1 | function [resFileNamesStruct, resErrorFlag] = idMeasElecBeamVsUndParam(idName, undParams, undParamsBkg, freqBkgMeas, inclPerturbMeas, fileNameCore, dispData) |
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2 | % Measure e-beam COD at different undulator parameters (gap, phase or currents in main coils) |
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3 | % if(freqBkgMeas == 1) - measure bakground once each time after passing the in-most loop |
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4 | % if(freqBkgMeas == n) - measure bakground once after passing n nested loops |
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5 | |
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6 | %========================================================================== |
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7 | UpdateOfCOD=1; |
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8 | % if 0 => no FFWD, no {SOFB + FOFB} : in case of first iteration of tables |
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9 | % if 1 => FFWD but no {SOFB + FOFB} : in case of higher iteration |
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10 | %========================================================================== |
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11 | Debug=1; % if 1 => no check of SOFB and FOFB |
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12 | |
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13 | resFileNamesStruct=struct; |
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14 | resFileNames = {}; |
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15 | resErrorFlag = 0; |
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16 | numUndParams = length(undParams); |
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17 | resUnd = 0; |
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18 | absCurrentThreshold=0.01; % To check if cor currents are zero |
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19 | |
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20 | %% CHECK FFWD, SOFB AND FOFB STATE |
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21 | dServName = idGetUndDServer(idName); |
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22 | if dServName ==-1 |
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23 | fprintf('IdName ''%s'' is incorrect\n', idName); |
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24 | return |
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25 | end |
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26 | tempStructure=idGetCorrectionStatus(idName); |
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27 | fFwdState=tempStructure.ffwd; |
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28 | if (fFwdState==1) |
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29 | if ~UpdateOfCOD |
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30 | fprintf ('FFWD is active! Desactive it to continue\n') |
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31 | return |
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32 | end |
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33 | end |
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34 | |
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35 | sOfbIsActive=tempStructure.sofb; |
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36 | if (sOfbIsActive==1) |
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37 | if ~Debug |
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38 | fprintf ('SOFB is active! Desactive it to continue\n') |
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39 | return |
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40 | end |
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41 | end |
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42 | |
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43 | fOfbIsActive=tempStructure.fofb; |
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44 | if (fOfbIsActive==1) |
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45 | if ~Debug |
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46 | fprintf ('FOFB is active! Desactive it to continue\n') |
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47 | return |
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48 | end |
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49 | end |
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50 | |
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51 | %% CHECK FFWD CORRECTION CURRENTS |
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52 | |
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53 | CurrentCVE=tango_read_attribute(dServName, 'currentCVE'); |
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54 | CurrentCVE=CurrentCVE.value(1); |
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55 | CurrentCHE=tango_read_attribute(dServName, 'currentCHE'); |
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56 | CurrentCHE=CurrentCHE.value(1); |
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57 | CurrentCVS=tango_read_attribute(dServName, 'currentCVS'); |
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58 | CurrentCVS=CurrentCVS.value(1); |
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59 | CurrentCHS=tango_read_attribute(dServName, 'currentCHS'); |
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60 | CurrentCHS=CurrentCHS.value(1); |
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61 | if (abs(CurrentCVE)>absCurrentThreshold||abs(CurrentCHE)>absCurrentThreshold||abs(CurrentCVS)>absCurrentThreshold||abs(CurrentCHS)>absCurrentThreshold) |
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62 | if ~UpdateOfCOD |
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63 | fprintf('Set correction currents to zero to continue\n'); |
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64 | return |
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65 | end |
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66 | end |
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67 | |
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68 | %% Script from Oleg |
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69 | %"Nested For" algorithm |
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70 | curParamName = undParams{1}{1}; % Parameter name ('gap') |
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71 | curParamValues = undParams{1}{2}; % Parameter value [5.5 6 10] |
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72 | curParamAbsTol = undParams{1}{3}; % Parameter absolute tolerance {0.01} |
