1 | #include <kernel/mod2.h> |
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2 | |
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3 | #include <gfanlib/gfanlib.h> |
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4 | #include <gfanlib/gfanlib_q.h> |
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5 | |
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6 | #include <Singular/ipid.h> |
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7 | #include <Singular/ipshell.h> |
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8 | #include <Singular/blackbox.h> |
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9 | #include <libpolys/misc/intvec.h> |
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10 | #include <libpolys/coeffs/longrat.h> |
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11 | #include <libpolys/coeffs/bigintmat.h> |
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12 | |
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13 | #include <bbfan.h> |
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14 | #include <bbpolytope.h> |
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15 | #include <sstream> |
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16 | |
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17 | #include "Singular/ipid.h" |
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18 | |
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19 | // #include <omalloc/omalloc.h> |
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20 | // #include <kernel/febase.h> |
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21 | // #include <kernel/intvec.h> |
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22 | // #include <kernel/longrat.h> |
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23 | // #include <Singular/lists.h> |
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24 | // #include <Singular/subexpr.h> |
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25 | |
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26 | int coneID; |
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27 | |
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28 | number integerToNumber(const gfan::Integer &I) |
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29 | { |
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30 | mpz_t i; |
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31 | mpz_init(i); |
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32 | I.setGmp(i); |
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33 | long m = 268435456; |
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34 | if(mpz_cmp_si(i,m)) |
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35 | { |
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36 | int temp = (int) mpz_get_si(i); |
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37 | return n_Init(temp,coeffs_BIGINT); |
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38 | } |
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39 | else |
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40 | return n_InitMPZ(i,coeffs_BIGINT); |
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41 | } |
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42 | |
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43 | bigintmat* zVectorToBigintmat(const gfan::ZVector &zv) |
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44 | { |
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45 | int d=zv.size(); |
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46 | bigintmat* bim = new bigintmat(1,d,coeffs_BIGINT); |
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47 | for(int i=1;i<=d;i++) |
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48 | { |
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49 | number temp = integerToNumber(zv[i-1]); |
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50 | bim->set(1,i,temp); |
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51 | n_Delete(&temp,coeffs_BIGINT); |
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52 | } |
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53 | return bim; |
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54 | } |
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55 | |
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56 | bigintmat* zMatrixToBigintmat(const gfan::ZMatrix &zm) |
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57 | { |
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58 | int d=zm.getHeight(); |
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59 | int n=zm.getWidth(); |
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60 | bigintmat* bim = new bigintmat(d,n,coeffs_BIGINT); |
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61 | for(int i=1;i<=d;i++) |
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62 | for(int j=1; j<=n; j++) |
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63 | { |
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64 | number temp = integerToNumber(zm[i-1][j-1]); |
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65 | bim->set(i,j,temp); |
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66 | n_Delete(&temp,coeffs_BIGINT); |
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67 | } |
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68 | return bim; |
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69 | } |
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70 | |
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71 | gfan::Integer* numberToInteger(const number &n) |
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72 | { |
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73 | if (SR_HDL(n) & SR_INT) |
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74 | return new gfan::Integer(SR_TO_INT(n)); |
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75 | else |
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76 | return new gfan::Integer(n->z); |
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77 | } |
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78 | |
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79 | gfan::ZMatrix* bigintmatToZMatrix(const bigintmat &bim) |
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80 | { |
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81 | int d=bim.rows(); |
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82 | int n=bim.cols(); |
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83 | gfan::ZMatrix* zm = new gfan::ZMatrix(d,n); |
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84 | for(int i=0;i<d;i++) |
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85 | for(int j=0;j<n;j++) |
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86 | { |
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87 | number temp = BIMATELEM(bim, i+1, j+1); |
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88 | gfan::Integer* gi = numberToInteger(temp); |
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89 | (*zm)[i][j] = *gi; |
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90 | delete gi; |
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91 | } |
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92 | return zm; |
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93 | } |
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94 | |
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95 | gfan::ZVector* bigintmatToZVector(const bigintmat &bim) |
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96 | { |
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97 | gfan::ZVector* zv=new gfan::ZVector(bim.cols()); |
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98 | for(int j=0; j<bim.cols(); j++) |
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99 | { |
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100 | number temp = BIMATELEM(bim, 1, j+1); |
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101 | gfan::Integer* gi = numberToInteger(temp); |
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102 | (*zv)[j] = *gi; |
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103 | n_Delete(&temp,coeffs_BIGINT); |
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104 | delete gi; |
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105 | } |
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106 | return zv; |
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107 | } |
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108 | |
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109 | char* toString(gfan::ZMatrix const &zm) |
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110 | { |
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111 | bigintmat* bim = zMatrixToBigintmat(zm); |
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112 | char* s = bim->StringAsPrinted(); |
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113 | if (s==NULL) |
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114 | s = (char*) omAlloc0(sizeof(char)); |
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115 | delete bim; |
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116 | return s; |
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117 | } |
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118 | |
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119 | std::string toString(const gfan::ZCone* const c) |
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120 | { |
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121 | std::stringstream s; |
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122 | s<<"AMBIENT_DIM"<<std::endl; |
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123 | s<<c->ambientDimension()<<std::endl; |
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124 | |
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125 | gfan::ZMatrix i=c->getInequalities(); |
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126 | char* ineqs = toString(i); |
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127 | if (c->areFacetsKnown()) |
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128 | s<<"FACETS"<<std::endl; |
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129 | else |
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130 | s<<"INEQUALITIES"<<std::endl; |
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131 | if (ineqs!=NULL) |
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132 | { |
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133 | s<<ineqs<<std::endl; |
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134 | omFree(ineqs); |
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135 | } |
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136 | |
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137 | gfan::ZMatrix e=c->getEquations(); |
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138 | char* eqs = toString(e); |
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139 | if (c->areImpliedEquationsKnown()) |
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140 | s<<"LINEAR_SPAN"<<std::endl; |
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141 | else |
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142 | s<<"EQUATIONS"<<std::endl; |
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143 | if (eqs!=NULL) |
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144 | { |
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145 | s<<eqs<<std::endl; |
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146 | omFree(eqs); |
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147 | } |
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148 | |
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149 | if (c->areExtremeRaysKnown()) |
