1 | #include "particleBeam.h" |
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2 | #include "mathematicalConstants.h" |
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3 | #include "PhysicalConstants.h" |
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4 | //#include <string> |
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5 | #include <stdio.h> |
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6 | #include <algorithm> |
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7 | |
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8 | #include "environmentVariables.h" |
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9 | |
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10 | |
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11 | |
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12 | particleBeam::particleBeam() { |
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13 | // rij_transportMoments_.resize(6); |
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14 | // unsigned dim=0; |
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15 | // unsigned k; |
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16 | // for ( k=0; k < 6; k++){ |
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17 | // rij_transportMoments_.at(k).resize(++dim); |
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18 | // } |
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19 | P0Transport_ = 0.0; |
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20 | particleRepresentationOk_ = false; |
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21 | momentRepresentationOk_ = false; |
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22 | } |
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23 | |
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24 | void particleBeam::clear() { |
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25 | goodPartic_.clear(); |
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26 | rij_.raz(); |
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27 | P0Transport_ = 0.0; |
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28 | particleRepresentationOk_ = false; |
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29 | momentRepresentationOk_ = false; |
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30 | } |
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31 | |
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32 | int particleBeam::getNbParticles() const { |
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33 | return goodPartic_.size(); |
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34 | } |
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35 | |
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36 | const transportMoments& particleBeam::getTransportMoments() const { |
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37 | return rij_; |
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38 | } |
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39 | |
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40 | double particleBeam::getSigmaTransportij(unsigned i, unsigned j) { |
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41 | if ( i < 1 || i > 6 || j < 1 || j > 6 ) { |
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42 | cerr << " particleBeam::getSigmaTransportij() indices out of range " << endl; |
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43 | return 0.0; |
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44 | } |
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45 | if ( !momentRepresentationOk_ ) { |
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46 | cerr << " particleBeam::getSigmaTransportij() beam is not in moment representation " << endl; |
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47 | return 0.0; |
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48 | } |
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49 | |
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50 | i--; |
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51 | j--; |
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52 | if ( j > i ) { |
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53 | unsigned aux = i; |
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54 | i = j; |
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55 | j = aux; |
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56 | } |
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57 | return ( rij_.getMatrix().at(i) ).at(j); |
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58 | } |
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59 | |
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60 | |
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61 | double particleBeam::getUnnormalizedEmittanceX() { |
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62 | double r = getSigmaTransportij(2,1); |
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63 | double rac = (1 - r*r); |
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64 | if ( rac <= 0.0 ) { |
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65 | return 0.0; |
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66 | } |
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67 | rac = sqrt(1 - r*r); |
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68 | return 10.*getSigmaTransportij(1,1) * getSigmaTransportij(2,2) * rac; // en pi.mm.mrad |
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69 | } |
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70 | |
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71 | double particleBeam::getP0Transport() const { |
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72 | return P0Transport_; |
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73 | } |
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74 | bool particleBeam::particleRepresentationOk() const { |
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75 | return particleRepresentationOk_; |
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76 | } |
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77 | bool particleBeam::momentRepresentationOk() const { |
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78 | return momentRepresentationOk_; |
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79 | } |
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80 | |
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81 | void particleBeam::addParticle( bareParticle p) |
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82 | { |
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83 | goodPartic_.push_back(p); |
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84 | } |
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85 | |
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86 | const vector<bareParticle>& particleBeam::getParticleVector() const |
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87 | { |
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88 | return goodPartic_; |
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89 | } |
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90 | vector<bareParticle>& particleBeam::getParticleVector() |
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91 | { |
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92 | return goodPartic_; |
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93 | } |
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94 | |
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95 | |
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96 | bool particleBeam::setFromTransport(string elLab, const nomdElements elem) |
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97 | { |
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98 | string elementLabel = elLab; |
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99 | // transformer le label en majuscules ; je ne suis pas sur que ca |
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100 | // marchera a tous les coups (glm) |
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101 | std::transform(elementLabel.begin(), elementLabel.end(), elementLabel.begin(), (int (*)(int))std::toupper); |
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102 | |
