public override Point2 TransformValue(GeographicCoordinate source) { var p = Core.TransformValue(source); var r = p.Difference(EvaluationPoint); var r2 = new Vector2(r.X * r.X, r.Y * r.Y); var constant3 = r.X * r.Y * 2.0; var constant4 = r2.X - r2.Y; var constant5 = ((-3.0 * r2.Y) + r2.X) * r.X; var constant6 = ((3.0 * r2.X) - r2.Y) * r.Y; var constant7 = constant3 * 2.0 * constant4; var constant8 = (r2.X * r2.Y * -6.0) + (r2.X * r2.X) + (r2.Y * r2.Y); var delta = new Vector2( C1 + (C3 * r.X) - (C4 * r.Y) - (C6 * constant3) + (C5 * constant4) + (C7 * constant5) - (C8 * constant6) + (C9 * constant7) + (C10 * constant8), C2 + (C3 * r.Y) + (C4 * r.X) + (C5 * constant3) + (C6 * constant4) + (C8 * constant5) + (C7 * constant6) - (C10 * constant7) + (C9 * constant8) ); return(p .Difference(delta) .Add(FalseProjectedOffset)); }
public override Point2 TransformValue(GeographicCoordinate source) { var p = Core.TransformValue(source); return(new Point2(-p.Y, -p.X)); }