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150 | { |
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151 | gfan::ZMatrix r=c->extremeRays(); |
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152 | char* rs = toString(r); |
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153 | s<<"RAYS"<<std::endl; |
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154 | if (rs!=NULL) |
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155 | { |
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156 | s<<rs<<std::endl; |
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157 | omFree(rs); |
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158 | } |
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159 | gfan::ZMatrix l=c->generatorsOfLinealitySpace(); |
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160 | char* ls = toString(l); |
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161 | s<<"LINEALITY_SPACE"<<std::endl; |
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162 | if (ls!=NULL) |
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163 | { |
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164 | s<<ls<<std::endl; |
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165 | omFree(ls); |
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166 | } |
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167 | } |
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168 | |
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169 | return s.str(); |
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170 | } |
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171 | |
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172 | void* bbcone_Init(blackbox *b) |
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173 | { |
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174 | return (void*)(new gfan::ZCone()); |
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175 | } |
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176 | |
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177 | BOOLEAN bbcone_Assign(leftv l, leftv r) |
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178 | { |
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179 | gfan::ZCone* newZc; |
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180 | if (r==NULL) |
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181 | { |
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182 | if (l->Data()!=NULL) |
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183 | { |
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184 | gfan::ZCone* zd = (gfan::ZCone*)l->Data(); |
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185 | delete zd; |
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186 | } |
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187 | newZc = new gfan::ZCone(); |
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188 | } |
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189 | else if (r->Typ()==l->Typ()) |
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190 | { |
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191 | if (l->Data()!=NULL) |
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192 | { |
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193 | gfan::ZCone* zd = (gfan::ZCone*)l->Data(); |
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194 | delete zd; |
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195 | } |
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196 | gfan::ZCone* zc = (gfan::ZCone*)r->Data(); |
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197 | newZc = new gfan::ZCone(*zc); |
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198 | } |
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199 | else if (r->Typ()==INT_CMD) |
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200 | { |
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201 | int ambientDim = (int)(long)r->Data(); |
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202 | if (ambientDim < 0) |
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203 | { |
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204 | Werror("expected an int >= 0, but got %d", ambientDim); |
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205 | return TRUE; |
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206 | } |
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207 | if (l->Data()!=NULL) |
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208 | { |
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209 | gfan::ZCone* zd = (gfan::ZCone*)l->Data(); |
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210 | delete zd; |
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211 | } |
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212 | newZc = new gfan::ZCone(ambientDim); |
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213 | } |
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214 | else |
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215 | { |
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216 | Werror("assign Type(%d) = Type(%d) not implemented",l->Typ(),r->Typ()); |
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217 | return TRUE; |
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218 | } |
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219 | |
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220 | if (l->rtyp==IDHDL) |
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221 | { |
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222 | IDDATA((idhdl)l->data)=(char*) newZc; |
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223 | } |
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224 | else |
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225 | { |
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226 | l->data=(void *)newZc; |
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227 | } |
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228 | return FALSE; |
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229 | } |
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230 | |
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231 | char * bbcone_String(blackbox *b, void *d) |
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232 | { |
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233 | if (d==NULL) return omStrDup("invalid object"); |
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234 | else |
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235 | { |
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236 | std::string s=toString((gfan::ZCone*) d); |
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237 | return omStrDup(s.c_str()); |
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238 | } |
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239 | } |
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240 | |
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241 | void bbcone_destroy(blackbox *b, void *d) |
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242 | { |
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243 | if (d!=NULL) |
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244 | { |
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245 | gfan::ZCone* zc = (gfan::ZCone*) d; |
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246 | delete zc; |
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247 | } |
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248 | } |
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249 | |
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250 | void* bbcone_Copy(blackbox*b, void *d) |
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251 | { |
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252 | gfan::ZCone* zc = (gfan::ZCone*)d; |
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253 | gfan::ZCone* newZc = new gfan::ZCone(*zc); |
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254 | return newZc; |
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255 | } |
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256 | |
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257 | static BOOLEAN bbcone_Op2(int op, leftv res, leftv i1, leftv i2) |
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258 | { |
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259 | gfan::ZCone* zp = (gfan::ZCone*) i1->Data(); |
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260 | switch(op) |
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261 | { |
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262 | case '&': |
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263 | { |
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264 | if (i2->Typ()==coneID) |
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265 | { |
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266 | gfan::ZCone* zq = (gfan::ZCone*) i2->Data(); |
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267 | int d1 = zp->ambientDimension(); |
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268 | int d2 = zq->ambientDimension(); |
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269 | if (d1 != d2) |
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270 | { |
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271 | WerrorS("mismatching ambient dimensions"); |
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272 | return TRUE; |
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273 | } |
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274 | gfan::ZCone* zs = new gfan::ZCone(); |
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275 | *zs = gfan::intersection(*zp, *zq); |
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276 | zs->canonicalize(); |
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277 | res->rtyp = coneID; |
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278 | res->data = (void*) zs; |
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279 | return FALSE; |
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280 | } |
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281 | return blackboxDefaultOp2(op,res,i1,i2); |
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282 | } |
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283 | case '|': |
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284 | { |
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285 | if(i2->Typ()==coneID) |
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286 | { |
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287 | gfan::ZCone* zq = (gfan::ZCone*) i2->Data(); |
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288 | int d1 = zp->ambientDimension(); |
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289 | int d2 = zq->ambientDimension(); |
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290 | if (d1 != d2) |
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291 | { |
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292 | WerrorS("mismatching ambient dimensions"); |
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293 | return TRUE; |
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294 | } |
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295 | gfan::ZMatrix rays = zp->extremeRays(); |
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296 | rays.append(zq->extremeRays()); |
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297 | gfan::ZMatrix lineality = zp->generatorsOfLinealitySpace(); |
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298 | lineality.append(zq->generatorsOfLinealitySpace()); |
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299 | gfan::ZCone* zs = new gfan::ZCone(); |
