public static (double u, double v) CubicalMap(Point p)
{
var face = CubeMapPattern.FaceFromPoint(p);
(double u, double v)uv;
switch (face)
{
case CubeFace.Left:
uv = CubeMapPattern.CubeUVLeft(p);
break;
case CubeFace.Right:
uv = CubeMapPattern.CubeUVRight(p);
break;
case CubeFace.Front:
uv = CubeMapPattern.CubeUVFront(p);
break;
case CubeFace.Back:
uv = CubeMapPattern.CubeUVBack(p);
break;
case CubeFace.Up:
uv = CubeMapPattern.CubeUVUpper(p);
break;
case CubeFace.Down:
uv = CubeMapPattern.CubeUVLower(p);
break;
default:
uv = (0, 0);
break;
}
return(uv);
}
public override Color PatternAt(Point p)
{
var uv = UVMap(p);
return(_pattern.UVPatternAt(uv.u, uv.v, _mapping == Mapping.Cubical ? CubeMapPattern.FaceFromPoint(p) : CubeFace.None));
}