| 1 | gezelter | 404 | /* | 
| 2 | gezelter | 246 | * Copyright (c) 2005 The University of Notre Dame. All Rights Reserved. | 
| 3 |  |  | * | 
| 4 |  |  | * The University of Notre Dame grants you ("Licensee") a | 
| 5 |  |  | * non-exclusive, royalty free, license to use, modify and | 
| 6 |  |  | * redistribute this software in source and binary code form, provided | 
| 7 |  |  | * that the following conditions are met: | 
| 8 |  |  | * | 
| 9 |  |  | * 1. Acknowledgement of the program authors must be made in any | 
| 10 |  |  | *    publication of scientific results based in part on use of the | 
| 11 |  |  | *    program.  An acceptable form of acknowledgement is citation of | 
| 12 |  |  | *    the article in which the program was described (Matthew | 
| 13 |  |  | *    A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher | 
| 14 |  |  | *    J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented | 
| 15 |  |  | *    Parallel Simulation Engine for Molecular Dynamics," | 
| 16 |  |  | *    J. Comput. Chem. 26, pp. 252-271 (2005)) | 
| 17 |  |  | * | 
| 18 |  |  | * 2. Redistributions of source code must retain the above copyright | 
| 19 |  |  | *    notice, this list of conditions and the following disclaimer. | 
| 20 |  |  | * | 
| 21 |  |  | * 3. Redistributions in binary form must reproduce the above copyright | 
| 22 |  |  | *    notice, this list of conditions and the following disclaimer in the | 
| 23 |  |  | *    documentation and/or other materials provided with the | 
| 24 |  |  | *    distribution. | 
| 25 |  |  | * | 
| 26 |  |  | * This software is provided "AS IS," without a warranty of any | 
| 27 |  |  | * kind. All express or implied conditions, representations and | 
| 28 |  |  | * warranties, including any implied warranty of merchantability, | 
| 29 |  |  | * fitness for a particular purpose or non-infringement, are hereby | 
| 30 |  |  | * excluded.  The University of Notre Dame and its licensors shall not | 
| 31 |  |  | * be liable for any damages suffered by licensee as a result of | 
| 32 |  |  | * using, modifying or distributing the software or its | 
| 33 |  |  | * derivatives. In no event will the University of Notre Dame or its | 
| 34 |  |  | * licensors be liable for any lost revenue, profit or data, or for | 
| 35 |  |  | * direct, indirect, special, consequential, incidental or punitive | 
| 36 |  |  | * damages, however caused and regardless of the theory of liability, | 
| 37 |  |  | * arising out of the use of or inability to use software, even if the | 
| 38 |  |  | * University of Notre Dame has been advised of the possibility of | 
| 39 |  |  | * such damages. | 
| 40 |  |  | */ | 
| 41 |  |  |  | 
| 42 | gezelter | 2 | #include <stdlib.h> | 
| 43 |  |  | #include <stdio.h> | 
| 44 |  |  | #include <string.h> | 
| 45 | tim | 665 | #include <string> | 
| 46 | gezelter | 2 |  | 
| 47 | tim | 3 | #include "io/Globals.hpp" | 
| 48 | tim | 816 | #include "io/ParamConstraint.hpp" | 
| 49 |  |  | #include "utils/MemoryUtils.hpp" | 
| 50 | tim | 3 | #include "utils/simError.h" | 
| 51 | gezelter | 2 |  | 
| 52 | tim | 770 | namespace oopse { | 
| 53 |  |  | Globals::Globals() { | 