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103 | cout << " particleBeam::setFromTransport on cherche element " << elementLabel << endl; |
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104 | string buf; |
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105 | ifstream infile; |
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106 | string nameIn = WORKINGAREA + "transport.output"; |
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107 | infile.open(nameIn.c_str(), ios::in); |
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108 | if (!infile) { |
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109 | cerr << " particleBeam::setFromTransport : error re-opening transport output stream " << nameIn << endl; |
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110 | return false; |
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111 | } |
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112 | // else cout << " particleBeam::setFromTransport() : ouverture du fichier " << nameIn << endl; |
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113 | |
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114 | string::size_type nn = string::npos; |
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115 | while ( getline(infile, buf) ) { |
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116 | // cout << " buf= " << buf << endl; |
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117 | nn = buf.find(elementLabel); |
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118 | // cout << " string::npos= " << string::npos << " nn= " << nn << endl; |
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119 | if ( nn != string::npos ) { |
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120 | // cout << " particleBeam::setFromTransport : element " << elementLabel << " trouve " << endl; |
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121 | break; |
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122 | } |
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123 | } |
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124 | |
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125 | if ( nn == string::npos ) { |
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126 | cerr << " particleBeam::setFromTransport : element " << elementLabel << " non trouve dans le fichier " << nameIn << endl; |
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127 | return false; |
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128 | } |
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129 | if (elem.getElementType() == bend ) { |
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130 | getline(infile, buf); |
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131 | getline(infile, buf); |
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132 | } |
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133 | readTransportMoments(infile); |
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134 | // impressionDesMoments(); |
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135 | infile.close(); |
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136 | momentRepresentationOk_ = true; |
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137 | return true; |
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138 | } |
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139 | |
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140 | |
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141 | bool particleBeam::setFromParmela(unsigned numeroElement, double referencefrequency) { |
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142 | unsigned k; |
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143 | FILE* filefais; |
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144 | string nomfilefais = WORKINGAREA + "parmdesz"; |
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145 | cout << " nom fichier desz : " << nomfilefais << endl; |
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146 | filefais = fopen(nomfilefais.c_str(), "r"); |
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147 | |
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148 | if ( filefais == (FILE*)0 ) { |
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149 | cerr << " particleBeam::setFromParmela() erreur a l'ouverture du fichier" << nomfilefais << endl;; |
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150 | return false; |
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151 | } |
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152 | else cout << " particleBeam::setFromParmela() : ouverture du fichier " << nomfilefais << endl; |
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153 | |
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154 | parmelaParticle partic; |
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155 | std::vector<parmelaParticle> faisceau; |
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156 | |
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157 | cout << " particleBeam::setFromParmela : numeroElement = " << numeroElement << endl; |
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158 | unsigned indexElement = numeroElement-1; |
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159 | |
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160 | |
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161 | |
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162 | |
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163 | int testNombrePartRef =0; |
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164 | double phaseRef; |
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165 | |
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166 | while( partic.readFromParmelaFile(filefais) > 0 ) { |
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167 | if ( partic.ne == indexElement ) |
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168 | { |
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169 | faisceau.push_back(partic); |
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170 | |
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171 | if ( partic.np == 1 ) { |
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172 | // en principe on est sur la particule de reference |
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173 | if ( fabs(partic.xx) > EPSILON || fabs(partic.yy) > EPSILON || fabs(partic.xxp) > EPSILON || fabs(partic.yyp) > EPSILON) { |
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174 | printf(" ATTENTION part. reference douteuse \n"); |
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175 | partic.imprim(); |
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176 | } |
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177 | phaseRef = partic.phi; |
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178 | TRIDVECTOR posRef(partic.xx,partic.yy,0.0); |
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179 | TRIDVECTOR betagammaRef(partic.xxp*partic.begamz, partic.yyp*partic.begamz, partic.begamz); |
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180 | referenceParticle_ = bareParticle(posRef, betagammaRef); |
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181 | testNombrePartRef++; |
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182 | if ( testNombrePartRef != 1 ) { |
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183 | cerr << " TROP DE PART. DE REF : " << testNombrePartRef << " !! " << endl; |
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184 | return false; |
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185 | } |
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186 | } |
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187 | } |
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188 | } |
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189 | |
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190 | if ( faisceau.size() == 0) |
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191 | { |
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192 | cerr << " particleBeam::setFromParmela echec lecture element " << numeroElement << endl; |
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193 | return false; |
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194 | } |
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195 | |
