1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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7 | // * conditions of the Geant4 Software License, included in the file * |
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8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // |
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27 | // $Id: G4RandDistributionTest.cc,v 1.5 2006/06/29 19:00:52 gunter Exp $ |
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28 | // GEANT4 tag $Name: geant4-09-04-ref-00 $ |
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29 | // |
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30 | // |
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31 | // ---------------------------------------------------------------------- |
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32 | #include "Randomize.hh" |
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33 | #include "G4ios.hh" |
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34 | |
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35 | HepJamesRandom theJamesEngine; |
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36 | RandEngine theRandEngine; |
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37 | DRand48Engine theDRand48Engine; |
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38 | RanluxEngine theRanluxEngine(19780503,4); |
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39 | RanecuEngine theRanecuEngine; |
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40 | |
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41 | void init() |
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42 | { |
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43 | char Pause; |
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44 | |
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45 | G4cout << G4endl << G4endl; |
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46 | G4cout << "---------------------------- Random shooting test -----------------------------" << G4endl; |
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47 | G4cout << " -------------------- " << G4endl; |
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48 | G4cout << " >>> Random Engines available <<<" << G4endl << G4endl; |
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49 | G4cout << " > HepJamesRandom (default)" << G4endl; |
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50 | G4cout << " > Rand" << G4endl; |
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51 | G4cout << " > DRand48" << G4endl; |
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52 | G4cout << " > Ranlux" << G4endl; |
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53 | G4cout << " > Ranecu" << G4endl << G4endl; |
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54 | G4cout << " ----- Press <ENTER> to continue -----"; |
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55 | if ( (Pause = G4cin.get()) != '\n') exit(0); |
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56 | G4cout << G4endl; |
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57 | |
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58 | } // end init() |
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59 | |
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60 | |
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61 | void layout() |
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62 | { |
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63 | HepFloat m=3.0; |
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64 | const HepInt size=5; |
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65 | HepDouble vect[size]; |
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66 | |
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67 | G4cout << " Flat ]0,1[ : " << RandFlat::shoot() << G4endl; |
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68 | G4cout << " Flat ]0,5[ : " << RandFlat::shoot(5) << G4endl; |
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69 | G4cout << " Flat ]-5,3[ : " << RandFlat::shoot(-5,3) << G4endl; |
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70 | G4cout << " Exp (m=1) : " << RandExponential::shoot() << G4endl; |
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71 | G4cout << " Exp (m=3) : " << RandExponential::shoot(3) << G4endl; |
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72 | G4cout << " Gauss (m=1) : " << RandGauss::shoot() << G4endl; |
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73 | G4cout << " Gauss (m=3,v=1) : " << RandGauss::shoot(3,1) << G4endl; |
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74 | G4cout << " Wigner(1,0.2) : " << RandBreitWigner::shoot(1,0.2) << G4endl; |
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75 | G4cout << " Wigner(1,0.2,1) : " << RandBreitWigner::shoot(1,0.2,1) << G4endl; |
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76 | G4cout << " Wigner2(1,0.2) : " << RandBreitWigner::shootM2(1,0.2) << G4endl; |
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77 | G4cout << " Wigner2(1,0.2,1) : " << RandBreitWigner::shootM2(1,0.2,1) << G4endl; |
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78 | G4cout << " IntFlat [0,99[ : " << RandFlat::shootInt(99) << G4endl; |
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79 | G4cout << " IntFlat [-99,37[ : " << RandFlat::shootInt(-99,37) << G4endl; |
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80 | G4cout << " Poisson (m=3.0) : " << RandPoisson::shoot(m) << G4endl; |
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81 | G4cout << G4endl; |
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82 | G4cout << " Shooting an array of 5 flat numbers ..." << G4endl << G4endl; |
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83 | RandFlat::shootArray(size,vect); |
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84 | for ( HepInt i=0; i<size; ++i ) |
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85 | G4cout << " " << vect[i]; |
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86 | G4cout << G4endl << G4endl; |
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87 | } // end layout() |
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88 | |
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89 | void dist_layout() |
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90 | { |
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91 | HepFloat m=3.0; |
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92 | const HepInt size=5; |
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93 | HepDouble vect[size]; |
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94 | char Pause; |
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95 | |
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96 | HepJamesRandom aJamesEngine; |
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97 | RandEngine aRandEngine; |
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98 | DRand48Engine aDRand48Engine; |
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99 | RanluxEngine aRanluxEngine(19780503,4); |
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100 | RanecuEngine aRanecuEngine; |
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101 | |
