public MarkGeometryPoint GetClosestOrigin()
{
return(new MarkGeometryPoint(
GeometricArithmeticModule.Constrain(0, (double)(MinX as double?), (double)(MaxX as double?)),
GeometricArithmeticModule.Constrain(0, (double)(MinY as double?), (double)(MaxY as double?)),
GeometricArithmeticModule.Constrain(0, (double)(MinZ as double?), (double)(MaxZ as double?))
));
}
public virtual void Zoom(double delta = 0)
{
//changed minRange constrain to 1 instead of 0.001
//to limit zoom out
double tmpZoom = _zoom;
_zoom = GeometricArithmeticModule.Constrain(
_zoom + ((delta > 0 ? _zoomFactor : -_zoomFactor) * _trueScale),
1,
1000
);
double dZoom = _zoom - tmpZoom;
_panOffset.X -= (Mouse.X + _cadOffset.X) * _scale * dZoom;
_panOffset.Y -= (Mouse.Y + _cadOffset.Y) * _scale * dZoom;
Render();
}