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# main.cpp File Reference

`#include <assert.h>`
`#include <iostream>`
`#include <math.h>`
`#include <stdlib.h>`
`#include <time.h>`
`#include <typeinfo>`
`#include "DistanceTransform.h"`
`#include "Chamfer2D_3x3.h"`
`#include "Chamfer2D_5x5.h"`
`#include "Chamfer2D_7x7.h"`
`#include "Chessboard2D.h"`
`#include "Cityblock2D.h"`
`#include "DeadReckoning_3x3.h"`
`#include "DeadReckoning_7x7.h"`
`#include "DijkstraVectors.h"`
`#include "Euclidean2D.h"`
`#include "FourSED.h"`
`#include "EightSED.h"`
`#include "EightSED_modified.h"`
`#include "ModifiedDijkstra.h"`
`#include "Simple.h"`
`#include "SimpleList.h"`
`#include "CSED.h"`
`#include "errorfreeCSED.h"`
`#include "Timer.h"`
`#include "TIFFWriter.h"`

## Classes
class | Normal
| Normal class which samples random numbers from a normal distribution using the Box-Muller transform. More...
## Typedefs
typedef unsigned char | uchar
## Functions
static void | writeDistance (const char *const fname, DistanceTransform *dt)
static void | writeBinaryImage (const char *const fname, const uchar *const I)
static void | getMinMax (DistanceTransform *dt)
static uchar | getData (const uchar *const I, const int x, const int y)
static bool | isBorderElement (const uchar *const I, const int x, const int y)
static void | checkError (const uchar *const I, const DistanceTransform *const dt, const char *const diffFileName, const DistanceTransform *const gold)
static void | checkError (const uchar *const I, const DistanceTransform *const dt, const char *const diffFileName)
static void | checkCenterPointError (DistanceTransform *dt)
static void | colorParent (const DistanceTransform *const dt, const char *const binFileName, const int px, const int py)
int | main (const int argc, const char *const argv[])
## Variables
static const int | size = 500
| 2D images of size x size
static const int | iterCount = 1
static const int | borderOffset = 10
static const int | ptCount = size*size/4
static int | pt [ptCount][2]

## Detailed Description

Main program to test distance transform algorithms.

Author:
  George J. Grevera, Ph.D., ggrevera@sju.edu

Copyright (C) 2002, George J. Grevera

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for mor e details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA or from http://www.gnu.org/licenses/gpl.txt.

This General Public License does not permit incorporating this code into proprietary programs. (So a hypothetical company such as GH (Generally Hectic) should NOT incorporate this code into their proprietary programs.)