Signed Distance Fields 1.0
SDFBinary2 Class Reference

Binary nodes2. More...

#include <sdf.h>

Inheritance diagram for SDFBinary2:
SDFNode2 SDFDifference2 SDFIntersection2 SDFSmoothDifference2 SDFSmoothIntersection2 SDFSmoothUnion2 SDFUnion2

Public Member Functions

 SDFBinary2 (SDFNode2 *, SDFNode2 *)
 Create a binary node2.
virtual ~SDFBinary2 ()
 Recursively destroy the sub-trees.
int Nodes () const
 Compute the number of nodes in the sub-tree.
virtual void SetShaderId (PrimitiveManager &primitives)
 Set up an id for generating GLSL code.
virtual void ResetShaderId ()
 Reset the id for generating GLSL code.
virtual QString GetCostShader (PrimitiveManager &, std::list< QString > &, bool &) const
 Compute the GLSL code to compute the cost of a call to sdf.
virtual void ComputeCostSigned (const Vector2 &)
 Compute the number of reccursive calls to Signed().
Public Member Functions inherited from SDFNode2
 SDFNode2 ()
 Create a generic node.
virtual ~SDFNode2 ()
 Destructor.
virtual double Signed (const Vector2 &) const
 Compute the signed distance.
virtual Vector2 Gradient (const Vector2 &) const
 Compute the gradient of the field.
virtual bool Inside (const Vector2 &) const
 Check if a point is inside or outside.
void ResetShaderId ()
 Reset the id for generating GLSL code.
virtual QString GetShader (PrimitiveManager &, std::list< QString > &, bool &) const
 Compute the GLSL code to render the node.
virtual QString GetGradientShader (PrimitiveManager &, std::list< QString > &, bool &) const
 Compute the GLSL code to compute the gradient the sdf.
virtual QJsonValue ToJson () const
 Conversion to JavaScript Object Notation.
virtual int Memory () const
 Return the size of a sub-tree.
virtual double K () const
 Return the Lipschitz constant of the node.
Box2 GetBox () const
 Return the bounding box of the node.

Protected Attributes

SDFNode2e [2] = { nullptr,nullptr }
 Sub-trees.
Protected Attributes inherited from SDFNode2
Box2 box = Box2::Infinity
 Box bounding the surface.
double k = 1.0
 Lipschitz constant.
int cost = 1
 Cost of the node.

Additional Inherited Members

Static Public Member Functions inherited from SDFNode2
static SDFNode2FromJson (const QJsonValue &json)
 Conversion from JavaScript Object Notation.
Static Protected Attributes inherited from SDFNode2
static constexpr double Epsilon = 0.01
 Small constant used for bounding volumes.

Detailed Description

Binary nodes2.

Author
Lucie Fournier

Constructor & Destructor Documentation

◆ SDFBinary2()

SDFBinary2::SDFBinary2 ( SDFNode2 * a,
SDFNode2 * b )
explicit

Create a binary node2.

Parameters
a,bSub-trees.

Member Function Documentation

◆ ComputeCostSigned()

void SDFBinary2::ComputeCostSigned ( const Vector2 & p)
virtual

Compute the number of reccursive calls to Signed().

Author
Hubert-Brierre Pierre

Reimplemented from SDFNode2.

◆ GetCostShader()

QString SDFBinary2::GetCostShader ( PrimitiveManager & primitives,
std::list< QString > & dependency,
bool & valid_glsl ) const
virtual

Compute the GLSL code to compute the cost of a call to sdf.

Author
Hubert-Brierre Pierre

Reimplemented from SDFNode2.

Reimplemented in SDFIntersection2.

◆ Nodes()

int SDFBinary2::Nodes ( ) const
virtual

Compute the number of nodes in the sub-tree.

Reimplemented from SDFNode2.

◆ ResetShaderId()

void SDFBinary2::ResetShaderId ( )
virtual

Reset the id for generating GLSL code.

Author
Hubert-Brierre Pierre

◆ SetShaderId()

void SDFBinary2::SetShaderId ( PrimitiveManager & primitives)
virtual

Set up an id for generating GLSL code.

Author
Hubert-Brierre Pierre

Reimplemented from SDFNode2.