Import Geant4 0.0.0 source tree

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+// This code implementation is the intellectual property of
+// the RD44 GEANT4 collaboration.
+//
+// By copying, distributing or modifying the Program (or any work
+// based on the Program) you indicate your acceptance of this statement,
+// and all its terms.
+//
+// $Id: templates.hh,v 2.0 1998/07/02 17:33:15 gunter Exp $
+// GEANT4 tag $Name: geant4-00 $
+//
+// 
+// -*- C++ -*-
+//
+// -----------------------------------------------------------------------
+// This file should define some platform dependent features and some
+// useful utilities.
+// -----------------------------------------------------------------------
+
+// =======================================================================
+// Gabriele Cosmo - Created: 5th September 1995
+// Gabriele Cosmo - Minor change: 08/02/1996
+// Gabriele Cosmo - Added DBL_MIN, FLT_MIN, DBL_DIG,
+//                        DBL_MAX, FLT_DIG, FLT_MAX  : 12/04/1996
+// Gabriele Cosmo - Removed boolean enum definition : 29/11/1996
+// Gunter Folger  - Added G4SwapPtr() and G4SwapObj() : 31/07/1997
+// Gabriele Cosmo - Adapted signatures of min(), max() to
+//                  STL's ones, thanks to E.Tcherniaev : 31/07/1997
+// Gabriele Cosmo,
+// Evgueni Tcherniaev - Migrated to CLHEP: 04/12/1997 
+// =======================================================================
+
+#ifndef templates_h
+#define templates_h 1
+
+//
+// If HIGH_PRECISION is defined to TRUE (ie. != 0) then the type "Float"
+// is typedefed to "double". If it is FALSE (ie. 0) it is typedefed
+// to "float".
+//
+#ifndef HIGH_PRECISION
+#define HIGH_PRECISION 1
+#endif
+
+#if HIGH_PRECISION
+typedef double Float;
+#else
+typedef float Float;
+#endif
+
+// Following values have been taken from limits.h
+// and temporarly defined for portability on HP-UX.
+
+#ifndef DBL_MIN   /* Min decimal value of a double */
+#define DBL_MIN   2.2250738585072014e-308
+#endif
+
+#ifndef FLT_MIN   /* Min decimal value of a float */
+#define FLT_MIN   1.17549435e-38
+#endif
+
+#ifndef DBL_DIG   /* Digits of precision of a double */
+#define DBL_DIG   15
+#endif
+
+#ifndef DBL_MAX   /* Max decimal value of a double */
+#define DBL_MAX   1.7976931348623157e+308
+#endif
+
+#ifndef FLT_DIG   /* Digits of precision of a float */
+#define FLT_DIG   6
+#endif
+
+#ifndef FLT_MAX   /* Max decimal value of a float */
+#define FLT_MAX   3.40282347e+38
+#endif
+
+#ifndef MAXFLOAT   /* Max decimal value of a float */
+#define MAXFLOAT   3.40282347e+38
+#endif
+
+//---------------------------------
+
+template <class T>
+inline void G4SwapPtr(T* a, T* b) {
+  T* tmp=a;
+  a = b;
+  b = tmp;
+}
+
+template <class T>
+inline void G4SwapObj(T* a, T* b) {
+  T tmp= *a;
+  *a = *b;
+  *b = tmp;
+}
+
+//-----------------------------
+
+#endif // templates_h