1 | //-------------------------------------------------------------------------- |
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2 | #ifndef PYTHIA_WRAPPER_6_H |
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3 | #define PYTHIA_WRAPPER_6_H |
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4 | |
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5 | ////////////////////////////////////////////////////////////////////////// |
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6 | // Matt.Dobbs@Cern.CH, November 2000 |
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7 | // Version 6.200 update October 2001 |
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8 | // Wrapper for FORTRAN version of Pythia |
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9 | // This wrapper is NOT intended as a part of HepMC - it is only supplied |
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10 | // for your convenience. |
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11 | ////////////////////////////////////////////////////////////////////////// |
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12 | // |
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13 | // A simple example of calling Pythia from C++ using this header file is |
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14 | // given in test/test_PythiaWrapper.cxx |
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15 | // |
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16 | // Note the pyhepc routine is used by Pythia to fill |
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17 | // the HEPEVT common block uses double precision and 4000 entries. |
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18 | // |
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19 | |
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20 | #include <ctype.h> |
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21 | #include <cstring> |
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22 | |
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23 | //-------------------------------------------------------------------------- |
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24 | // Initialization routine |
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25 | |
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26 | |
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27 | extern "C" { |
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28 | void initpydata(void); |
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29 | } |
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30 | #define initpydata initpydata_ |
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31 | |
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32 | //-------------------------------------------------------------------------- |
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33 | // PYTHIA Common Block Declarations |
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34 | |
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35 | const int pyjets_maxn =4000; |
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36 | extern "C" { |
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37 | extern struct { |
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38 | int n, npad, k[5][pyjets_maxn]; |
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39 | double p[5][pyjets_maxn], v[5][pyjets_maxn]; |
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40 | } pyjets_; |
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41 | } |
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42 | #define pyjets pyjets_ |
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43 | |
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44 | extern "C" { |
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45 | extern struct { |
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46 | int mstu[200]; |
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47 | double paru[200]; |
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48 | int mstj[200]; |
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49 | double parj[200]; |
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50 | } pydat1_; |
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51 | } |
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52 | #define pydat1 pydat1_ |
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53 | |
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54 | extern "C" { |
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55 | extern struct { |
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56 | int kchg[4][500]; |
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57 | double pmas[4][500], parf[2000], vckm[4][4]; |
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58 | } pydat2_; |
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59 | } |
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60 | #define pydat2 pydat2_ |
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61 | |
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62 | extern "C" { |
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63 | extern struct { |
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64 | int mdcy[3][500], mdme[2][8000]; |
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65 | double brat[8000]; |
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66 | int kfdp[5][8000]; |
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67 | } pydat3_; |
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68 | } |
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69 | #define pydat3 pydat3_ |
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70 | |
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71 | extern "C" { |
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72 | extern struct { |
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73 | int mrpy[6]; |
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74 | double rrpy[100]; |
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75 | } pydatr_; |
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76 | } |
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77 | #define pydatr pydatr_ |
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78 | |
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79 | extern "C" { |
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80 | extern struct { |
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81 | int msel, mselpd, msub[500], kfin[81][2]; |
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82 | double ckin[200]; |
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83 | } pysubs_; |
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84 | } |
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85 | #define pysubs pysubs_ |
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86 | |
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87 | extern "C" { |
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88 | extern struct { |
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89 | int mstp[200]; |
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90 | double parp[200]; |
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91 | int msti[200]; |
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92 | double pari[200]; |
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93 | } pypars_; |
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94 | } |
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95 | #define pypars pypars_ |
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96 | |
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97 | extern "C" { |
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98 | extern struct { |
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99 | int mint[400]; |
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100 | double vint[400]; |
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101 | } pyint1_; |
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102 | } |
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103 | #define pyint1 pyint1_ |
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104 | |
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105 | extern "C" { |
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106 | extern struct { |
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107 | int iset[500], kfpr[2][500]; |
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108 | double coef[20][500]; |
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109 | int icol[2][4][40]; |
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110 | } pyint2_; |
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111 | } |
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112 | #define pyint2 pyint2_ |
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113 | |
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114 | extern "C" { |
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115 | extern struct pin3 { |
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116 | double xsfx[81][2]; // Fortran is xsfx(2,-40:40) |
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117 | int isig[3][1000]; |
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118 | double sigh[1000]; |
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119 | } pyint3_; |
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120 | } |
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121 | #define pyint3 pyint3_ |
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122 | |
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123 | extern "C" { |
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124 | extern struct { |
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125 | int mwid[500]; |
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126 | double wids[5][500]; |
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127 | } pyint4_; |
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128 | } |
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129 | #define pyint4 pyint4_ |
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130 | |
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131 | extern "C" { |
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132 | extern struct pin5 { |
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133 | int ngenpd, ngen[3][501]; // Fortran is ngen(0:500,3) |
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134 | double xsec[3][501]; // Fortran is xsec(0:500,3) |
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135 | } pyint5_; |
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136 | } |
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137 | #define pyint5 pyint5_ |
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138 | |
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139 | extern "C" { |
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140 | extern struct pin7 { |
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141 | double sigt[6][7][7]; // Fortran is sigt(0:6,0:6,0:5) |
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142 | } pyint7_; |
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143 | } |
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144 | #define pyint7 pyint7_ |
