[762407] | 1 | #include "config.h" |
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[f5b40a] | 2 | #include <kernel/mod2.h> |
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[a33266] | 3 | |
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| 4 | #ifdef HAVE_FANS |
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| 5 | |
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[119f3c] | 6 | #include <Singular/ipid.h> |
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| 7 | #include <Singular/blackbox.h> |
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| 8 | #include <omalloc/omalloc.h> |
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| 9 | #include <kernel/febase.h> |
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| 10 | #include <kernel/longrat.h> |
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| 11 | #include <Singular/subexpr.h> |
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| 12 | #include <gfanlib/gfanlib.h> |
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[cafd4ff] | 13 | #include <kernel/bbcone.h> |
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[063900] | 14 | #include <ipshell.h> |
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[0fb34ba] | 15 | #include <misc/intvec.h> |
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[119f3c] | 16 | #include <sstream> |
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| 17 | |
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[8080db] | 18 | |
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[063900] | 19 | int coneID; |
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[119f3c] | 20 | |
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[063900] | 21 | int integerToInt(gfan::Integer const &V, bool &ok) |
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| 22 | { |
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| 23 | mpz_t v; |
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| 24 | mpz_init(v); |
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| 25 | V.setGmp(v); |
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| 26 | int ret=0; |
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| 27 | if(mpz_fits_sint_p(v)) |
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| 28 | ret=mpz_get_si(v); |
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| 29 | else |
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| 30 | ok=false; |
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| 31 | mpz_clear(v); |
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| 32 | return ret; |
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| 33 | } |
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| 34 | |
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| 35 | intvec* zVector2Intvec(const gfan::ZVector zv) |
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| 36 | { |
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| 37 | int d=zv.size(); |
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| 38 | intvec* iv = new intvec(1, d, 0); |
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| 39 | bool ok = true; |
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| 40 | for(int i=1;i<=d;i++) |
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| 41 | IMATELEM(*iv, 1, i) = integerToInt(zv[i-1], ok); |
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| 42 | if (!ok) WerrorS("overflow while converting a gfan::ZVector to an intvec"); |
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| 43 | return iv; |
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| 44 | } |
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| 45 | |
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| 46 | intvec* zMatrix2Intvec(const gfan::ZMatrix zm) |
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| 47 | { |
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| 48 | int d=zm.getHeight(); |
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| 49 | int n=zm.getWidth(); |
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| 50 | intvec* iv = new intvec(d, n, 0); |
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| 51 | bool ok = true; |
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| 52 | for(int i=1;i<=d;i++) |
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| 53 | for(int j=1;j<=n;j++) |
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| 54 | IMATELEM(*iv, i, j) = integerToInt(zm[i-1][j-1], ok); |
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| 55 | if (!ok) WerrorS("overflow while converting a gfan::ZMatrix to an intmat"); |
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| 56 | return iv; |
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| 57 | } |
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| 58 | |
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| 59 | gfan::ZMatrix intmat2ZMatrix(const intvec* iMat) |
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| 60 | { |
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| 61 | int d=iMat->rows(); |
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| 62 | int n=iMat->cols(); |
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| 63 | gfan::ZMatrix ret(d,n); |
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| 64 | for(int i=0;i<d;i++) |
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| 65 | for(int j=0;j<n;j++) |
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| 66 | ret[i][j]=IMATELEM(*iMat, i+1, j+1); |
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| 67 | return ret; |
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| 68 | } |
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| 69 | |
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| 70 | /* expects iMat to have just one row */ |
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| 71 | gfan::ZVector intvec2ZVector(const intvec* iVec) |
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| 72 | { |
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| 73 | int n =iVec->rows(); |
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| 74 | gfan::ZVector ret(n); |
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| 75 | for(int j=0;j<n;j++) |
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| 76 | ret[j]=IMATELEM(*iVec, j+1, 1); |
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| 77 | return ret; |
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| 78 | } |
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[119f3c] | 79 | |
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[063900] | 80 | std::string toString(gfan::ZMatrix const &m, char *tab=0) |
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[119f3c] | 81 | { |
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| 82 | std::stringstream s; |
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| 83 | |