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300 | *zs = gfan::ZCone::givenByRays(rays,lineality); |
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301 | zs->canonicalize(); |
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302 | res->rtyp = coneID; |
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303 | res->data = (void*) zs; |
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304 | return FALSE; |
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305 | } |
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306 | return blackboxDefaultOp2(op,res,i1,i2); |
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307 | } |
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308 | case EQUAL_EQUAL: |
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309 | { |
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310 | if(i2->Typ()==coneID) |
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311 | { |
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312 | gfan::ZCone* zq = (gfan::ZCone*) i2->Data(); |
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313 | zp->canonicalize(); |
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314 | zq->canonicalize(); |
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315 | bool b = !((*zp)!=(*zq)); |
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316 | res->rtyp = INT_CMD; |
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317 | res->data = (void*) b; |
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318 | return FALSE; |
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319 | } |
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320 | return blackboxDefaultOp2(op,res,i1,i2); |
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321 | } |
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322 | default: |
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323 | return blackboxDefaultOp2(op,res,i1,i2); |
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324 | } |
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325 | return blackboxDefaultOp2(op,res,i1,i2); |
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326 | } |
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327 | |
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328 | |
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329 | /* singular wrapper for gfanlib functions */ |
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330 | static BOOLEAN jjCONENORMALS1(leftv res, leftv v) |
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331 | { |
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332 | /* method for generating a cone object from inequalities; |
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333 | valid parametrizations: (intmat) */ |
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334 | bigintmat* ineq = NULL; |
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335 | if (v->Typ() == INTMAT_CMD) |
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336 | { |
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337 | intvec* ineq0 = (intvec*) v->Data(); |
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338 | ineq = iv2bim(ineq0,coeffs_BIGINT); |
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339 | } |
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340 | else |
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341 | ineq = (bigintmat*) v->Data(); |
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342 | gfan::ZMatrix* zm = bigintmatToZMatrix(ineq); |
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343 | gfan::ZCone* zc = new gfan::ZCone(*zm, gfan::ZMatrix(0, zm->getWidth())); |
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344 | delete zm; |
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345 | if (v->Typ() == INTMAT_CMD) |
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346 | delete ineq; |
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347 | res->rtyp = coneID; |
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348 | res->data = (void*) zc; |
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349 | return FALSE; |
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350 | } |
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351 | |
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352 | static BOOLEAN jjCONENORMALS2(leftv res, leftv u, leftv v) |
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353 | { |
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354 | /* method for generating a cone object from iequalities, |
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355 | and equations (...) |
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356 | valid parametrizations: (intmat, intmat) |
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357 | Errors will be invoked in the following cases: |
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358 | - u and v have different numbers of columns */ |
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359 | bigintmat* ineq = NULL; bigintmat* eq = NULL; |
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360 | if (u->Typ() == INTMAT_CMD) |
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361 | { |
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362 | intvec* ineq0 = (intvec*) u->Data(); |
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363 | ineq = iv2bim(ineq0,coeffs_BIGINT); |
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364 | } |
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365 | else |
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366 | ineq = (bigintmat*) u->Data(); |
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367 | if (v->Typ() == INTMAT_CMD) |
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368 | { |
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369 | intvec* eq0 = (intvec*) v->Data(); |
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370 | eq = iv2bim(eq0,coeffs_BIGINT); |
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371 | } |
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372 | else |
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373 | eq = (bigintmat*) v->Data(); |
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374 | |
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375 | if (ineq->cols() != eq->cols()) |
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376 | { |
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377 | Werror("expected same number of columns but got %d vs. %d", |
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378 | ineq->cols(), eq->cols()); |
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379 | return TRUE; |
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380 | } |
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381 | gfan::ZMatrix* zm1 = bigintmatToZMatrix(ineq); |
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382 | gfan::ZMatrix* zm2 = bigintmatToZMatrix(eq); |
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383 | gfan::ZCone* zc = new gfan::ZCone(*zm1, *zm2); |
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384 | delete zm1; |
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385 | delete zm2; |
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386 | if (u->Typ() == INTMAT_CMD) |
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387 | delete ineq; |
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388 | if (v->Typ() == INTMAT_CMD) |
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389 | delete eq; |
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390 | res->rtyp = coneID; |
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391 | res->data = (void*) zc; |
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392 | return FALSE; |
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393 | } |
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394 | |
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395 | static BOOLEAN jjCONENORMALS3(leftv res, leftv u, leftv v, leftv w) |
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396 | { |
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397 | /* method for generating a cone object from inequalities, equations, |
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398 | and an integer k; |
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399 | valid parametrizations: (intmat, intmat, int); |
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400 | Errors will be invoked in the following cases: |
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401 | - u and v have different numbers of columns, |
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402 | - k not in [0..3]; |
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403 | if the 2^0-bit of k is set, then ... */ |
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404 | bigintmat* ineq = NULL; bigintmat* eq = NULL; |
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405 | if (u->Typ() == INTMAT_CMD) |
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406 | { |
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407 | intvec* ineq0 = (intvec*) u->Data(); |
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408 | ineq = iv2bim(ineq0,coeffs_BIGINT); |
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409 | } |
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410 | else |
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411 | ineq = (bigintmat*) u->Data(); |
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412 | if (v->Typ() == INTMAT_CMD) |
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413 | { |
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414 | intvec* eq0 = (intvec*) v->Data(); |
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415 | eq = iv2bim(eq0,coeffs_BIGINT); |
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416 | } |
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417 | else |
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418 | eq = (bigintmat*) v->Data(); |
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419 | if (ineq->cols() != eq->cols()) |
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420 | { |
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421 | Werror("expected same number of columns but got %d vs. %d", |
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422 | ineq->cols(), eq->cols()); |
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423 | return TRUE; |
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424 | } |
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425 | int k = (int)(long)w->Data(); |
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426 | if ((k < 0) || (k > 3)) |
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427 | { |
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428 | WerrorS("expected int argument in [0..3]"); |
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429 | return TRUE; |
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430 | } |
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431 | gfan::ZMatrix* zm1 = bigintmatToZMatrix(ineq); |
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432 | gfan::ZMatrix* zm2 = bigintmatToZMatrix(eq); |
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433 | gfan::ZCone* zc = new gfan::ZCone(*zm1, *zm2, k); |
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434 | delete zm1; |
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435 | delete zm2; |
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436 | if (u->Typ() == INTMAT_CMD) |
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437 | delete ineq; |
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438 | if (v->Typ() == INTMAT_CMD) |