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196 | // facteur c/ 360. pour calculer (c dphi) / (360.freq) |
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197 | // avec freq en Mhz et dphi en degres et résultat en cm: |
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198 | double FACTEUR = 83.3333; // ameliorer la precision |
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199 | |
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200 | |
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201 | |
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202 | // pour l'instant on choisit un centroid nul; |
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203 | centroid_ = vector<double>(6,0.0); |
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204 | |
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205 | goodPartic_.clear(); |
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206 | goodPartic_.resize(faisceau.size(), bareParticle()); |
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207 | double x,xp,y,yp; |
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208 | double betagammaz; |
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209 | double betaz; |
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210 | double deltaz; |
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211 | double dephas; |
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212 | double g; |
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213 | TRIDVECTOR pos; |
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214 | TRIDVECTOR betagamma; |
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215 | // contrairement a ce qu'indique la notice PARMELA, dans parmdesz, les xp et yp |
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216 | // sont donnes en radians |
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217 | for ( k=0; k < faisceau.size(); k++) { |
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218 | x=faisceau.at(k).xx; |
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219 | xp=faisceau.at(k).xxp; |
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220 | y=faisceau.at(k).yy; |
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221 | yp=faisceau.at(k).yyp; |
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222 | |
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223 | // dephasage par rapport a la reference |
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224 | dephas = faisceau.at(k).phi - phaseRef; // degrés |
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225 | g = faisceau.at(k).wz/ERESTMeV; |
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226 | betagammaz = faisceau.at(k).begamz; |
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227 | betaz = betagammaz/(g+1.0); |
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228 | deltaz = FACTEUR * betaz * dephas / referencefrequency; |
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229 | x += xp * deltaz; |
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230 | y += yp * deltaz; |
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231 | pos.setComponents(x,y,deltaz); |
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232 | betagamma.setComponents(xp*betagammaz, yp*betagammaz, betagammaz); |
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233 | goodPartic_.at(k) = bareParticle(pos,betagamma); |
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234 | } |
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235 | particleRepresentationOk_ = true; |
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236 | return true; |
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237 | } |
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238 | |
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239 | |
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240 | void particleBeam::getVariance(double& varx, double& vary, double& varz) const { |
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241 | unsigned int k; |
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242 | double x,y,z; |
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243 | double xav = 0.; |
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244 | double yav = 0.; |
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245 | double zav = 0.; |
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246 | double xavsq = 0.; |
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247 | double yavsq = 0.; |
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248 | double zavsq = 0.; |
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249 | |
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250 | TRIDVECTOR pos; |
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251 | |
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252 | |
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253 | for ( k = 0 ; k < goodPartic_.size(); k++) { |
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254 | pos = goodPartic_.at(k).getPosition(); |
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255 | pos.getComponents(x,y,z); |
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256 | // partic_[k].getXYZ(x,y,z); |
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257 | xav += x; |
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258 | xavsq += x*x; |
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259 | yav += y; |
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260 | yavsq += y*y; |
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261 | zav += z; |
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262 | zavsq += z*z; |
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263 | } |
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264 | |
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265 | double aginv = double (goodPartic_.size()); |
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266 | aginv = 1.0/aginv; |
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267 | |
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268 | varx = aginv * ( xavsq - xav*xav*aginv ); |
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269 | vary = aginv * ( yavsq - yav*yav*aginv ); |
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270 | varz = aginv * ( zavsq - zav*zav*aginv ); |
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271 | } |
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272 | |
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273 | |
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274 | void particleBeam::printAllXYZ() const { |
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275 | cout << " dump du faisceau : " << endl; |
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276 | cout << goodPartic_.size() << " particules " << endl; |
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277 | unsigned int k; |
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278 | for ( k = 0 ; k < goodPartic_.size(); k++) |
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279 | { |
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280 | double xx,yy,zz; |
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281 | goodPartic_.at(k).getPosition().getComponents(xx,yy,zz); |
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282 | cout << " part. numero " << k << " x= " << xx << " y= " << yy << " z= " << zz << endl; |
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283 | } |
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284 | } |
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285 | |
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286 | |
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287 | |
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288 | void particleBeam::Zrange(double& zmin, double& zmax) const { |
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289 | double z; |
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290 | zmin = GRAND; |
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291 | zmax = -zmin; |
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292 | |
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293 | unsigned int k; |
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294 | for ( k = 0 ; k < goodPartic_.size(); k++) |
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295 | { |