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| 84 | for(int i=0;i<m.getHeight();i++) |
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| 85 | { |
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| 86 | if(tab)s<<tab; |
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| 87 | for(int j=0;j<m.getWidth();j++) |
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| 88 | { |
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| 89 | s<<m[i][j]; |
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| 90 | if(i+1!=m.getHeight() || j+1!=m.getWidth()) |
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| 91 | { |
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| 92 | s<<","; |
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| 93 | } |
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| 94 | } |
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| 95 | s<<std::endl; |
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| 96 | } |
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| 97 | return s.str(); |
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| 98 | } |
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| 99 | |
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[063900] | 100 | std::string toString(gfan::ZCone const &c) |
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[119f3c] | 101 | { |
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| 102 | std::stringstream s; |
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| 103 | gfan::ZMatrix i=c.getInequalities(); |
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| 104 | gfan::ZMatrix e=c.getEquations(); |
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| 105 | s<<"AMBIENT_DIM"<<std::endl; |
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| 106 | s<<c.ambientDimension()<<std::endl; |
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| 107 | s<<"INEQUALITIES"<<std::endl; |
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[063900] | 108 | s<<toString(i); |
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[119f3c] | 109 | s<<"EQUATIONS"<<std::endl; |
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[063900] | 110 | s<<toString(e); |
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[119f3c] | 111 | return s.str(); |
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| 112 | } |
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| 113 | |
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[063900] | 114 | void *bbcone_Init(blackbox *b) |
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| 115 | { |
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| 116 | return (void*)(new gfan::ZCone()); |
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| 117 | } |
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| 118 | |
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[119f3c] | 119 | BOOLEAN bbcone_Assign(leftv l, leftv r) |
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| 120 | { |
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[063900] | 121 | gfan::ZCone* newZc; |
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| 122 | if (r==NULL) |
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| 123 | { |
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| 124 | if (l->Data()!=NULL) |
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| 125 | { |
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| 126 | gfan::ZCone* zd = (gfan::ZCone*)l->Data(); |
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| 127 | delete zd; |
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| 128 | } |
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| 129 | newZc = new gfan::ZCone(); |
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| 130 | } |
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| 131 | else if (r->Typ()==l->Typ()) |
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| 132 | { |
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| 133 | if (l->Data()!=NULL) |
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| 134 | { |
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| 135 | gfan::ZCone* zd = (gfan::ZCone*)l->Data(); |
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| 136 | delete zd; |
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| 137 | } |
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| 138 | gfan::ZCone* zc = (gfan::ZCone*)r->Data(); |
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| 139 | newZc = new gfan::ZCone(*zc); |
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| 140 | } |
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| 141 | else if (r->Typ()==INT_CMD) |
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| 142 | { |
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| 143 | int ambientDim = (int)(long)r->Data(); |
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| 144 | if (ambientDim < 0) |
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| 145 | { |
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| 146 | Werror("expected an int >= 0, but got %d", ambientDim); |
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| 147 | return TRUE; |
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| 148 | } |
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| 149 | if (l->Data()!=NULL) |
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| 150 | { |
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| 151 | gfan::ZCone* zd = (gfan::ZCone*)l->Data(); |
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| 152 | delete zd; |
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| 153 | } |
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| 154 | newZc = new gfan::ZCone(ambientDim); |
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| 155 | } |
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| 156 | else |
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| 157 | { |
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| 158 | Werror("assign Type(%d) = Type(%d) not implemented",l->Typ(),r->Typ()); |
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| 159 | return TRUE; |
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| 160 | } |
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| 161 | |
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[119f3c] | 162 | if (l->rtyp==IDHDL) |
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| 163 | { |
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| 164 | IDDATA((idhdl)l->data)=(char *)newZc; |
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| 165 | } |
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| 166 | else |
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| 167 | { |
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| 168 | l->data=(void *)newZc; |
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| 169 | } |