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439 | delete eq; |
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440 | res->rtyp = coneID; |
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441 | res->data = (void*) zc; |
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442 | return FALSE; |
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443 | } |
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444 | |
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445 | BOOLEAN coneViaNormals(leftv res, leftv args) |
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446 | { |
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447 | leftv u = args; |
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448 | if ((u != NULL) && ((u->Typ() == BIGINTMAT_CMD) || (u->Typ() == INTMAT_CMD))) |
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449 | { |
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450 | if (u->next == NULL) return jjCONENORMALS1(res, u); |
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451 | } |
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452 | leftv v = u->next; |
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453 | if ((v != NULL) && ((v->Typ() == BIGINTMAT_CMD) || (v->Typ() == INTMAT_CMD))) |
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454 | { |
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455 | if (v->next == NULL) return jjCONENORMALS2(res, u, v); |
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456 | } |
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457 | leftv w = v->next; |
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458 | if ((w != NULL) && (w->Typ() == INT_CMD)) |
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459 | { |
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460 | if (w->next == NULL) return jjCONENORMALS3(res, u, v, w); |
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461 | } |
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462 | WerrorS("coneViaInequalities: unexpected parameters"); |
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463 | return TRUE; |
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464 | } |
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465 | |
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466 | static BOOLEAN jjCONERAYS1(leftv res, leftv v) |
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467 | { |
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468 | /* method for generating a cone object from half-lines |
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469 | (cone = convex hull of the half-lines; note: there may be |
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470 | entire lines in the cone); |
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471 | valid parametrizations: (intmat) */ |
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472 | bigintmat* rays = NULL; |
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473 | if (v->Typ() == INTMAT_CMD) |
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474 | { |
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475 | intvec* rays0 = (intvec*) v->Data(); |
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476 | rays = iv2bim(rays0,coeffs_BIGINT); |
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477 | } |
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478 | else |
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479 | rays = (bigintmat*) v->Data(); |
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480 | |
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481 | gfan::ZMatrix* zm = bigintmatToZMatrix(rays); |
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482 | gfan::ZCone* zc = new gfan::ZCone(); |
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483 | *zc = gfan::ZCone::givenByRays(*zm, gfan::ZMatrix(0, zm->getWidth())); |
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484 | res->rtyp = coneID; |
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485 | res->data = (void*) zc; |
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486 | |
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487 | delete zm; |
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488 | if (v->Typ() == INTMAT_CMD) |
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489 | delete rays; |
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490 | return FALSE; |
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491 | } |
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492 | |
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493 | static BOOLEAN jjCONERAYS2(leftv res, leftv u, leftv v) |
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494 | { |
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495 | /* method for generating a cone object from half-lines, |
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496 | and lines (any point in the cone being the sum of a point |
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497 | in the convex hull of the half-lines and a point in the span |
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498 | of the lines; the second argument may contain or entirely consist |
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499 | of zero rows); |
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500 | valid parametrizations: (intmat, intmat) |
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501 | Errors will be invoked in the following cases: |
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502 | - u and v have different numbers of columns */ |
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503 | bigintmat* rays = NULL; bigintmat* linSpace = NULL; |
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504 | if (u->Typ() == INTMAT_CMD) |
---|
505 | { |
---|
506 | intvec* rays0 = (intvec*) u->Data(); |
---|
507 | rays = iv2bim(rays0,coeffs_BIGINT); |
---|
508 | } |
---|
509 | else |
---|
510 | rays = (bigintmat*) u->Data(); |
---|
511 | if (v->Typ() == INTMAT_CMD) |
---|
512 | { |
---|
513 | intvec* linSpace0 = (intvec*) v->Data(); |
---|
514 | linSpace = iv2bim(linSpace0,coeffs_BIGINT); |
---|
515 | } |
---|
516 | else |
---|
517 | linSpace = (bigintmat*) v->Data(); |
---|
518 | |
---|
519 | if (rays->cols() != linSpace->cols()) |
---|
520 | { |
---|
521 | Werror("expected same number of columns but got %d vs. %d", |
---|
522 | rays->cols(), linSpace->cols()); |
---|
523 | return TRUE; |
---|
524 | } |
---|
525 | gfan::ZMatrix* zm1 = bigintmatToZMatrix(rays); |
---|
526 | gfan::ZMatrix* zm2 = bigintmatToZMatrix(linSpace); |
---|
527 | gfan::ZCone* zc = new gfan::ZCone(); |
---|
528 | *zc = gfan::ZCone::givenByRays(*zm1, *zm2); |
---|
529 | res->rtyp = coneID; |
---|
530 | res->data = (void*) zc; |
---|
531 | |
---|
532 | delete zm1; |
---|
533 | delete zm2; |
---|
534 | if (u->Typ() == INTMAT_CMD) |
---|
535 | delete rays; |
---|
536 | if (v->Typ() == INTMAT_CMD) |
---|
537 | delete linSpace; |
---|
538 | return FALSE; |
---|
539 | } |
---|
540 | |
---|
541 | static BOOLEAN jjCONERAYS3(leftv res, leftv u, leftv v, leftv w) |
---|
542 | { |
---|
543 | /* method for generating a cone object from half-lines, |
---|
544 | and lines (any point in the cone being the sum of a point |
---|
545 | in the convex hull of the half-lines and a point in the span |
---|
546 | of the lines), and an integer k; |
---|
547 | valid parametrizations: (intmat, intmat, int); |
---|
548 | Errors will be invoked in the following cases: |
---|
549 | - u and v have different numbers of columns, |
---|
550 | - k not in [0..3]; |
---|
551 | if the 2^0-bit of k is set, then the lineality space is known |
---|
552 | to be the span of the provided lines; |
---|
553 | if the 2^1-bit of k is set, then the extreme rays are known: |
---|
554 | each half-line spans a (different) extreme ray */ |
---|
555 | bigintmat* rays = NULL; bigintmat* linSpace = NULL; |
---|
556 | if (u->Typ() == INTMAT_CMD) |
---|
557 | { |
---|
558 | intvec* rays0 = (intvec*) u->Data(); |
---|
559 | rays = iv2bim(rays0,coeffs_BIGINT); |
---|
560 | } |
---|
561 | else |
---|
562 | rays = (bigintmat*) u->Data(); |
---|
563 | if (v->Typ() == INTMAT_CMD) |
---|
564 | { |
---|
565 | intvec* linSpace0 = (intvec*) v->Data(); |
---|
566 | linSpace = iv2bim(linSpace0,coeffs_BIGINT); |
---|
567 | } |
---|
568 | else |
---|
569 | linSpace = (bigintmat*) v->Data(); |
---|
570 | |
---|
571 | if (rays->cols() != linSpace->cols()) |
---|
572 | { |
---|
573 | Werror("expected same number of columns but got %d vs. %d", |
---|
574 | rays->cols(), linSpace->cols()); |
---|
575 | return TRUE; |
---|
576 | } |
---|
577 | int k = (int)(long)w->Data(); |
---|
578 | if ((k < 0) || (k > 3)) |
---|
579 | { |
---|
580 | WerrorS("expected int argument in [0..3]"); |
---|
581 | return TRUE; |
---|
582 | } |
---|
583 | gfan::ZMatrix* zm1 = bigintmatToZMatrix(rays); |
---|
584 | gfan::ZMatrix* zm2 = bigintmatToZMatrix(linSpace); |
---|
585 | gfan::ZCone* zc = new gfan::ZCone(); |
---|
586 | *zc = gfan::ZCone::givenByRays(*zm1, *zm2); |
---|
587 | //k should be passed on to zc; not available yet |
---|
588 | res->rtyp = coneID; |
---|
589 | res->data = (void*) zc; |
---|
590 | |
---|
591 | delete zm1; |
---|
592 | delete zm2; |
---|
593 | if (u->Typ() == INTMAT_CMD) |
---|
594 | delete rays; |
---|
595 | if (v->Typ() == INTMAT_CMD) |
---|
596 | delete linSpace; |
---|
597 | return FALSE; |
---|
598 | } |
---|
599 | |
---|
600 | BOOLEAN coneViaRays(leftv res, leftv args) |
---|
601 | { |
---|
602 | leftv u = args; |
---|
603 | if ((u != NULL) && ((u->Typ() == BIGINTMAT_CMD) || (u->Typ() == INTMAT_CMD))) |
---|
604 | { |
---|
605 | if (u->next == NULL) return jjCONERAYS1(res, u); |
---|
606 | leftv v = u->next; |
---|
607 | if ((v != NULL) && ((v->Typ() == BIGINTMAT_CMD) || (v->Typ() == INTMAT_CMD))) |
---|
608 | { |
---|
609 | if (v->next == NULL) return jjCONERAYS2(res, u, v); |
---|
610 | leftv w = v->next; |
---|
611 | if ((w != NULL) && (w->Typ() == INT_CMD)) |
---|
612 | { |
---|
613 | if (w->next == NULL) return jjCONERAYS3(res, u, v, w); |
---|
614 | } |
---|
615 | } |
---|
616 | } |
---|
617 | WerrorS("coneViaPoints: unexpected parameters"); |
---|
618 | return TRUE; |
---|
619 | } |
---|
620 | |
---|
621 | BOOLEAN inequalities(leftv res, leftv args) |
---|
622 | { |
---|
623 | leftv u = args; |
---|
624 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
625 | { |
---|
626 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
627 | |
---|
628 | gfan::ZMatrix zmat = zc->getInequalities(); |
---|
629 | res->rtyp = BIGINTMAT_CMD; |
---|
630 | res->data = (void*) zMatrixToBigintmat(zmat); |
---|
631 | return FALSE; |
---|
632 | } |
---|
633 | WerrorS("inequalities: unexpected parameters"); |
---|
634 | return TRUE; |
---|
635 | } |
---|
636 | |
---|
637 | BOOLEAN equations(leftv res, leftv args) |
---|
638 | { |
---|
639 | leftv u = args; |
---|
640 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
641 | { |
---|
642 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
643 | gfan::ZMatrix zmat = zc->getEquations(); |
---|
644 | res->rtyp = BIGINTMAT_CMD; |
---|
645 | res->data = (void*) zMatrixToBigintmat(zmat); |
---|
646 | return FALSE; |
---|
647 | } |
---|
648 | WerrorS("equations: unexpected parameters"); |
---|
649 | return TRUE; |
---|
650 | } |
---|
651 | |
---|
652 | BOOLEAN facets(leftv res, leftv args) |
---|
653 | { |
---|
654 | leftv u = args; |
---|
655 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
656 | { |
---|
657 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
658 | gfan::ZMatrix zm = zc->getFacets(); |
---|
659 | res->rtyp = BIGINTMAT_CMD; |
---|
660 | res->data = (void*) zMatrixToBigintmat(zm); |
---|
661 | return FALSE; |
---|
662 | } |
---|