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296 | z = goodPartic_.at(k).getZ(); |
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297 | if ( z < zmin ) zmin = z; |
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298 | else if ( z > zmax) zmax = z; |
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299 | } |
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300 | } |
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301 | |
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302 | |
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303 | |
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304 | string particleBeam::FileOutputFlow() const { |
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305 | ostringstream sortie; |
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306 | unsigned int k; |
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307 | for ( k = 0 ; k < goodPartic_.size(); k++) |
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308 | { |
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309 | sortie << goodPartic_.at(k).FileOutputFlow() << endl; |
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310 | } |
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311 | sortie << endl; |
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312 | return sortie.str(); |
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313 | } |
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314 | |
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315 | bool particleBeam::FileInput( ifstream& ifs) { |
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316 | bool test = true; |
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317 | string dum1, dum2; |
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318 | double dummy; |
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319 | if ( !( ifs >> dum1 >> dum2 >> dummy) ) return false; |
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320 | |
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321 | bareParticle pp; |
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322 | while ( pp.FileInput(ifs) ) |
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323 | { |
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324 | addParticle( pp); |
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325 | } |
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326 | return test; |
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327 | } |
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328 | |
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329 | void particleBeam::buildMomentRepresentation() { |
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330 | |
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331 | unsigned k,j,m; |
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332 | double auxj, auxm; |
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333 | if ( !particleRepresentationOk_) |
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334 | { |
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335 | cerr << " particleBeam::buildMomentRepresentation() vecteur de particules invalide" << endl; |
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336 | return; |
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337 | } |
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338 | |
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339 | cout << " buildMomentRepresentation " << endl; |
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340 | // printAllXYZ(); |
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341 | |
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342 | double gref = referenceParticle_.getGamma() - 1.0; |
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343 | double P_reference_MeV_sur_c = sqrt( gref*(gref+2) ); |
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344 | |
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345 | // initialisation des moments |
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346 | razDesMoments(); |
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347 | |
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348 | // accumulation |
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349 | TRIDVECTOR pos; |
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350 | TRIDVECTOR begam; |
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351 | double gamma; |
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352 | double begamz; |
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353 | double g; |
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354 | double PMeVsc; |
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355 | double del; |
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356 | vector<double> part(6); |
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357 | |
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358 | vector< vector<double> >& matrice = rij_.getMatrix(); |
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359 | |
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360 | |
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361 | for (k=0; k < goodPartic_.size(); k++) { |
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362 | gamma = goodPartic_.at(k).getGamma(); |
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363 | pos = goodPartic_.at(k).getPosition(); |
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364 | begam= goodPartic_.at(k).getBetaGamma(); |
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365 | begamz = begam.getComponent(2); |
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366 | g = gamma -1.0; |
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367 | PMeVsc = sqrt( g*(g+2) ); |
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368 | del = 100.0 * ( PMeVsc - P_reference_MeV_sur_c ) / P_reference_MeV_sur_c ; // en % |
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369 | |
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370 | part[0] = pos.getComponent(0); |
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371 | part[1] = begam.getComponent(0)/begamz; |
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372 | part[2] = pos.getComponent(1); |
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373 | part[3] = begam.getComponent(1)/begamz; |
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374 | part[4] = pos.getComponent(2); |
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375 | part[5] = del; |
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376 | |
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377 | for ( j = 0; j < 6; j++) { |
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378 | auxj = part.at(j) - centroid_.at(j); |
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379 | for (m=0; m <= j; m++) |
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380 | { |
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381 | auxm = part.at(m) - centroid_.at(m); |
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382 | |
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383 | ( matrice.at(j) ).at(m) += auxj*auxm; |
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384 | // ( rij_transportMoments_.at(j) ).at(m) += auxj*auxm; |
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385 | |
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386 | |
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387 | // cout << " j= " << j << " m= " << m << " rjm= " << ( rij_transportMoments_.at(j) ).at(m) << endl; |
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388 | } |
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389 | } |
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390 | } |
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391 | |
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392 | |
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393 | // moyenne |
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394 | double facmoy = 1.0/double( goodPartic_.size() ); |
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395 | for ( j = 0; j < 6; j++) { |
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396 | ( matrice.at(j) ).at(j) = sqrt(( matrice.at(j) ).at(j) * facmoy ); |
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397 | } |
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398 | |