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73 | numCurParamValues = length(curParamValues); |
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74 | |
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75 | % generates filename for saving data |
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76 | nextFileNameCoreBase = strcat(fileNameCore, '_'); |
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77 | nextFileNameCoreBase = strcat(nextFileNameCoreBase, curParamName); |
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78 | |
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79 | for j = 1:numCurParamValues |
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80 | |
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81 | curParamValue = curParamValues(j); |
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82 | |
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83 | strParamValue = sprintf('%f', curParamValue); |
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84 | strParamValue = strrep(strParamValue, '.', '_'); |
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85 | lenOrigStrParamValue = length(strParamValue); |
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86 | numTrailZeros = 0; %removing trailing zeros |
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87 | for k = 1:lenOrigStrParamValue |
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88 | if strcmp(strParamValue(lenOrigStrParamValue - k + 1), '0') |
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89 | numTrailZeros = numTrailZeros + 1; |
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90 | else |
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91 | if (numTrailZeros > 0) && strcmp(strParamValue(lenOrigStrParamValue - k + 1), '_') |
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92 | numTrailZeros = numTrailZeros + 1; |
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93 | end |
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94 | break; |
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95 | end |
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96 | end |
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97 | if(numTrailZeros > 0) |
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98 | strParamValueFin = ''; |
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99 | for k = 1:lenOrigStrParamValue - numTrailZeros |
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100 | strParamValueFin = strcat(strParamValueFin, strParamValue(k)); |
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101 | end |
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102 | else |
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103 | strParamValueFin = strParamValue; %OC fix(?) |
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104 | end |
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105 | nextFileNameCore = strcat(nextFileNameCoreBase, strParamValueFin); |
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106 | |
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107 | %%%%%%%%%%%Change Undulator parameter (gap, phase or current) |
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108 | resUnd = idSetUndParamSync(idName, curParamName, curParamValue, curParamAbsTol); |
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109 | if(resUnd ~= 0) |
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110 | fprintf('Execution terminated since Undulator Parameter can not be set\n'); |
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111 | resErrorFlag = -1; return; |
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112 | end |
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113 | |
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114 | if(numUndParams > 1) |
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115 | %Preparing arguments for nested call |
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116 | nextUndParams = {}; |
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117 | for k = 1:(numUndParams - 1) |
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118 | for i = 1:3 |
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119 | nextUndParams{k}{i} = undParams{k + 1}{i}; |
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120 | end |
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121 | nextUndParams{k}{4} = 'nested'; %marking the set of params as for the nested call |
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122 | end |
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123 | |
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124 | %%%%%%%%%%%Do nested call |
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125 | [resNextFileNamesStruct, resNextErrorFlag] = idMeasElecBeamVsUndParam(idName, nextUndParams, undParamsBkg, freqBkgMeas, inclPerturbMeas, nextFileNameCore, dispData); |
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126 | resNextFileNames = resNextFileNamesStruct.filelist; |
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127 | numNextFileNames = length(resNextFileNames); |
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128 | |
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129 | if(resNextErrorFlag ~= 0) |
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130 | fprintf('Execution terminated because of error in the inner loop\n'); |
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131 | resErrorFlag = resNextErrorFlag; return; |
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132 | end |
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133 | |
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134 | numCurFileNames = length(resFileNames); |
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135 | for k = 1:numNextFileNames |
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136 | resFileNames{numCurFileNames + k} = resNextFileNames{k}; |
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137 | end |
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138 | |
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139 | else |
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140 | %%%%%%%%%%%Measure e-beam COD |
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141 | getx();getz(); |
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142 | outStruct = idMeasElecBeamUnd(idName, inclPerturbMeas, nextFileNameCore, 1, dispData); |
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143 | numCurFileNames = length(resFileNames); |
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144 | resFileNames{numCurFileNames + 1} = outStruct.file; |
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145 | end |