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| 170 | return FALSE; |
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| 171 | } |
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| 172 | |
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| 173 | char * bbcone_String(blackbox *b, void *d) |
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| 174 | { if (d==NULL) return omStrDup("invalid object"); |
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| 175 | else |
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| 176 | { |
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[063900] | 177 | std::string s=toString(*((gfan::ZCone*)d)); |
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[119f3c] | 178 | char* ns = (char*) omAlloc(strlen(s.c_str()) + 10); |
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| 179 | sprintf(ns, "%s", s.c_str()); |
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| 180 | omCheckAddr(ns); |
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| 181 | return ns; |
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| 182 | } |
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| 183 | } |
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| 184 | |
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| 185 | void bbcone_destroy(blackbox *b, void *d) |
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| 186 | { |
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| 187 | if (d!=NULL) |
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| 188 | { |
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| 189 | gfan::ZCone* zc = (gfan::ZCone*) d; |
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| 190 | delete zc; |
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| 191 | } |
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| 192 | } |
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| 193 | |
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| 194 | void * bbcone_Copy(blackbox*b, void *d) |
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| 195 | { |
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| 196 | gfan::ZCone* zc = (gfan::ZCone*)d; |
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| 197 | gfan::ZCone* newZc = new gfan::ZCone(*zc); |
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| 198 | return newZc; |
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| 199 | } |
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| 200 | |
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[063900] | 201 | static BOOLEAN jjCONERAYS1(leftv res, leftv v) |
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| 202 | { |
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| 203 | /* method for generating a cone object from half-lines |
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| 204 | (cone = convex hull of the half-lines; note: there may be |
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| 205 | entire lines in the cone); |
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| 206 | valid parametrizations: (intmat) */ |
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| 207 | intvec* rays = (intvec *)v->CopyD(INTVEC_CMD); |
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| 208 | gfan::ZMatrix zm = intmat2ZMatrix(rays); |
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| 209 | gfan::ZCone* zc = new gfan::ZCone(); |
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| 210 | *zc = gfan::ZCone::givenByRays(zm, gfan::ZMatrix(0, zm.getWidth())); |
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| 211 | res->rtyp = coneID; |
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| 212 | res->data = (char *)zc; |
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| 213 | return FALSE; |
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| 214 | } |
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| 215 | |
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| 216 | static BOOLEAN jjCONERAYS2(leftv res, leftv u, leftv v) |
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| 217 | { |
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| 218 | /* method for generating a cone object from half-lines, |
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| 219 | and lines (any point in the cone being the sum of a point |
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| 220 | in the convex hull of the half-lines and a point in the span |
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| 221 | of the lines; the second argument may contain or entirely consist |
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| 222 | of zero rows); |
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| 223 | valid parametrizations: (intmat, intmat) |
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| 224 | Errors will be invoked in the following cases: |
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| 225 | - u and v have different numbers of columns */ |
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| 226 | intvec* rays = (intvec *)u->CopyD(INTVEC_CMD); |
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| 227 | intvec* linSpace = (intvec *)v->CopyD(INTVEC_CMD); |
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| 228 | if (rays->cols() != linSpace->cols()) |
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| 229 | { |
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| 230 | Werror("expected same number of columns but got %d vs. %d", |
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| 231 | rays->cols(), linSpace->cols()); |
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| 232 | return TRUE; |
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| 233 | } |
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| 234 | gfan::ZMatrix zm1 = intmat2ZMatrix(rays); |
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| 235 | gfan::ZMatrix zm2 = intmat2ZMatrix(linSpace); |
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| 236 | gfan::ZCone* zc = new gfan::ZCone(); |
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| 237 | *zc = gfan::ZCone::givenByRays(zm1, zm2); |
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| 238 | res->rtyp = coneID; |
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| 239 | res->data = (char *)zc; |
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| 240 | return FALSE; |
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| 241 | } |
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| 242 | |
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| 243 | static BOOLEAN jjCONERAYS3(leftv res, leftv u, leftv v, leftv w) |
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| 244 | { |
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| 245 | /* method for generating a cone object from half-lines, |
