Isocele trapezoid primitive. More...

#include <sdf.h>

Inheritance diagram for SDFIsoceleTrapezoid2:

Public Member Functions
	SDFIsoceleTrapezoid2 (const Vector2 &, const Vector2 &, const double, const double)
	Create an isocele trapezoid. More...

virtual	~SDFIsoceleTrapezoid2 ()
	Destructor.

double	Signed (const Vector2 &) const
	Compute the signed Euclidean distance function. More...

int	Memory () const
	Return the size of a sub-tree. More...

virtual SDFNode2 *	Copy () const
	Deep copy.

Public Member Functions inherited from SDFEuclidean2
	SDFEuclidean2 ()
	Create an Euclidean primitive. More...

virtual	~SDFEuclidean2 ()
	Destructor.

Public Member Functions inherited from SDFPrimitive2
	SDFPrimitive2 ()
	Create a primitive.

virtual	~SDFPrimitive2 ()
	Destructor.

Public Member Functions inherited from SDFNode2
	SDFNode2 ()
	Create a generic node. More...

virtual	~SDFNode2 ()
	Destructor.

virtual double	K () const
	Return the Lipschitz constant of the node. More...

Box2	GetBox () const
	Return the bounding box of the node.

virtual int	Nodes () const
	Compute the number of nodes in the sub-tree.

Protected Attributes
Vector2	b
	Base and apex points.

double	rb
	Base and apex radii.

Vector2	axis
	Axis.

double	length
	Length.

Protected Attributes inherited from SDFNode2
Box2	box
	Box bounding the surface.

double	k
	Lipschitz constant.

Additional Inherited Members
Static Protected Attributes inherited from SDFNode2
static constexpr double	Epsilon = 0.01
	Small constant used for bounding volumes.

Detailed Description

Isocele trapezoid primitive.

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Constructor & Destructor Documentation

SDFIsoceleTrapezoid2::SDFIsoceleTrapezoid2	(	const Vector2 &	a,
		const Vector2 &	b,
		const double	ra,
		const double	rb
	)

explicit

Create an isocele trapezoid.

Parameters

a,b	Base and apex points.
ra,rb	Base and apex radii.

int SDFIsoceleTrapezoid2::Memory ( ) const

virtual

Return the size of a sub-tree.

Reimplemented from SDFNode2.

double SDFIsoceleTrapezoid2::Signed ( const Vector2 & p ) const

virtual

Compute the signed Euclidean distance function.

By default compute the signed distance to the bounding box of the primitive.

Parameters

p Point.

Reimplemented from SDFEuclidean2.