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399 | for ( j = 0; j < 6; j++) { |
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400 | auxj = ( matrice.at(j) ).at(j); |
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401 | for (m=0; m < j; m++) { |
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402 | auxm = ( matrice.at(m) ).at(m); |
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403 | ( matrice.at(j) ).at(m) *= facmoy/(auxj * auxm); |
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404 | } |
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405 | } |
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406 | |
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407 | // les longueurs sont en cm |
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408 | // les angles en radians, on passe en mrad; |
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409 | |
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410 | double uniteAngle = 1.0e+3; |
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411 | ( matrice.at(1) ).at(1) *= uniteAngle; |
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412 | ( matrice.at(3) ).at(3) *= uniteAngle; |
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413 | P0Transport_ = 1.0e-3*ERESTMeV*P_reference_MeV_sur_c; |
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414 | |
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415 | // cout << " buildmomentrepresentation impression des moments " << endl; |
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416 | // impressionDesMoments(); |
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417 | |
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418 | momentRepresentationOk_ = true; |
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419 | } |
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420 | |
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421 | void particleBeam::impressionDesMoments() const { |
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422 | rij_.impression(); |
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423 | } |
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424 | |
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425 | void particleBeam::razDesMoments() { |
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426 | rij_.raz(); |
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427 | } |
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428 | |
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429 | |
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430 | void particleBeam::readTransportMoments(ifstream& inp) { |
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431 | rij_.readFromTransportOutput(inp); |
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432 | } |
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433 | |
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434 | double particleBeam::getXmaxRms() { |
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435 | if ( !momentRepresentationOk_ ) buildMomentRepresentation(); |
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436 | return ( rij_.getMatrix().at(0) ).at(0); |
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437 | // return ( rij_transportMoments_.at(0) ).at(0); |
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438 | } |
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439 | |
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440 | void particleBeam::donneesDessinEllipseXxp(vector<double>& xcor, vector<double>& ycor) { |
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441 | int k; |
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442 | double x,y; |
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443 | |
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444 | if ( !momentRepresentationOk_ ) return; |
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445 | |
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446 | xcor.clear(); |
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447 | ycor.clear(); |
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448 | |
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449 | double xm = ( rij_.getMatrix().at(0) ).at(0); |
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450 | double ym = ( rij_.getMatrix().at(1) ).at(1); |
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451 | double r = ( rij_.getMatrix().at(1) ).at(0); |
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452 | |
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453 | cout << " racs11= " << xm << " racs22= " << ym << " r12= " << r << endl; |
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454 | |
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455 | |
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456 | int nbintv = 50; |
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457 | if ( xm == 0.0 ) return; |
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458 | double pas = 2.0 * xm / nbintv; |
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459 | |
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460 | // cout << " r= " << r << endl; |
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461 | double rac = (1 - r*r); |
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462 | if ( rac > 0.0 ) |
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463 | { |
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464 | cout << " cas rac > " << endl; |
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465 | rac = sqrt(1 - r*r); |
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466 | double alpha = -r / rac; |
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467 | double beta = xm / ( ym * rac); |
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468 | // double gamma = ym / ( xm * rac ); |
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469 | double epsil = xm * ym * rac; |
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470 | double fac1 = -1.0 / ( beta * beta); |
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471 | double fac2 = epsil/beta; |
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472 | double fac3 = -alpha/beta; |
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473 | double aux; |
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474 | for ( k=0; k < nbintv; k++) |
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475 | { |
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476 | x = -xm + k*pas; |
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477 | aux = fac1 * x * x + fac2; |
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478 | // cout << " aux2= " << aux << endl; |
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479 | if ( aux <= 0.0 ) |
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480 | { |
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481 | aux = 0.0; |
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482 | } |
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483 | else aux = sqrt(aux); |
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484 | |
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485 | // y = fac3*x; |
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486 | y = fac3*x + aux; |
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487 | xcor.push_back(x); |
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488 | ycor.push_back(y); |
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489 | } |
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490 | |
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491 | for ( k=0; k <= nbintv; k++) |
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492 | { |
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493 | x = xm - k*pas; |
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494 | aux = fac1 * x * x + fac2; |
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495 | if ( aux <= 0.0 ) |
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496 | { |
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497 | aux = 0.0; |
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498 | } |
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499 | else aux = sqrt(aux); |
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500 | // y = fac3*x; |