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| 246 | and lines (any point in the cone being the sum of a point |
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| 247 | in the convex hull of the half-lines and a point in the span |
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| 248 | of the lines), and an integer k; |
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| 249 | valid parametrizations: (intmat, intmat, int); |
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| 250 | Errors will be invoked in the following cases: |
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| 251 | - u and v have different numbers of columns, |
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| 252 | - k not in [0..3]; |
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| 253 | if the 2^0-bit of k is set, then the lineality space is known |
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| 254 | to be the span of the provided lines; |
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| 255 | if the 2^1-bit of k is set, then the extreme rays are known: |
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| 256 | each half-line spans a (different) extreme ray */ |
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| 257 | intvec* rays = (intvec *)u->CopyD(INTVEC_CMD); |
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| 258 | intvec* linSpace = (intvec *)v->CopyD(INTVEC_CMD); |
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| 259 | if (rays->cols() != linSpace->cols()) |
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| 260 | { |
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| 261 | Werror("expected same number of columns but got %d vs. %d", |
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| 262 | rays->cols(), linSpace->cols()); |
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| 263 | return TRUE; |
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| 264 | } |
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| 265 | int k = (int)(long)w->Data(); |
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| 266 | if ((k < 0) || (k > 3)) |
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| 267 | { |
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| 268 | WerrorS("expected int argument in [0..3]"); |
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| 269 | return TRUE; |
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| 270 | } |
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| 271 | gfan::ZMatrix zm1 = intmat2ZMatrix(rays); |
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| 272 | gfan::ZMatrix zm2 = intmat2ZMatrix(linSpace); |
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| 273 | gfan::ZCone* zc = new gfan::ZCone(); |
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| 274 | *zc = gfan::ZCone::givenByRays(zm1, zm2); |
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| 275 | //k should be passed on to zc; not available yet |
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| 276 | res->rtyp = coneID; |
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| 277 | res->data = (char *)zc; |
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| 278 | return FALSE; |
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| 279 | } |
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| 280 | |
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| 281 | BOOLEAN cone_via_rays(leftv res, leftv args) |
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| 282 | { |
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| 283 | leftv u = args; |
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| 284 | if ((u != NULL) && (u->Typ() == INTMAT_CMD)) |
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| 285 | { |
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| 286 | if (u->next == NULL) return jjCONERAYS1(res, u); |
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| 287 | } |
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| 288 | leftv v = u->next; |
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| 289 | if ((v != NULL) && (v->Typ() == INTMAT_CMD)) |
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| 290 | { |
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| 291 | if (v->next == NULL) return jjCONERAYS2(res, u, v); |
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| 292 | } |
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| 293 | leftv w = v->next; |
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| 294 | if ((w != NULL) && (w->Typ() == INT_CMD)) |
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| 295 | { |
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| 296 | if (w->next == NULL) return jjCONERAYS3(res, u, v, w); |
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| 297 | } |
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| 298 | WerrorS("cone_via_rays: unexpected parameters"); |
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| 299 | return TRUE; |
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| 300 | } |
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| 301 | |
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| 302 | static BOOLEAN jjCONENORMALS1(leftv res, leftv v) |
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| 303 | { |
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| 304 | /* method for generating a cone object from inequalities; |
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| 305 | valid parametrizations: (intmat) */ |
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| 306 | intvec* inequs = (intvec *)v->CopyD(INTVEC_CMD); |
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| 307 | gfan::ZMatrix zm = intmat2ZMatrix(inequs); |
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| 308 | gfan::ZCone* zc = new gfan::ZCone(zm, gfan::ZMatrix(0, zm.getWidth())); |
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| 309 | res->rtyp = coneID; |
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| 310 | res->data = (char *)zc; |
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| 311 | return FALSE; |
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| 312 | } |
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| 313 | |
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| 314 | static BOOLEAN jjCONENORMALS2(leftv res, leftv u, leftv v) |
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| 315 | { |
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| 316 | /* method for generating a cone object from iequalities, |
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| 317 | and equations (...) |
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| 318 | valid parametrizations: (intmat, intmat) |
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| 319 | Errors will be invoked in the following cases: |
