* Interface to GiNaC's simp_lor objects. */
/*
- * GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
+ * 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 <utility>
#include <map>
#include <iostream>
-#include <ginac/indexed.h>
-#include <ginac/lorentzidx.h>
+#include "indexed.h"
+#include "lorentzidx.h"
+
+#ifndef NO_NAMESPACE_GINAC
+namespace GiNaC {
+#endif // ndef NO_NAMESPACE_GINAC
typedef pair<string,string> strstrpair;
typedef pair<strstrpair,lorentzidx> spmapkey;
class spmapkey_is_less
{
public:
- bool operator()(spmapkey const & lh, spmapkey const & rh) const
+ bool operator()(const spmapkey & lh, const spmapkey & rh) const
{
/*
cerr << "spmapkey_is_less" << endl;
class scalar_products
{
public:
- void reg(simp_lor const & v1, simp_lor const & v2, ex const & sp);
- bool is_defined(simp_lor const & v1, simp_lor const & v2) const;
- ex evaluate(simp_lor const & v1, simp_lor const & v2) const;
+ void reg(const simp_lor & v1, const simp_lor & v2, const ex & sp);
+ bool is_defined(const simp_lor & v1, const simp_lor & v2) const;
+ ex evaluate(const simp_lor & v1, const simp_lor & v2) const;
void debugprint(void) const;
protected:
- static spmapkey make_key(simp_lor const & v1, simp_lor const & v2);
+ static spmapkey make_key(const simp_lor & v1, const simp_lor & v2);
protected:
spmap spm;
};
// friends
friend class scalar_products;
- friend simp_lor lor_g(ex const & mu, ex const & nu);
- friend simp_lor lor_vec(string const & n, ex const & mu);
- friend ex simplify_simp_lor_mul(ex const & m, scalar_products const & sp);
- friend ex simplify_simp_lor(ex const & e, scalar_products const & sp);
+ friend simp_lor lor_g(const ex & mu, const ex & nu);
+ friend simp_lor lor_vec(const string & n, const ex & mu);
+ friend ex simplify_simp_lor_mul(const ex & m, const scalar_products & sp);
+ friend ex simplify_simp_lor(const ex & e, const scalar_products & sp);
// types
public:
simp_lor();
~simp_lor();
- simp_lor(simp_lor const & other);
- simp_lor const & operator=(simp_lor const & other);
+ simp_lor(const simp_lor & other);
+ const simp_lor & operator=(const simp_lor & other);
protected:
- void copy(simp_lor const & other);
+ void copy(const simp_lor & other);
void destroy(bool call_parent);
// other constructors
protected:
simp_lor(simp_lor_types const t);
- simp_lor(simp_lor_types const t, ex const & i1, ex const & i2);
- simp_lor(simp_lor_types const t, string const & n, ex const & i1);
- simp_lor(simp_lor_types const t, string const & n, exvector const & iv);
- simp_lor(simp_lor_types const t, string const & n, exvector * ivp);
+ simp_lor(simp_lor_types const t, const ex & i1, const ex & i2);
+ simp_lor(simp_lor_types const t, const string & n, const ex & i1);
+ simp_lor(simp_lor_types const t, const string & n, const exvector & iv);
+ simp_lor(simp_lor_types const t, const string & n, exvector * ivp);
// functions overriding virtual functions from base classes
public:
bool info(unsigned inf) const;
ex eval(int level=0) const;
protected:
- int compare_same_type(basic const & other) const;
- bool is_equal_same_type(basic const & other) const;
+ int compare_same_type(const basic & other) const;
+ bool is_equal_same_type(const basic & other) const;
unsigned return_type(void) const;
unsigned return_type_tinfo(void) const;
- ex thisexprseq(exvector const & v) const;
+ ex thisexprseq(const exvector & v) const;
ex thisexprseq(exvector * vp) const;
// new virtual functions which can be overridden by derived classes
// global constants
extern const simp_lor some_simp_lor;
-extern type_info const & typeid_simp_lor;
+extern const type_info & typeid_simp_lor;
-// macros
+// utility functions
+inline const simp_lor &ex_to_simp_lor(const ex &e)
+{
+ return static_cast<const simp_lor &>(*e.bp);
+}
-#define ex_to_simp_lor(X) static_cast<simp_lor const &>(*(X).bp)
-#define ex_to_nonconst_simp_lor(X) static_cast<simp_lor &>(*(X).bp)
+inline simp_lor &ex_to_nonconst_simp_lor(const ex &e)
+{
+ return static_cast<simp_lor &>(*e.bp);
+}
-simp_lor lor_g(ex const & mu, ex const & nu);
-simp_lor lor_vec(string const & n, ex const & mu);
-ex simplify_simp_lor_mul(ex const & m, scalar_products const & sp);
-ex simplify_simp_lor(ex const & e, scalar_products const & sp);
+simp_lor lor_g(const ex & mu, const ex & nu);
+simp_lor lor_vec(const string & n, const ex & mu);
+ex simplify_simp_lor_mul(const ex & m, const scalar_products & sp);
+ex simplify_simp_lor(const ex & e, const scalar_products & sp=scalar_products());
ex Dim(void);
-#endif // ndef _SIMP__GINAC_LOR_H__
-
+#ifndef NO_NAMESPACE_GINAC
+} // namespace GiNaC
+#endif // ndef NO_NAMESPACE_GINAC
+#endif // ndef _SIMP__GINAC_LOR_H__