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HJFastSweepingOp Class Reference

#include <HJFastSweepingOp.hpp>

Inheritance diagram for HJFastSweepingOp:

[legend]Collaboration diagram for HJFastSweepingOp:

[legend]List of all members.

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Detailed Description

HJ Fast Sweeping.

Author:

Bernard De Cuyper

Version:

0.05

Date:

16/11/2003

 
Purpose:        Computation distance via HJ Fast Sweeping in O(N).

Paper:  "Fast Sweeping Methods for static Hamilton-Jacobi Equations.", 
                        C.Y. Kao, S. Osher, Y-H. Tsai, Report CAM 02-66, UCLA 2002.

                "Fast Sweeping Algorithms for a Class of Hamilton-Jacobi Equations.", 
                        Y-H. Tsai, L-T. Cheng, S. Osher, H-K. Zhao, Report UCLA 2002.

                

@ Copyrights: Bernard De Cuyper & Eddy Fraiha 2002, Eggs & Pictures. MIT/Open BSD copyright model.

Public Methods
	HJFastSweepingOp (double ax=1.0, double bx=1.0, double cx=0.0, double Rx=1.0)
virtual	~HJFastSweepingOp ()
virtual RImage *	filter (RImage *src, RImage *dest=0)
	Local full image filtering.
virtual RImage *	selectedFilter (AnImage *mask, RImage *src, RImage *dest=0)
	Local filtering in a mask area.
virtual void	report (FILE *file)
Protected Methods
void	init (RImage *psi)
void	updatePsi (RImage *psiNew, int i, int j)
void	updatePsi (RImage *psi, int i, int j, int sx, int sy)
void	solvePsi (RImage *psi, int i, int j, int sx, int sy, double m)
Private Attributes
int	maxIter
double	a
double	b
double	c
double	R
double	h
int	width
int	height
int	count
double	psiCandidate [4]
double	pi_2
double	ab_c2
double	m2_ab_c2
double	asx_csy
double	bsy_csx
double	borneSxLow
double	borneSxUp
double	borneSyLow
double	borneSyUp

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Member Function Documentation

RImage * HJFastSweepingOp::filter (  RImage *    src, RImage *    dest = 0 )  [virtual]

Local full image filtering. Parameters: src  is RImage* is RImage source channel dest  is RImage* is RImage result/placeholder Returns : RImage* as result, Implements AbsRImageFilter.

RImage * HJFastSweepingOp::selectedFilter (  AnImage *    mask, RImage *    src, RImage *    dest = 0 )  [virtual]

Local filtering in a mask area. Parameters: mask  is AnImage* is a ByteImage src  is RImage* is RImage source channel dest  is RImage* is RImage result/placeholder Returns : RImage* as result, Reimplemented from AbsRImageFilter.

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The documentation for this class was generated from the following files:

• HJFastSweepingOp.hpp
• HJFastSweepingOp.cpp

Restoreinpaint sourceforge project `C++/Java Image Processing, Restoration, Inpainting Project'.

Bernard De Cuyper: Open Project Leader: Concept, design and development. Bernard De Cuyper & Eddy Fraiha 2002, 2003. Bernard De Cuyper 2004. Open and free, for friendly usage only. Modifications on Belgium ground of this piece of artistic work, by governement institutions or companies, must be notified to Bernard De Cuyper.