bezier_curves.h File Reference

#include <vector>
#include <math/vector2d.h>

Go to the source code of this file.

Classes
class	BEZIER_POLY
	Bezier curves to polygon converter. More...
class	BEZIER< NumericType >
	Generic cubic Bezier representation. More...

Functions
template<typename T>
void	TransformEllipseToBeziers (const ELLIPSE< T > &aEllipse, std::vector< BEZIER< T > > &aBeziers)
	Transforms an ellipse or elliptical arc into a set of quadratic Bezier curves that approximate it.

Function Documentation

TransformEllipseToBeziers()

template<typename T>

void TransformEllipseToBeziers	(	const ELLIPSE< T > &	aEllipse,
		std::vector< BEZIER< T > > &	aBeziers )

Transforms an ellipse or elliptical arc into a set of quadratic Bezier curves that approximate it.

Minimum number of Beziers to use for a full circle to keep error manageable.

The number of Beziers needed for the given arc

Angle occupied by each Bezier

Definition at line 600 of file bezier_curves.cpp.

References std::abs(), ANGLE_0, ANGLE_360, EDA_ANGLE::AsRadians(), BEZIER< NumericType >::C1, BEZIER< NumericType >::C2, ELLIPSE< NumericType >::Center, BEZIER< NumericType >::End, ELLIPSE< NumericType >::EndAngle, M_PI, ELLIPSE< NumericType >::MajorRadius, ELLIPSE< NumericType >::MinorRadius, RADIANS_T, RotatePoint(), ELLIPSE< NumericType >::Rotation, BEZIER< NumericType >::Start, and ELLIPSE< NumericType >::StartAngle.

Referenced by DXF_IMPORT_PLUGIN::addEllipse(), BOOST_AUTO_TEST_CASE(), SCH_IO_ALTIUM::ParseEllipse(), and SCH_IO_ALTIUM::ParseEllipticalArc().