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| 320 | - u and v have different numbers of columns */ |
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| 321 | intvec* inequs = (intvec *)u->CopyD(INTVEC_CMD); |
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| 322 | intvec* equs = (intvec *)v->CopyD(INTVEC_CMD); |
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| 323 | if (inequs->cols() != equs->cols()) |
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| 324 | { |
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| 325 | Werror("expected same number of columns but got %d vs. %d", |
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| 326 | inequs->cols(), equs->cols()); |
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| 327 | return TRUE; |
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| 328 | } |
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| 329 | gfan::ZMatrix zm1 = intmat2ZMatrix(inequs); |
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| 330 | gfan::ZMatrix zm2 = intmat2ZMatrix(equs); |
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| 331 | gfan::ZCone* zc = new gfan::ZCone(zm1, zm2); |
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| 332 | res->rtyp = coneID; |
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| 333 | res->data = (char *)zc; |
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| 334 | return FALSE; |
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| 335 | } |
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| 336 | |
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| 337 | static BOOLEAN jjCONENORMALS3(leftv res, leftv u, leftv v, leftv w) |
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| 338 | { |
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| 339 | /* method for generating a cone object from inequalities, equations, |
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| 340 | and an integer k; |
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| 341 | valid parametrizations: (intmat, intmat, int); |
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| 342 | Errors will be invoked in the following cases: |
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| 343 | - u and v have different numbers of columns, |
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| 344 | - k not in [0..3]; |
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| 345 | if the 2^0-bit of k is set, then ... */ |
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| 346 | intvec* inequs = (intvec *)u->CopyD(INTVEC_CMD); |
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| 347 | intvec* equs = (intvec *)v->CopyD(INTVEC_CMD); |
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| 348 | if (inequs->cols() != equs->cols()) |
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| 349 | { |
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| 350 | Werror("expected same number of columns but got %d vs. %d", |
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| 351 | inequs->cols(), equs->cols()); |
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| 352 | return TRUE; |
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| 353 | } |
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| 354 | int k = (int)(long)w->Data(); |
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| 355 | if ((k < 0) || (k > 3)) |
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| 356 | { |
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| 357 | WerrorS("expected int argument in [0..3]"); |
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| 358 | return TRUE; |
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| 359 | } |
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| 360 | gfan::ZMatrix zm1 = intmat2ZMatrix(inequs); |
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| 361 | gfan::ZMatrix zm2 = intmat2ZMatrix(equs); |
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| 362 | gfan::ZCone* zc = new gfan::ZCone(zm1, zm2, k); |
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| 363 | res->rtyp = coneID; |
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| 364 | res->data = (char *)zc; |
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| 365 | return FALSE; |
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| 366 | } |
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| 367 | |
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| 368 | BOOLEAN cone_via_normals(leftv res, leftv args) |
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| 369 | { |
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| 370 | leftv u = args; |
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| 371 | if ((u != NULL) && (u->Typ() == INTMAT_CMD)) |
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| 372 | { |
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| 373 | if (u->next == NULL) return jjCONENORMALS1(res, u); |
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| 374 | } |
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| 375 | leftv v = u->next; |
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| 376 | if ((v != NULL) && (v->Typ() == INTMAT_CMD)) |
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| 377 | { |
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| 378 | if (v->next == NULL) return jjCONENORMALS2(res, u, v); |
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| 379 | } |
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| 380 | leftv w = v->next; |
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| 381 | if ((w != NULL) && (w->Typ() == INT_CMD)) |
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| 382 | { |
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| 383 | if (w->next == NULL) return jjCONENORMALS3(res, u, v, w); |
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| 384 | } |
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| 385 | WerrorS("cone_via_normals: unexpected parameters"); |
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| 386 | return TRUE; |
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| 387 | } |
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| 388 | |
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| 389 | static BOOLEAN jjGETPROPC(leftv res, leftv u, leftv v) |
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| 390 | { |
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| 391 | /* method for retrieving cone properties; |
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| 392 | valid parametrizations: (cone, string), |
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| 393 | Errors will be invoked in the following cases: |
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| 394 | - invalid property string (see below for valid ones) */ |
