r460: no message

[ctsim.git] / include / array2d.h

diff --git a/include/array2d.h b/include/array2d.h
index 73f39093cb2da11832e3d69a8d1c87f1f59d2047..6f2f5cd572af4cdac050afcd77a174b6bda735e7 100644 (file)
--- a/include/array2d.h
+++ b/include/array2d.h
@@ -7,9 +7,9 @@
 **     Date Started: June 2000
 **
 **  This is part of the CTSim program
-**  Copyright (C) 1983-2000 Kevin Rosenberg
+**  Copyright (c) 1983-2001 Kevin Rosenberg
 **
-**  $Id: array2d.h,v 1.7 2000/07/13 07:03:21 kevin Exp $
+**  $Id: array2d.h,v 1.9 2001/01/28 19:10:18 kevin Exp $
 **
 **  This program is free software; you can redistribute it and/or modify
 **  it under the terms of the GNU General Public License (version 2) as
@@ -35,13 +35,13 @@ template<class T>
 class Array2d {
  public:
     Array2d (unsigned int x, unsigned int y)
-       : nx(x), ny(y), array_data(0)
+       : m_nx(x), m_ny(y), array_data(0)
        {
            allocArray();
        }
 
-    Array2d (void)
-       : nx(0), ny(0), array_data(0)
+    Array2d ()
+       : m_nx(0), m_ny(0), array_data(0)
        {}
 
     ~Array2d ()
@@ -51,13 +51,13 @@ class Array2d {
     
     void initSetSize (unsigned int x, unsigned int y)
        {
-           nx = x;
-           ny = y;
+           m_nx = x;
+           m_ny = y;
            deleteArray();
            allocArray();
        }
 
-    T** getArray (void) const
+    T** getArray () const
        { return array_data; }
 
     T* getColumn (unsigned int x) const
@@ -66,35 +66,39 @@ class Array2d {
     T getPoint (unsigned int x, unsigned int y) const
        { return (array_data ? array_data[x][y] : NULL); }
 
-    unsigned int sizeofPixel (void) const 
+    unsigned int sizeofPixel () const 
        {  return sizeof(T); }
 
-    unsigned int sizeofColumn (void) const
-       { return (sizeof(T) * ny); }
+    unsigned int sizeofColumn () const
+       { return (sizeof(T) * m_ny); }
 
-    unsigned int sizeofArray (void) const
-       { return (sizeof(T) * nx * ny); }
+    unsigned int sizeofArray () const
+       { return (sizeof(T) * m_nx * m_ny); }
 
 
  private:
-    unsigned int nx;
-    unsigned int ny;
+    unsigned int m_nx;
+    unsigned int m_ny;
     T** array_data;
 
-    void allocArray (void)
+    void allocArray ()
        {
-           array_data = new T*[nx];
+           if (array_data)
+               deleteArray();
+
+           array_data = new T*[m_nx];
            
-           for (unsigned int i = 0; i < nx; i++)
-               array_data[i] = new T[ny];
+           for (unsigned int i = 0; i < m_nx; i++)
+               array_data[i] = new T[m_ny];
        }
 
-    void deleteArray (void)
+    void deleteArray ()
        {
            if (array_data) {
-               for (unsigned int i = 0; i < nx; i++)
-                   delete array_data[i];
+               for (unsigned int i = 0; i < m_nx; i++)
+                   delete array_data [i];
                delete array_data;
+               array_data = NULL;
            }
        }