| 54 | tim | 665 | DefineParameter(ForceField, "forceField") | 
| 55 |  |  |  | 
| 56 |  |  | DefineOptionalParameter(TargetTemp, "targetTemp"); | 
| 57 |  |  | DefineOptionalParameter(Ensemble, "ensemble"); | 
| 58 |  |  | DefineOptionalParameter(Dt, "dt"); | 
| 59 |  |  | DefineOptionalParameter(RunTime, "runTime"); | 
| 60 |  |  | DefineOptionalParameter(FinalConfig, "finalConfig"); | 
| 61 |  |  | DefineOptionalParameter(SampleTime, "sampleTime"); | 
| 62 |  |  | DefineOptionalParameter(ResetTime, "resetTime"); | 
| 63 |  |  | DefineOptionalParameter(StatusTime, "statusTime"); | 
| 64 |  |  | DefineOptionalParameter(CutoffRadius, "cutoffRadius"); | 
| 65 |  |  | DefineOptionalParameter(SwitchingRadius, "switchingRadius"); | 
| 66 |  |  | DefineOptionalParameter(TempSet, "tempSet"); | 
| 67 |  |  | DefineOptionalParameter(ThermalTime, "thermalTime"); | 
| 68 | gezelter | 1126 | DefineOptionalParameter(TargetPressure, "targetPressure"); | 
| 69 | tim | 665 | DefineOptionalParameter(TauThermostat, "tauThermostat"); | 
| 70 |  |  | DefineOptionalParameter(TauBarostat, "tauBarostat"); | 
| 71 |  |  | DefineOptionalParameter(ZconsTime, "zconsTime"); | 
| 72 |  |  | DefineOptionalParameter(ZconsTol, "zconsTol"); | 
| 73 |  |  | DefineOptionalParameter(ZconsForcePolicy, "zconsForcePolicy"); | 
| 74 |  |  | DefineOptionalParameter(Seed, "seed"); | 
| 75 |  |  | DefineOptionalParameter(Minimizer, "minimizer"); | 
| 76 |  |  | DefineOptionalParameter(MinimizerMaxIter,"minimizerMaxIter"); | 
| 77 |  |  | DefineOptionalParameter(MinimizerWriteFrq, "minimizerWriteFrq"); | 
| 78 |  |  | DefineOptionalParameter(MinimizerStepSize, "minimizerStepSize"); | 
| 79 |  |  | DefineOptionalParameter(MinimizerFTol, "minimizerFTol"); | 
| 80 |  |  | DefineOptionalParameter(MinimizerGTol, "minimizerGTol"); | 
| 81 |  |  | DefineOptionalParameter(MinimizerLSTol, "minimizerLSTol"); | 
| 82 |  |  | DefineOptionalParameter(MinimizerLSMaxIter, "minimizerLSMaxIter"); | 
| 83 |  |  | DefineOptionalParameter(ZconsGap, "zconsGap"); | 
| 84 |  |  | DefineOptionalParameter(ZconsFixtime, "zconsFixtime"); | 
| 85 |  |  | DefineOptionalParameter(ZconsUsingSMD, "zconsUsingSMD"); | 
| 86 |  |  | DefineOptionalParameter(ThermodynamicIntegrationLambda, "thermodynamicIntegrationLambda"); | 
| 87 |  |  | DefineOptionalParameter(ThermodynamicIntegrationK, "thermodynamicIntegrationK"); | 
| 88 |  |  | DefineOptionalParameter(ForceFieldVariant, "forceFieldVariant"); | 
| 89 |  |  | DefineOptionalParameter(ForceFieldFileName, "forceFieldFileName"); | 
| 90 | gezelter | 1078 | DefineOptionalParameter(DampingAlpha, "dampingAlpha"); | 
| 91 | tim | 665 | DefineOptionalParameter(ThermIntDistSpringConst, "thermIntDistSpringConst"); | 
| 92 |  |  | DefineOptionalParameter(ThermIntThetaSpringConst, "thermIntThetaSpringConst"); | 
| 93 |  |  | DefineOptionalParameter(ThermIntOmegaSpringConst, "thermIntOmegaSpringConst"); | 
| 94 |  |  | DefineOptionalParameter(SurfaceTension, "surfaceTension"); | 
| 95 |  |  | DefineOptionalParameter(PrintPressureTensor, "printPressureTensor"); | 
| 96 | gezelter | 1291 | DefineOptionalParameter(TaggedAtomPair, "taggedAtomPair"); | 
| 97 |  |  | DefineOptionalParameter(PrintTaggedPairDistance, "printTaggedPairDistance"); | 