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501 | y = fac3*x - aux; |
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502 | xcor.push_back(x); |
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503 | ycor.push_back(y); |
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504 | } |
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505 | } |
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506 | else |
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507 | // cas degenere |
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508 | { |
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509 | cout << " cas degenere " << endl; |
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510 | double fac = ym/xm; |
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511 | for ( k=0; k < nbintv; k++) |
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512 | { |
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513 | x = -xm + k*pas; |
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514 | y = fac*x; |
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515 | xcor.push_back(x); |
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516 | ycor.push_back(y); |
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517 | } |
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518 | |
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519 | } |
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520 | } |
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521 | |
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522 | void particleBeam::histogramme(vector<double>&xcor,vector<int>& hist,int& cnts) |
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523 | { |
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524 | double gammin= GRAND; |
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525 | double gammax= -gammin; |
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526 | double Emoy= 0.0; |
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527 | double ecatyp= 0.0; |
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528 | |
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529 | for (unsigned int k = 0; k < goodPartic_.size(); k++) |
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530 | { |
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531 | double gamma = goodPartic_.at(k).getGamma(); |
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532 | double EMev = (gamma-1.0)*ERESTMeV; |
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533 | if (gamma < gammin) gammin = gamma; |
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534 | else if (gamma > gammax) gammax = gamma; |
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535 | Emoy += EMev; |
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536 | ecatyp += EMev*EMev; |
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537 | } |
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538 | |
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539 | double sum= (float)goodPartic_.size(); |
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540 | Emoy /= sum; |
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541 | ecatyp /= sum; |
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542 | ecatyp = sqrt(abs(ecatyp-Emoy*Emoy)); |
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543 | |
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544 | double Emin = (gammin-1.0)*ERESTMeV; |
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545 | double Emax = (gammax-1.0)*ERESTMeV; |
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546 | cout << "energie cinetique -moyenne " << Emoy << " Mev " << "-mini " << Emin << " Mev " << "-maxi " << Emax << " Mev " << "ecart type " << ecatyp*1000.0 << " Kev" << endl; |
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547 | |
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548 | vector<double> Eshf; |
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549 | for (unsigned int k = 0; k < goodPartic_.size(); k++) |
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550 | { |
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551 | double gamma = goodPartic_.at(k).getGamma(); |
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552 | double EMev = (gamma-1.0)*ERESTMeV; |
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553 | Eshf.push_back(EMev-Emoy); |
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554 | } |
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555 | |
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556 | ////////////////////////////////////////////////////////////////////////////// |
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557 | |
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558 | // demi fenetre en energie, et pas de l'histogramme |
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559 | double hfene= max(3.*ecatyp-Emoy,Emoy-3.*ecatyp); |
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560 | double hpas = hfene/50.; |
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561 | |
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562 | cout << "demi fenetre " << hfene << ", hpas= " << hpas << endl; |
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563 | |
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564 | double vmin = -hfene; |
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565 | double dfen = 2.*hfene; |
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566 | int ihist = dfen/hpas; |
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567 | double phist = ihist*hpas; |
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568 | double dpas = hpas-(dfen-phist); |
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569 | if(dpas <= hpas*1.e-03) { |
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570 | ihist++; |
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571 | phist= ihist*hpas; |
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572 | } |
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573 | double vmax= vmin+hpas*ihist; |
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574 | |
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575 | cout << "'xAxisNumberOfBins= " << ihist <<", xAxisMinimum= " << vmin << ", xAxisMaximum= " << vmax << ", NParticules= " << Eshf.size() << ", phist " << phist << endl; |
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576 | |
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577 | xcor= vector<double>(ihist); |
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578 | for (unsigned i = 0; i < ihist; ++i) { |
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579 | xcor[i]= vmin+i*hpas; |
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580 | } |
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581 | |
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582 | hist= vector<int>(ihist,0); |
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583 | for (unsigned i = 0; i < Eshf.size(); ++i) { |
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584 | double var= Eshf[i]-vmin; |
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585 | if(var < 0 || var >= phist) cout<<"out of range "<<var<<", ("<< i<<")"<< endl; |
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586 | int k= var/hpas; |
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587 | int kk= (int)floor(var/hpas); |
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588 | if(i%20 == 0) cout<<"v("<<i<<")= " <<var<<" ["<<k<<"-"<<kk<<"], "<<endl; |
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589 | hist[kk]++; |
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590 | } |
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591 | |
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592 | cnts= 0; |
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593 | for (unsigned i = 0; i < ihist; ++i) { |
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594 | if(hist.at(i) > 0) cnts++; |
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595 | cout<<"("<<xcor.at(i)<<","<<hist.at(i)<<") "; |
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596 | } |
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597 | cout<< " ... cnts= " << cnts << endl; |
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598 | } |
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