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102 | RandFlat aFlatObj(aJamesEngine); |
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103 | RandExponential anExponentialObj(aRandEngine); |
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104 | RandGauss aGaussObj(aDRand48Engine); |
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105 | RandBreitWigner aBreitObj(aRanluxEngine); |
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106 | RandPoisson aPoissonObj(aRanecuEngine); |
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107 | |
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108 | G4cout << " ----- Press <ENTER> to continue -----"; |
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109 | if ( (Pause = G4cin.get()) != '\n') exit(0); |
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110 | G4cout << "-------------------- Shooting test on distribution objects --------------------" << G4endl; |
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111 | G4cout << G4endl; |
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112 | G4cout << " Flat ]0,1[ : " << aFlatObj.fire() << G4endl; |
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113 | G4cout << " Flat ]0,5[ : " << aFlatObj.fire(5) << G4endl; |
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114 | G4cout << " Flat ]-5,3[ : " << aFlatObj.fire(-5,3) << G4endl; |
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115 | G4cout << " Exp (m=1) : " << anExponentialObj.fire() << G4endl; |
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116 | G4cout << " Exp (m=3) : " << anExponentialObj.fire(3) << G4endl; |
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117 | G4cout << " Gauss (m=1) : " << aGaussObj.fire() << G4endl; |
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118 | G4cout << " Gauss (m=3,v=1) : " << aGaussObj.fire(3,1) << G4endl; |
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119 | G4cout << " Wigner(1,0.2) : " << aBreitObj.fire(1,0.2) << G4endl; |
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120 | G4cout << " Wigner(1,0.2,1) : " << aBreitObj.fire(1,0.2,1) << G4endl; |
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121 | G4cout << " Wigner2(1,0.2) : " << aBreitObj.fireM2(1,0.2) << G4endl; |
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122 | G4cout << " Wigner2(1,0.2,1) : " << aBreitObj.fireM2(1,0.2,1) << G4endl; |
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123 | G4cout << " IntFlat [0,99[ : " << aFlatObj.fireInt(99) << G4endl; |
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124 | G4cout << " IntFlat [-99,37[ : " << aFlatObj.fireInt(-99,37) << G4endl; |
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125 | G4cout << " Poisson (m=3.0) : " << aPoissonObj.fire(m) << G4endl; |
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126 | G4cout << G4endl; |
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127 | G4cout << " Shooting an array of 5 flat numbers ..." << G4endl << G4endl; |
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128 | aFlatObj.fireArray(size,vect); |
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129 | for ( HepInt i=0; i<size; ++i ) |
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130 | G4cout << " " << vect[i]; |
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131 | G4cout << G4endl << G4endl; |
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132 | G4cout << " ----- Press <ENTER> to continue -----"; |
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133 | if ( (Pause = G4cin.get()) != '\n') exit(0); |
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134 | } // end dist_layout() |
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135 | |
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136 | void user_layout() |
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137 | { |
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138 | HepFloat m=3.0; |
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139 | const HepInt size=5; |
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140 | HepDouble vect[size]; |
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141 | char sel; |
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142 | HepRandomEngine* anEngine; |
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143 | |
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144 | G4cout << G4endl << G4endl; |
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145 | G4cout << "-------------------- Shooting test skeeping the generator ---------------------" << G4endl; |
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146 | G4cout << G4endl; |
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147 | G4cout << " >>> Select a Random Engine <<<" << G4endl << G4endl; |
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148 | G4cout << " 1. HepJamesRandom (default)" << G4endl; |
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149 | G4cout << " 2. Rand" << G4endl; |
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150 | G4cout << " 3. DRand48" << G4endl; |
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151 | G4cout << " 4. Ranlux" << G4endl; |
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152 | G4cout << " 5. Ranecu" << G4endl << G4endl; |
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153 | G4cout << " > "; |
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154 | G4cin >> sel; |
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155 | while ((sel!='1')&&(sel!='2')&&(sel!='3')&&(sel!='4')&&(sel!='5')) { |
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156 | G4cout << G4endl << " >>> Choice not legal !! [1..5]<<<" << G4endl; |
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157 | G4cin >> sel; |
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158 | } |
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159 | |
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160 | switch (sel) { |
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161 | case '1': |
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162 | anEngine = &theJamesEngine; |
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163 | break; |
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164 | case '2': |
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165 | anEngine = &theRandEngine; |
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166 | break; |
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167 | case '3': |
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168 | anEngine = &theDRand48Engine; |
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169 | break; |
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170 | case '4': |
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171 | anEngine = &theRanluxEngine; |
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172 | break; |
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173 | case '5': |
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174 | anEngine = &theRanecuEngine; |
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175 | break; |
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176 | |
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177 | default: |
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178 | anEngine = &theJamesEngine; |
