[81384b] | 1 | #include <kernel/mod2.h> |
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| 2 | |
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[9996416] | 3 | #if HAVE_GFANLIB |
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| 4 | |
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[810491] | 5 | #include <misc/intvec.h> |
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| 6 | #include <coeffs/coeffs.h> |
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| 7 | #include <coeffs/bigintmat.h> |
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| 8 | |
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[81384b] | 9 | #include <Singular/ipid.h> |
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| 10 | #include <Singular/ipshell.h> |
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| 11 | #include <Singular/blackbox.h> |
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| 12 | |
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[b37e6a] | 13 | #include <Singular/links/ssiLink.h> |
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| 14 | |
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[c89014] | 15 | #include <callgfanlib_conversion.h> |
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| 16 | #include <bbfan.h> |
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| 17 | #include <gfan.h> |
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[81384b] | 18 | #include <sstream> |
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| 19 | |
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| 20 | int fanID; |
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| 21 | |
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[69b2c1] | 22 | void* bbfan_Init(blackbox* /*b*/) |
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[81384b] | 23 | { |
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| 24 | return (void*) new gfan::ZFan(0); |
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| 25 | } |
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| 26 | |
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[69b2c1] | 27 | void bbfan_destroy(blackbox* /*b*/, void *d) |
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[81384b] | 28 | { |
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| 29 | if (d!=NULL) |
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| 30 | { |
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| 31 | gfan::ZFan* zf = (gfan::ZFan*) d; |
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| 32 | delete zf; |
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| 33 | } |
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| 34 | } |
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| 35 | |
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[69b2c1] | 36 | char* bbfan_String(blackbox* /*b*/, void *d) |
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[81384b] | 37 | { |
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| 38 | if (d==NULL) return omStrDup("invalid object"); |
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| 39 | else |
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| 40 | { |
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| 41 | gfan::ZFan* zf = (gfan::ZFan*)d; |
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[5ff68b] | 42 | std::string s = zf->toString(2+4+8+128); |
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[81384b] | 43 | return omStrDup(s.c_str()); |
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[9abcc6] | 44 | // ======= |
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| 45 | // std::stringstream s; |
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| 46 | // std::string raysAndCones = zf->toStringJustRaysAndMaximalCones(); |
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| 47 | // s << raysAndCones; |
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| 48 | // if (zf->getDimension() >= 0) // <=> zf is not empty |
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| 49 | // { |
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| 50 | // assert(zf->numberOfConesOfDimension(zf->getDimension()-zf->getLinealityDimension(),0,0)); |
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| 51 | // gfan::ZCone zc = zf->getCone(zf->getDimension()-zf->getLinealityDimension(),0,0,0); |
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| 52 | // gfan::ZMatrix genLinSpace = zc.generatorsOfLinealitySpace(); |
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| 53 | // char* gens = toString(genLinSpace); |
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| 54 | // s << std::endl << "GENERATORS_LINEALITY_SPACE:" << std::endl; |
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| 55 | // s << gens; |
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| 56 | // } |
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| 57 | // std::string sstring = s.str(); |
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| 58 | // return omStrDup(sstring.c_str()); |
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| 59 | // >>>>>>> status updated 11.03. |
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[81384b] | 60 | } |
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| 61 | } |
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| 62 | |
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[69b2c1] | 63 | void* bbfan_Copy(blackbox* /*b*/, void *d) |
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[81384b] | 64 | { |
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| 65 | gfan::ZFan* zf = (gfan::ZFan*)d; |
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| 66 | gfan::ZFan* newZf = new gfan::ZFan(*zf); |
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| 67 | return newZf; |
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| 68 | } |
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| 69 | |
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| 70 | BOOLEAN bbfan_Assign(leftv l, leftv r) |
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| 71 | { |
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| 72 | gfan::ZFan* newZf; |
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| 73 | if (r==NULL) |
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| 74 | { |
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| 75 | if (l->Data()!=NULL) |
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| 76 | { |
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| 77 | gfan::ZFan* zd = (gfan::ZFan*) l->Data(); |
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| 78 | delete zd; |
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| 79 | } |
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| 80 | newZf = new gfan::ZFan(0); |
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| 81 | } |
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| 82 | else if (r->Typ()==l->Typ()) |
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| 83 | { |
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| 84 | if (l->Data()!=NULL) |
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| 85 | { |
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| 86 | gfan::ZFan* zd = (gfan::ZFan*) l->Data(); |
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| 87 | delete zd; |
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| 88 | } |
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[e4c540] | 89 | newZf = (gfan::ZFan*) r->CopyD(); |
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[81384b] | 90 | } |
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| 91 | else if (r->Typ()==INT_CMD) |
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| 92 | { |
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| 93 | int ambientDim = (int) (long) r->Data(); |
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| 94 | if (ambientDim < 0) |
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| 95 | { |
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| 96 | Werror("expected an int >= 0, but got %d", ambientDim); |
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| 97 | return TRUE; |
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| 98 | } |
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| 99 | if (l->Data()!=NULL) |
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| 100 | { |
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| 101 | gfan::ZFan* zd = (gfan::ZFan*) l->Data(); |
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| 102 | delete zd; |
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| 103 | } |
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| 104 | newZf = new gfan::ZFan(ambientDim); |
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| 105 | } |
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| 106 | else |
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| 107 | { |
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| 108 | Werror("assign Type(%d) = Type(%d) not implemented",l->Typ(),r->Typ()); |
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| 109 | return TRUE; |