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| 395 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
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| 396 | char* prop = (char*)v->Data(); |
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| 397 | gfan::ZMatrix retMat; |
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| 398 | gfan::ZCone retCone; |
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| 399 | int retInt; |
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| 400 | gfan::ZVector retVec; |
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| 401 | int typeInfo; |
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| 402 | |
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| 403 | /* ################ properties with return type intmat: ################## */ |
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| 404 | if (strcmp(prop, "INEQUALITIES") == 0) |
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| 405 | { |
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| 406 | retMat = zc->getInequalities(); |
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| 407 | typeInfo = INTMAT_CMD; |
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| 408 | } |
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| 409 | else if (strcmp(prop, "EQUATIONS") == 0) |
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| 410 | { |
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| 411 | retMat = zc->getEquations(); |
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| 412 | typeInfo = INTMAT_CMD; |
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| 413 | } |
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| 414 | else if (strcmp(prop, "FACETS") == 0) |
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| 415 | { |
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| 416 | retMat = zc->getFacets(); |
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| 417 | typeInfo = INTMAT_CMD; |
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| 418 | } |
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| 419 | else if (strcmp(prop, "IMPLIED_EQUATIONS") == 0) |
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| 420 | { |
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| 421 | retMat = zc->getImpliedEquations(); |
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| 422 | typeInfo = INTMAT_CMD; |
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| 423 | } |
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| 424 | else if (strcmp(prop, "GENERATORS_OF_SPAN") == 0) |
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| 425 | { |
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| 426 | retMat = zc->generatorsOfSpan(); |
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| 427 | typeInfo = INTMAT_CMD; |
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| 428 | } |
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| 429 | else if (strcmp(prop, "GENERATORS_OF_LINEALITY_SPACE") == 0) |
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| 430 | { |
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| 431 | retMat = zc->generatorsOfLinealitySpace(); |
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| 432 | typeInfo = INTMAT_CMD; |
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| 433 | } |
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| 434 | else if (strcmp(prop, "RAYS") == 0) |
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| 435 | { |
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| 436 | retMat = zc->extremeRays(); |
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| 437 | typeInfo = INTMAT_CMD; |
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| 438 | } |
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| 439 | else if (strcmp(prop, "QUOTIENT_LATTICE_BASIS") == 0) |
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| 440 | { |
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| 441 | retMat = zc->quotientLatticeBasis(); |
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| 442 | typeInfo = INTMAT_CMD; |
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| 443 | } |
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| 444 | else if (strcmp(prop, "LINEAR_FORMS") == 0) |
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| 445 | { |
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| 446 | retMat = zc->getLinearForms(); |
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| 447 | typeInfo = INTMAT_CMD; |
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| 448 | } |
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| 449 | /* ################ properties with return type int: ################## */ |
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| 450 | else if (strcmp(prop, "AMBIENT_DIM") == 0) |
---|
| 451 | { |
---|
| 452 | retInt = zc->ambientDimension(); |
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| 453 | typeInfo = INT_CMD; |
---|
| 454 | } |
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| 455 | else if (strcmp(prop, "DIM") == 0) |
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| 456 | { |
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| 457 | retInt = zc->dimension(); |
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| 458 | typeInfo = INT_CMD; |
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| 459 | } |
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| 460 | else if (strcmp(prop, "LINEALITY_DIM") == 0) |
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| 461 | { |
---|
| 462 | retInt = zc->dimensionOfLinealitySpace(); |
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| 463 | typeInfo = INT_CMD; |
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| 464 | } |
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| 465 | else if (strcmp(prop, "MULTIPLICITY") == 0) |
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| 466 | { |
---|
| 467 | bool ok = true; |
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| 468 | retInt = integerToInt(zc->getMultiplicity(), ok); |
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| 469 | if (!ok) |
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| 470 | WerrorS("overflow while converting a gfan::Integer to an int"); |
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| 471 | typeInfo = INT_CMD; |
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| 472 | } |
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| 473 | else if (strcmp(prop, "IS_ORIGIN") == 0) |
---|
| 474 | { |
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| 475 | retInt = zc->isOrigin() ? 1 : 0; |
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| 476 | typeInfo = INT_CMD; |
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| 477 | } |
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| 478 | else if (strcmp(prop, "IS_FULL_SPACE") == 0) |