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179 | break; |
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180 | } |
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181 | G4cout << G4endl; |
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182 | |
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183 | G4cout << " Flat ]0,1[ : " << RandFlat::shoot(anEngine) << G4endl; |
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184 | G4cout << " Flat ]0,5[ : " << RandFlat::shoot(anEngine,5) << G4endl; |
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185 | G4cout << " Flat ]-5,3[ : " << RandFlat::shoot(anEngine,-5,3) << G4endl; |
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186 | G4cout << " Exp (m=1) : " << RandExponential::shoot(anEngine) << G4endl; |
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187 | G4cout << " Exp (m=3) : " << RandExponential::shoot(anEngine,3) << G4endl; |
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188 | G4cout << " Gauss (m=1) : " << RandGauss::shoot(anEngine) << G4endl; |
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189 | G4cout << " Gauss (m=3,v=1) : " << RandGauss::shoot(anEngine,3,1) << G4endl; |
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190 | G4cout << " Wigner(1,0.2) : " << RandBreitWigner::shoot(anEngine,1,0.2) << G4endl; |
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191 | G4cout << " Wigner(1,0.2,1) : " << RandBreitWigner::shoot(anEngine,1,0.2,1) << G4endl; |
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192 | G4cout << " Wigner2(1,0.2) : " << RandBreitWigner::shootM2(anEngine,1,0.2) << G4endl; |
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193 | G4cout << " Wigner2(1,0.2,1) : " << RandBreitWigner::shootM2(anEngine,1,0.2,1) << G4endl; |
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194 | G4cout << " IntFlat [0,99[ : " << RandFlat::shootInt(anEngine,99) << G4endl; |
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195 | G4cout << " IntFlat [-99,37[ : " << RandFlat::shootInt(anEngine,-99,37) << G4endl; |
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196 | G4cout << " Poisson (m=3.0) : " << RandPoisson::shoot(anEngine,m) << G4endl; |
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197 | G4cout << G4endl; |
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198 | G4cout << " Shooting an array of 5 flat numbers ..." << G4endl << G4endl; |
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199 | RandFlat::shootArray(anEngine,size,vect); |
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200 | for ( HepInt i=0; i<size; ++i ) |
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201 | G4cout << " " << vect[i]; |
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202 | G4cout << G4endl << G4endl; |
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203 | } // end layout() |
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204 | |
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205 | void start_test() |
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206 | { |
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207 | char Pause; |
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208 | |
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209 | G4cout << "------------------------- Test on HepJamesRandom ----------------------------" << G4endl; |
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210 | G4cout << G4endl; |
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211 | layout(); |
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212 | G4cout << " ----- Press <ENTER> to continue -----"; |
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213 | if ( (Pause = G4cin.get()) != '\n') exit(0); |
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214 | G4cout << G4endl; |
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215 | G4cout << "--------------------------- Test on RandEngine ------------------------------" << G4endl; |
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216 | G4cout << G4endl; |
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217 | HepRandom::setTheEngine(&theRandEngine); |
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218 | layout(); |
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219 | G4cout << " ----- Press <ENTER> to continue -----"; |
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220 | if ( (Pause = G4cin.get()) != '\n') exit(0); |
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221 | G4cout << G4endl; |
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222 | G4cout << "------------------------- Test on DRand48Engine -----------------------------" << G4endl; |
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223 | G4cout << G4endl; |
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224 | HepRandom::setTheEngine(&theDRand48Engine); |
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225 | layout(); |
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226 | G4cout << " ----- Press <ENTER> to continue -----"; |
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227 | if ( (Pause = G4cin.get()) != '\n') exit(0); |
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228 | G4cout << G4endl; |
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229 | G4cout << "--------------------- Test on RanluxEngine (luxury 4) ------------------------" << G4endl; |
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230 | G4cout << G4endl; |
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231 | HepRandom::setTheEngine(&theRanluxEngine); |
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232 | layout(); |
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233 | G4cout << " ----- Press <ENTER> to continue -----"; |
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234 | if ( (Pause = G4cin.get()) != '\n') exit(0); |
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235 | G4cout << G4endl; |
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236 | G4cout << "-------------------------- Test on RanecuEngine ------------------------------" << G4endl; |
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237 | G4cout << G4endl; |
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238 | HepRandom::setTheEngine(&theRanecuEngine); |
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239 | layout(); |
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240 | dist_layout(); |
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241 | user_layout(); |
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242 | } // end start_test() |
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243 | |
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244 | |
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245 | HepInt main() { |
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246 | |
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247 | init(); |
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248 | start_test(); |
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249 | |
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250 | return 0; |
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251 | } |
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252 | |
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