* Implementation of GiNaC's indices. */
/*
- * GiNaC Copyright (C) 1999-2005 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2006 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
// default constructor
//////////
-idx::idx() : inherited(TINFO_idx) {}
+idx::idx() : inherited(&idx::tinfo_static) {}
varidx::varidx() : covariant(false)
{
- tinfo_key = TINFO_varidx;
+ tinfo_key = &varidx::tinfo_static;
}
spinidx::spinidx() : dotted(false)
{
- tinfo_key = TINFO_spinidx;
+ tinfo_key = &spinidx::tinfo_static;
}
//////////
// other constructors
//////////
-idx::idx(const ex & v, const ex & d) : inherited(TINFO_idx), value(v), dim(d)
+idx::idx(const ex & v, const ex & d) : inherited(&idx::tinfo_static), value(v), dim(d)
{
if (is_dim_numeric())
if (!dim.info(info_flags::posint))
varidx::varidx(const ex & v, const ex & d, bool cov) : inherited(v, d), covariant(cov)
{
- tinfo_key = TINFO_varidx;
+ tinfo_key = &varidx::tinfo_static;
}
spinidx::spinidx(const ex & v, const ex & d, bool cov, bool dot) : inherited(v, d, cov), dotted(dot)
{
- tinfo_key = TINFO_spinidx;
+ tinfo_key = &spinidx::tinfo_static;
}
//////////
// hash keys. That is, the hash values must not depend on the index
// dimensions or other attributes (variance etc.).
// The compare_same_type() methods will take care of the rest.
- unsigned v = golden_ratio_hash(tinfo());
+ unsigned v = golden_ratio_hash((p_int)tinfo());
v = rotate_left(v);
v ^= value.gethash();