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| 479 | { |
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| 480 | retInt = zc->isFullSpace() ? 1 : 0; |
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| 481 | typeInfo = INT_CMD; |
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| 482 | } |
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| 483 | else if (strcmp(prop, "SIMPLICIAL") == 0) |
---|
| 484 | { |
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| 485 | retInt = zc->isSimplicial() ? 1 : 0; |
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| 486 | typeInfo = INT_CMD; |
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| 487 | } |
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| 488 | else if (strcmp(prop, "CONTAINS_POSITIVE_VECTOR") == 0) |
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| 489 | { |
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| 490 | retInt = zc->containsPositiveVector() ? 1 : 0; |
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| 491 | typeInfo = INT_CMD; |
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| 492 | } |
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| 493 | /* ################ properties with return type ZCone: ################## */ |
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| 494 | else if (strcmp(prop, "LINEALITY_SPACE") == 0) |
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| 495 | { |
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| 496 | retCone = zc->linealitySpace(); |
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[0619c0] | 497 | typeInfo = coneID; |
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[063900] | 498 | } |
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| 499 | else if (strcmp(prop, "DUAL_CONE") == 0) |
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| 500 | { |
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| 501 | retCone = zc->dualCone(); |
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[0619c0] | 502 | typeInfo = coneID; |
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[063900] | 503 | } |
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| 504 | else if (strcmp(prop, "NEGATED") == 0) |
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| 505 | { |
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| 506 | retCone = zc->negated(); |
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[0619c0] | 507 | typeInfo = coneID; |
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[063900] | 508 | } |
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| 509 | /* ################ properties with return type intvec: ################## */ |
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| 510 | else if (strcmp(prop, "SEMI_GROUP_GENERATOR") == 0) |
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| 511 | { |
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| 512 | /* test whether the cone's dim = dim of lin space + 1: */ |
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| 513 | int d = zc->dimension(); |
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| 514 | int dLS = zc->dimensionOfLinealitySpace(); |
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| 515 | if (d == dLS + 1) |
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| 516 | retVec = zc->semiGroupGeneratorOfRay(); |
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| 517 | else |
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| 518 | { |
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| 519 | Werror("expected dim of cone one larger than dim of lin space\n" |
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| 520 | "but got dimensions %d and %d", d, dLS); |
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| 521 | } |
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| 522 | typeInfo = INTVEC_CMD; |
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| 523 | } |
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| 524 | else if (strcmp(prop, "RELATIVE_INTERIOR_POINT") == 0) |
---|
| 525 | { |
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| 526 | retVec = zc->getRelativeInteriorPoint(); |
---|
| 527 | typeInfo = INTVEC_CMD; |
---|
| 528 | } |
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| 529 | else if (strcmp(prop, "UNIQUE_POINT") == 0) |
---|
| 530 | { |
---|
| 531 | retVec = zc->getUniquePoint(); |
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| 532 | typeInfo = INTVEC_CMD; |
---|
| 533 | } |
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| 534 | else |
---|
| 535 | { |
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| 536 | Werror("unexpected cone property '%s'", prop); |
---|
| 537 | return TRUE; |
---|
| 538 | } |
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| 539 | |
---|
| 540 | res->rtyp = typeInfo; |
---|
[0619c0] | 541 | if (typeInfo == INT_CMD) |
---|
| 542 | res->data = (void*)retInt; |
---|
| 543 | else if (typeInfo == INTMAT_CMD) |
---|
| 544 | res->data = (void*)zMatrix2Intvec(retMat); |
---|
| 545 | else if (typeInfo == coneID) |
---|
| 546 | res->data = (void*)new gfan::ZCone(retCone); |
---|
| 547 | else if (typeInfo == INTVEC_CMD) |
---|
| 548 | res->data = (void*)zVector2Intvec(retVec); |
---|
| 549 | else |
---|
| 550 | { |
---|
| 551 | WerrorS("implementation error in bbcone.cc::jjGETPROPC"); |
---|
| 552 | return TRUE; |
---|
[063900] | 553 | } |
---|
| 554 | return FALSE; |
---|
| 555 | } |
---|
| 556 | |
---|
| 557 | BOOLEAN getprop(leftv res, leftv args) |
---|
| 558 | { |
---|
| 559 | leftv u = args; |
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| 560 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
| 561 | { |
---|
| 562 | leftv v = u->next; |
---|
| 563 | if ((v != NULL) && (v->Typ() == STRING_CMD)) |
---|
| 564 | { |
---|
| 565 | if (v->next == NULL) return jjGETPROPC(res, u, v); |
---|
| 566 | } |
---|
| 567 | } |
---|
| 568 | WerrorS("getprop: unexpected parameters"); |
---|
| 569 | return TRUE; |
---|
| 570 | } |
---|
| 571 | |
---|
| 572 | BOOLEAN cone_intersect(leftv res, leftv args) |
---|
| 573 | { |
---|
| 574 | leftv u = args; |
---|
| 575 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
| 576 | { |
---|
| 577 | leftv v = u->next; |
---|
| 578 | if ((v != NULL) && (v->Typ() == coneID)) |
---|
| 579 | { |
---|
| 580 | gfan::ZCone* zc1 = (gfan::ZCone*)u->Data(); |
---|
| 581 | gfan::ZCone* zc2 = (gfan::ZCone*)v->Data(); |
---|
| 582 | int d1 = zc1->ambientDimension(); |
---|
| 583 | int d2 = zc2->ambientDimension(); |
---|
| 584 | if (d1 != d2) |
---|
| 585 | Werror("expected ambient dims of both cones to coincide\n" |
---|
| 586 | "but got %d and %d", d1, d2); |
---|
| 587 | gfan::ZCone zc3 = gfan::intersection(*zc1, *zc2); |
---|
| 588 | res->rtyp = coneID; |
---|