| 98 | tim | 665 | DefineOptionalParameter(CutoffPolicy, "cutoffPolicy"); | 
| 99 | chrisfen | 726 | DefineOptionalParameter(SwitchingFunctionType, "switchingFunctionType"); | 
| 100 | tim | 895 | DefineOptionalParameter(HydroPropFile, "HydroPropFile"); | 
| 101 | tim | 906 | DefineOptionalParameter(Viscosity, "viscosity"); | 
| 102 |  |  | DefineOptionalParameter(BeadSize, "beadSize"); | 
| 103 | gezelter | 945 | DefineOptionalParameter(FrozenBufferRadius, "frozenBufferRadius"); | 
| 104 |  |  | DefineOptionalParameter(LangevinBufferRadius, "langevinBufferRadius"); | 
| 105 | gezelter | 1355 | DefineOptionalParameter(ThermalConductivity, "thermalConductivity"); | 
| 106 |  |  | DefineOptionalParameter(ThermalLength, "thermalLength"); | 
| 107 | chuckv | 1095 | DefineOptionalParameter(NeighborListNeighbors,"NeighborListNeighbors"); | 
| 108 | chuckv | 1306 | DefineOptionalParameter(UseMultipleTemperatureMethod, "useMultipleTemperatureMethod"); | 
| 109 |  |  | DefineOptionalParameter(MTM_Ce, "MTM_Ce"); | 
| 110 |  |  | DefineOptionalParameter(MTM_G, "MTM_G"); | 
| 111 |  |  | DefineOptionalParameter(MTM_Io, "MTM_Io"); | 
| 112 |  |  | DefineOptionalParameter(MTM_Sigma, "MTM_Sigma"); | 
| 113 |  |  | DefineOptionalParameter(MTM_R, "MTM_R"); | 
| 114 | tim | 906 |  | 
| 115 | gezelter | 1327 |  | 
| 116 | chuckv | 1147 |  | 
| 117 | tim | 665 | DefineOptionalParameterWithDefaultValue(UsePeriodicBoundaryConditions, "usePeriodicBoundaryConditions", true); | 
| 118 | gezelter | 1126 | DefineOptionalParameterWithDefaultValue(UseAtomicVirial, "useAtomicVirial", true); | 
| 119 | tim | 665 | DefineOptionalParameterWithDefaultValue(UseInitalTime, "useInitialTime", false); | 
| 120 |  |  | DefineOptionalParameterWithDefaultValue(UseIntialExtendedSystemState, "useInitialExtendedSystemState", false); | 
| 121 |  |  | DefineOptionalParameterWithDefaultValue(OrthoBoxTolerance, "orthoBoxTolerance", 1E-6); | 
| 122 |  |  | DefineOptionalParameterWithDefaultValue(UseSolidThermInt, "useSolidThermInt", false); | 
| 123 |  |  | DefineOptionalParameterWithDefaultValue(UseLiquidThermInt, "useLiquidThermInt", false); | 
| 124 | chrisfen | 666 | DefineOptionalParameterWithDefaultValue(ThermIntDistSpringConst, "thermIntDistSpringConst", 6.0); | 
| 125 |  |  | DefineOptionalParameterWithDefaultValue(ThermIntThetaSpringConst, "thermIntThetaSpringConst", 7.5); | 
| 126 |  |  | DefineOptionalParameterWithDefaultValue(ThermIntOmegaSpringConst, "thermIntOmegaSpringConst", 13.5); | 
| 127 | gezelter | 1078 | DefineOptionalParameterWithDefaultValue(ElectrostaticSummationMethod, "electrostaticSummationMethod", "SHIFTED_FORCE"); | 
| 128 |  |  | DefineOptionalParameterWithDefaultValue(ElectrostaticScreeningMethod, "electrostaticScreeningMethod", "DAMPED"); | 
| 129 | chrisfen | 1050 | DefineOptionalParameterWithDefaultValue(Dielectric, "dielectric", 78.5); | 
| 130 | tim | 665 | DefineOptionalParameterWithDefaultValue(CompressDumpFile, "compressDumpFile", 0); | 
| 131 | chrisfen | 726 | DefineOptionalParameterWithDefaultValue(OutputForceVector, "outputForceVector", 0); | 
| 132 | tim | 665 | DefineOptionalParameterWithDefaultValue(SkinThickness, "skinThickness", 1.0); | 
