3 * Implementation of GiNaC's index carrying objects. */
6 * GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
30 #ifndef NO_GINAC_NAMESPACE
32 #endif // ndef NO_GINAC_NAMESPACE
35 // default constructor, destructor, copy constructor assignment operator and helpers
42 debugmsg("indexed default constructor",LOGLEVEL_CONSTRUCT);
43 tinfo_key=TINFO_indexed;
48 debugmsg("indexed destructor",LOGLEVEL_DESTRUCT);
52 indexed::indexed(indexed const & other)
54 debugmsg("indexed copy constructor",LOGLEVEL_CONSTRUCT);
58 indexed const & indexed::operator=(indexed const & other)
60 debugmsg("indexed operator=",LOGLEVEL_ASSIGNMENT);
70 void indexed::copy(indexed const & other)
75 void indexed::destroy(bool call_parent)
78 exprseq::destroy(call_parent);
88 indexed::indexed(ex const & i1) : exprseq(i1)
90 debugmsg("indexed constructor from ex",LOGLEVEL_CONSTRUCT);
91 tinfo_key=TINFO_indexed;
92 GINAC_ASSERT(all_of_type_idx());
95 indexed::indexed(ex const & i1, ex const & i2) : exprseq(i1,i2)
97 debugmsg("indexed constructor from ex,ex",LOGLEVEL_CONSTRUCT);
98 tinfo_key=TINFO_indexed;
99 GINAC_ASSERT(all_of_type_idx());
102 indexed::indexed(ex const & i1, ex const & i2, ex const & i3)
105 debugmsg("indexed constructor from ex,ex,ex",LOGLEVEL_CONSTRUCT);
106 tinfo_key=TINFO_indexed;
107 GINAC_ASSERT(all_of_type_idx());
110 indexed::indexed(ex const & i1, ex const & i2, ex const & i3, ex const & i4)
111 : exprseq(i1,i2,i3,i4)
113 debugmsg("indexed constructor from ex,ex,ex,ex",LOGLEVEL_CONSTRUCT);
114 tinfo_key=TINFO_indexed;
115 GINAC_ASSERT(all_of_type_idx());
118 indexed::indexed(exvector const & iv) : exprseq(iv)
120 debugmsg("indexed constructor from exvector",LOGLEVEL_CONSTRUCT);
121 tinfo_key=TINFO_indexed;
122 GINAC_ASSERT(all_of_type_idx());
125 indexed::indexed(exvector * ivp) : exprseq(ivp)
127 debugmsg("indexed constructor from exvector *",LOGLEVEL_CONSTRUCT);
128 tinfo_key=TINFO_indexed;
129 GINAC_ASSERT(all_of_type_idx());
133 // functions overriding virtual functions from bases classes
138 basic * indexed::duplicate() const
140 debugmsg("indexed duplicate",LOGLEVEL_DUPLICATE);
141 return new indexed(*this);
144 void indexed::printraw(ostream & os) const
146 debugmsg("indexed printraw",LOGLEVEL_PRINT);
147 os << "indexed(indices=";
149 os << ",hash=" << hashvalue << ",flags=" << flags << ")";
152 void indexed::printtree(ostream & os, unsigned indent) const
154 debugmsg("indexed printtree",LOGLEVEL_PRINT);
155 os << string(indent,' ') << "indexed: " << seq.size() << " indices";
156 os << ",hash=" << hashvalue << ",flags=" << flags << endl;
157 printtreeindices(os,indent);
160 void indexed::print(ostream & os, unsigned upper_precedence) const
162 debugmsg("indexed print",LOGLEVEL_PRINT);
163 os << "UNNAMEDINDEX";
167 void indexed::printcsrc(ostream & os, unsigned type,
168 unsigned upper_precedence) const
170 debugmsg("indexed print csrc",LOGLEVEL_PRINT);
171 print(os,upper_precedence);
174 bool indexed::info(unsigned inf) const
176 if (inf==info_flags::indexed) return true;
177 if (inf==info_flags::has_indices) return seq.size()!=0;
178 return exprseq::info(inf);
181 exvector indexed::get_indices(void) const
186 idxvector filtered_indices;
187 filtered_indices.reserve(indices.size());
188 for (idxvector::const_iterator cit=indices.begin(); cit!=indices.end(); ++cit) {
189 if ((*cit).get_type()==t) {
190 filtered_indices.push_back(*cit);
193 return filtered_indices;
199 int indexed::compare_same_type(basic const & other) const
201 GINAC_ASSERT(is_of_type(other,indexed));
202 return exprseq::compare_same_type(other);
205 bool indexed::is_equal_same_type(basic const & other) const
207 GINAC_ASSERT(is_of_type(other,indexed));
208 return exprseq::is_equal_same_type(other);
211 unsigned indexed::return_type(void) const
213 return return_types::noncommutative;
216 unsigned indexed::return_type_tinfo(void) const
221 ex indexed::thisexprseq(exvector const & v) const
226 ex indexed::thisexprseq(exvector * vp) const
232 // virtual functions which can be overridden by derived classes
238 // non-virtual functions in this class
243 void indexed::printrawindices(ostream & os) const
246 for (exvector::const_iterator cit=seq.begin(); cit!=seq.end(); ++cit) {
253 void indexed::printtreeindices(ostream & os, unsigned indent) const
256 for (exvector::const_iterator cit=seq.begin(); cit!=seq.end(); ++cit) {
257 os << string(indent+delta_indent,' ');
264 void indexed::printindices(ostream & os) const
270 exvector::const_iterator last=seq.end()-1;
271 exvector::const_iterator cit=seq.begin();
272 for (; cit!=last; ++cit) {
283 bool indexed::all_of_type_idx(void) const
285 // used only inside of ASSERTs
286 for (exvector::const_iterator cit=seq.begin(); cit!=seq.end(); ++cit) {
287 if (!is_ex_of_type(*cit,idx)) return false;
293 // static member variables
302 const indexed some_indexed;
303 type_info const & typeid_indexed=typeid(some_indexed);
305 #ifndef NO_GINAC_NAMESPACE
307 #endif // ndef NO_GINAC_NAMESPACE