| 589 | res->data = (void *)new gfan::ZCone(zc3); |
---|
| 590 | return FALSE; |
---|
| 591 | } |
---|
| 592 | } |
---|
| 593 | WerrorS("cone_intersect: unexpected parameters"); |
---|
| 594 | return TRUE; |
---|
| 595 | } |
---|
| 596 | |
---|
| 597 | BOOLEAN cone_link(leftv res, leftv args) |
---|
| 598 | { |
---|
| 599 | leftv u = args; |
---|
| 600 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
| 601 | { |
---|
| 602 | leftv v = u->next; |
---|
| 603 | if ((v != NULL) && (v->Typ() == INTVEC_CMD)) |
---|
| 604 | { |
---|
| 605 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
| 606 | intvec* iv = (intvec*)v->Data(); |
---|
| 607 | gfan::ZVector zv= intvec2ZVector(iv); |
---|
| 608 | int d1 = zc->ambientDimension(); |
---|
| 609 | int d2 = zv.size(); |
---|
| 610 | if (d1 != d2) |
---|
| 611 | Werror("expected ambient dim of cone and size of vector\n" |
---|
| 612 | "to be equal but got %d and %d", d1, d2); |
---|
| 613 | if(!zc->contains(zv)) |
---|
| 614 | { |
---|
| 615 | WerrorS("the provided intvec does not lie in the cone"); |
---|
| 616 | } |
---|
| 617 | res->rtyp = coneID; |
---|
| 618 | res->data = (void *)new gfan::ZCone(zc->link(zv)); |
---|
| 619 | return FALSE; |
---|
| 620 | } |
---|
| 621 | } |
---|
| 622 | WerrorS("cone_link: unexpected parameters"); |
---|
| 623 | return TRUE; |
---|
| 624 | } |
---|
| 625 | |
---|
| 626 | static BOOLEAN jjCONTAINS2(leftv res, leftv u, leftv v) |
---|
| 627 | { |
---|
| 628 | gfan::ZCone* zc1 = (gfan::ZCone*)u->Data(); |
---|
| 629 | gfan::ZCone* zc2 = (gfan::ZCone*)v->Data(); |
---|
| 630 | int d1 = zc1->ambientDimension(); |
---|
| 631 | int d2 = zc2->ambientDimension(); |
---|
| 632 | if (d1 != d2) |
---|
| 633 | Werror("expected cones with same ambient dimensions\n but got" |
---|
| 634 | " dimensions %d and %d", d1, d2); |
---|
| 635 | res->rtyp = INT_CMD; |
---|
| 636 | res->data = (void *)(zc1->contains(*zc2) ? 1 : 0); |
---|
| 637 | return FALSE; |
---|
| 638 | } |
---|
| 639 | |
---|
| 640 | static BOOLEAN jjCONTAINS3(leftv res, leftv u, leftv v, leftv w) |
---|
| 641 | { |
---|
| 642 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
| 643 | intvec* vec = (intvec*)v->Data(); |
---|
| 644 | int flag = (int)(long)w->Data(); |
---|
| 645 | gfan::ZVector zv = intvec2ZVector(vec); |
---|
| 646 | int d1 = zc->ambientDimension(); |
---|
| 647 | int d2 = zv.size(); |
---|
| 648 | if (d1 != d2) |
---|
| 649 | Werror("expected ambient dim of cone and size of vector\n" |
---|
| 650 | "to be equal but got %d and %d", d1, d2); |
---|
| 651 | res->rtyp = INT_CMD; |
---|
| 652 | if (flag) |
---|
| 653 | res->data = (void *)(zc->containsRelatively(zv) ? 1 : 0); |
---|
| 654 | else |
---|
| 655 | res->data = (void *)(zc->contains(zv) ? 1 : 0);; |
---|
| 656 | return FALSE; |
---|
| 657 | } |
---|
| 658 | |
---|
| 659 | BOOLEAN contains(leftv res, leftv args) |
---|
| 660 | { |
---|
| 661 | |
---|
| 662 | leftv u = args; |
---|
| 663 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
| 664 | { |
---|
| 665 | leftv v = u->next; |
---|
| 666 | if ((v != NULL) && (v->Typ() == coneID)) return jjCONTAINS2(res, u, v); |
---|
| 667 | if ((v != NULL) && (v->Typ() == INTVEC_CMD)) |
---|
| 668 | { |
---|
| 669 | leftv w = v->next; |
---|
| 670 | if ((w != NULL) && (w->Typ() == INT_CMD)) return jjCONTAINS3(res, u, v, w); |
---|
| 671 | } |
---|
| 672 | } |
---|
| 673 | WerrorS("contains: unexpected parameters"); |
---|
| 674 | return TRUE; |
---|
| 675 | } |
---|
| 676 | |
---|
| 677 | static BOOLEAN jjSETPROPC3A(leftv res, leftv u, leftv v, leftv w) |
---|
| 678 | { |
---|
| 679 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
| 680 | char* prop = (char*)v->Data(); |
---|
| 681 | int val = (int)(long)w->Data(); |
---|
| 682 | |
---|
| 683 | if (strcmp(prop, "MULTIPLICITY") == 0) |
---|
| 684 | { |
---|
| 685 | zc->setMultiplicity(gfan::Integer(val)); |
---|
| 686 | } |
---|
| 687 | else |
---|
| 688 | { |
---|
| 689 | Werror("unexpected cone property '%s'", prop); |
---|
| 690 | return TRUE; |
---|
| 691 | } |
---|
[8080db] | 692 | res->rtyp = NONE; |
---|
| 693 | res->data = NULL; |
---|
[063900] | 694 | return FALSE; |
---|
| 695 | } |
---|
| 696 | static BOOLEAN jjSETPROPC3B(leftv res, leftv u, leftv v, leftv w) |
---|
| 697 | { |
---|
| 698 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
| 699 | char* prop = (char*)v->Data(); |
---|
| 700 | intvec* mat = (intvec*)w->Data(); |
---|
| 701 | gfan::ZMatrix zm = intmat2ZMatrix(mat); |
---|
| 702 | |
---|
| 703 | if (strcmp(prop, "LINEAR_FORMS") == 0) |
---|
| 704 | { |
---|
| 705 | zc->setLinearForms(zm); |
---|
| 706 | } |
---|
| 707 | else |
---|
| 708 | { |
---|
| 709 | Werror("unexpected cone property '%s'", prop); |
---|
| 710 | return TRUE; |
---|
| 711 | } |
---|
[8080db] | 712 | res->rtyp = NONE; |
---|
| 713 | res->data = NULL; |
---|
[063900] | 714 | return FALSE; |
---|
| 715 | } |
---|
| 716 | |
---|
| 717 | BOOLEAN setprop(leftv res, leftv args) |
---|
| 718 | { |
---|
| 719 | |
---|
| 720 | leftv u = args; |
---|
| 721 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
| 722 | { |
---|
| 723 | leftv v = u->next; |
---|
| 724 | if ((v != NULL) && (v->Typ() == STRING_CMD)) |
---|
| 725 | { |
---|
| 726 | leftv w = v->next; |
---|
| 727 | if ((w != NULL) && (w->Typ() == INT_CMD)) return jjSETPROPC3A(res, u, v, w); |
---|
| 728 | if ((w != NULL) && (w->Typ() == INTMAT_CMD)) return jjSETPROPC3B(res, u, v, w); |
---|
| 729 | } |
---|
| 730 | } |
---|
| 731 | WerrorS("setprop: unexpected parameters"); |
---|
| 732 | return TRUE; |
---|
| 733 | } |
---|
| 734 | |
---|
[119f3c] | 735 | void bbcone_setup() |
---|
| 736 | { |
---|
| 737 | blackbox *b=(blackbox*)omAlloc0(sizeof(blackbox)); |
---|
| 738 | // all undefined entries will be set to default in setBlackboxStuff |
---|
| 739 | // the default Print is quite usefule, |
---|
| 740 | // all other are simply error messages |
---|
| 741 | b->blackbox_destroy=bbcone_destroy; |
---|
| 742 | b->blackbox_String=bbcone_String; |
---|
| 743 | //b->blackbox_Print=blackbox_default_Print; |
---|
[063900] | 744 | b->blackbox_Init=bbcone_Init; |
---|
[119f3c] | 745 | b->blackbox_Copy=bbcone_Copy; |
---|
| 746 | b->blackbox_Assign=bbcone_Assign; |
---|
[063900] | 747 | iiAddCproc("","cone_via_rays",FALSE,cone_via_rays); |
---|
| 748 | iiAddCproc("","cone_via_normals",FALSE,cone_via_normals); |
---|
| 749 | iiAddCproc("","getprop",FALSE,getprop); |
---|
| 750 | iiAddCproc("","cone_intersect",FALSE,cone_intersect); |
---|
| 751 | iiAddCproc("","cone_link",FALSE,cone_link); |
---|
| 752 | iiAddCproc("","contains",FALSE,contains); |
---|
| 753 | iiAddCproc("","setprop",FALSE,setprop); |
---|
| 754 | coneID=setBlackboxStuff(b,"cone"); |
---|
| 755 | Print("created type %d (cone)\n",coneID); |
---|
[119f3c] | 756 | } |
---|
[8080db] | 757 | |
---|
| 758 | #endif |
---|
| 759 | /* HAVE_FANS */ |
---|