SDFUnion2 Class Reference

Union operator on Euclidian2. More...

#include <sdf.h>

Inheritance diagram for SDFUnion2:

Public Member Functions
	SDFUnion2 (SDFNode2 *, SDFNode2 *)
	Create a union node. More...
	SDFUnion2 (SDFNode2 *, SDFNode2 *, SDFNode2 *)
	Create a union hierarchy ((A ∪ B) ∪ C). More...
	SDFUnion2 (SDFNode2 *, SDFNode2 *, SDFNode2 *, SDFNode2 *)
	Create a union hierarchy ((A ∪ B) ∪ (C ∪ D)). More...
double	Signed (const Vector2 &) const
	Compute the signed distance. More...
int	Memory () const
	Return the size of a sub-tree. More...
virtual SDFNode2 *	Copy () const
	Deep copy.
Public Member Functions inherited from SDFBinary2
	SDFBinary2 (SDFNode2 *, SDFNode2 *)
	Sub-trees. More...
virtual	~SDFBinary2 ()
	Recursively destroy the sub-trees.
int	Nodes () const
	Compute the number of nodes in the sub-tree. More...
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.

Additional Inherited Members
Protected Attributes inherited from SDFNode2
Box2	box
	Box bounding the surface.
double	k
	Lipschitz constant.
Static Protected Attributes inherited from SDFNode2
static constexpr double	Epsilon = 0.01
	Small constant used for bounding volumes.

Detailed Description

Union operator on Euclidian2.

The union between two signed Euclidean2 distance functions yields another Euclidean2 signed distance function.

Author

Lucie Fournier

Constructor & Destructor Documentation

SDFUnion2() [1/3]

SDFUnion2::SDFUnion2 ( SDFNode2 *  a, SDFNode2 *  b  )

explicit

Create a union node.

Parameters

a,b	Sub-trees.

SDFUnion2() [2/3]

SDFUnion2::SDFUnion2 ( SDFNode2 *  a, SDFNode2 *  b, SDFNode2 *  c  )

explicit

Create a union hierarchy ((A ∪ B) ∪ C).

Parameters

a,b,c

Sub-trees.

SDFUnion2() [3/3]

SDFUnion2::SDFUnion2 ( SDFNode2 *  a, SDFNode2 *  b, SDFNode2 *  c, SDFNode2 *  d  )

explicit

Create a union hierarchy ((A ∪ B) ∪ (C ∪ D)).

Parameters

a,b,c,d

Sub-trees.

Member Function Documentation

Memory()

int SDFUnion2::Memory ( ) const

virtual

Return the size of a sub-tree.

Reimplemented from SDFNode2.

Signed()

double SDFUnion2::Signed ( const Vector2 &  p ) const

virtual

Compute the signed distance.

Parameters

p

Point.

Reimplemented from SDFNode2.