LoTVPoint Rotate(LoTVPoint P)
{
LoTVPoint Result = new LoTVPoint((P.X - fxc) * Math.Cos(Alf) - (P.Y - fyc) * Math.Sin(Alf),
((P.X - fxc) * Math.Sin(Alf) + (P.Y - fyc) * Math.Cos(Alf)) * Math.Cos(Bet) - (P.Z - fzc) * Math.Sin(Bet),
((P.X - fxc) * Math.Sin(Alf) + (P.Y - fyc) * Math.Cos(Alf)) * Math.Sin(Bet) + (P.Z - fzc) * Math.Cos(Bet));
return Result;
}
public void Parse(string Input)
{
double AllX = 0, AllY = 0, AllZ = 0;
double X, Y, Z;
string[] Arr = Input.Split(new string[] { Environment.NewLine }, StringSplitOptions.None);
int Length = Arr.Length;
string[] Row;
for (int i = 0; i < Length; i++)
{
if (Arr[i] != "" && Arr[i][0] != '#')
switch (Arr[i].Substring(0, 2))
{
case "v ":
Row = Arr[i].Split(null as string[], StringSplitOptions.RemoveEmptyEntries);
Array.Resize(ref Points, ++PLength);
X = double.Parse(Row[1], System.Globalization.CultureInfo.InvariantCulture);
Y = double.Parse(Row[2], System.Globalization.CultureInfo.InvariantCulture);
Z = double.Parse(Row[3], System.Globalization.CultureInfo.InvariantCulture);
AllX += X;
AllY += Y;
AllZ += Z;
Points[PLength - 1] = new LoTVPoint(X, Y, Z);
break;
case "f ":
Row = Arr[i].Split(' ');
string[] Temp;
int[] F = new int[3];
for (int k = 1; k <= 3; k++)
{
Temp = Row[k].Split('/');
F[k - 1] = int.Parse(Temp[0]);
}
Array.Resize(ref Polygons, ++RLength);
Polygons[RLength - 1] = new LoTVPolygon(F[0], F[1], F[2]);
Array.Resize(ref Edges, ELength + 3);
ELength += 3;
Edges[ELength - 3] = new LoTVEdge(F[0], F[1]);
Edges[ELength - 2] = new LoTVEdge(F[1], F[2]);
Edges[ELength - 1] = new LoTVEdge(F[2], F[0]);
break;
}
}
Center = new LoTVPoint(AllX / PLength, AllY / PLength, AllZ / PLength);
}
private Point IJ(LoTVPoint P)
{
double Xn = (P.X - fxc) * Math.Cos(Alf) - (P.Y - fyc) * Math.Sin(Alf);
double Yn = ((P.X - fxc) * Math.Sin(Alf) + (P.Y - fyc) * Math.Cos(Alf)) * Math.Cos(Bet) - (P.Z - fzc) * Math.Sin(Bet);
double Zn = ((P.X - fxc) * Math.Sin(Alf) + (P.Y - fyc) * Math.Cos(Alf)) * Math.Sin(Bet) + (P.Z - fzc) * Math.Cos(Bet);
//Xn = Xn / (Zn * FA + 1);
//Yn = Yn / (Zn * FA + 1);
int X = (int)Math.Round(I2 * (Xn - Xmin) / (Xmax - Xmin));
int Y = (int)Convert.ToInt32(J2 * (Yn - Ymax) / (Ymin - Ymax));
return new Point(X, Y);
}
public void GeLoTVPoint(LoTVPoint Input, out double Outx, out double Outy)
{
double cos = Math.Cos(Alf);
double sin = Math.Sin(Alf);
double x = Input.X;
double y = Input.Y;
double z = Input.Z;
x = (x - x0) * cos - (y - y0) * sin;
y = ((x - x0) * sin + (y - y0) * cos) * cos - (z - z0) * sin;
z = ((x - x0) * sin + (y - y0) * cos) * sin + (z - z0) * cos;
Outx = x / ((z / 0.5) + 1);
Outy = y / ((z / 0.5) + 1);
}