| 133 | tim | 681 | DefineOptionalParameterWithDefaultValue(StatFileFormat, "statFileFormat", "TIME|TOTAL_ENERGY|POTENTIAL_ENERGY|KINETIC_ENERGY|TEMPERATURE|PRESSURE|VOLUME|CONSERVED_QUANTITY"); | 
| 134 | gezelter | 945 | DefineOptionalParameterWithDefaultValue(UseSphericalBoundaryConditions, "useSphericalBoundaryConditions", false); | 
| 135 | chrisfen | 998 | DefineOptionalParameterWithDefaultValue(AccumulateBoxDipole, "accumulateBoxDipole", false); | 
| 136 | tim | 681 |  | 
| 137 | gezelter | 1327 | DefineOptionalParameterWithDefaultValue(UseRNEMD, "useRNEMD", false); | 
| 138 |  |  | DefineOptionalParameterWithDefaultValue(RNEMD_swapTime, "RNEMD_swapTime", 100.0); | 
| 139 | skuang | 1341 | DefineOptionalParameterWithDefaultValue(RNEMD_nBins, "RNEMD_nBins", 16); | 
| 140 | gezelter | 1327 | DefineOptionalParameterWithDefaultValue(RNEMD_swapType, "RNEMD_swapType", "Kinetic"); | 
| 141 | gezelter | 1331 | DefineOptionalParameterWithDefaultValue(RNEMD_objectSelection, "RNEMD_objectSelection", "select all"); | 
| 142 | gezelter | 1354 | DefineOptionalParameterWithDefaultValue(UseRestraints, "UseRestraints", false); | 
| 143 |  |  | DefineOptionalParameterWithDefaultValue(Restraint_objectSelection, "Restraint_objectSelection", "select all"); | 
| 144 |  |  | DefineOptionalParameterWithDefaultValue(Restraint_type, "Restraint_type", "positional"); | 
| 145 |  |  | DefineOptionalParameterWithDefaultValue(Restraint_file, "Restraint_file", "idealCrystal.in"); | 
| 146 |  |  | DefineOptionalParameterWithDefaultValue(Restraint_DisplacementSpringConstant, "Restraint_DisplacementSpringConstant", 0.0); | 
| 147 |  |  | DefineOptionalParameterWithDefaultValue(Restraint_RollSpringConstant, "Restraint_RollSpringConstant", 0.0);   // phi | 
| 148 |  |  | DefineOptionalParameterWithDefaultValue(Restraint_PitchSpringConstant, "Restraint_PitchSpringConstant", 0.0); // theta | 
| 149 |  |  | DefineOptionalParameterWithDefaultValue(Restraint_YawSpringConstant, "Restraint_YawSpringConstant", 0.0);     // psi | 
| 150 | gezelter | 1327 |  | 
| 151 |  |  |  | 
| 152 | gezelter | 1078 | deprecatedKeywords_.insert("nComponents"); | 
| 153 |  |  | deprecatedKeywords_.insert("nZconstraints"); | 
| 154 |  |  | deprecatedKeywords_.insert("initialConfig"); | 
| 155 | gezelter | 2 |  | 
| 156 |  |  | } | 
| 157 |  |  |  | 
| 158 | tim | 770 | Globals::~Globals() { | 
| 159 | tim | 816 | MemoryUtils::deletePointers(components_); | 
| 160 |  |  | MemoryUtils::deletePointers(zconstraints_); | 
| 161 | gezelter | 2 | } | 
| 162 |  |  |  | 
| 163 | tim | 770 | void Globals::validate() { | 
| 164 |  |  | DataHolder::validate(); | 
| 165 | gezelter | 2 |  | 
| 166 | tim | 672 | CheckParameter(ForceField, isNotEmpty()); | 
| 167 |  |  | CheckParameter(TargetTemp, isPositive()); | 
| 168 | chuckv | 1293 | CheckParameter(Ensemble, isEqualIgnoreCase("NVE") || isEqualIgnoreCase("NVT") || isEqualIgnoreCase("NPTi") || isEqualIgnoreCase("NPTf") || isEqualIgnoreCase("NPTxyz") || isEqualIgnoreCase("NPAT")  || isEqualIgnoreCase("LANGEVINDYNAMICS") || isEqualIgnoreCase("LD") || isEqualIgnoreCase("NPRT") || isEqualIgnoreCase("NPGT") || isEqualIgnoreCase("NGammaT") || isEqualIgnoreCase("NGT") || isEqualIgnoreCase("SMIPD")); | 
