Frobby 0.9.5
TotalDegreeCoefTermConsumer.h
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1/* Frobby: Software for monomial ideal computations.
2 Copyright (C) 2007 Bjarke Hammersholt Roune (www.broune.com)
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see http://www.gnu.org/licenses/.
16*/
17#ifndef TOTAL_DEGREE_COEF_TERM_CONSUMER_GUARD
18#define TOTAL_DEGREE_COEF_TERM_CONSUMER_GUARD
19
20#include "CoefTermConsumer.h"
21#include "UniHashPolynomial.h"
22
23class Term;
25class TermTranslator;
26
27#include <map>
28
29// Substitutes the same single variable for each variable, in effect
30// grading by the total degree. Passes consumed items on in descending
31// order of exponent, i.e. reverse lex order. This requires storing
32// all items before any can be passed on.
33//
34// TODO: get rid of translator in constructor.
36 public:
37 TotalDegreeCoefTermConsumer(auto_ptr<CoefBigTermConsumer> consumer,
38 const TermTranslator& translator);
40 const TermTranslator& translator);
41
42 virtual void consumeRing(const VarNames& names);
43
44 virtual void beginConsuming();
45 virtual void consume(const mpz_class& coef, const Term& term);
46 virtual void doneConsuming();
47
48 private:
50 auto_ptr<CoefBigTermConsumer> _consumerOwner;
52 mpz_class _tmp;
53
55};
56
57#endif
TermTranslator handles translation between terms whose exponents are infinite precision integers and ...
Term represents a product of variables which does not include a coefficient.
Definition: Term.h:49
virtual void consumeRing(const VarNames &names)
TotalDegreeCoefTermConsumer(auto_ptr< CoefBigTermConsumer > consumer, const TermTranslator &translator)
auto_ptr< CoefBigTermConsumer > _consumerOwner
virtual void consume(const mpz_class &coef, const Term &term)
A sparse univariate polynomial represented by a hash table mapping terms to coefficients.
Defines the variables of a polynomial ring and facilities IO involving them.
Definition: VarNames.h:40