663 | if ((u != NULL) && (u->Typ() == polytopeID)) |
---|
664 | { |
---|
665 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
666 | res->rtyp = BIGINTMAT_CMD; |
---|
667 | res->data = (void*) getFacetNormals(zc); |
---|
668 | return FALSE; |
---|
669 | } |
---|
670 | WerrorS("facets: unexpected parameters"); |
---|
671 | return TRUE; |
---|
672 | } |
---|
673 | |
---|
674 | BOOLEAN impliedEquations(leftv res, leftv args) |
---|
675 | { |
---|
676 | leftv u = args; |
---|
677 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
678 | { |
---|
679 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
680 | gfan::ZMatrix zmat = zc->getImpliedEquations(); |
---|
681 | res->rtyp = BIGINTMAT_CMD; |
---|
682 | res->data = (void*) zMatrixToBigintmat(zmat); |
---|
683 | return FALSE; |
---|
684 | } |
---|
685 | WerrorS("span: unexpected parameters"); |
---|
686 | return TRUE; |
---|
687 | } |
---|
688 | |
---|
689 | BOOLEAN generatorsOfSpan(leftv res, leftv args) |
---|
690 | { |
---|
691 | leftv u = args; |
---|
692 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
693 | { |
---|
694 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
695 | gfan::ZMatrix zmat = zc->generatorsOfSpan(); |
---|
696 | res->rtyp = BIGINTMAT_CMD; |
---|
697 | res->data = (void*) zMatrixToBigintmat(zmat); |
---|
698 | return FALSE; |
---|
699 | } |
---|
700 | WerrorS("generatorsOfSpan: unexpected parameters"); |
---|
701 | return TRUE; |
---|
702 | } |
---|
703 | |
---|
704 | BOOLEAN generatorsOfLinealitySpace(leftv res, leftv args) |
---|
705 | { |
---|
706 | leftv u = args; |
---|
707 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
708 | { |
---|
709 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
710 | gfan::ZMatrix zmat = zc->generatorsOfLinealitySpace(); |
---|
711 | res->rtyp = BIGINTMAT_CMD; |
---|
712 | res->data = (void*) zMatrixToBigintmat(zmat); |
---|
713 | return FALSE; |
---|
714 | } |
---|
715 | WerrorS("generatorsOfLinealitySpace: unexpected parameters"); |
---|
716 | return TRUE; |
---|
717 | } |
---|
718 | |
---|
719 | BOOLEAN rays(leftv res, leftv args) |
---|
720 | { |
---|
721 | leftv u = args; |
---|
722 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
723 | { |
---|
724 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
725 | gfan::ZMatrix zm = zc->extremeRays(); |
---|
726 | res->rtyp = BIGINTMAT_CMD; |
---|
727 | res->data = (void*)zMatrixToBigintmat(zm); |
---|
728 | return FALSE; |
---|
729 | } |
---|
730 | if ((u != NULL) && (u->Typ() == fanID)) |
---|
731 | { |
---|
732 | gfan::ZFan* zf = (gfan::ZFan*)u->Data(); |
---|
733 | gfan::ZMatrix zmat = rays(zf); |
---|
734 | res->rtyp = BIGINTMAT_CMD; |
---|
735 | res->data = (void*) zMatrixToBigintmat(zmat); |
---|
736 | return FALSE; |
---|
737 | } |
---|
738 | WerrorS("rays: unexpected parameters"); |
---|
739 | return TRUE; |
---|
740 | } |
---|
741 | |
---|
742 | BOOLEAN quotientLatticeBasis(leftv res, leftv args) |
---|
743 | { |
---|
744 | leftv u = args; |
---|
745 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
746 | { |
---|
747 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
748 | gfan::ZMatrix zmat = zc->quotientLatticeBasis(); |
---|
749 | res->rtyp = BIGINTMAT_CMD; |
---|
750 | res->data = (void*) zMatrixToBigintmat(zmat); |
---|
751 | return FALSE; |
---|
752 | } |
---|
753 | WerrorS("quotientLatticeBasis: unexpected parameters"); |
---|
754 | return TRUE; |
---|
755 | } |
---|
756 | |
---|
757 | BOOLEAN getLinearForms(leftv res, leftv args) |
---|
758 | { |
---|
759 | leftv u = args; |
---|
760 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
761 | { |
---|
762 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
763 | gfan::ZMatrix zmat = zc->getLinearForms(); |
---|
764 | res->rtyp = BIGINTMAT_CMD; |
---|
765 | res->data = (void*) zMatrixToBigintmat(zmat); |
---|
766 | return FALSE; |
---|
767 | } |
---|
768 | WerrorS("getLinearForms: unexpected parameters"); |
---|
769 | return TRUE; |
---|
770 | } |
---|
771 | |
---|
772 | BOOLEAN ambientDimension(leftv res, leftv args) |
---|
773 | { |
---|
774 | leftv u=args; |
---|
775 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
776 | { |
---|
777 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
778 | res->rtyp = INT_CMD; |
---|
779 | res->data = (void*) (long) zc->ambientDimension(); |
---|
780 | return FALSE; |
---|
781 | } |
---|
782 | if ((u != NULL) && (u->Typ() == fanID)) |
---|
783 | { |
---|
784 | gfan::ZFan* zf = (gfan::ZFan*)u->Data(); |
---|
785 | res->rtyp = INT_CMD; |
---|
786 | res->data = (void*) (long) getAmbientDimension(zf); |
---|
787 | return FALSE; |
---|
788 | } |
---|
789 | if ((u != NULL) && (u->Typ() == polytopeID)) |
---|
790 | { |
---|
791 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
792 | res->rtyp = INT_CMD; |
---|
793 | res->data = (void*) (long) getAmbientDimension(zc); |
---|
794 | return FALSE; |
---|
795 | } |
---|
796 | WerrorS("ambientDimension: unexpected parameters"); |
---|
797 | return TRUE; |
---|
798 | } |
---|
799 | |
---|
800 | BOOLEAN dimension(leftv res, leftv args) |
---|
801 | { |
---|
802 | leftv u=args; |
---|
803 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
804 | { |
---|
805 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
806 | res->rtyp = INT_CMD; |
---|
807 | res->data = (void*) (long) zc->dimension(); |
---|
808 | return FALSE; |
---|
809 | } |
---|
810 | if ((u != NULL) && (u->Typ() == fanID)) |
---|
811 | { |
---|
812 | gfan::ZFan* zf = (gfan::ZFan*)u->Data(); |
---|
813 | res->rtyp = INT_CMD; |
---|
814 | res->data = (void*) (long) getDimension(zf); |
---|
815 | return FALSE; |
---|
816 | } |
---|
817 | if ((u != NULL) && (u->Typ() == polytopeID)) |
---|
818 | { |
---|
819 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
820 | res->rtyp = INT_CMD; |
---|
821 | res->data = (void*) (long) getDimension(zc); |
---|
822 | return FALSE; |
---|
823 | } |
---|
824 | WerrorS("dimension: unexpected parameters"); |
---|
825 | return TRUE; |
---|
826 | } |
---|
827 | |
---|
828 | BOOLEAN codimension(leftv res, leftv args) |
---|
829 | { |
---|
830 | leftv u=args; |
---|
831 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
832 | { |
---|
833 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
834 | res->rtyp = INT_CMD; |
---|
835 | res->data = (void*) (long) zc->codimension(); |
---|
836 | return FALSE; |
---|
837 | } |
---|
838 | if ((u != NULL) && (u->Typ() == fanID)) |
---|
839 | { |
---|
840 | gfan::ZFan* zf = (gfan::ZFan*)u->Data(); |
---|
841 | res->rtyp = INT_CMD; |
---|
842 | res->data = (void*) (long) getCodimension(zf); |
---|
843 | return FALSE; |
---|
844 | } |
---|
845 | if ((u != NULL) && (u->Typ() == polytopeID)) |
---|
846 | { |
---|
847 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
848 | res->rtyp = INT_CMD; |
---|
849 | res->data = (void*) (long) getCodimension(zc); |
---|
850 | return FALSE; |
---|
851 | } |
---|
852 | WerrorS("getCodimension: unexpected parameters"); |
---|
853 | return TRUE; |
---|
854 | } |
---|
855 | |
---|
856 | BOOLEAN linealityDimension(leftv res, leftv args) |
---|
857 | { |
---|
858 | leftv u=args; |
---|
859 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
860 | { |
---|
861 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
862 | res->rtyp = INT_CMD; |
---|
863 | res->data = (void*) (long) zc->dimensionOfLinealitySpace(); |
---|
864 | return FALSE; |
---|
865 | } |
---|
866 | if ((u != NULL) && (u->Typ() == fanID)) |
---|
867 | { |
---|
868 | gfan::ZFan* zf = (gfan::ZFan*)u->Data(); |
---|
869 | res->rtyp = INT_CMD; |
---|
870 | res->data = (void*) (long) getLinealityDimension(zf); |
---|
871 | return FALSE; |
---|
872 | } |
---|
873 | WerrorS("linealityDimension: unexpected parameters"); |
---|
874 | return TRUE; |
---|
875 | } |
---|
876 | |
---|
877 | BOOLEAN getMultiplicity(leftv res, leftv args) |
---|
878 | { |
---|
879 | leftv u = args; |
---|
880 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
881 | { |
---|
882 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
883 | number i = integerToNumber(zc->getMultiplicity()); |
---|
884 | res->rtyp = BIGINT_CMD; |
---|
885 | res->data = (void*) i; |
---|
886 | return FALSE; |
---|
887 | } |
---|
888 | WerrorS("getMultiplicity: unexpected parameters"); |
---|
889 | return TRUE; |
---|
890 | } |
---|
891 | |
---|
892 | BOOLEAN isOrigin(leftv res, leftv args) |
---|
893 | { |
---|
894 | leftv u = args; |
---|
895 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
896 | { |
---|
897 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
898 | int i = zc->isOrigin(); |
---|
899 | res->rtyp = INT_CMD; |
---|
900 | res->data = (void*) (long) i; |
---|
901 | return FALSE; |
---|
902 | } |
---|
903 | WerrorS("isOrigin: unexpected parameters"); |
---|
904 | return TRUE; |
---|
905 | } |
---|
906 | |
---|
907 | BOOLEAN isFullSpace(leftv res, leftv args) |
---|
908 | { |
---|
909 | leftv u = args; |
---|
910 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
911 | { |
---|
912 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
913 | int i = zc->isFullSpace(); |
---|
914 | res->rtyp = INT_CMD; |
---|
915 | res->data = (void*) (long) i; |
---|
916 | return FALSE; |
---|
917 | } |
---|
918 | WerrorS("isFullSpace: unexpected parameters"); |
---|
919 | return TRUE; |
---|
920 | } |
---|
921 | |
---|
922 | BOOLEAN isSimplicial(leftv res, leftv args) |
---|
923 | { |
---|
924 | leftv u=args; |
---|
925 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
926 | { |
---|
927 | gfan::ZCone* zc = (gfan::ZCone*) u->Data(); |
---|
928 | int b = zc->isSimplicial(); |
---|
929 | res->rtyp = INT_CMD; |
---|
930 | res->data = (void*) (long) b; |
---|
931 | return FALSE; |
---|
932 | } |
---|
933 | if ((u != NULL) && (u->Typ() == fanID)) |
---|
934 | { |
---|
935 | gfan::ZFan* zf = (gfan::ZFan*) u->Data(); |
---|
936 | bool b = isSimplicial(zf); |
---|
937 | res->rtyp = INT_CMD; |
---|
938 | res->data = (void*) (long) b; |
---|
939 | return FALSE; |
---|
940 | } |
---|
941 | WerrorS("isSimplicial: unexpected parameters"); |
---|
942 | return TRUE; |
---|
943 | } |
---|
944 | |
---|
945 | BOOLEAN containsPositiveVector(leftv res, leftv args) |
---|
946 | { |
---|
947 | leftv u = args; |
---|
948 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
949 | { |
---|
950 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
951 | int i = zc->containsPositiveVector(); |
---|
952 | res->rtyp = INT_CMD; |
---|
953 | res->data = (void*) (long) i; |
---|
954 | return FALSE; |
---|
955 | } |
---|
956 | WerrorS("containsPositiveVector: unexpected parameters"); |
---|
957 | return TRUE; |
---|
958 | } |
---|
959 | |
---|
960 | BOOLEAN linealitySpace(leftv res, leftv args) |
---|
961 | { |
---|
962 | leftv u = args; |
---|
963 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
964 | { |
---|
965 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
966 | gfan::ZCone* zd = new gfan::ZCone(zc->linealitySpace()); |
---|
967 | res->rtyp = coneID; |
---|
968 | res->data = (void*) zd; |
---|
969 | return FALSE; |
---|
970 | } |
---|
971 | WerrorS("linealitySpace: unexpected parameters"); |
---|
972 | return TRUE; |
---|
973 | } |
---|
974 | |
---|
975 | BOOLEAN dualCone(leftv res, leftv args) |
---|
976 | { |
---|
977 | leftv u = args; |
---|
978 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
979 | { |
---|
980 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
981 | gfan::ZCone* zd = new gfan::ZCone(zc->dualCone()); |
---|
982 | res->rtyp = coneID; |
---|
983 | res->data = (void*) zd; |
---|
984 | return FALSE; |
---|
985 | } |
---|
986 | WerrorS("dual: unexpected parameters"); |
---|
987 | return TRUE; |
---|
988 | } |
---|
989 | |
---|
990 | BOOLEAN negatedCone(leftv res, leftv args) |
---|
991 | { |
---|
992 | leftv u = args; |
---|
