[6bde67] | 1 | #ifndef SUMMATOR_H |
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| 2 | #define SUMMATOR_H |
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| 3 | /**************************************** |
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| 4 | * Computer Algebra System SINGULAR * |
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| 5 | ****************************************/ |
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| 6 | |
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[8179468] | 7 | // #include <polys/nc/summator.h> // for CPolynomialSummator class |
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[6bde67] | 8 | |
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[8179468] | 9 | #define HAVE_SUMMATOR 1 |
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[6bde67] | 10 | |
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[8179468] | 11 | #ifdef HAVE_SUMMATOR |
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| 12 | |
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| 13 | // struct snumber; typedef struct snumber * number; |
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| 14 | |
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| 15 | class sBucket; typedef sBucket* sBucket_pt; |
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| 16 | struct spolyrec; typedef struct spolyrec polyrec; typedef polyrec* poly; |
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| 17 | struct ip_sring; typedef struct ip_sring* ring; typedef struct ip_sring const* const_ring; |
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| 18 | |
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| 19 | |
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| 20 | class kBucket; typedef kBucket* kBucket_pt; |
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| 21 | |
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| 22 | // TODO: redesign into templates with no extra run-time cost!!! |
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| 23 | // TODO: make several out of CPolynomialSummator with similar (?) usage |
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| 24 | // pattern/interface!!! |
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[6bde67] | 25 | |
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| 26 | // //////////////////////////////////////////////////////////////////////// // |
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[8179468] | 27 | /// CPolynomialSummator: unifies bucket and polynomial summation as the |
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| 28 | /// later is brocken in buckets :( |
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[6bde67] | 29 | class CPolynomialSummator |
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| 30 | { |
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| 31 | private: |
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[8179468] | 32 | const ring& m_basering; |
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| 33 | const bool m_bUsePolynomial; |
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[9d0c2b] | 34 | union |
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| 35 | { |
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[6bde67] | 36 | sBucket_pt m_bucket; |
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[8179468] | 37 | // kBucket_pt m_kbucket; |
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[6bde67] | 38 | poly m_poly; |
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[9d0c2b] | 39 | } m_temp; |
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[6bde67] | 40 | public: |
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[8179468] | 41 | CPolynomialSummator(const ring& rBaseRing, bool bUsePolynomial = false); |
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[6bde67] | 42 | // CPolynomialSummator(ring rBaseRing, poly pInitialSum, int iLength = 0, bool bUsePolynomial = false); |
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| 43 | ~CPolynomialSummator(); |
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| 44 | |
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| 45 | // adds and destroes the summand |
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| 46 | void AddAndDelete(poly pSummand, int iLength); |
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| 47 | void AddAndDelete(poly pSummand); |
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[9d0c2b] | 48 | |
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[6bde67] | 49 | inline void operator +=(poly pSummand){ AddAndDelete(pSummand); } |
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| 50 | |
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| 51 | // only adds and keeps the summand |
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| 52 | // please use AddAndDelete instead! |
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| 53 | void Add(poly pSummand, int iLength); |
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| 54 | void Add(poly pSummand); |
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[9d0c2b] | 55 | |
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[6bde67] | 56 | // get the final result and clear (set to zero) the summator |
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| 57 | poly AddUpAndClear(); |
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| 58 | poly AddUpAndClear(int *piLength); |
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| 59 | |
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| 60 | inline operator poly() { return AddUpAndClear(); } |
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[9d0c2b] | 61 | |
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[a795c77] | 62 | /// Copy constructor |
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| 63 | CPolynomialSummator(const CPolynomialSummator&); |
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| 64 | private: |
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| 65 | |
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| 66 | /// no assignment operator yet |
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| 67 | CPolynomialSummator& operator= (const CPolynomialSummator&); |
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[6bde67] | 68 | }; |
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| 69 | |
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[8179468] | 70 | #endif // ifdef HAVE_SUMMATOR |
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[6bde67] | 71 | #endif // ifndef SUMMATOR_H |
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| 72 | |
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