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145 | |
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146 | extern "C" { |
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147 | extern struct pin8 { |
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148 | double xpvmd[13]; // Fortran is xpvmd(-6:6) |
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149 | double xpanl[13]; // Fortran is xpanl(-6:6) |
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150 | double xpanh[13]; // Fortran is xpanh(-6:6) |
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151 | double xpbeh[13]; // Fortran is xpbeh(-6:6) |
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152 | double xpdir[13]; // Fortran is xpdir(-6:6) |
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153 | } pyint8_; |
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154 | } |
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155 | #define pyint8 pyint8_ |
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156 | |
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157 | extern "C" { |
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158 | extern struct pin9 { |
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159 | double vxpvmd[13]; // Fortran is vxpvmd(-6:6) |
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160 | double vxpanl[13]; // Fortran is vxpanl(-6:6) |
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161 | double vxpanh[13]; // Fortran is vxpanh(-6:6) |
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162 | double vxpdgm[13]; // Fortran is vxpdgm(-6:6) |
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163 | } pyint9_; |
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164 | } |
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165 | #define pyint9 pyint9_ |
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166 | |
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167 | extern "C" { |
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168 | extern struct pssm { |
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169 | int imss[100]; // Fortran is imss(0:99) |
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170 | double rmss[100]; // Fortran is rmss(0:99) |
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171 | } pyssm_; |
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172 | } |
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173 | #define pyssm pyssm_ |
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174 | |
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175 | extern "C" { |
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176 | extern struct { |
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177 | double zmix[4][4]; |
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178 | double umix[2][2]; |
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179 | double vmix[2][2]; |
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180 | double smz[4]; |
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181 | double smw[2]; |
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182 | double sfmix[4][16]; |
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183 | double zmixi[4][4]; |
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184 | double umixi[2][2]; |
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185 | double vmixi[2][2]; |
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186 | } pyssmt_; |
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187 | } |
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188 | #define pyssmt pyssmt_ |
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189 | |
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190 | extern "C" { |
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191 | extern struct { |
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192 | double rvlam[3][3][3]; |
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193 | double rvlamp[3][3][3]; |
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194 | double rvlamb[3][3][3]; |
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195 | } pymsrv_; |
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196 | } |
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197 | #define pymsrv pymsrv_ |
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198 | |
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199 | extern "C" { |
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200 | extern struct prvnv { |
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201 | double ab[2][16][2]; |
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202 | double rms[4]; // Fortran is rms(0:3) |
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203 | double res[5][6]; |
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204 | int idr; |
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205 | int idr2; |
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206 | double dcmass; |
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207 | int kfr[3]; |
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208 | } pyrvnv_; |
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209 | } |
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210 | #define pyrvnv pyrvnv_ |
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211 | |
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212 | extern "C" { |
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213 | extern struct prvpm { |
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214 | double rm[4]; // Fortran is rm(0:3) |
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215 | double a[2]; |
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216 | double b[2]; |
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217 | double resm[2]; |
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218 | double resw[2]; |
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219 | bool mflag; |
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220 | } pyrvpm_; |
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221 | } |
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222 | #define pyrvpm pyrvpm_ |
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223 | |
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224 | extern "C" { |
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225 | extern struct { |
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226 | double xxm[20]; |
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227 | } pyints_; |
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228 | } |
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229 | #define pyints pyints_ |
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230 | |
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231 | extern "C" { |
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232 | extern struct { |
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233 | double x1; |
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234 | } pyg2dx_; |
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235 | } |
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236 | #define pyg2dx pyg2dx_ |
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237 | |
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238 | //-------------------------------------------------------------------------- |
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239 | // PYTHIA routines declaration |
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240 | |
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241 | #define pyhepc pyhepc_ |
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242 | #define pyinit pyinit_ |
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243 | #define pylist pylist_ |
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244 | #define pystat pystat_ |
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245 | #define pyevnt pyevnt_ |
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246 | #define upinit upinit_ |
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247 | #define upevnt upevnt_ |
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248 | extern "C" { |
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249 | void pyhepc(int*); |
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250 | void pyinit(const char*,const char*,const char*,double*,int,int,int); |
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251 | void pylist(int*); |
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252 | void pystat(int*); |
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253 | void pyevnt(); |
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254 | void upinit(); |
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255 | void upevnt(); |
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256 | } |
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257 | |
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258 | // define methods to hide the subtle syntax necessary to call fortran from C++ |
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259 | inline void call_pyhepc( int mode ){ pyhepc( &mode ); } |
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260 | inline void call_pyinit( const char* frame, const char* beam, const char* target, |
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261 | double win ) |
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262 | { pyinit( frame,beam,target,&win,strlen(frame),strlen(beam),strlen(target) ); } |
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263 | inline void call_pylist( int mode ){ pylist( &mode ); } |
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264 | inline void call_pystat( int mode ){ pystat( &mode ); } |
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265 | inline void call_pyevnt(){ pyevnt(); } |
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266 | |
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267 | |
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268 | //-------------------------------------------------------------------------- |
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269 | // PYTHIA block data |
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270 | // ( with gcc it works to initialize the block data by calling |
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271 | // "pydata();" at beginning, but this fails for f77, so the fortran routine |
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272 | // initpydata.f is supplied ... call it instead for platform independent |
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273 | // behaviour ) |
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274 | |
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275 | #define pydata pydata_ |
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276 | extern "C" { |
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277 | void pydata(void); |
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278 | } |
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279 | |
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280 | #endif // PYTHIA_WRAPPER_6_H |
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281 | //-------------------------------------------------------------------------- |
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