/** @file lorentzidx.h
*
- * Interface to GiNaC's lorentz indices.
- *
- * GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
+ * Interface to GiNaC's lorentz indices. */
+
+/*
+ * GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
*
* 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
#include <string>
#include <vector>
-#include <ginac/idx.h>
+#include "idx.h"
+
+#ifndef NO_NAMESPACE_GINAC
+namespace GiNaC {
+#endif // ndef NO_NAMESPACE_GINAC
class lorentzidx : public idx
{
- friend class simp_lor;
- friend class scalar_products;
+ GINAC_DECLARE_REGISTERED_CLASS(lorentzidx, idx)
+
+ friend class simp_lor;
+ friend class scalar_products;
// member functions
- // default constructor, destructor, copy constructor assignment operator and helpers
+ // default constructor, destructor, copy constructor assignment operator and helpers
public:
- lorentzidx();
- ~lorentzidx();
- lorentzidx (lorentzidx const & other);
- lorentzidx const & operator=(lorentzidx const & other);
+ lorentzidx();
+ ~lorentzidx();
+ lorentzidx (const lorentzidx & other);
+ const lorentzidx & operator=(const lorentzidx & other);
protected:
- void copy(lorentzidx const & other);
- void destroy(bool call_parent);
+ void copy(const lorentzidx & other);
+ void destroy(bool call_parent);
- // other constructors
+ // other constructors
public:
- explicit lorentzidx(bool cov, bool oonly=false, unsigned dimp=0);
- explicit lorentzidx(string const & n, bool cov=false,
- bool oonly=false, unsigned dimp=0);
- explicit lorentzidx(char const * n, bool cov=false,
- bool oonly=false, unsigned dimp=0);
- explicit lorentzidx(unsigned const v, bool cov=false);
-
- // functions overriding virtual functions from bases classes
+ explicit lorentzidx(bool cov, bool oonly=false, unsigned dimp=0);
+ explicit lorentzidx(const std::string & n, bool cov=false,
+ bool oonly=false, unsigned dimp=0);
+ explicit lorentzidx(const char * n, bool cov=false,
+ bool oonly=false, unsigned dimp=0);
+ explicit lorentzidx(unsigned v, bool cov=false);
+
+ // functions overriding virtual functions from bases classes
public:
- basic * duplicate() const;
- void printraw(ostream & os) const;
- void printtree(ostream & os, unsigned indent) const;
- void print(ostream & os, unsigned upper_precedence=0) const;
- bool info(unsigned inf) const;
+ basic * duplicate() const;
+ void printraw(std::ostream & os) const;
+ void printtree(std::ostream & os, unsigned indent) const;
+ void print(std::ostream & os, unsigned upper_precedence=0) const;
+ bool info(unsigned inf) const;
- // new virtual functions which can be overridden by derived classes
- // none
+ // new virtual functions which can be overridden by derived classes
+ // none
- // non-virtual functions in this class
+ // non-virtual functions in this class
public:
- bool is_orthogonal_only(void) const { return orthogonal_only; }
- unsigned get_dim_parallel_space(void) const { return dim_parallel_space; }
- lorentzidx create_anonymous_representative(void) const;
+ bool is_orthogonal_only(void) const { return orthogonal_only; }
+ unsigned get_dim_parallel_space(void) const { return dim_parallel_space; }
+ lorentzidx create_anonymous_representative(void) const;
- // member variables
+ // member variables
protected:
- bool orthogonal_only;
- unsigned dim_parallel_space;
+ bool orthogonal_only;
+ unsigned dim_parallel_space;
};
// global constants
extern const lorentzidx some_lorentzidx;
-extern type_info const & typeid_lorentzidx;
+extern const std::type_info & typeid_lorentzidx;
-// macros
+// utility functions
+inline const lorentzidx &ex_to_lorentzidx(const ex &e)
+{
+ return static_cast<const lorentzidx &>(*e.bp);
+}
-#define ex_to_lorentzidx(X) (static_cast<lorentzidx const &>(*(X).bp))
+#ifndef NO_NAMESPACE_GINAC
+} // namespace GiNaC
+#endif // ndef NO_NAMESPACE_GINAC
#endif // ndef __GINAC_LORENTZIDX_H__