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| 110 | } |
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| 111 | |
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| 112 | if (l->rtyp==IDHDL) |
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| 113 | { |
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| 114 | IDDATA((idhdl)l->data) = (char*) newZf; |
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| 115 | } |
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| 116 | else |
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| 117 | { |
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| 118 | l->data = (void*) newZf; |
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| 119 | } |
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| 120 | return FALSE; |
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| 121 | } |
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| 122 | |
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| 123 | /* returns 1 iff all rows consist of entries 1..n, |
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| 124 | where n is the number of columns of the provided |
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| 125 | bigintmat; 0 otherwise */ |
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| 126 | static gfan::IntMatrix permutationIntMatrix(const bigintmat* iv) |
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| 127 | { |
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| 128 | int cc = iv->cols(); |
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| 129 | int rr = iv->rows(); |
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| 130 | bigintmat* ivCopy = new bigintmat(rr, cc, coeffs_BIGINT); |
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[e5fd095] | 131 | number temp1 = n_Init(1,coeffs_BIGINT); |
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[81384b] | 132 | for (int r = 1; r <= rr; r++) |
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| 133 | for (int c = 1; c <= cc; c++) |
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| 134 | { |
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[2206753] | 135 | number temp2 = n_Sub(IMATELEM(*iv, r, c),temp1,coeffs_BIGINT); |
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[81384b] | 136 | ivCopy->set(r,c,temp2); |
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[2206753] | 137 | n_Delete(&temp2,coeffs_BIGINT); |
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[81384b] | 138 | } |
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[e5fd095] | 139 | n_Delete(&temp1,coeffs_BIGINT); |
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[81384b] | 140 | gfan::ZMatrix* zm = bigintmatToZMatrix(ivCopy); |
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| 141 | gfan::IntMatrix im = gfan::IntMatrix(gfan::ZToIntMatrix(*zm)); |
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| 142 | delete zm; |
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| 143 | return im; |
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| 144 | } |
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| 145 | static BOOLEAN jjFANEMPTY_I(leftv res, leftv v) |
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| 146 | { |
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| 147 | int ambientDim = (int)(long)v->Data(); |
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| 148 | if (ambientDim < 0) |
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| 149 | { |
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| 150 | Werror("expected non-negative ambient dim but got %d", ambientDim); |
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| 151 | return TRUE; |
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| 152 | } |
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| 153 | res->rtyp = fanID; |
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| 154 | res->data = (void*)(new gfan::ZFan(ambientDim)); |
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| 155 | return FALSE; |
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| 156 | } |
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| 157 | |
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| 158 | static BOOLEAN jjFANEMPTY_IM(leftv res, leftv v) |
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| 159 | { |
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| 160 | bigintmat* permutations = (bigintmat*)v->Data(); |
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| 161 | int ambientDim = permutations->cols(); |
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| 162 | gfan::IntMatrix im = permutationIntMatrix(permutations); |
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| 163 | if (!gfan::Permutation::arePermutations(im)) |
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| 164 | { |
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| 165 | Werror("provided bigintmat contains invalid permutations of {1, ..., %d}", ambientDim); |
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| 166 | return TRUE; |
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| 167 | } |
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| 168 | gfan::SymmetryGroup sg = gfan::SymmetryGroup(ambientDim); |
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| 169 | sg.computeClosure(im); |
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| 170 | res->rtyp = fanID; |
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| 171 | res->data = (void*)(new gfan::ZFan(sg)); |
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| 172 | return FALSE; |
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| 173 | } |
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| 174 | |
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| 175 | BOOLEAN emptyFan(leftv res, leftv args) |
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| 176 | { |
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[5cea7a] | 177 | gfan::initializeCddlibIfRequired(); |
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[81384b] | 178 | leftv u = args; |
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| 179 | if (u == NULL) |
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| 180 | { |
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| 181 | res->rtyp = fanID; |
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| 182 | res->data = (void*) new gfan::ZFan(0); |
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| 183 | return FALSE; |
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| 184 | } |
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| 185 | if ((u != NULL) && (u->Typ() == INT_CMD)) |
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| 186 | { |
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| 187 | if (u->next == NULL) return jjFANEMPTY_I(res, u); |
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| 188 | } |
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| 189 | if ((u != NULL) && (u->Typ() == BIGINTMAT_CMD)) |
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| 190 | { |
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| 191 | if (u->next == NULL) return jjFANEMPTY_IM(res, u); |
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| 192 | } |
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| 193 | WerrorS("emptyFan: unexpected parameters"); |
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| 194 | return TRUE; |
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| 195 | } |
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| 196 | |
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| 197 | static BOOLEAN jjFANFULL_I(leftv res, leftv v) |
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| 198 | { |
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| 199 | int ambientDim = (int)(long)v->Data(); |
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| 200 | if (ambientDim < 0) |
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| 201 | { |
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| 202 | Werror("expected non-negative ambient dim but got %d", ambientDim); |
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| 203 | return TRUE; |
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| 204 | } |
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| 205 | gfan::ZFan* zf = new gfan::ZFan(gfan::ZFan::fullFan(ambientDim)); |
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| 206 | res->rtyp = fanID; |
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| 207 | res->data = (void*) zf; |
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| 208 | return FALSE; |
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| 209 | } |
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| 210 | static BOOLEAN jjFANFULL_IM(leftv res, leftv v) |
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| 211 | { |
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| 212 | bigintmat* permutations = (bigintmat*)v->Data(); |
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| 213 | int ambientDim = permutations->cols(); |
