
}
else
{
axis_P2 = new my_point((e.X - centerX), (-e.Y + centerY), 0);
draw_point(axis_P2);
g.DrawLine(pen_axis, (int)Math.Round(axis_P1.X + centerX), (int)Math.Round(-axis_P1.Y + centerY), (int)Math.Round(axis_P2.X + centerX), (int)Math.Round(-axis_P2.Y + centerY));
is_axis = false;
}
pictureBox.Image = bmp;
}
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);
}
public void add(my_point p)
{
points.Add(p);
}
private void draw_point(my_point p) // рисуем точку
{
g.FillEllipse(new SolidBrush(Color.Red), (int)Math.Round(p.X + centerX - 3), (int)Math.Round(-p.Y + centerY - 3), 6, 6);
}
private void axis_del_button_Click(object sender, EventArgs e) // удаляем ось
{
axis_P1 = axis_P2 = null;
redraw_image();
}
private void axis_rotate(my_point pt1, my_point pt2, double angle) // поворот вокруг оси
{
}
private void scaling(double xScale, double yScale, double zScale) // масштабирование
{
my_point center_P = center_point();
}
