void sphere(double r, int nx, int ny, int X, int Y, int Z, PointType pointType)
{
int ix, iy;
double x = X, y = Y, z = Z;
for (iy = 0; iy < ny; ++iy)
{
GL.Begin(BeginMode.QuadStrip);
if (pointType.Equals(PointType.StartPoint))
{
GL.Color3(Color.Blue);
}
else
{
GL.Color3(Color.Orange);
}
for (ix = 0; ix <= nx; ++ix)
{
x = X + r * Math.Sin(iy * Math.PI / ny) * Math.Cos(2 * ix * Math.PI / nx);
y = Y + r * Math.Sin(iy * Math.PI / ny) * Math.Sin(2 * ix * Math.PI / nx);
z = Z + r * Math.Cos(iy * Math.PI / ny);
GL.Normal3(x, y, z);//нормаль направлена от центра
GL.TexCoord2((double)ix / (double)nx, (double)iy / (double)ny);
GL.Vertex3(x, y, z);
x = X + r * Math.Sin((iy + 1) * Math.PI / ny) * Math.Cos(2 * ix * Math.PI / nx);
y = Y + r * Math.Sin((iy + 1) * Math.PI / ny) * Math.Sin(2 * ix * Math.PI / nx);
z = Z + r * Math.Cos((iy + 1) * Math.PI / ny);
GL.Normal3(x, y, z);
GL.TexCoord2((double)ix / (double)nx, (double)(iy + 1) / (double)ny);
GL.Vertex3(x, y, z);
}
GL.End();
}
}
public static void Equal(PointType expected, PointType actual, int precision)
{
if (!expected.Equals(actual, precision))
{
throw new EqualException(
string.Format(CultureInfo.CurrentCulture, "Expected : {0}", expected.ToString("F" + precision)),
string.Format(CultureInfo.CurrentCulture, "Actual : {0}", actual.ToString("F" + precision))
);
}
}
public override bool Equals(object obj)
{
var other = obj as IntervalType;
return(other != null && PointType.Equals(other.PointType));
}