/***************************************************/
public static ICurve Transform(this Circle curve, TransformMatrix transform)
{
if (Math.Abs(transform.Determinant() - 1) <= 1e-6 || transform.IsUniformScaling())
{
return new Circle
{
Centre = curve.Centre.Transform(transform),
Radius = (curve.StartPoint() - curve.Centre).Transform(transform).Length(),
Normal = curve.Normal.Transform(transform)
}
}
;
else
{
Reflection.Compute.RecordNote("Transformation is not rigid. Converting into NurbsCurve. May occure change in shape");
return(curve.ToNurbsCurve().Transform(transform));
}
}
/***************************************************/
public static ICurve Transform(this Circle curve, TransformMatrix transform)
{
if (transform.IsRigidTransformation() || transform.IsUniformScaling())
{
return new Circle
{
Centre = curve.Centre.Transform(transform),
Radius = (curve.StartPoint() - curve.Centre).Transform(transform).Length(),
Normal = curve.Normal.Transform(transform)
}
}
;
else
{
Reflection.Compute.RecordNote("Transformation is not rigid or uniform. Converting into NurbsCurve. Change in shape may occur.");
return(curve.ToNurbsCurve().Transform(transform));
}
}
/***************************************************/
/**** Public Methods - Curves ****/
/***************************************************/
public static ICurve Transform(this Arc curve, TransformMatrix transform)
{
if (Math.Abs(transform.Determinant() - 1) <= 1e-6 || transform.IsUniformScaling())
{
return new Arc
{
Radius = (curve.StartPoint() - curve.CoordinateSystem.Origin).Transform(transform).Length(),
StartAngle = curve.StartAngle,
EndAngle = curve.EndAngle,
CoordinateSystem = curve.CoordinateSystem.Transform(transform)
}
}
;
else
{
Reflection.Compute.RecordNote("Transformation is not rigid. Converting into NurbsCurve. May occure change in shape");
return(curve.ToNurbsCurve().Transform(transform));
}
}
/***************************************************/
public static ICurve Transform(this Ellipse curve, TransformMatrix transform)
{
if (Math.Abs(transform.Determinant() - 1) <= 1e-6 || transform.IsUniformScaling())
{
return new Ellipse
{
Centre = curve.Centre.Transform(transform),
Axis1 = curve.Axis1.Transform(transform),
Axis2 = curve.Axis2.Transform(transform),
Radius1 = (curve.Axis1.Normalise() * curve.Radius1).Transform(transform).Length(),
Radius2 = (curve.Axis2.Normalise() * curve.Radius2).Transform(transform).Length(),
}
}
;
else
{
Reflection.Compute.RecordNote("Transformation is not rigid. Converting into NurbsCurve. May occure change in shape");
return(curve.ToNurbsCurve().Transform(transform));
}
}
/***************************************************/
public static ICurve Transform(this Ellipse curve, TransformMatrix transform)
{
if (transform.IsRigidTransformation() || transform.IsUniformScaling())
{
return new Ellipse
{
Centre = curve.Centre.Transform(transform),
Axis1 = curve.Axis1.Transform(transform),
Axis2 = curve.Axis2.Transform(transform),
Radius1 = (curve.Axis1.Normalise() * curve.Radius1).Transform(transform).Length(),
Radius2 = (curve.Axis2.Normalise() * curve.Radius2).Transform(transform).Length(),
}
}
;
else
{
Reflection.Compute.RecordNote("Transformation is not rigid or uniform. Converting into NurbsCurve. Change in shape may occur.");
return(curve.ToNurbsCurve().Transform(transform));
}
}