993 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
994 | { |
---|
995 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
996 | gfan::ZCone* zd = new gfan::ZCone(zc->negated()); |
---|
997 | res->rtyp = coneID; |
---|
998 | res->data = (void*) zd; |
---|
999 | return FALSE; |
---|
1000 | } |
---|
1001 | WerrorS("negatedCone: unexpected parameters"); |
---|
1002 | return TRUE; |
---|
1003 | } |
---|
1004 | |
---|
1005 | BOOLEAN semigroupGenerator(leftv res, leftv args) |
---|
1006 | { |
---|
1007 | leftv u = args; |
---|
1008 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1009 | { |
---|
1010 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
1011 | int d = zc->dimension(); |
---|
1012 | int dLS = zc->dimensionOfLinealitySpace(); |
---|
1013 | if (d == dLS + 1) |
---|
1014 | { |
---|
1015 | gfan::ZVector zv = zc->semiGroupGeneratorOfRay(); |
---|
1016 | res->rtyp = BIGINTMAT_CMD; |
---|
1017 | res->data = (void*) zVectorToBigintmat(zv); |
---|
1018 | return FALSE; |
---|
1019 | } |
---|
1020 | Werror("expected dim of cone one larger than dim of lin space\n" |
---|
1021 | "but got dimensions %d and %d", d, dLS); |
---|
1022 | } |
---|
1023 | WerrorS("semigroupGenerator: unexpected parameters"); |
---|
1024 | return TRUE; |
---|
1025 | } |
---|
1026 | |
---|
1027 | BOOLEAN relativeInteriorPoint(leftv res, leftv args) |
---|
1028 | { |
---|
1029 | leftv u = args; |
---|
1030 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1031 | { |
---|
1032 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
1033 | gfan::ZVector zv = zc->getRelativeInteriorPoint(); |
---|
1034 | res->rtyp = BIGINTMAT_CMD; |
---|
1035 | res->data = (void*) zVectorToBigintmat(zv); |
---|
1036 | return FALSE; |
---|
1037 | } |
---|
1038 | WerrorS("relativeInteriorPoint: unexpected parameters"); |
---|
1039 | return TRUE; |
---|
1040 | } |
---|
1041 | |
---|
1042 | BOOLEAN uniquePoint(leftv res, leftv args) |
---|
1043 | { |
---|
1044 | leftv u = args; |
---|
1045 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1046 | { |
---|
1047 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
1048 | gfan::ZVector zv = zc->getUniquePoint(); |
---|
1049 | res->rtyp = BIGINTMAT_CMD; |
---|
1050 | res->data = (void*) zVectorToBigintmat(zv); |
---|
1051 | return FALSE; |
---|
1052 | } |
---|
1053 | WerrorS("uniquePoint: unexpected parameters"); |
---|
1054 | return TRUE; |
---|
1055 | } |
---|
1056 | |
---|
1057 | gfan::ZVector randomPoint(const gfan::ZCone* zc) |
---|
1058 | { |
---|
1059 | gfan::ZMatrix rays = zc->extremeRays(); |
---|
1060 | gfan::ZVector rp = gfan::ZVector(zc->ambientDimension()); |
---|
1061 | for (int i=0; i<rays.getHeight(); i++) |
---|
1062 | { |
---|
1063 | int n = siRand(); |
---|
1064 | rp = rp + n * rays[i]; |
---|
1065 | } |
---|
1066 | return rp; |
---|
1067 | } |
---|
1068 | |
---|
1069 | BOOLEAN randomPoint(leftv res, leftv args) |
---|
1070 | { |
---|
1071 | leftv u = args; |
---|
1072 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1073 | { |
---|
1074 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
1075 | gfan::ZVector zv = randomPoint(zc); |
---|
1076 | res->rtyp = BIGINTMAT_CMD; |
---|
1077 | res->data = (void*) zVectorToBigintmat(zv); |
---|
1078 | return FALSE; |
---|
1079 | } |
---|
1080 | WerrorS("randomPoint: unexpected parameters"); |
---|
1081 | return TRUE; |
---|
1082 | } |
---|
1083 | |
---|
1084 | BOOLEAN setMultiplicity(leftv res, leftv args) |
---|
1085 | { |
---|
1086 | leftv u = args; |
---|
1087 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1088 | { |
---|
1089 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
1090 | leftv v = u->next; |
---|
1091 | if ((v != NULL) && (v->Typ() == INT_CMD)) |
---|
1092 | { |
---|
1093 | int val = (int)(long)v->Data(); |
---|
1094 | zc->setMultiplicity(gfan::Integer(val)); |
---|
1095 | res->rtyp = NONE; |
---|
1096 | res->data = NULL; |
---|
1097 | return FALSE; |
---|
1098 | } |
---|
1099 | } |
---|
1100 | WerrorS("setMultiplicity: unexpected parameters"); |
---|
1101 | return TRUE; |
---|
1102 | } |
---|
1103 | |
---|
1104 | BOOLEAN setLinearForms(leftv res, leftv args) |
---|
1105 | { |
---|
1106 | leftv u = args; |
---|
1107 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1108 | { |
---|
1109 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
1110 | leftv v = u->next; |
---|
1111 | if ((v != NULL) && ((v->Typ() == BIGINTMAT_CMD) || (v->Typ() == INTVEC_CMD))) |
---|
1112 | { |
---|
1113 | bigintmat* mat=NULL; |
---|
1114 | if (v->Typ() == INTVEC_CMD) |
---|
1115 | { |
---|
1116 | intvec* mat0 = (intvec*) v->Data(); |
---|
1117 | mat = iv2bim(mat0,coeffs_BIGINT)->transpose(); |
---|
1118 | } |
---|
1119 | else |
---|
1120 | mat = (bigintmat*) v->Data(); |
---|
1121 | gfan::ZMatrix* zm = bigintmatToZMatrix(mat); |
---|
1122 | zc->setLinearForms(*zm); |
---|
1123 | res->rtyp = NONE; |
---|
1124 | res->data = NULL; |
---|
1125 | |
---|
1126 | delete zm; |
---|
1127 | if (v->Typ() == INTVEC_CMD) |
---|
1128 | delete mat; |
---|
1129 | return FALSE; |
---|
1130 | } |
---|
1131 | } |
---|
1132 | WerrorS("setLinearForms: unexpected parameters"); |
---|
1133 | return TRUE; |
---|
1134 | } |
---|
1135 | |
---|
1136 | gfan::ZMatrix liftUp(const gfan::ZMatrix &zm) |
---|
1137 | { |
---|
1138 | int r=zm.getHeight(); |
---|
1139 | int c=zm.getWidth(); |
---|
1140 | gfan::ZMatrix zn(r+1,c+1); |
---|
1141 | zn[1][1]=1; |
---|
1142 | for (int i=0; i<r; i++) |
---|
1143 | for (int j=0; j<c; j++) |
---|
1144 | zn[i+1][j+1]=zm[i][j]; |
---|
1145 | return zn; |
---|
1146 | } |
---|
1147 | |
---|
1148 | gfan::ZCone liftUp(const gfan::ZCone &zc) |
---|
1149 | { |
---|
1150 | gfan::ZMatrix ineq=zc.getInequalities(); |
---|
1151 | gfan::ZMatrix eq=zc.getEquations(); |
---|
1152 | gfan::ZCone zd(liftUp(ineq),liftUp(eq)); |
---|
1153 | return zd; |
---|
1154 | } |
---|
1155 | |
---|
1156 | BOOLEAN coneToPolytope(leftv res, leftv args) |
---|
1157 | { |
---|
1158 | leftv u = args; |
---|
1159 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1160 | { |
---|
1161 | gfan::ZCone* zc = (gfan::ZCone*) u->Data(); |
---|
1162 | gfan::ZMatrix ineq=zc->getInequalities(); |
---|
1163 | gfan::ZMatrix eq=zc->getEquations(); |
---|
1164 | gfan::ZCone* zd = new gfan::ZCone(liftUp(ineq),liftUp(eq)); |
---|
1165 | res->rtyp = polytopeID; |
---|
1166 | res->data = (void*) zd; |
---|
1167 | return FALSE; |
---|
1168 | } |
---|
1169 | WerrorS("makePolytope: unexpected parameters"); |
---|
1170 | return TRUE; |
---|
1171 | } |
---|
1172 | |
---|
1173 | BOOLEAN intersectCones(leftv res, leftv args) |
---|
1174 | { |
---|
1175 | leftv u = args; |
---|
1176 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1177 | { |
---|
1178 | leftv v = u->next; |
---|
1179 | if ((v != NULL) && (v->Typ() == coneID)) |
---|
1180 | { |
---|
1181 | gfan::ZCone* zc1 = (gfan::ZCone*)u->Data(); |
---|
1182 | gfan::ZCone* zc2 = (gfan::ZCone*)v->Data(); |
---|
1183 | int d1 = zc1->ambientDimension(); |
---|
1184 | int d2 = zc2->ambientDimension(); |
---|
1185 | if (d1 != d2) |
---|
1186 | { |
---|
1187 | Werror("expected ambient dims of both cones to coincide\n" |
---|
1188 | "but got %d and %d", d1, d2); |
---|
1189 | return TRUE; |
---|
1190 | } |
---|
1191 | gfan::ZCone zc3 = gfan::intersection(*zc1, *zc2); |
---|
1192 | zc3.canonicalize(); |
---|
1193 | res->rtyp = coneID; |
---|
1194 | res->data = (void *)new gfan::ZCone(zc3); |
---|
1195 | return FALSE; |
---|
1196 | } |
---|
1197 | if ((v != NULL) && (v->Typ() == polytopeID)) |
---|
1198 | { |
---|
1199 | gfan::ZCone* zc11 = (gfan::ZCone*)u->Data(); |
---|
1200 | gfan::ZCone zc1 = liftUp(*zc11); |
---|
1201 | gfan::ZCone* zc2 = (gfan::ZCone*)v->Data(); |
---|
1202 | int d1 = zc1.ambientDimension(); |
---|
1203 | int d2 = zc2->ambientDimension(); |
---|
1204 | if (d1 != d2) |
---|
1205 | { |
---|
1206 | Werror("expected ambient dims of both cones to coincide\n" |
---|
1207 | "but got %d and %d", d1, d2); |
---|
1208 | return TRUE; |
---|
1209 | } |
---|
1210 | gfan::ZCone zc3 = gfan::intersection(zc1, *zc2); |
---|
1211 | zc3.canonicalize(); |
---|
1212 | res->rtyp = polytopeID; |
---|
1213 | res->data = (void *)new gfan::ZCone(zc3); |
---|
1214 | return FALSE; |
---|
1215 | } |
---|
1216 | } |
---|
1217 | if ((u != NULL) && (u->Typ() == polytopeID)) |
---|
1218 | { |
---|
1219 | leftv v = u->next; |
---|
1220 | if ((v != NULL) && (v->Typ() == coneID)) |
---|
1221 | { |
---|
1222 | gfan::ZCone* zc1 = (gfan::ZCone*)u->Data(); |
---|
1223 | gfan::ZCone* zc22 = (gfan::ZCone*)v->Data(); |
---|
1224 | gfan::ZCone zc2 = liftUp(*zc22); |
---|
1225 | int d1 = zc1->ambientDimension(); |
---|
1226 | int d2 = zc2.ambientDimension(); |
---|
1227 | if (d1 != d2) |
---|
1228 | { |
---|
1229 | Werror("expected ambient dims of both cones to coincide\n" |
---|
1230 | "but got %d and %d", d1, d2); |
---|
1231 | return TRUE; |
---|
1232 | } |
---|
1233 | gfan::ZCone zc3 = gfan::intersection(*zc1, zc2); |
---|
1234 | zc3.canonicalize(); |
---|
1235 | res->rtyp = polytopeID; |
---|
1236 | res->data = (void *)new gfan::ZCone(zc3); |
---|
1237 | return FALSE; |
---|
1238 | } |
---|
1239 | if ((v != NULL) && (v->Typ() == polytopeID)) |
---|
1240 | { |
---|
1241 | gfan::ZCone* zc1 = (gfan::ZCone*)u->Data(); |
---|
1242 | gfan::ZCone* zc2 = (gfan::ZCone*)v->Data(); |
---|
1243 | int d1 = zc1->ambientDimension(); |
---|
1244 | int d2 = zc2->ambientDimension(); |
---|
1245 | if (d1 != d2) |
---|
1246 | { |
---|
1247 | Werror("expected ambient dims of both cones to coincide\n" |
---|
1248 | "but got %d and %d", d1, d2); |
---|
1249 | return TRUE; |
---|
1250 | } |
---|
1251 | gfan::ZCone zc3 = gfan::intersection(*zc1, *zc2); |
---|
1252 | zc3.canonicalize(); |
---|
1253 | res->rtyp = polytopeID; |
---|
1254 | res->data = (void *)new gfan::ZCone(zc3); |
---|
1255 | return FALSE; |
---|
1256 | } |
---|
1257 | } |
---|
1258 | WerrorS("convexIntersection: unexpected parameters"); |
---|
1259 | return TRUE; |
---|
1260 | } |
---|
1261 | |
---|
1262 | BOOLEAN convexHull(leftv res, leftv args) |
---|
1263 | { |
---|
1264 | leftv u = args; |
---|
1265 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1266 | { |
---|
1267 | leftv v = u->next; |
---|
1268 | if ((v != NULL) && (v->Typ() == coneID)) |
---|
1269 | { |
---|
1270 | gfan::ZCone* zc1 = (gfan::ZCone*)u->Data(); |
---|
1271 | gfan::ZCone* zc2 = (gfan::ZCone*)v->Data(); |
---|
1272 | int d1 = zc1->ambientDimension(); |
---|
1273 | int d2 = zc2->ambientDimension(); |
---|
1274 | if (d1 != d2) |
---|
1275 | { |
---|
1276 | Werror("expected ambient dims of both cones to coincide\n" |
---|
1277 | "but got %d and %d", d1, d2); |
---|
1278 | return TRUE; |
---|
1279 | } |
---|
1280 | gfan::ZMatrix zm1 = zc1->extremeRays(); |
---|
1281 | gfan::ZMatrix zm2 = zc2->extremeRays(); |
---|
1282 | gfan::ZMatrix zn1 = zc1->generatorsOfLinealitySpace(); |
---|
1283 | gfan::ZMatrix zn2 = zc2->generatorsOfLinealitySpace(); |
---|
1284 | gfan::ZMatrix zm = combineOnTop(zm1,zm2); |
---|
1285 | gfan::ZMatrix zn = combineOnTop(zn1,zn2); |
---|
1286 | gfan::ZCone* zc = new gfan::ZCone(); |
---|
1287 | *zc = gfan::ZCone::givenByRays(zm, zn); |
---|
1288 | res->rtyp = coneID; |
---|
1289 | res->data = (void*) zc; |
---|
1290 | return FALSE; |
---|
1291 | } |
---|
1292 | if ((v != NULL) && (v->Typ() == polytopeID)) |
---|
1293 | { |
---|
1294 | gfan::ZCone* zc11 = (gfan::ZCone*)u->Data(); |
---|
1295 | gfan::ZCone zc1 = liftUp(*zc11); |
---|
1296 | gfan::ZCone* zc2 = (gfan::ZCone*)v->Data(); |
---|
1297 | int d1 = zc1.ambientDimension()-1; |
---|
1298 | int d2 = zc2->ambientDimension()-1; |
---|
1299 | if (d1 != d2) |
---|
1300 | { |
---|
1301 | Werror("expected ambient dims of both cones to coincide\n" |
---|
1302 | "but got %d and %d", d1, d2); |
---|
1303 | return TRUE; |
---|
1304 | } |
---|