| 169 | tim | 672 | CheckParameter(Dt, isPositive()); | 
| 170 |  |  | CheckParameter(RunTime, isPositive()); | 
| 171 |  |  | CheckParameter(FinalConfig, isNotEmpty()); | 
| 172 |  |  | CheckParameter(SampleTime, isNonNegative()); | 
| 173 |  |  | CheckParameter(ResetTime, isNonNegative()); | 
| 174 |  |  | CheckParameter(StatusTime, isNonNegative()); | 
| 175 |  |  | CheckParameter(CutoffRadius, isPositive()); | 
| 176 |  |  | CheckParameter(SwitchingRadius, isNonNegative()); | 
| 177 |  |  | CheckParameter(Dielectric, isPositive()); | 
| 178 |  |  | CheckParameter(ThermalTime,  isNonNegative()); | 
| 179 |  |  | CheckParameter(TauThermostat, isPositive()); | 
| 180 |  |  | CheckParameter(TauBarostat, isPositive()); | 
| 181 |  |  | CheckParameter(ZconsTime, isPositive()); | 
| 182 |  |  | CheckParameter(ZconsTol, isPositive()); | 
| 183 |  |  | CheckParameter(Seed, isPositive()); | 
| 184 | tim | 850 | CheckParameter(Minimizer, isEqualIgnoreCase("SD") || isEqualIgnoreCase("CG")); | 
| 185 | tim | 672 | CheckParameter(MinimizerMaxIter, isPositive()); | 
| 186 |  |  | CheckParameter(MinimizerWriteFrq, isPositive()); | 
| 187 |  |  | CheckParameter(MinimizerStepSize, isPositive()); | 
| 188 |  |  | CheckParameter(MinimizerFTol, isPositive()); | 
| 189 |  |  | CheckParameter(MinimizerGTol, isPositive()); | 
| 190 |  |  | CheckParameter(MinimizerLSTol, isPositive()); | 
| 191 |  |  | CheckParameter(MinimizerLSMaxIter, isPositive()); | 
| 192 |  |  | CheckParameter(ZconsGap, isPositive()); | 
| 193 |  |  | CheckParameter(ZconsFixtime, isPositive()); | 
| 194 | chrisfen | 979 | CheckParameter(ThermodynamicIntegrationLambda, isNonNegative()); | 
| 195 | tim | 672 | CheckParameter(ThermodynamicIntegrationK, isPositive()); | 
| 196 |  |  | CheckParameter(ForceFieldVariant, isNotEmpty()); | 
| 197 |  |  | CheckParameter(ForceFieldFileName, isNotEmpty()); | 
| 198 |  |  | CheckParameter(ThermIntDistSpringConst, isPositive()); | 
| 199 |  |  | CheckParameter(ThermIntThetaSpringConst, isPositive()); | 
| 200 |  |  | CheckParameter(ThermIntOmegaSpringConst, isPositive()); | 
| 201 | tim | 850 | CheckParameter(ElectrostaticSummationMethod, isEqualIgnoreCase("NONE") || isEqualIgnoreCase("SHIFTED_POTENTIAL") || isEqualIgnoreCase("SHIFTED_FORCE") || isEqualIgnoreCase("REACTION_FIELD")); | 
| 202 |  |  | CheckParameter(ElectrostaticScreeningMethod, isEqualIgnoreCase("UNDAMPED") || isEqualIgnoreCase("DAMPED")); | 
| 203 |  |  | CheckParameter(CutoffPolicy, isEqualIgnoreCase("MIX") || isEqualIgnoreCase("MAX") || isEqualIgnoreCase("TRADITIONAL")); | 
| 204 |  |  | CheckParameter(SwitchingFunctionType, isEqualIgnoreCase("CUBIC") || isEqualIgnoreCase("FIFTH_ORDER_POLYNOMIAL")); | 
| 205 | tim | 672 | //CheckParameter(StatFileFormat,); | 
| 206 |  |  | CheckParameter(OrthoBoxTolerance, isPositive()); | 
| 207 |  |  | CheckParameter(ThermIntDistSpringConst, isPositive()); | 
| 208 |  |  | CheckParameter(ThermIntThetaSpringConst, isPositive()); | 
| 209 |  |  | CheckParameter(ThermIntOmegaSpringConst, isPositive()); | 
| 210 | chrisfen | 716 | CheckParameter(DampingAlpha,isNonNegative()); | 