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| 214 | gfan::IntMatrix im = permutationIntMatrix(permutations); |
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| 215 | if (!gfan::Permutation::arePermutations(im)) |
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| 216 | { |
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| 217 | Werror("provided bigintmat contains invalid permutations of {1, ..., %d}", ambientDim); |
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| 218 | return TRUE; |
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| 219 | } |
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| 220 | gfan::SymmetryGroup sg = gfan::SymmetryGroup(ambientDim); |
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| 221 | sg.computeClosure(im); |
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| 222 | gfan::ZFan* zf = new gfan::ZFan(gfan::ZFan::fullFan(sg)); |
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| 223 | res->rtyp = fanID; |
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| 224 | res->data = (void*) zf; |
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| 225 | return FALSE; |
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| 226 | } |
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| 227 | |
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| 228 | BOOLEAN fullFan(leftv res, leftv args) |
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| 229 | { |
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[5cea7a] | 230 | gfan::initializeCddlibIfRequired(); |
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[81384b] | 231 | leftv u = args; |
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| 232 | if (u == NULL) |
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| 233 | { |
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| 234 | res->rtyp = fanID; |
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| 235 | res->data = (void*) new gfan::ZFan(0); |
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| 236 | return FALSE; |
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| 237 | } |
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| 238 | if ((u != NULL) && (u->Typ() == INT_CMD)) |
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| 239 | if (u->next == NULL) return jjFANFULL_I(res, u); |
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| 240 | if ((u != NULL) && (u->Typ() == BIGINTMAT_CMD)) |
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| 241 | if (u->next == NULL) return jjFANFULL_IM(res, u); |
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| 242 | WerrorS("fullFan: unexpected parameters"); |
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| 243 | return TRUE; |
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| 244 | } |
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| 245 | |
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| 246 | int getAmbientDimension(gfan::ZFan* zf) |
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| 247 | { |
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| 248 | return zf->getAmbientDimension(); |
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| 249 | } |
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| 250 | |
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| 251 | int getCodimension(gfan::ZFan* zf) |
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| 252 | { |
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| 253 | return zf->getCodimension(); |
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| 254 | } |
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| 255 | |
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| 256 | int getDimension(gfan::ZFan* zf) |
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| 257 | { |
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| 258 | return zf->getDimension(); |
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| 259 | } |
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| 260 | |
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| 261 | int getLinealityDimension(gfan::ZFan* zf) |
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| 262 | { |
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| 263 | return zf->getLinealityDimension(); |
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| 264 | } |
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| 265 | |
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| 266 | BOOLEAN numberOfConesOfDimension(leftv res, leftv args) |
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| 267 | { |
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[5cea7a] | 268 | gfan::initializeCddlibIfRequired(); |
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[81384b] | 269 | leftv u=args; |
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| 270 | if ((u != NULL) && (u->Typ() == fanID)) |
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| 271 | { |
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| 272 | leftv v=u->next; |
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| 273 | if ((v != NULL) && (v->Typ() == INT_CMD)) |
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| 274 | { |
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| 275 | leftv w=v->next; |
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| 276 | if ((w != NULL) && (w->Typ() == INT_CMD)) |
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| 277 | { |
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| 278 | leftv x=w->next; |
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| 279 | if ((x != NULL) && (x->Typ() == INT_CMD)) |
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| 280 | { |
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| 281 | gfan::ZFan* zf = (gfan::ZFan*) u->Data(); |
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| 282 | int d = (int)(long)v->Data(); |
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| 283 | int o = (int)(long)w->Data(); |
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| 284 | int m = (int)(long)x->Data(); |
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| 285 | if ( (0<=d) && (d <= zf->getAmbientDimension()) |
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| 286 | && ((o == 0) || (o == 1)) |
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| 287 | && ((m == 0) || (m == 1))) |
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| 288 | { |
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| 289 | bool oo = (bool) o; |
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| 290 | bool mm = (bool) m; |
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| 291 | int ld = zf->getLinealityDimension(); |
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| 292 | if (d-ld>=0) |
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| 293 | { |
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[e44b149] | 294 | int n = zf->numberOfConesOfDimension(d-ld,oo,mm); |
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[81384b] | 295 | res->rtyp = INT_CMD; |
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| 296 | res->data = (void*) (long) n; |
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| 297 | return FALSE; |
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| 298 | } |
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[e44b149] | 299 | res->rtyp = INT_CMD; |
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| 300 | res->data = (void*) (long) 0; |
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| 301 | return FALSE; |
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[81384b] | 302 | } |
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| 303 | } |
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| 304 | } |
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| 305 | } |
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| 306 | } |
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| 307 | WerrorS("numberOfConesOfDimension: unexpected parameters"); |
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| 308 | return TRUE; |
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| 309 | } |
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| 310 | |
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| 311 | BOOLEAN ncones(leftv res, leftv args) |
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| 312 | { |
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[5cea7a] | 313 | gfan::initializeCddlibIfRequired(); |
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[81384b] | 314 | leftv u=args; |
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| 315 | if ((u != NULL) && (u->Typ() == fanID)) |
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[c96414] | 316 | { |
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| 317 | gfan::ZFan* zf = (gfan::ZFan*)u->Data(); |
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| 318 | int d = zf->getAmbientDimension(); |
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| 319 | int n = 0; |
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[81384b] | 320 | |
