Equip ginac-examples.texi with directory entry for info.

[ginac.git] / ginac / color.h

diff --git a/ginac/color.h b/ginac/color.h
index 9d9ba26e88e1e540b914f24185e2814e27493bd7..d595cb3e374b285d5b6804b6b4f6100bd21c7308 100644 (file)
--- a/ginac/color.h
+++ b/ginac/color.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's color (SU(3) Lie algebra) objects. */
 
 /*
- *  GiNaC Copyright (C) 1999-2005 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2008 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
@@ -41,7 +41,6 @@ namespace GiNaC {
 class color : public indexed
 {
        GINAC_DECLARE_REGISTERED_CLASS(color, indexed)
-
        // other constructors
 public:
        color(const ex & b, unsigned char rl = 0);
@@ -50,6 +49,8 @@ public:
        // internal constructors
        color(unsigned char rl, const exvector & v, bool discardable = false);
        color(unsigned char rl, std::auto_ptr<exvector> vp);
+       void archive(archive_node& n) const;
+       void read_archive(const archive_node& n, lst& sym_lst);
 
        // functions overriding virtual functions from base classes
 protected:
@@ -58,7 +59,7 @@ protected:
        ex thiscontainer(const exvector & v) const;
        ex thiscontainer(std::auto_ptr<exvector> vp) const;
        unsigned return_type() const { return return_types::noncommutative; }
-       unsigned return_type_tinfo() const { return TINFO_color + representation_label; }
+       return_type_t return_type_tinfo() const;
 
        // non-virtual functions in this class
 public:
@@ -68,6 +69,7 @@ public:
 private:
        unsigned char representation_label; /**< Representation label to distinguish independent color matrices coming from separated fermion lines */
 };
+GINAC_DECLARE_UNARCHIVER(color); 
 
 
 /** This class represents the su(3) unity element. */
@@ -80,6 +82,7 @@ protected:
        void do_print(const print_context & c, unsigned level) const;
        void do_print_latex(const print_latex & c, unsigned level) const;
 };
+GINAC_DECLARE_UNARCHIVER(su3one);
 
 /** This class represents an su(3) generator. */
 class su3t : public tensor
@@ -95,6 +98,7 @@ protected:
        void do_print(const print_context & c, unsigned level) const;
        void do_print_latex(const print_latex & c, unsigned level) const;
 };
+GINAC_DECLARE_UNARCHIVER(su3t);
 
 /** This class represents the tensor of antisymmetric su(3) structure
  *  constants. */
@@ -113,6 +117,7 @@ protected:
        void do_print(const print_context & c, unsigned level) const;
        void do_print_latex(const print_latex & c, unsigned level) const;
 };
+GINAC_DECLARE_UNARCHIVER(su3f);
 
 /** This class represents the tensor of symmetric su(3) structure constants. */
 class su3d : public tensor
@@ -130,16 +135,11 @@ protected:
        void do_print(const print_context & c, unsigned level) const;
        void do_print_latex(const print_latex & c, unsigned level) const;
 };
+GINAC_DECLARE_UNARCHIVER(su3d);
 
 
 // global functions
 
-/** Specialization of is_exactly_a<color>(obj) for color objects. */
-template<> inline bool is_exactly_a<color>(const basic & obj)
-{
-       return obj.tinfo()==TINFO_color;
-}
-
 /** Create the su(3) unity element. This is an indexed object, although it
  *  has no indices.
  *