| 211 | tim | 672 | CheckParameter(SkinThickness, isPositive()); | 
| 212 | gezelter | 945 | CheckParameter(Viscosity, isNonNegative()); | 
| 213 | gezelter | 1355 | CheckParameter(ThermalConductivity, isNonNegative()); | 
| 214 |  |  | CheckParameter(ThermalLength, isNonNegative()); | 
| 215 | gezelter | 945 | CheckParameter(BeadSize, isPositive()); | 
| 216 |  |  | CheckParameter(FrozenBufferRadius, isPositive()); | 
| 217 |  |  | CheckParameter(LangevinBufferRadius, isPositive()); | 
| 218 | chuckv | 1095 | CheckParameter(NeighborListNeighbors, isPositive()); | 
| 219 | gezelter | 1327 | CheckParameter(RNEMD_swapTime, isPositive()); | 
| 220 | skuang | 1341 | CheckParameter(RNEMD_nBins, isPositive() && isEven()); | 
| 221 | gezelter | 1327 | CheckParameter(RNEMD_swapType, isEqualIgnoreCase("Kinetic") || isEqualIgnoreCase("Px") || isEqualIgnoreCase("Py") || isEqualIgnoreCase("Pz")); | 
| 222 | gezelter | 1354 | CheckParameter(Restraint_DisplacementSpringConstant, isNonNegative()); | 
| 223 |  |  | CheckParameter(Restraint_RollSpringConstant, isNonNegative()); | 
| 224 |  |  | CheckParameter(Restraint_PitchSpringConstant, isNonNegative()); | 
| 225 |  |  | CheckParameter(Restraint_YawSpringConstant, isNonNegative()); | 
| 226 |  |  | CheckParameter(Restraint_type, isEqualIgnoreCase("P") || isEqualIgnoreCase("O") || isEqualIgnoreCase("P+O") || isEqualIgnoreCase("RMSD_P") || isEqualIgnoreCase("RMSD_O") || isEqualIgnoreCase("RMSD_P+RMSD_O")); | 
| 227 | chuckv | 1095 |  | 
| 228 | tim | 770 | for(std::vector<Component*>::iterator i = components_.begin(); i != components_.end(); ++i) { | 
| 229 |  |  | if (!(*i)->findMoleculeStamp(moleculeStamps_)) { | 
| 230 | tim | 845 | std::ostringstream oss; | 
| 231 |  |  | oss << "Globals Error: can not find molecule stamp for component " << (*i)->getType() << std::endl; | 
| 232 |  |  | throw OOPSEException(oss.str()); | 
| 233 | tim | 770 | } | 
| 234 |  |  | } | 
| 235 |  |  | } | 
| 236 |  |  |  | 
| 237 |  |  | bool Globals::addComponent(Component* comp) { | 
| 238 |  |  | components_.push_back(comp); | 
| 239 |  |  | return true; | 
| 240 |  |  | } | 
| 241 | gezelter | 2 |  | 
| 242 | tim | 770 | bool Globals::addZConsStamp(ZConsStamp* zcons) { | 
| 243 |  |  | zconstraints_.push_back(zcons); | 
| 244 |  |  | return true; | 
| 245 | gezelter | 2 | } | 
| 246 |  |  |  | 
| 247 | tim | 770 | bool Globals::addMoleculeStamp(MoleculeStamp* molStamp) { | 
| 248 |  |  | std::string molStampName = molStamp->getName(); | 
| 249 |  |  | std::map<std::string, MoleculeStamp*>::iterator i; | 
| 250 |  |  | bool ret = false; | 
| 251 |  |  | i = moleculeStamps_.find(molStampName); | 
| 252 |  |  | if (i == moleculeStamps_.end()) { | 
| 253 |  |  | moleculeStamps_.insert(std::map<std::string, MoleculeStamp*>::value_type(molStampName, molStamp)); | 
| 254 |  |  | ret = true; | 
| 255 |  |  | } else { | 
| 256 | tim | 845 | std::ostringstream oss; | 
| 257 |  |  | oss << "Globals Error: Molecule Stamp " << molStamp->getName() << "appears multiple times\n"; | 
| 258 |  |  | throw OOPSEException(oss.str()); | 
| 259 | tim | 770 | } | 
| 260 |  |  | return ret; | 
| 261 | gezelter | 2 | } | 
| 262 | tim | 770 |  | 
| 263 |  |  |  | 
| 264 |  |  | } |