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[c96414] | 321 | for (int i=0; i<=d; i++) |
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| 322 | n = n + zf->numberOfConesOfDimension(i,0,0); |
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[81384b] | 323 | |
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[c96414] | 324 | res->rtyp = INT_CMD; |
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| 325 | res->data = (void*) (long) n; |
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| 326 | return FALSE; |
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| 327 | } |
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| 328 | WerrorS("ncones: unexpected parameters"); |
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| 329 | return TRUE; |
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[81384b] | 330 | } |
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| 331 | |
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| 332 | BOOLEAN nmaxcones(leftv res, leftv args) |
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| 333 | { |
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[5cea7a] | 334 | gfan::initializeCddlibIfRequired(); |
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[81384b] | 335 | leftv u=args; |
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| 336 | if ((u != NULL) && (u->Typ() == fanID)) |
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[c96414] | 337 | { |
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| 338 | gfan::ZFan* zf = (gfan::ZFan*)u->Data(); |
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[81384b] | 339 | |
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[c96414] | 340 | int n = 0; |
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| 341 | for (int d=0; d<=zf->getAmbientDimension(); d++) |
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| 342 | n = n + zf->numberOfConesOfDimension(d,0,1); |
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[81384b] | 343 | |
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[c96414] | 344 | res->rtyp = INT_CMD; |
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| 345 | res->data = (void*) (long) n; |
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| 346 | return FALSE; |
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| 347 | } |
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| 348 | WerrorS("nmaxcones: unexpected parameters"); |
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| 349 | return TRUE; |
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[81384b] | 350 | } |
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| 351 | |
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[c96414] | 352 | bool isCompatible(const gfan::ZFan* zf, const gfan::ZCone* zc) |
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[81384b] | 353 | { |
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| 354 | bool b = (zf->getAmbientDimension() == zc->ambientDimension()); |
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| 355 | if(b) |
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| 356 | { |
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| 357 | for (int d=0; d<=zf->getAmbientDimension(); d++) |
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| 358 | { |
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| 359 | for (int i=0; i<zf->numberOfConesOfDimension(d,0,1); i++) |
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| 360 | { |
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| 361 | gfan::ZCone zd = zf->getCone(d,i,0,1); |
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| 362 | gfan::ZCone zt = gfan::intersection(*zc,zd); |
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| 363 | zt.canonicalize(); |
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| 364 | b = b && zd.hasFace(zt); |
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| 365 | } |
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| 366 | } |
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| 367 | } |
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| 368 | return b; |
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| 369 | } |
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| 370 | |
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| 371 | BOOLEAN isCompatible(leftv res, leftv args) |
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| 372 | { |
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[5cea7a] | 373 | gfan::initializeCddlibIfRequired(); |
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[81384b] | 374 | leftv u=args; |
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| 375 | if ((u != NULL) && (u->Typ() == fanID)) |
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| 376 | { |
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| 377 | leftv v=u->next; |
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| 378 | if ((v != NULL) && (v->Typ() == coneID)) |
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| 379 | { |
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| 380 | gfan::ZFan* zf = (gfan::ZFan*)u->Data(); |
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| 381 | gfan::ZCone* zc = (gfan::ZCone*)v->Data(); |
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| 382 | int b = isCompatible(zf,zc); |
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| 383 | res->rtyp = INT_CMD; |
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| 384 | res->data = (void*) (long) b; |
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| 385 | return FALSE; |
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| 386 | } |
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| 387 | } |
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| 388 | WerrorS("isCompatible: unexpected parameters"); |
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| 389 | return TRUE; |
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| 390 | } |
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| 391 | |
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| 392 | BOOLEAN insertCone(leftv res, leftv args) |
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| 393 | { |
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[5cea7a] | 394 | gfan::initializeCddlibIfRequired(); |
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[81384b] | 395 | leftv u=args; |
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| 396 | if ((u != NULL) && (u->rtyp==IDHDL) && (u->e==NULL) && (u->Typ() == fanID)) |
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| 397 | { |
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| 398 | leftv v=u->next; |
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| 399 | if ((v != NULL) && (v->Typ() == coneID)) |
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| 400 | { |
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| 401 | gfan::ZFan* zf = (gfan::ZFan*)u->Data(); |
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| 402 | gfan::ZCone* zc = (gfan::ZCone*)v->Data(); |
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| 403 | zc->canonicalize(); |
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| 404 | |
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| 405 | leftv w=v->next; |
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[e44b149] | 406 | int n; |
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[81384b] | 407 | if ((w != NULL) && (w->Typ() == INT_CMD)) |
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[e44b149] | 408 | n = (int)(long) w; |
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[81384b] | 409 | |
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| 410 | if (n != 0) |
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| 411 | { |
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| 412 | if (!isCompatible(zf,zc)) |
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| 413 | { |
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| 414 | WerrorS("insertCone: cone and fan not compatible"); |
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| 415 | return TRUE; |
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| 416 | } |
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| 417 | } |
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| 418 | |
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| 419 | zf->insert(*zc); |
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| 420 | res->rtyp = NONE; |
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| 421 | res->data = NULL; |
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| 422 | IDDATA((idhdl)u->data) = (char*) zf; |
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| 423 | return FALSE; |
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| 424 | } |
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| 425 | } |
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[e44b149] | 426 | WerrorS("insertCone: unexpected parameters"); |
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| 427 | return TRUE; |
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[81384b] | 428 | } |