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146 | end |
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147 | resFileNamesStruct.filelist = resFileNames; |
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148 | |
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149 | numUndParamsBkg = length(undParamsBkg); |
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150 | if((numUndParams == freqBkgMeas) && (numUndParamsBkg > 0)) %Measure Background if necessary |
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151 | %numUndParamsBkg = length(undParamsBkg); |
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152 | |
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153 | if(numUndParamsBkg > 0) |
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154 | nextFileNameCore = strcat(fileNameCore, '_bkg'); |
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155 | undParamsBeforeBkgMeas = {}; |
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156 | for k = 1:numUndParamsBkg |
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157 | curParamName = undParamsBkg{k}{1}; |
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158 | curParamValue = undParamsBkg{k}{2}; |
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159 | curParamAbsTol = undParamsBkg{k}{3}; |
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160 | undParamsBeforeBkgMeas{k} = idGetUndParam(idName, curParamName); |
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161 | |
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162 | %%%%%%%%%%%Change Undulator parameter (gap, phase or current) to prepare for background measurement |
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163 | % resUnd = idSetUndParamSync(idName, curParamName, curParamValue, curParamAbsTol); |
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164 | % if(resUnd ~= 0) |
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165 | % fprintf('Execution terminated since Undulator Parameter can not be set\n'); |
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166 | % resErrorFlag = -1; return; |
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167 | % end |
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168 | end |
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169 | |
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170 | %%%%%%%%%%%Measure e-beam COD background |
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171 | getx();getz(); |
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172 | outStruct = idMeasElecBeamUnd(idName, inclPerturbMeas, nextFileNameCore, 1, dispData); |
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173 | numCurFileNames = length(resFileNames); |
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174 | resFileNames{numCurFileNames + 1} = outStruct.file; |
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175 | resFileNamesStruct.filelist = resFileNames; |
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176 | |
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177 | %Returning to the state before background measurement, only in the case of nested call |
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178 | if(length(undParams{1}) > 3) |
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179 | if strcmp(undParams{1}{4}, 'nested') |
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180 | for k = 1:numUndParamsBkg |
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181 | curParamName = undParamsBkg{k}{1}; |
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182 | curParamAbsTol = undParamsBkg{k}{3}; |
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183 | curParamValue = undParamsBeforeBkgMeas{k}; |
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184 | |
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185 | %%%%%%%%%%%Change Undulator parameter (gap, phase or current) - return to the last state before background measurement |
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186 | % resUnd = idSetUndParamSync(idName, curParamName, curParamValue, curParamAbsTol); |
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187 | % if(resUnd ~= 0) |
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188 | % fprintf('Execution terminated since Undulator Parameter can not be set\n'); |
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189 | % resErrorFlag = -1; return; |
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190 | % end |
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191 | end |
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192 | end |
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193 | end |
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194 | end |
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195 | end |
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196 | |
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197 | if((length(undParams{1}) <= 3) || (strcmp(undParams{1}{4}, 'nested') == 0)) %i.e. this is not a nested call |
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198 | %iall job is done, writing and saving the summary structure |
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199 | |
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200 | lastParamAr = undParams{numUndParams}{2}; |
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201 | perMeasBkg = length(lastParamAr); |
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202 | if(freqBkgMeas > 1) |
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203 | for k = 1:(numUndParams - 1) |
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204 | perMeasBkg = perMeasBkg*length(undParams{numUndParams - k}{2}); |
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205 | end |
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206 | end |
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207 | |
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208 | resFileNamesStruct.filelist = resFileNames; |
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209 | resFileNamesStruct.params = undParams; |
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210 | resFileNamesStruct.filenames_meas_bkg = idAuxPrepFileNameListMeasAndBkg(resFileNames, perMeasBkg); |
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211 | |
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212 | fileNameCoreSummary = strcat(fileNameCore, '_summary'); |
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213 | idSaveStruct(resFileNamesStruct, fileNameCoreSummary, idName, 1, 0); |
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214 | end |
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