Initial revision

include/ByteSwap.hh

+/*=========================================================================
+
+  Program:   Visualization Library
+  Module:    ByteSwap.hh
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+Description:
+---------------------------------------------------------------------------
+This file is part of the Visualization Library. No part of this file
+or its contents may be copied, reproduced or altered in any way
+without the express written consent of the authors.
+
+Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen 1993, 1994 
+
+=========================================================================*/
+//
+// Class for performing common math operations (e.g., dot, cross products)
+//
+#ifndef __vlByteSwap_hh
+#define __vlByteSwap_hh
+
+class vlByteSwap
+{
+public:
+  Swap4(char *c);
+  Swap4(float *p) {Swap4((char *)p);};
+  Swap4(int *i) {Swap4((char *)i);};
+  Swap4(unsigned long *i) {Swap4((char *)i);};
+};
+
+#endif

src/ByteSwap.cc

+/*=========================================================================
+
+  Program:   Visualization Library
+  Module:    ByteSwap.cc
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+Description:
+---------------------------------------------------------------------------
+This file is part of the Visualization Library. No part of this file
+or its contents may be copied, reproduced or altered in any way
+without the express written consent of the authors.
+
+Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen 1993, 1994 
+
+=========================================================================*/
+#include "ByteSwap.hh"
+
+vlByteSwap::Swap4(char *mem_ptr1)
+{
+  char one_byte;
+
+  one_byte    = mem_ptr1[0];
+  mem_ptr1[0] = mem_ptr1[3];
+  mem_ptr1[3] = one_byte;
+
+  one_byte    = mem_ptr1[1];
+  mem_ptr1[1] = mem_ptr1[2];
+  mem_ptr1[2] = one_byte;
+}