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| 429 | |
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| 430 | bool containsInCollection(gfan::ZFan* zf, gfan::ZCone* zc) |
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| 431 | { |
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| 432 | gfan::ZVector zv=zc->getRelativeInteriorPoint(); |
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| 433 | for (int d=0; d<=zf->getAmbientDimension(); d++) |
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| 434 | { |
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| 435 | for (int i=0; i<zf->numberOfConesOfDimension(d,0,1); i++) |
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| 436 | { |
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| 437 | gfan::ZCone zd = zf->getCone(d,i,0,1); |
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| 438 | zd.canonicalize(); |
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| 439 | if (zd.containsRelatively(zv)) |
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| 440 | { |
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| 441 | gfan::ZCone temp = *zc; |
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| 442 | temp.canonicalize(); |
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| 443 | return (!(zd != temp)); |
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| 444 | } |
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| 445 | } |
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| 446 | } |
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| 447 | return 0; |
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| 448 | } |
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| 449 | |
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| 450 | BOOLEAN containsInCollection(leftv res, leftv args) |
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| 451 | { |
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[5cea7a] | 452 | gfan::initializeCddlibIfRequired(); |
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[81384b] | 453 | leftv u=args; |
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| 454 | if ((u != NULL) && (u->Typ() == fanID)) |
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| 455 | { |
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| 456 | leftv v=u->next; |
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| 457 | if ((v != NULL) && (v->Typ() == coneID)) |
---|
| 458 | { |
---|
| 459 | gfan::ZFan* zf = (gfan::ZFan*)u->Data(); |
---|
| 460 | gfan::ZCone* zc = (gfan::ZCone*)v->Data(); |
---|
| 461 | if((zf->getAmbientDimension() == zc->ambientDimension())) |
---|
| 462 | { |
---|
| 463 | res->rtyp = INT_CMD; |
---|
| 464 | res->data = (void*) (long) (int) containsInCollection(zf,zc); |
---|
| 465 | return FALSE; |
---|
| 466 | } |
---|
| 467 | WerrorS("containsInCollection: mismatching ambient dimensions"); |
---|
| 468 | return TRUE; |
---|
| 469 | } |
---|
| 470 | } |
---|
| 471 | WerrorS("containsInCollection: unexpected parameters"); |
---|
| 472 | return TRUE; |
---|
| 473 | } |
---|
| 474 | |
---|
[e5fd095] | 475 | // BOOLEAN coneContaining(leftv res, leftv args) |
---|
| 476 | // { |
---|
| 477 | // leftv u=args; |
---|
| 478 | // if ((u != NULL) && (u->Typ() == fanID)) |
---|
| 479 | // { |
---|
| 480 | // leftv v=u->next; |
---|
| 481 | // if ((v != NULL) && ((v->Typ() == BIGINTMAT_CMD) || (v->Typ() == INTVEC_CMD))) |
---|
| 482 | // { |
---|
| 483 | // gfan::ZFan* zf = (gfan::ZFan*)u->Data(); |
---|
| 484 | // gfan::ZVector* point; |
---|
| 485 | // if (v->Typ() == INTVEC_CMD) |
---|
| 486 | // { |
---|
| 487 | // intvec* w0 = (intvec*) v->Data(); |
---|
| 488 | // bigintmat* w1 = iv2bim(w0,coeffs_BIGINT); |
---|
| 489 | // w1->inpTranspose(); |
---|
| 490 | // point = bigintmatToZVector(*w1); |
---|
| 491 | // delete w1; |
---|
| 492 | // } |
---|
| 493 | // else |
---|
| 494 | // { |
---|
| 495 | // bigintmat* w1 = (bigintmat*) v->Data(); |
---|
| 496 | // point = bigintmatToZVector(*w1); |
---|
| 497 | // } |
---|
| 498 | // lists L = (lists)omAllocBin(slists_bin); |
---|
| 499 | // res->rtyp = LIST_CMD; |
---|
| 500 | // res->data = (void*) L; |
---|
| 501 | // delete point; |
---|
| 502 | // return FALSE; |
---|
| 503 | // } |
---|
| 504 | // } |
---|
| 505 | // WerrorS("coneContaining: unexpected parameters"); |
---|
| 506 | // return TRUE; |
---|
| 507 | // } |
---|
[81384b] | 508 | |
---|
| 509 | BOOLEAN removeCone(leftv res, leftv args) |
---|
| 510 | { |
---|
[5cea7a] | 511 | gfan::initializeCddlibIfRequired(); |
---|
[81384b] | 512 | leftv u=args; |
---|
| 513 | if ((u != NULL) && (u->Typ() == fanID)) |
---|
| 514 | { |
---|
| 515 | leftv v=u->next; |
---|
| 516 | if ((v != NULL) && (v->Typ() == coneID)) |
---|
| 517 | { |
---|
| 518 | gfan::ZFan* zf = (gfan::ZFan*)u->Data(); |
---|
| 519 | gfan::ZCone* zc = (gfan::ZCone*)v->Data(); |
---|
| 520 | zc->canonicalize(); |
---|
| 521 | |
---|
| 522 | leftv w=v->next; int n = 1; |
---|
| 523 | if ((w != NULL) && (w->Typ() == INT_CMD)) |
---|
[69b2c1] | 524 | n = (int)(long) w; |
---|
[81384b] | 525 | |
---|
| 526 | if (n != 0) |
---|
| 527 | { |
---|
| 528 | if (!containsInCollection(zf,zc)) |
---|
| 529 | { |
---|
| 530 | WerrorS("removeCone: cone not contained in fan"); |
---|
| 531 | return TRUE; |
---|
| 532 | } |
---|
| 533 | } |
---|
| 534 | |
---|
| 535 | zf->remove(*zc); |
---|
| 536 | res->rtyp = NONE; |
---|
| 537 | res->data = NULL; |
---|
| 538 | IDDATA((idhdl)u->data) = (char*) zf; |
---|
| 539 | return FALSE; |
---|
| 540 | } |
---|
| 541 | } |
---|
| 542 | WerrorS("removeCone: unexpected parameters"); |
---|
| 543 | return TRUE; |
---|
| 544 | } |
---|
| 545 | |
---|
| 546 | BOOLEAN getCone(leftv res, leftv args) |
---|
| 547 | { |
---|
[5cea7a] | 548 | gfan::initializeCddlibIfRequired(); |
---|
[81384b] | 549 | leftv u=args; |
---|
| 550 | if ((u != NULL) && (u->Typ() == fanID)) |
---|
| 551 | { |
---|
| 552 | leftv v=u->next; |
---|
[ff48aa] | 553 | if ((v != NULL) && (v->Typ() == INT_CMD)) |
---|
[81384b] | 554 | { |
---|
| 555 | leftv w=v->next; |
---|
[ff48aa] | 556 | if ((w != NULL) && (w->Typ() == INT_CMD)) |
---|
[81384b] | 557 | { |
---|
| 558 | gfan::ZFan* zf = (gfan::ZFan*) u->Data(); |
---|
| 559 | int d = (int)(long)v->Data(); |
---|
| 560 | int i = (int)(long)w->Data(); |
---|
| 561 | int o = -1; |
---|
| 562 | int m = -1; |
---|
| 563 | leftv x=w->next; |
---|
| 564 | if ((x != NULL) && (x->Typ() == INT_CMD)) |
---|
| 565 | { |
---|
| 566 | o = (int)(long)x->Data(); |
---|
| 567 | leftv y=x->next; |
---|
| 568 | if ((y != NULL) && (y->Typ() == INT_CMD)) |
---|
| 569 | { |
---|
| 570 | m = (int)(long)y->Data(); |
---|
| 571 | } |
---|
| 572 | } |
---|
| 573 | if (o == -1) o = 0; |
---|
| 574 | if (m == -1) m = 0; |
---|
| 575 | if (((o == 0) || (o == 1)) && ((m == 0) || (m == 1))) |
---|
| 576 | { |
---|
| 577 | bool oo = (bool) o; |
---|
| 578 | bool mm = (bool) m; |
---|
| 579 | if (0<=d && d<=zf->getAmbientDimension()) |
---|
| 580 | { |
---|
[ebb19d] | 581 | int ld = zf->getLinealityDimension(); |
---|
| 582 | if (0<i && i<=zf->numberOfConesOfDimension(d-ld,oo,mm)) |
---|
[81384b] | 583 | { |
---|
| 584 | i=i-1; |
---|
| 585 | if (d-ld>=0) |
---|
| 586 | { |
---|
| 587 | gfan::ZCone zc = zf->getCone(d-ld,i,oo,mm); |
---|
| 588 | res->rtyp = coneID; |
---|
| 589 | res->data = (void*)new gfan::ZCone(zc); |
---|
| 590 | return FALSE; |
---|
| 591 | } |
---|
| 592 | else |
---|
| 593 | { |
---|
| 594 | WerrorS("getCone: invalid dimension; no cones in this dimension"); |
---|
| 595 | return TRUE; |
---|
| 596 | } |
---|
| 597 | } |
---|
| 598 | else |
---|
| 599 | { |
---|
| 600 | WerrorS("getCone: invalid index"); |
---|
| 601 | return TRUE; |
---|
| 602 | } |
---|
| 603 | } |
---|
| 604 | else |
---|
| 605 | { |
---|
| 606 | WerrorS("getCone: invalid dimension"); |
---|
| 607 | return TRUE; |
---|
| 608 | } |
---|
| 609 | } |
---|
| 610 | else |
---|
| 611 | { |
---|
| 612 | WerrorS("getCone: invalid specifier for orbit or maximal"); |
---|
| 613 | return TRUE; |
---|
| 614 | } |
---|
| 615 | } |
---|
| 616 | } |
---|
| 617 | } |
---|
[e44b149] | 618 | WerrorS("getCone: unexpected parameters"); |
---|
| 619 | return TRUE; |
---|
[81384b] | 620 | } |
---|
| 621 | |
---|
| 622 | BOOLEAN getCones(leftv res, leftv args) |
---|
| 623 | { |
---|
[5cea7a] | 624 | gfan::initializeCddlibIfRequired(); |
---|
[81384b] | 625 | leftv u=args; |
---|
| 626 | if ((u != NULL) && (u->Typ() == fanID)) |
---|
| 627 | { |
---|
| 628 | leftv v=u->next; |
---|
| 629 | if ((v != NULL) && (v->Typ() == INT_CMD)) |
---|
| 630 | { |
---|
| 631 | gfan::ZFan* zf = (gfan::ZFan*) u->Data(); |
---|
| 632 | int d = (int)(long)v->Data(); |
---|
| 633 | int o = -1; |
---|
| 634 | int m = -1; |
---|
| 635 | leftv w=v->next; |
---|
| 636 | if ((w != NULL) && (w->Typ() == INT_CMD)) |
---|
| 637 | { |
---|
| 638 | o = (int)(long)w->Data(); |
---|
| 639 | leftv x=w->next; |
---|
| 640 | if ((x != NULL) && (x->Typ() == INT_CMD)) |
---|
| 641 | { |
---|
| 642 | m = (int)(long)x->Data(); |
---|
| 643 | } |
---|
| 644 | } |
---|
