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