1305 | gfan::ZMatrix zm1 = zc1.extremeRays(); |
---|
1306 | gfan::ZMatrix zm2 = zc2->extremeRays(); |
---|
1307 | gfan::ZMatrix zn = zc1.generatorsOfLinealitySpace(); |
---|
1308 | gfan::ZMatrix zm = combineOnTop(zm1,zm2); |
---|
1309 | gfan::ZCone* zc = new gfan::ZCone(); |
---|
1310 | *zc = gfan::ZCone::givenByRays(zm, zn); |
---|
1311 | res->rtyp = polytopeID; |
---|
1312 | res->data = (void*) zc; |
---|
1313 | return FALSE; |
---|
1314 | } |
---|
1315 | } |
---|
1316 | if ((u != NULL) && (u->Typ() == polytopeID)) |
---|
1317 | { |
---|
1318 | leftv v = u->next; |
---|
1319 | if ((v != NULL) && (v->Typ() == coneID)) |
---|
1320 | { |
---|
1321 | gfan::ZCone* zc1 = (gfan::ZCone*)u->Data(); |
---|
1322 | gfan::ZCone* zc22 = (gfan::ZCone*)v->Data(); |
---|
1323 | gfan::ZCone zc2 = liftUp(*zc22); |
---|
1324 | int d1 = zc1->ambientDimension()-1; |
---|
1325 | int d2 = zc2.ambientDimension()-1; |
---|
1326 | if (d1 != d2) |
---|
1327 | { |
---|
1328 | Werror("expected ambient dims of both cones to coincide\n" |
---|
1329 | "but got %d and %d", d1, d2); |
---|
1330 | return TRUE; |
---|
1331 | } |
---|
1332 | gfan::ZMatrix zm1 = zc1->extremeRays(); |
---|
1333 | gfan::ZMatrix zm2 = zc2.extremeRays(); |
---|
1334 | gfan::ZMatrix zn = zc2.generatorsOfLinealitySpace(); |
---|
1335 | gfan::ZMatrix zm = combineOnTop(zm1,zm2); |
---|
1336 | gfan::ZCone* zc = new gfan::ZCone(); |
---|
1337 | *zc = gfan::ZCone::givenByRays(zm,gfan::ZMatrix(0, zm.getWidth())); |
---|
1338 | res->rtyp = polytopeID; |
---|
1339 | res->data = (void*) zc; |
---|
1340 | return FALSE; |
---|
1341 | } |
---|
1342 | if ((v != NULL) && (v->Typ() == polytopeID)) |
---|
1343 | { |
---|
1344 | gfan::ZCone* zc1 = (gfan::ZCone*)u->Data(); |
---|
1345 | gfan::ZCone* zc2 = (gfan::ZCone*)v->Data(); |
---|
1346 | int d1 = zc1->ambientDimension()-1; |
---|
1347 | int d2 = zc2->ambientDimension()-1; |
---|
1348 | if (d1 != d2) |
---|
1349 | { |
---|
1350 | Werror("expected ambient dims of both cones to coincide\n" |
---|
1351 | "but got %d and %d", d1, d2); |
---|
1352 | return TRUE; |
---|
1353 | } |
---|
1354 | gfan::ZMatrix zm1 = zc1->extremeRays(); |
---|
1355 | gfan::ZMatrix zm2 = zc2->extremeRays(); |
---|
1356 | gfan::ZMatrix zm = combineOnTop(zm1,zm2); |
---|
1357 | gfan::ZCone* zc = new gfan::ZCone(); |
---|
1358 | *zc = gfan::ZCone::givenByRays(zm,gfan::ZMatrix(0, zm.getWidth())); |
---|
1359 | res->rtyp = polytopeID; |
---|
1360 | res->data = (void*) zc; |
---|
1361 | return FALSE; |
---|
1362 | } |
---|
1363 | } |
---|
1364 | WerrorS("convexHull: unexpected parameters"); |
---|
1365 | return TRUE; |
---|
1366 | } |
---|
1367 | |
---|
1368 | BOOLEAN coneLink(leftv res, leftv args) |
---|
1369 | { |
---|
1370 | leftv u = args; |
---|
1371 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1372 | { |
---|
1373 | leftv v = u->next; |
---|
1374 | if ((v != NULL) && ((v->Typ() == BIGINTMAT_CMD) || (v->Typ() == INTVEC_CMD))) |
---|
1375 | { |
---|
1376 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
1377 | bigintmat* iv = NULL; |
---|
1378 | if (v->Typ() == INTVEC_CMD) |
---|
1379 | { |
---|
1380 | intvec* iv0 = (intvec*) v->Data(); |
---|
1381 | iv = iv2bim(iv0,coeffs_BIGINT)->transpose(); |
---|
1382 | } |
---|
1383 | else |
---|
1384 | iv = (bigintmat*)v->Data(); |
---|
1385 | gfan::ZVector* zv = bigintmatToZVector(iv); |
---|
1386 | int d1 = zc->ambientDimension(); |
---|
1387 | int d2 = zv->size(); |
---|
1388 | if (d1 != d2) |
---|
1389 | { |
---|
1390 | Werror("expected ambient dim of cone and size of vector\n" |
---|
1391 | " to be equal but got %d and %d", d1, d2); |
---|
1392 | return TRUE; |
---|
1393 | } |
---|
1394 | if(!zc->contains(*zv)) |
---|
1395 | { |
---|
1396 | WerrorS("the provided intvec does not lie in the cone"); |
---|
1397 | return TRUE; |
---|
1398 | } |
---|
1399 | gfan::ZCone* zd = new gfan::ZCone(zc->link(*zv)); |
---|
1400 | res->rtyp = coneID; |
---|
1401 | res->data = (void *) zd; |
---|
1402 | |
---|
1403 | delete zv; |
---|
1404 | if (v->Typ() == INTMAT_CMD) |
---|
1405 | delete iv; |
---|
1406 | return FALSE; |
---|
1407 | } |
---|
1408 | } |
---|
1409 | WerrorS("coneLink: unexpected parameters"); |
---|
1410 | return TRUE; |
---|
1411 | } |
---|
1412 | |
---|
1413 | BOOLEAN containsInSupport(leftv res, leftv args) |
---|
1414 | { |
---|
1415 | leftv u=args; |
---|
1416 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1417 | { |
---|
1418 | leftv v=u->next; |
---|
1419 | if ((v != NULL) && (v->Typ() == coneID)) |
---|
1420 | { |
---|
1421 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
1422 | gfan::ZCone* zd = (gfan::ZCone*)v->Data(); |
---|
1423 | int d1 = zc->ambientDimension(); |
---|
1424 | int d2 = zd->ambientDimension(); |
---|
1425 | if (d1 != d2) |
---|
1426 | { |
---|
1427 | Werror("expected cones with same ambient dimensions\n but got" |
---|
1428 | " dimensions %d and %d", d1, d2); |
---|
1429 | return TRUE; |
---|
1430 | } |
---|
1431 | bool b = (zc->contains(*zd) ? 1 : 0); |
---|
1432 | res->rtyp = INT_CMD; |
---|
1433 | res->data = (void*) (long) b; |
---|
1434 | return FALSE; |
---|
1435 | } |
---|
1436 | if ((v != NULL) && ((v->Typ() == BIGINTMAT_CMD) || (v->Typ() == INTVEC_CMD))) |
---|
1437 | { |
---|
1438 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
1439 | bigintmat* iv = NULL; |
---|
1440 | if (v->Typ() == INTVEC_CMD) |
---|
1441 | { |
---|
1442 | intvec* iv0 = (intvec*) v->Data(); |
---|
1443 | iv = iv2bim(iv0,coeffs_BIGINT)->transpose(); |
---|
1444 | } |
---|
1445 | else |
---|
1446 | iv = (bigintmat*)v->Data(); |
---|
1447 | |
---|
1448 | gfan::ZVector* zv = bigintmatToZVector(iv); |
---|
1449 | int d1 = zc->ambientDimension(); |
---|
1450 | int d2 = zv->size(); |
---|
1451 | if (d1 != d2) |
---|
1452 | { |
---|
1453 | Werror("expected cones with same ambient dimensions\n but got" |
---|
1454 | " dimensions %d and %d", d1, d2); |
---|
1455 | return TRUE; |
---|
1456 | } |
---|
1457 | int b = zc->contains(*zv); |
---|
1458 | res->rtyp = INT_CMD; |
---|
1459 | res->data = (void*) (long) b; |
---|
1460 | |
---|
1461 | delete zv; |
---|
1462 | if (v->Typ() == INTMAT_CMD) |
---|
1463 | delete iv; |
---|
1464 | return FALSE; |
---|
1465 | } |
---|
1466 | } |
---|
1467 | WerrorS("containsInSupport: unexpected parameters"); |
---|
1468 | return TRUE; |
---|
1469 | } |
---|
1470 | |
---|
1471 | BOOLEAN containsRelatively(leftv res, leftv args) |
---|
1472 | { |
---|
1473 | leftv u = args; |
---|
1474 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1475 | { |
---|
1476 | leftv v = u->next; |
---|
1477 | if ((v != NULL) && ((v->Typ() == BIGINTMAT_CMD) || (v->Typ() == INTVEC_CMD))) |
---|
1478 | { |
---|
1479 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
1480 | bigintmat* iv = NULL; |
---|
1481 | if (v->Typ() == INTVEC_CMD) |
---|
1482 | { |
---|
1483 | intvec* iv0 = (intvec*) v->Data(); |
---|
1484 | iv = iv2bim(iv0,coeffs_BIGINT)->transpose(); |
---|
1485 | } |
---|
1486 | else |
---|
1487 | iv = (bigintmat*)v->Data(); |
---|
1488 | gfan::ZVector* zv = bigintmatToZVector(iv); |
---|
1489 | int d1 = zc->ambientDimension(); |
---|
1490 | int d2 = zv->size(); |
---|
1491 | if (d1 == d2) |
---|
1492 | { |
---|
1493 | bool b = (zc->containsRelatively(*zv) ? 1 : 0); |
---|
1494 | res->rtyp = INT_CMD; |
---|
1495 | res->data = (void *) b; |
---|
1496 | delete zv; |
---|
1497 | if (v->Typ() == INTMAT_CMD) |
---|
1498 | delete iv; |
---|
1499 | return FALSE; |
---|
1500 | } |
---|
1501 | delete zv; |
---|
1502 | if (v->Typ() == INTMAT_CMD) |
---|
1503 | delete iv; |
---|
1504 | Werror("expected ambient dim of cone and size of vector\n" |
---|
1505 | "to be equal but got %d and %d", d1, d2); |
---|
1506 | } |
---|
1507 | } |
---|
1508 | WerrorS("containsRelatively: unexpected parameters"); |
---|
1509 | return TRUE; |
---|
1510 | } |
---|
1511 | |
---|
1512 | BOOLEAN hasFace(leftv res, leftv args) |
---|
1513 | { |
---|
1514 | leftv u=args; |
---|
1515 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1516 | { |
---|
1517 | leftv v=u->next; |
---|
1518 | if ((v != NULL) && (v->Typ() == coneID)) |
---|
1519 | { |
---|
1520 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
1521 | gfan::ZCone* zd = (gfan::ZCone*)v->Data(); |
---|
1522 | bool b = zc->hasFace(*zd); |
---|
1523 | res->rtyp = INT_CMD; |
---|
1524 | res->data = (void*) (long) b; |
---|
1525 | return FALSE; |
---|
1526 | } |
---|
1527 | } |
---|
1528 | if ((u != NULL) && (u->Typ() == polytopeID)) |
---|
1529 | { |
---|
1530 | leftv v=u->next; |
---|
1531 | if ((v != NULL) && (v->Typ() == polytopeID)) |
---|
1532 | { |
---|
1533 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
1534 | gfan::ZCone* zd = (gfan::ZCone*)v->Data(); |
---|
1535 | bool b = zc->hasFace(*zd); |
---|
1536 | res->rtyp = INT_CMD; |
---|
1537 | res->data = (void*) (long) b; |
---|
1538 | return FALSE; |
---|
1539 | } |
---|
1540 | } |
---|
1541 | WerrorS("containsAsFace: unexpected parameters"); |
---|
1542 | return TRUE; |
---|
1543 | } |
---|
1544 | |
---|
1545 | BOOLEAN canonicalizeCone(leftv res, leftv args) |
---|
1546 | { |
---|
1547 | leftv u=args; |
---|
1548 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1549 | { |
---|
1550 | gfan::ZCone* zc = (gfan::ZCone*)u->Data(); |
---|
1551 | gfan::ZCone* zd = new gfan::ZCone(*zc); |
---|
1552 | zd->canonicalize(); |
---|
1553 | res->rtyp = coneID; |
---|
1554 | res->data = (void*) zd; |
---|
1555 | return FALSE; |
---|
1556 | } |
---|
1557 | WerrorS("canonicalizeCone: unexpected parameters"); |
---|
1558 | return TRUE; |
---|
1559 | } |
---|
1560 | |
---|
1561 | BOOLEAN containsCone(leftv res, leftv args) |
---|
1562 | { |
---|
1563 | leftv u=args; |
---|
1564 | if ((u != NULL) && (u->Typ() == LIST_CMD)) |
---|
1565 | { |
---|
1566 | leftv v=u->next; |
---|
1567 | if ((v != NULL) && (v->Typ() == coneID)) |
---|
1568 | { |
---|
1569 | lists l = (lists) u->Data(); |
---|
1570 | gfan::ZCone* zc = (gfan::ZCone*) v->Data(); |
---|
1571 | zc->canonicalize(); |
---|
1572 | int b = 0; |
---|
1573 | for (int i=0; i<=lSize(l); i++) |
---|
1574 | { |
---|
1575 | if (l->m[i].Typ() != coneID) |
---|
1576 | { |
---|
1577 | WerrorS("containsCone: entries of wrong type in list"); |
---|
1578 | return TRUE; |
---|
1579 | } |
---|
1580 | gfan::ZCone* ll = (gfan::ZCone*) l->m[i].Data(); |
---|
1581 | ll->canonicalize(); |
---|
1582 | if (!((*ll) != (*zc))) |
---|
1583 | { |
---|
1584 | b = 1; |
---|
1585 | break; |
---|
1586 | } |
---|
1587 | } |
---|
1588 | res->rtyp = INT_CMD; |
---|
1589 | res->data = (char*) (long) b; |
---|
1590 | return FALSE; |
---|
1591 | } |
---|
1592 | } |
---|
1593 | WerrorS("containsCone: unexpected parameters"); |
---|
1594 | return TRUE; |
---|
1595 | } |
---|
1596 | |
---|
1597 | gfan::ZVector intStar2ZVector(const int d, const int* i) |
---|
1598 | { |
---|
1599 | gfan::ZVector zv(d); |
---|
1600 | for(int j=0; j<d; j++) |
---|
1601 | zv[j]=i[j+1]; |
---|
1602 | return zv; |
---|
1603 | } |
---|
1604 | |
---|
1605 | BOOLEAN maximalGroebnerCone(leftv res, leftv args) |
---|
1606 | { |
---|
1607 | leftv u = args; |
---|
1608 | if ((u != NULL) && (u->Typ() == IDEAL_CMD)) |
---|
1609 | { |
---|
1610 | leftv v = u->next; |
---|
1611 | if (v == NULL) |
---|
1612 | { |
---|
1613 | int n = currRing->N; |
---|
1614 | ideal I = (ideal) u->Data(); |
---|
1615 | poly g = NULL; |
---|
1616 | int* leadexpv = (int*) omAlloc((n+1)*sizeof(int)); |
---|
1617 | int* tailexpv = (int*) omAlloc((n+1)*sizeof(int)); |
---|
1618 | gfan::ZVector leadexpw = gfan::ZVector(n); |
---|
1619 | gfan::ZVector tailexpw = gfan::ZVector(n); |
---|
1620 | gfan::ZMatrix inequalities = gfan::ZMatrix(0,n); |
---|
1621 | for (int i=0; i<IDELEMS(I); i++) |
---|
1622 | { |
---|
1623 | g = (poly) I->m[i]; pGetExpV(g,leadexpv); |
---|
1624 | leadexpw = intStar2ZVector(n, leadexpv); |
---|