| 645 | if (o == -1) o = 0; |
---|
| 646 | if (m == -1) m = 0; |
---|
| 647 | if (((o == 0) || (o == 1)) && ((m == 0) || (m == 1))) |
---|
| 648 | { |
---|
| 649 | bool oo = (bool) o; |
---|
| 650 | bool mm = (bool) m; |
---|
| 651 | if (0<=d && d<=zf->getAmbientDimension()) |
---|
| 652 | { |
---|
| 653 | int ld = zf->getLinealityDimension(); |
---|
| 654 | if (d-ld>=0) |
---|
| 655 | { |
---|
| 656 | lists L = (lists)omAllocBin(slists_bin); |
---|
[e44b149] | 657 | int n = zf->numberOfConesOfDimension(d-ld,oo,mm); |
---|
[81384b] | 658 | L->Init(n); |
---|
| 659 | for (int i=0; i<n; i++) |
---|
| 660 | { |
---|
| 661 | gfan::ZCone zc = zf->getCone(d-ld,i,oo,mm); |
---|
| 662 | L->m[i].rtyp = coneID; L->m[i].data=(void*) new gfan::ZCone(zc); |
---|
| 663 | } |
---|
| 664 | res->rtyp = LIST_CMD; |
---|
| 665 | res->data = (void*) L; |
---|
| 666 | return FALSE; |
---|
| 667 | } |
---|
| 668 | else |
---|
| 669 | { |
---|
| 670 | WerrorS("getCones: invalid dimension; no cones in this dimension"); |
---|
| 671 | return TRUE; |
---|
| 672 | } |
---|
| 673 | } |
---|
| 674 | else |
---|
| 675 | { |
---|
| 676 | WerrorS("getCones: invalid dimension"); |
---|
| 677 | return TRUE; |
---|
| 678 | } |
---|
| 679 | } |
---|
| 680 | else |
---|
| 681 | { |
---|
| 682 | WerrorS("getCones: invalid specifier for orbit or maximal"); |
---|
| 683 | return TRUE; |
---|
| 684 | } |
---|
| 685 | } |
---|
| 686 | } |
---|
[e44b149] | 687 | WerrorS("getCones: unexpected parameters"); |
---|
| 688 | return TRUE; |
---|
[81384b] | 689 | } |
---|
| 690 | |
---|
| 691 | int isSimplicial(gfan::ZFan* zf) |
---|
| 692 | { |
---|
| 693 | int i = zf->isSimplicial() ? 1 : 0; |
---|
| 694 | return i; |
---|
| 695 | } |
---|
| 696 | |
---|
| 697 | BOOLEAN isPure(leftv res, leftv args) |
---|
| 698 | { |
---|
[5cea7a] | 699 | gfan::initializeCddlibIfRequired(); |
---|
[81384b] | 700 | leftv u=args; |
---|
| 701 | if ((u != NULL) && (u->Typ() == fanID)) |
---|
| 702 | { |
---|
| 703 | gfan::ZFan* zf = (gfan::ZFan*) u->Data(); |
---|
| 704 | int b = zf->isPure(); |
---|
| 705 | res->rtyp = INT_CMD; |
---|
| 706 | res->data = (void*) (long) b; |
---|
| 707 | return FALSE; |
---|
| 708 | } |
---|
| 709 | WerrorS("isPure: unexpected parameters"); |
---|
| 710 | return TRUE; |
---|
| 711 | } |
---|
| 712 | |
---|
[5ff68b] | 713 | // BOOLEAN isComplete(leftv res, leftv args) |
---|
| 714 | // { |
---|
| 715 | // leftv u=args; |
---|
| 716 | // if ((u != NULL) && (u->Typ() == fanID)) |
---|
| 717 | // { |
---|
| 718 | // gfan::ZFan* zf = (gfan::ZFan*) u->Data(); |
---|
| 719 | // int b = zf->isComplete(); |
---|
| 720 | // res->rtyp = INT_CMD; |
---|
| 721 | // res->data = (void*) (long) b; |
---|
| 722 | // return FALSE; |
---|
| 723 | // } |
---|
| 724 | // WerrorS("isComplete: unexpected parameters"); |
---|
| 725 | // return TRUE; |
---|
| 726 | // } |
---|
[81384b] | 727 | |
---|
| 728 | BOOLEAN fVector(leftv res, leftv args) |
---|
| 729 | { |
---|
[5cea7a] | 730 | gfan::initializeCddlibIfRequired(); |
---|
[81384b] | 731 | leftv u=args; |
---|
| 732 | if ((u != NULL) && (u->Typ() == fanID)) |
---|
| 733 | { |
---|
| 734 | gfan::ZFan* zf = (gfan::ZFan*) u->Data(); |
---|
| 735 | gfan::ZVector zv=zf->getFVector(); |
---|
| 736 | res->rtyp = BIGINTMAT_CMD; |
---|
| 737 | res->data = (void*) zVectorToBigintmat(zv); |
---|
| 738 | return FALSE; |
---|
| 739 | } |
---|
| 740 | WerrorS("fVector: unexpected parameters"); |
---|
| 741 | return TRUE; |
---|
| 742 | } |
---|
| 743 | |
---|
[f80a530] | 744 | gfan::ZMatrix rays(const gfan::ZFan* const zf) |
---|
[81384b] | 745 | { |
---|
[5cea7a] | 746 | gfan::initializeCddlibIfRequired(); |
---|
[81384b] | 747 | gfan::ZMatrix rays(0,zf->getAmbientDimension()); |
---|
[e44b149] | 748 | for (int i=0; i<zf->numberOfConesOfDimension(1,0,0); i++) |
---|
[81384b] | 749 | { |
---|
[e44b149] | 750 | gfan::ZCone zc = zf->getCone(1, i, 0, 0); |
---|
[81384b] | 751 | rays.append(zc.extremeRays()); |
---|
| 752 | } |
---|
| 753 | return rays; |
---|
| 754 | } |
---|
| 755 | |
---|
| 756 | int numberOfConesWithVector(gfan::ZFan* zf, gfan::ZVector* v) |
---|
| 757 | { |
---|
[5cea7a] | 758 | gfan::initializeCddlibIfRequired(); |
---|
[81384b] | 759 | int count = 0; |
---|
| 760 | int ambientDim = zf->getAmbientDimension(); |
---|
| 761 | for (int i=0; i<zf->numberOfConesOfDimension(ambientDim, 0, 0); i++) |
---|
| 762 | { |
---|
| 763 | gfan::ZCone zc = zf->getCone(ambientDim, i, 0, 0); |
---|
| 764 | if (zc.contains(*v)) |
---|
| 765 | { |
---|
| 766 | count = count +1; |
---|
| 767 | if (count > 1) |
---|
| 768 | return count; |
---|
| 769 | } |
---|
| 770 | } |
---|
| 771 | return count; |
---|
| 772 | } |
---|
| 773 | |
---|
| 774 | BOOLEAN numberOfConesWithVector(leftv res, leftv args) |
---|
| 775 | { |
---|
[5cea7a] | 776 | gfan::initializeCddlibIfRequired(); |
---|
[81384b] | 777 | leftv u=args; |
---|
| 778 | if ((u != NULL) && (u->Typ() == fanID)) |
---|
| 779 | { |
---|
| 780 | leftv v=u->next; |
---|
| 781 | if ((v != NULL) && (v->Typ() == BIGINTMAT_CMD)) |
---|
| 782 | { |
---|
| 783 | gfan::ZFan* zf = (gfan::ZFan*) u->Data(); |
---|
| 784 | bigintmat* v0 = (bigintmat*) v->Data(); |
---|
| 785 | int ambientDim = zf->getAmbientDimension(); |
---|
| 786 | if (ambientDim != v0->cols()) |
---|
| 787 | { |
---|
| 788 | WerrorS("numberOfConesWithVector: mismatching dimensions"); |
---|
| 789 | return TRUE; |
---|
| 790 | } |
---|
| 791 | gfan::ZVector* v1 = bigintmatToZVector(*v0); |
---|
| 792 | int count = numberOfConesWithVector(zf, v1); |
---|
| 793 | delete v1; |
---|
| 794 | res->rtyp = INT_CMD; |
---|
| 795 | res->data = (void*) (long) count; |
---|
| 796 | return FALSE; |
---|
| 797 | } |
---|
| 798 | } |
---|
| 799 | WerrorS("numberOfConesWithVector: unexpected parameters"); |
---|
| 800 | return TRUE; |
---|
| 801 | } |
---|
| 802 | |
---|
| 803 | BOOLEAN fanFromString(leftv res, leftv args) |
---|
| 804 | { |
---|
[5cea7a] | 805 | gfan::initializeCddlibIfRequired(); |
---|
[81384b] | 806 | leftv u=args; |
---|
| 807 | if ((u != NULL) && (u->Typ() == STRING_CMD)) |
---|
| 808 | { |
---|
| 809 | std::string fanInString = (char*) u->Data(); |
---|
| 810 | std::istringstream s(fanInString); |
---|
| 811 | gfan::ZFan* zf = new gfan::ZFan(s); |
---|
| 812 | res->rtyp = fanID; |
---|
| 813 | res->data = (void*) zf; |
---|
| 814 | return FALSE; |
---|
| 815 | } |
---|
| 816 | WerrorS("fanFromString: unexpected parameters"); |
---|
| 817 | return TRUE; |
---|
| 818 | } |
---|
| 819 | |
---|
| 820 | BOOLEAN fanViaCones(leftv res, leftv args) |
---|
| 821 | { |
---|
[5cea7a] | 822 | gfan::initializeCddlibIfRequired(); |
---|
[81384b] | 823 | leftv u=args; |
---|
| 824 | if ((u != NULL) && (u->Typ() == LIST_CMD)) |
---|
| 825 | { |
---|
| 826 | lists L = (lists) u->Data(); |
---|
| 827 | if (lSize(L)>-1) |
---|
| 828 | { |
---|
| 829 | if (L->m[0].Typ() != coneID) |
---|
| 830 | { |
---|
| 831 | WerrorS("fanViaCones: list contains entries of wrong type"); |
---|
| 832 | return TRUE; |
---|
| 833 | } |
---|
| 834 | gfan::ZCone* zc = (gfan::ZCone*) L->m[0].Data(); |
---|
| 835 | gfan::ZFan* zf = new gfan::ZFan(zc->ambientDimension()); |
---|
| 836 | zf->insert(*zc); |
---|
| 837 | for (int i=1; i<=lSize(L); i++) |
---|
| 838 | { |
---|
| 839 | if (L->m[i].Typ() != coneID) |
---|
| 840 | { |
---|
| 841 | WerrorS("fanViaCones: entries of wrong type in list"); |
---|
| 842 | return TRUE; |
---|
| 843 | } |
---|
| 844 | gfan::ZCone* zc = (gfan::ZCone*) L->m[i].Data(); |
---|
| 845 | if (zc->ambientDimension() != zf->getAmbientDimension()) |
---|
| 846 | { |
---|
| 847 | WerrorS("fanViaCones: inconsistent ambient dimensions amongst cones in list"); |
---|
| 848 | return TRUE; |
---|
| 849 | } |
---|
| 850 | zf->insert(*zc); |
---|
| 851 | } |
---|
| 852 | res->rtyp = fanID; |
---|
| 853 | res->data = (void*) zf; |
---|
| 854 | return FALSE; |
---|
| 855 | } |
---|
| 856 | res->rtyp = fanID; |
---|
| 857 | res->data = (void*) new gfan::ZFan(0); |
---|
| 858 | return FALSE; |
---|
| 859 | } |
---|
| 860 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
| 861 | { |
---|
| 862 | gfan::ZCone* zc = (gfan::ZCone*) u->Data(); |
---|
| 863 | gfan::ZFan* zf = new gfan::ZFan(zc->ambientDimension()); |
---|
| 864 | zf->insert(*zc); |
---|
| 865 | while (u->next != NULL) |
---|
| 866 | { |
---|
| 867 | u = u->next; |
---|
| 868 | if (u->Typ() != coneID) |
---|
| 869 | { |
---|
| 870 | WerrorS("fanViaCones: arguments of wrong type"); |
---|
| 871 | return TRUE; |
---|
| 872 | } |
---|
| 873 | gfan::ZCone* zc = (gfan::ZCone*) u->Data(); |
---|
| 874 | if (zc->ambientDimension() != zf->getAmbientDimension()) |
---|
| 875 | { |
---|
| 876 | WerrorS("fanViaCones: inconsistent ambient dimensions amongst input cones"); |
---|
| 877 | return TRUE; |
---|
| 878 | } |
---|
| 879 | zf->insert(*zc); |
---|
| 880 | } |
---|
| 881 | res->rtyp = fanID; |
---|
| 882 | res->data = (void*) zf; |
---|
| 883 | return FALSE; |
---|
| 884 | } |
---|
| 885 | if (u == NULL) |
---|
| 886 | { |
---|
| 887 | res->rtyp = fanID; |
---|
| 888 | res->data = (void*) new gfan::ZFan(0); |
---|
| 889 | return FALSE; |
---|
| 890 | } |
---|
| 891 | WerrorS("fanViaCones: unexpected parameters"); |
---|
| 892 | return TRUE; |
---|
| 893 | } |
---|
| 894 | |
---|
| 895 | |
---|
[9abcc6] | 896 | // BOOLEAN tropicalVariety(leftv res, leftv args) |
---|
| 897 | // { |
---|
| 898 | // leftv u=args; |
---|
| 899 | // if ((u != NULL) && (u->Typ() == POLY_CMD)) |
---|
| 900 | // { |
---|
| 901 | // int n = rVar(currRing); |
---|
| 902 | // gfan::ZFan* zf = new gfan::ZFan(n); |
---|
| 903 | // int* expv1 = (int*)omAlloc((n+1)*sizeof(int)); |
---|
| 904 | // int* expv2 = (int*)omAlloc((n+1)*sizeof(int)); |
---|
| 905 | // int* expvr = (int*)omAlloc((n+1)*sizeof(int)); |
---|
| 906 | // gfan::ZVector expw1 = gfan::ZVector(n); |
---|
| 907 | // gfan::ZVector expw2 = gfan::ZVector(n); |
---|
| 908 | // gfan::ZVector expwr = gfan::ZVector(n); |
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| 909 | // gfan::ZMatrix eq, ineq; |
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| 910 | // for (poly s1=(poly)u->Data(); s1!=NULL; pIter(s1)) |
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| 911 | // { |
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| 912 | // pGetExpV(s1,expv1); |
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| 913 | // expw1 = intStar2ZVector(n,expv1); |
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| 914 | // for (poly s2=pNext(s1); s2!=NULL; pIter(s2)) |
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| 915 | // { |
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| 916 | // pGetExpV(s2,expv2); |
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| 917 | // expw2 = intStar2ZVector(n,expv2); |
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| 918 | // eq = gfan::ZMatrix(0,n); |
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| 919 | // eq.appendRow(expw1-expw2); |
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| 920 | // ineq = gfan::ZMatrix(0,n); |
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| 921 | // for (poly r=(poly)u->Data(); r!=NULL; pIter(r)) |
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| 922 | // { |
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| 923 | // pGetExpV(r,expvr); |
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| 924 | // expwr = intStar2ZVector(n,expvr); |
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| 925 | // if ((r!=s1) && (r!=s2)) |
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| 926 | // { |
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| 927 | // ineq.appendRow(expw1-expwr); |
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| 928 | // } |
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| 929 | // } |
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| 930 | // gfan::ZCone zc = gfan::ZCone(ineq,eq); |
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| 931 | // zf->insert(zc); |
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| 932 | // } |
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| 933 | // } |
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| 934 | // omFreeSize(expv1,(n+1)*sizeof(int)); |
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| 935 | // omFreeSize(expv2,(n+1)*sizeof(int)); |
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| 936 | // omFreeSize(expvr,(n+1)*sizeof(int)); |
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| 937 | // res->rtyp = fanID; |
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| 938 | // res->data = (void*) zf; |
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| 939 | // return FALSE; |
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| 940 | // } |
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| 941 | // WerrorS("tropicalVariety: unexpected parameters"); |
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| 942 | // return TRUE; |
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| 943 | // } |
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[e44b149] | 944 | |
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[ebb19d] | 945 | gfan::ZFan commonRefinement(gfan::ZFan zf, gfan::ZFan zg) |
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[e44b149] | 946 | { |
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[ebb19d] | 947 | assume(zf.getAmbientDimension() == zg.getAmbientDimension()); |
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[e44b149] | 948 | |
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| 949 | // gather all maximal cones of f and g |
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| 950 | std::list<gfan::ZCone> maximalConesOfF; |
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[ebb19d] | 951 | for (int d=0; d<=zf.getAmbientDimension(); d++) |
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| 952 | for (int i=0; i<zf.numberOfConesOfDimension(d,0,1); i++) |
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| 953 | maximalConesOfF.push_back(zf.getCone(d,i,0,1)); |
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[e44b149] | 954 | |
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| 955 | std::list<gfan::ZCone> maximalConesOfG; |
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[ebb19d] | 956 | for (int d=0; d<=zg.getAmbientDimension(); d++) |
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| 957 | for (int i=0; i<zg.numberOfConesOfDimension(d,0,1); i++) |
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| 958 | maximalConesOfG.push_back(zg.getCone(d,i,0,1)); |
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[e44b149] | 959 | |
---|
| 960 | // construct a new fan out of their intersections |
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[ebb19d] | 961 | gfan::ZFan zr = gfan::ZFan(zf.getAmbientDimension()); |
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[e44b149] | 962 | for (std::list<gfan::ZCone>::iterator itf=maximalConesOfF.begin(); |
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| 963 | itf != maximalConesOfF.end(); itf++) |
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| 964 | for (std::list<gfan::ZCone>::iterator itg=maximalConesOfG.begin(); |
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| 965 | itg != maximalConesOfG.end(); itg++) |
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[ebb19d] | 966 | zr.insert(intersection(*itf,*itg)); |
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[e44b149] | 967 | |
---|
| 968 | return zr; |
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| 969 | } |
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| 970 | |
---|
| 971 | BOOLEAN commonRefinement(leftv res, leftv args) |
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| 972 | { |
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[5cea7a] | 973 | gfan::initializeCddlibIfRequired(); |
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[e44b149] | 974 | leftv u=args; |
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| 975 | if ((u != NULL) && (u->Typ() == fanID)) |
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| 976 | { |
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| 977 | leftv v=u->next; |
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| 978 | if ((v != NULL) && (v->Typ() == fanID)) |
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| 979 | { |
---|
| 980 | gfan::ZFan* zf = (gfan::ZFan*) u->Data(); |
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| 981 | gfan::ZFan* zg = (gfan::ZFan*) v->Data(); |
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[ebb19d] | 982 | gfan::ZFan* zr = new gfan::ZFan(commonRefinement(*zf,*zg)); |
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[e44b149] | 983 | res->rtyp = fanID; |
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| 984 | res->data = (void*) zr; |
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| 985 | return FALSE; |
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| 986 | } |
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| 987 | } |
---|
| 988 | WerrorS("commonRefinement: unexpected parameters"); |
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| 989 | return TRUE; |
---|
| 990 | } |
---|
| 991 | |
---|
[81384b] | 992 | // BOOLEAN grFan(leftv res, leftv h) |
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| 993 | // { |
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| 994 | // /*======== GFAN ==============*/ |
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| 995 | // /* |
---|
| 996 | // WILL HAVE TO CHANGE RETURN TYPE TO LIST_CMD |
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| 997 | // */ |
---|
| 998 | // /* |
---|
| 999 | // heuristic: |
---|
| 1000 | // 0 = keep all Groebner bases in memory |
---|
| 1001 | // 1 = write all Groebner bases to disk and read whenever necessary |
---|
| 1002 | // 2 = use a mixed heuristic, based on length of Groebner bases |
---|
| 1003 | // */ |
---|
| 1004 | // if( h!=NULL && h->Typ()==IDEAL_CMD && h->next!=NULL && h->next->Typ()==INT_CMD) |
---|
| 1005 | // { |
---|
| 1006 | // int heuristic; |
---|
| 1007 | // heuristic=(int)(long)h->next->Data(); |
---|
| 1008 | // ideal I=((ideal)h->Data()); |
---|