1625 | pIter(g); |
---|
1626 | while (g != NULL) |
---|
1627 | { |
---|
1628 | pGetExpV(g,tailexpv); |
---|
1629 | tailexpw = intStar2ZVector(n, tailexpv); |
---|
1630 | inequalities.appendRow(leadexpw-tailexpw); |
---|
1631 | pIter(g); |
---|
1632 | } |
---|
1633 | } |
---|
1634 | gfan::ZCone* gCone = new gfan::ZCone(inequalities,gfan::ZMatrix(0, inequalities.getWidth())); |
---|
1635 | omFreeSize(leadexpv,(n+1)*sizeof(int)); |
---|
1636 | omFreeSize(tailexpv,(n+1)*sizeof(int)); |
---|
1637 | |
---|
1638 | res->rtyp = coneID; |
---|
1639 | res->data = (void*) gCone; |
---|
1640 | return FALSE; |
---|
1641 | } |
---|
1642 | } |
---|
1643 | WerrorS("maximalGroebnerCone: unexpected parameters"); |
---|
1644 | return TRUE; |
---|
1645 | } |
---|
1646 | |
---|
1647 | |
---|
1648 | poly initial(poly p) |
---|
1649 | { |
---|
1650 | poly g = p; |
---|
1651 | poly h = p_Head(g,currRing); |
---|
1652 | poly f = h; |
---|
1653 | long d = p_Deg(g,currRing); |
---|
1654 | pIter(g); |
---|
1655 | while ((g != NULL) && (p_Deg(g,currRing) == d)) |
---|
1656 | { |
---|
1657 | pNext(h) = p_Head(g,currRing); |
---|
1658 | pIter(h); |
---|
1659 | pIter(g); |
---|
1660 | } |
---|
1661 | return(f); |
---|
1662 | } |
---|
1663 | |
---|
1664 | |
---|
1665 | BOOLEAN initial(leftv res, leftv args) |
---|
1666 | { |
---|
1667 | leftv u = args; |
---|
1668 | if ((u != NULL) && (u->Typ() == POLY_CMD)) |
---|
1669 | { |
---|
1670 | leftv v = u->next; |
---|
1671 | if (v == NULL) |
---|
1672 | { |
---|
1673 | poly p = (poly) u->Data(); |
---|
1674 | res->rtyp = POLY_CMD; |
---|
1675 | res->data = (void*) initial(p); |
---|
1676 | return FALSE; |
---|
1677 | } |
---|
1678 | } |
---|
1679 | if ((u != NULL) && (u->Typ() == IDEAL_CMD)) |
---|
1680 | { |
---|
1681 | leftv v = u->next; |
---|
1682 | if (v == NULL) |
---|
1683 | { |
---|
1684 | ideal I = (ideal) u->Data(); |
---|
1685 | ideal inI = idInit(IDELEMS(I)); |
---|
1686 | poly g; poly h; long d; |
---|
1687 | for (int i=0; i<IDELEMS(I); i++) |
---|
1688 | { |
---|
1689 | g = (poly) I->m[i]; |
---|
1690 | inI->m[i]=initial(g); |
---|
1691 | } |
---|
1692 | res->rtyp = IDEAL_CMD; |
---|
1693 | res->data = (void*) inI; |
---|
1694 | return FALSE; |
---|
1695 | } |
---|
1696 | } |
---|
1697 | WerrorS("initial: unexpected parameters"); |
---|
1698 | return TRUE; |
---|
1699 | } |
---|
1700 | |
---|
1701 | |
---|
1702 | BOOLEAN homogeneitySpace(leftv res, leftv args) |
---|
1703 | { |
---|
1704 | leftv u = args; |
---|
1705 | if ((u != NULL) && (u->Typ() == IDEAL_CMD)) |
---|
1706 | { |
---|
1707 | leftv v = u->next; |
---|
1708 | if (v == NULL) |
---|
1709 | { |
---|
1710 | int n = currRing->N; |
---|
1711 | ideal I = (ideal) u->Data(); |
---|
1712 | poly g; |
---|
1713 | int* leadexpv = (int*) omAlloc((n+1)*sizeof(int)); |
---|
1714 | int* tailexpv = (int*) omAlloc((n+1)*sizeof(int)); |
---|
1715 | gfan::ZVector leadexpw = gfan::ZVector(n); |
---|
1716 | gfan::ZVector tailexpw = gfan::ZVector(n); |
---|
1717 | gfan::ZMatrix equations = gfan::ZMatrix(0,n); |
---|
1718 | for (int i=0; i<IDELEMS(I); i++) |
---|
1719 | { |
---|
1720 | g = (poly) I->m[i]; pGetExpV(g,leadexpv); |
---|
1721 | leadexpw = intStar2ZVector(n, leadexpv); |
---|
1722 | pIter(g); |
---|
1723 | while (g != NULL) |
---|
1724 | { |
---|
1725 | pGetExpV(g,tailexpv); |
---|
1726 | tailexpw = intStar2ZVector(n, tailexpv); |
---|
1727 | equations.appendRow(leadexpw-tailexpw); |
---|
1728 | pIter(g); |
---|
1729 | } |
---|
1730 | } |
---|
1731 | gfan::ZCone* gCone = new gfan::ZCone(gfan::ZMatrix(0, equations.getWidth()),equations); |
---|
1732 | omFreeSize(leadexpv,(n+1)*sizeof(int)); |
---|
1733 | omFreeSize(tailexpv,(n+1)*sizeof(int)); |
---|
1734 | |
---|
1735 | res->rtyp = coneID; |
---|
1736 | res->data = (void*) gCone; |
---|
1737 | return FALSE; |
---|
1738 | } |
---|
1739 | } |
---|
1740 | WerrorS("homogeneitySpace: unexpected parameters"); |
---|
1741 | return TRUE; |
---|
1742 | } |
---|
1743 | |
---|
1744 | |
---|
1745 | BOOLEAN groebnerCone(leftv res, leftv args) |
---|
1746 | { |
---|
1747 | leftv u = args; |
---|
1748 | if ((u != NULL) && (u->Typ() == IDEAL_CMD)) |
---|
1749 | { |
---|
1750 | leftv v = u->next; |
---|
1751 | if (v == NULL) |
---|
1752 | { |
---|
1753 | int n = currRing->N; |
---|
1754 | ideal I = (ideal) u->Data(); |
---|
1755 | poly g = NULL; |
---|
1756 | int* leadexpv = (int*) omAlloc((n+1)*sizeof(int)); |
---|
1757 | int* tailexpv = (int*) omAlloc((n+1)*sizeof(int)); |
---|
1758 | gfan::ZVector leadexpw = gfan::ZVector(n); |
---|
1759 | gfan::ZVector tailexpw = gfan::ZVector(n); |
---|
1760 | gfan::ZMatrix inequalities = gfan::ZMatrix(0,n); |
---|
1761 | gfan::ZMatrix equations = gfan::ZMatrix(0,n); |
---|
1762 | long d; |
---|
1763 | for (int i=0; i<IDELEMS(I); i++) |
---|
1764 | { |
---|
1765 | g = (poly) I->m[i]; pGetExpV(g,leadexpv); |
---|
1766 | leadexpw = intStar2ZVector(n, leadexpv); |
---|
1767 | pIter(g); |
---|
1768 | d = p_Deg(g,currRing); |
---|
1769 | while ((g != NULL) && (p_Deg(g,currRing) == d)) |
---|
1770 | { |
---|
1771 | pGetExpV(g,tailexpv); |
---|
1772 | tailexpw = intStar2ZVector(n, tailexpv); |
---|
1773 | equations.appendRow(leadexpw-tailexpw); |
---|
1774 | pIter(g); |
---|
1775 | } |
---|
1776 | |
---|
1777 | if (g != NULL) |
---|
1778 | { |
---|
1779 | while (g != NULL) |
---|
1780 | { |
---|
1781 | pGetExpV(g,tailexpv); |
---|
1782 | tailexpw = intStar2ZVector(n, tailexpv); |
---|
1783 | inequalities.appendRow(leadexpw-tailexpw); |
---|
1784 | pIter(g); |
---|
1785 | } |
---|
1786 | } |
---|
1787 | } |
---|
1788 | gfan::ZCone* gCone = new gfan::ZCone(inequalities,equations); |
---|
1789 | omFreeSize(leadexpv,(n+1)*sizeof(int)); |
---|
1790 | omFreeSize(tailexpv,(n+1)*sizeof(int)); |
---|
1791 | |
---|
1792 | res->rtyp = coneID; |
---|
1793 | res->data = (void*) gCone; |
---|
1794 | return FALSE; |
---|
1795 | } |
---|
1796 | } |
---|
1797 | WerrorS("groebnerCone: unexpected parameters"); |
---|
1798 | return TRUE; |
---|
1799 | } |
---|
1800 | |
---|
1801 | /*** |
---|
1802 | * Given a cone and a point in its boundary, |
---|
1803 | * returns the inner normal vector of a facet |
---|
1804 | * containing the point. |
---|
1805 | * In case no facet contains the point, |
---|
1806 | * then 0 is returned. |
---|
1807 | **/ |
---|
1808 | gfan::ZVector* facetContaining(gfan::ZCone* zc, gfan::ZVector* zv) |
---|
1809 | { |
---|
1810 | gfan::ZMatrix facets = zc->getFacets(); |
---|
1811 | for (int i=0; i<facets.getHeight(); i++) |
---|
1812 | { |
---|
1813 | gfan::ZVector facet = facets[i]; |
---|
1814 | if (dot(facet,*zv) == (long) 0) |
---|
1815 | return new gfan::ZVector(facet); |
---|
1816 | } |
---|
1817 | return new gfan::ZVector(zc->ambientDimension()); |
---|
1818 | } |
---|
1819 | |
---|
1820 | |
---|
1821 | BOOLEAN facetContaining(leftv res, leftv args) |
---|
1822 | { |
---|
1823 | leftv u = args; |
---|
1824 | if ((u != NULL) && (u->Typ() == coneID)) |
---|
1825 | { |
---|
1826 | leftv v = u->next; |
---|
1827 | if ((v != NULL) && ((v->Typ() == BIGINTMAT_CMD) || (v->Typ() == INTVEC_CMD))) |
---|
1828 | { |
---|
1829 | gfan::ZCone* zc = (gfan::ZCone*) u->Data(); |
---|
1830 | |
---|
1831 | bigintmat* point1; |
---|
1832 | if (v->Typ() == INTVEC_CMD) |
---|
1833 | { |
---|
1834 | intvec* point0 = (intvec*) v->Data(); |
---|
1835 | point1 = iv2bim(point0,coeffs_BIGINT)->transpose(); |
---|
1836 | } |
---|
1837 | else |
---|
1838 | point1 = (bigintmat*) v->Data(); |
---|
1839 | |
---|
1840 | gfan::ZVector* point = bigintmatToZVector(*point1); |
---|
1841 | gfan::ZVector* facet = facetContaining(zc, point); |
---|
1842 | |
---|
1843 | res->rtyp = BIGINTMAT_CMD; |
---|
1844 | res->data = (void*) zVectorToBigintmat(*facet); |
---|
1845 | |
---|
1846 | delete facet; |
---|
1847 | delete point; |
---|
1848 | if (v->Typ() == INTVEC_CMD) |
---|
1849 | delete point1; |
---|
1850 | return FALSE; |
---|
1851 | } |
---|
1852 | } |
---|
1853 | WerrorS("facetContaining: unexpected parameters"); |
---|
1854 | return TRUE; |
---|
1855 | } |
---|
1856 | |
---|
1857 | |
---|
1858 | void bbcone_setup(SModulFunctions* p) |
---|
1859 | { |
---|
1860 | blackbox *b=(blackbox*)omAlloc0(sizeof(blackbox)); |
---|
1861 | // all undefined entries will be set to default in setBlackboxStuff |
---|
1862 | // the default Print is quite usefull, |
---|
1863 | // all other are simply error messages |
---|
1864 | b->blackbox_destroy=bbcone_destroy; |
---|
1865 | b->blackbox_String=bbcone_String; |
---|
1866 | // b->blackbox_Print=blackbox_default_Print; |
---|
1867 | b->blackbox_Init=bbcone_Init; |
---|
1868 | b->blackbox_Copy=bbcone_Copy; |
---|
1869 | b->blackbox_Assign=bbcone_Assign; |
---|
1870 | b->blackbox_Op2=bbcone_Op2; |
---|
1871 | p->iiAddCproc("","coneViaInequalities",FALSE,coneViaNormals); |
---|
1872 | p->iiAddCproc("","coneViaPoints",FALSE,coneViaRays); |
---|
1873 | |
---|
1874 | // iiAddCproc("","makePolytope",FALSE,coneToPolytope); |
---|
1875 | p->iiAddCproc("","ambientDimension",FALSE,ambientDimension); |
---|
1876 | p->iiAddCproc("","canonicalizeCone",FALSE,canonicalizeCone); |
---|
1877 | p->iiAddCproc("","codimension",FALSE,codimension); |
---|
1878 | p->iiAddCproc("","coneLink",FALSE,coneLink); |
---|
1879 | p->iiAddCproc("","containsAsFace",FALSE,hasFace); |
---|
1880 | p->iiAddCproc("","containsInSupport",FALSE,containsInSupport); |
---|
1881 | p->iiAddCproc("","containsPositiveVector",FALSE,containsPositiveVector); |
---|
1882 | p->iiAddCproc("","containsRelatively",FALSE,containsRelatively); |
---|
1883 | p->iiAddCproc("","convexHull",FALSE,convexHull); |
---|
1884 | p->iiAddCproc("","convexIntersection",FALSE,intersectCones); |
---|
1885 | p->iiAddCproc("","dimension",FALSE,dimension); |
---|
1886 | p->iiAddCproc("","dualCone",FALSE,dualCone); |
---|
1887 | p->iiAddCproc("","equations",FALSE,equations); |
---|
1888 | p->iiAddCproc("","facets",FALSE,facets); |
---|
1889 | p->iiAddCproc("","generatorsOfLinealitySpace",FALSE,generatorsOfLinealitySpace); |
---|
1890 | p->iiAddCproc("","generatorsOfSpan",FALSE,generatorsOfSpan); |
---|
1891 | p->iiAddCproc("","getLinearForms",FALSE,getLinearForms); |
---|
1892 | p->iiAddCproc("","getMultiplicity",FALSE,getMultiplicity); |
---|
1893 | p->iiAddCproc("","inequalities",FALSE,inequalities); |
---|
1894 | p->iiAddCproc("","isFullSpace",FALSE,isFullSpace); |
---|
1895 | p->iiAddCproc("","isOrigin",FALSE,isOrigin); |
---|
1896 | p->iiAddCproc("","isSimplicial",FALSE,isSimplicial); |
---|
1897 | p->iiAddCproc("","linealityDimension",FALSE,linealityDimension); |
---|
1898 | p->iiAddCproc("","linealitySpace",FALSE,linealitySpace); |
---|
1899 | p->iiAddCproc("","negatedCone",FALSE,negatedCone); |
---|
1900 | p->iiAddCproc("","quotientLatticeBasis",FALSE,quotientLatticeBasis); |
---|
1901 | p->iiAddCproc("","randomPoint",FALSE,randomPoint); |
---|
1902 | p->iiAddCproc("","rays",FALSE,rays); |
---|
1903 | p->iiAddCproc("","relativeInteriorPoint",FALSE,relativeInteriorPoint); |
---|
1904 | p->iiAddCproc("","semigroupGenerator",FALSE,semigroupGenerator); |
---|
1905 | p->iiAddCproc("","setLinearForms",FALSE,setLinearForms); |
---|
1906 | p->iiAddCproc("","setMultiplicity",FALSE,setMultiplicity); |
---|
1907 | p->iiAddCproc("","span",FALSE,impliedEquations); |
---|
1908 | p->iiAddCproc("","uniquePoint",FALSE,uniquePoint); |
---|
1909 | p->iiAddCproc("","listContainsCone",FALSE,containsCone); |
---|
1910 | p->iiAddCproc("","maximalGroebnerCone",FALSE,maximalGroebnerCone); |
---|
1911 | p->iiAddCproc("","groebnerCone",FALSE,groebnerCone); |
---|
1912 | p->iiAddCproc("","initial",FALSE,initial); |
---|
1913 | p->iiAddCproc("","homogeneitySpace",FALSE,homogeneitySpace); |
---|
1914 | p->iiAddCproc("","facetContaining",FALSE,facetContaining); |
---|
1915 | coneID=setBlackboxStuff(b,"cone"); |
---|
1916 | } |
---|