| 1009 | // #ifndef USE_ZFAN |
---|
| 1010 | // #define USE_ZFAN |
---|
| 1011 | // #endif |
---|
| 1012 | // #ifndef USE_ZFAN |
---|
| 1013 | // res->rtyp=LIST_CMD; //res->rtyp=coneID; res->data(void*)zcone; |
---|
| 1014 | // res->data=(lists) grfan(I,heuristic,FALSE); |
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| 1015 | // #else |
---|
| 1016 | // res->rtyp=fanID; |
---|
| 1017 | // res->data=(void*)(grfan(I,heuristic,FALSE)); |
---|
| 1018 | // #endif |
---|
| 1019 | // return FALSE; |
---|
| 1020 | // } |
---|
| 1021 | // else |
---|
| 1022 | // { |
---|
| 1023 | // WerrorS("Usage: grfan(<ideal>,<int>)"); |
---|
| 1024 | // return TRUE; |
---|
| 1025 | // } |
---|
| 1026 | // } |
---|
| 1027 | //Possibility to have only one Groebner cone computed by specifying a weight vector FROM THE RELATIVE INTERIOR! |
---|
| 1028 | //Needs wp as ordering! |
---|
| 1029 | // if(strcmp(sys_cmd,"grcone")==0) |
---|
| 1030 | // { |
---|
| 1031 | // if(h!=NULL && h->Typ()==IDEAL_CMD && h->next!=NULL && h->next->Typ()==INT_CMD) |
---|
| 1032 | // { |
---|
| 1033 | // ideal I=((ideal)h->Data()); |
---|
| 1034 | // res->rtyp=LIST_CMD; |
---|
| 1035 | // res->data=(lists)grcone_by_intvec(I); |
---|
| 1036 | // } |
---|
| 1037 | // } |
---|
| 1038 | |
---|
| 1039 | |
---|
[b37e6a] | 1040 | BOOLEAN bbfan_serialize(blackbox *b, void *d, si_link f) |
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| 1041 | { |
---|
| 1042 | ssiInfo *dd = (ssiInfo *)f->data; |
---|
| 1043 | |
---|
| 1044 | sleftv l; |
---|
| 1045 | memset(&l,0,sizeof(l)); |
---|
| 1046 | l.rtyp=STRING_CMD; |
---|
| 1047 | l.data=(void*)"fan"; |
---|
| 1048 | f->m->Write(f, &l); |
---|
| 1049 | |
---|
| 1050 | gfan::ZFan* zf = (gfan::ZFan*) d; |
---|
| 1051 | std::string s = zf->toString(2+4+8+128); |
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| 1052 | |
---|
| 1053 | fprintf(dd->f_write,"%d %s ",(int)s.size(),s.c_str()); |
---|
| 1054 | |
---|
| 1055 | return FALSE; |
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| 1056 | } |
---|
| 1057 | |
---|
| 1058 | |
---|
| 1059 | BOOLEAN bbfan_deserialize(blackbox **b, void **d, si_link f) |
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| 1060 | { |
---|
| 1061 | ssiInfo *dd = (ssiInfo *)f->data; |
---|
| 1062 | |
---|
| 1063 | int l = s_readint(dd->f_read); |
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| 1064 | char* buf = (char*) omAlloc0(l+1); |
---|
| 1065 | (void) s_getc(dd->f_read); // skip whitespace |
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| 1066 | (void) s_readbytes(buf,l,dd->f_read); |
---|
| 1067 | buf[l]='\0'; |
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| 1068 | |
---|
| 1069 | std::istringstream fanInString(std::string(buf,l)); |
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| 1070 | gfan::ZFan* zf = new gfan::ZFan(fanInString); |
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| 1071 | *d=zf; |
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| 1072 | |
---|
| 1073 | omFree(buf); |
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| 1074 | return FALSE; |
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| 1075 | } |
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| 1076 | |
---|
| 1077 | |
---|
[58b407] | 1078 | void bbfan_setup(SModulFunctions* p) |
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[81384b] | 1079 | { |
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| 1080 | blackbox *b=(blackbox*)omAlloc0(sizeof(blackbox)); |
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| 1081 | // all undefined entries will be set to default in setBlackboxStuff |
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| 1082 | // the default Print is quite usefule, |
---|
| 1083 | // all other are simply error messages |
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| 1084 | b->blackbox_destroy=bbfan_destroy; |
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| 1085 | b->blackbox_String=bbfan_String; |
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| 1086 | //b->blackbox_Print=blackbox_default_Print; |
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| 1087 | b->blackbox_Init=bbfan_Init; |
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| 1088 | b->blackbox_Copy=bbfan_Copy; |
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| 1089 | b->blackbox_Assign=bbfan_Assign; |
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[b37e6a] | 1090 | b->blackbox_serialize=bbfan_serialize; |
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| 1091 | b->blackbox_deserialize=bbfan_deserialize; |
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[0c2597] | 1092 | p->iiAddCproc("","emptyFan",FALSE,emptyFan); |
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| 1093 | p->iiAddCproc("","fullFan",FALSE,fullFan); |
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[81384b] | 1094 | /* the following functions are implemented in bbcone.cc */ |
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| 1095 | // iiAddCproc("","containsInSupport",FALSE,containsInSupport); |
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| 1096 | // iiAddCproc("","getAmbientDimension",FALSE,getAmbientDimension); |
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| 1097 | // iiAddCproc("","getCodimension",FALSE,getDimension); |
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| 1098 | // iiAddCproc("","getDimension",FALSE,getDimension); |
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| 1099 | // iiAddCproc("","getLinealityDimension",FALSE,getLinealityDimension); |
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| 1100 | // iiAddCproc("","isSimplicial",FALSE,isSimplicial); |
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| 1101 | /********************************************************/ |
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[58b407] | 1102 | p->iiAddCproc("","isCompatible",FALSE,isCompatible); |
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| 1103 | p->iiAddCproc("","numberOfConesOfDimension",FALSE,numberOfConesOfDimension); |
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| 1104 | p->iiAddCproc("","ncones",FALSE,ncones); |
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| 1105 | p->iiAddCproc("","nmaxcones",FALSE,nmaxcones); |
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| 1106 | p->iiAddCproc("","insertCone",FALSE,insertCone); |
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| 1107 | p->iiAddCproc("","removeCone",FALSE,removeCone); |
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| 1108 | p->iiAddCproc("","getCone",FALSE,getCone); |
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| 1109 | p->iiAddCproc("","getCones",FALSE,getCones); |
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| 1110 | p->iiAddCproc("","isPure",FALSE,isPure); |
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| 1111 | p->iiAddCproc("","fanFromString",FALSE,fanFromString); |
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| 1112 | p->iiAddCproc("","fanViaCones",FALSE,fanViaCones); |
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| 1113 | p->iiAddCproc("","numberOfConesWithVector",FALSE,numberOfConesWithVector); |
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[81384b] | 1114 | // iiAddCproc("","isComplete",FALSE,isComplete); not working as expected, should leave this to polymake |
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[58b407] | 1115 | p->iiAddCproc("","fVector",FALSE,fVector); |
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| 1116 | p->iiAddCproc("","containsInCollection",FALSE,containsInCollection); |
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[9abcc6] | 1117 | // p->iiAddCproc("","tropicalVariety",FALSE,tropicalVariety); |
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[e44b149] | 1118 | p->iiAddCproc("","commonRefinement",FALSE,commonRefinement); |
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[81384b] | 1119 | // iiAddCproc("","grFan",FALSE,grFan); |
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| 1120 | fanID=setBlackboxStuff(b,"fan"); |
---|
| 1121 | //Print("created type %d (fan)\n",fanID); |
---|
| 1122 | } |
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[9996416] | 1123 | |
---|
| 1124 | #endif |
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[ebb19d] | 1125 | // gfan::ZFan commonRefinementCompleteFans(const gfan::ZFan &zf, const gfan::ZFan &zg) |
---|
| 1126 | // { |
---|
| 1127 | // assume(zf->getAmbientDimension() == zg->getAmbientDimension()); |
---|
| 1128 | |
---|
| 1129 | // gfan::ZFan zfg = gfan::ZFan(zf->getAmbientDimension()); |
---|
| 1130 | // int d = zf->getAmbientDimension(); |
---|
| 1131 | // for (int i=0; i<zf->numberOfConesOfDimension(d,0,1); i++) |
---|
| 1132 | // for (int j=0; j<zg->numberOfConesOfDimension(d,0,1); j++) |
---|
| 1133 | // { |
---|
| 1134 | // gfan::ZCone zc = intersection(zf->getCone(d,i,0,1),zg->getCone(d,j,0,1)); |
---|
| 1135 | // if (zc.dimension()==d) zgf.insert(zc); |
---|
| 1136 | // } |
---|
| 1137 | |
---|
| 1138 | // return zfg; |
---|
| 1139 | // } |
---|