| 121 | 
  | 
  DefineOptionalParameter(SurfaceTension, "surfaceTension"); | 
| 122 | 
  | 
  DefineOptionalParameter(PrintPressureTensor, "printPressureTensor"); | 
| 123 | 
  | 
  DefineOptionalParameter(ElectrostaticSummationMethod, "electrostaticSummationMethod"); | 
| 124 | 
+ | 
  DefineOptionalParameter(ScreeningMethod, "screeningMethod"); | 
| 125 | 
  | 
  DefineOptionalParameter(CutoffPolicy, "cutoffPolicy"); | 
| 126 | 
  | 
   | 
| 127 | 
  | 
  DefineOptionalParameterWithDefaultValue(MixingRule, "mixingRule", "standard"); | 
| 386 | 
  | 
  CheckParameter(ThermIntThetaSpringConst, isPositive()); | 
| 387 | 
  | 
  CheckParameter(ThermIntOmegaSpringConst, isPositive()); | 
| 388 | 
  | 
  CheckParameter(SurfaceTension, isPositive()); | 
| 389 | 
< | 
  CheckParameter(ElectrostaticSummationMethod, isEqualIgnoreCase(std::string("NONE")) || isEqualIgnoreCase(std::string("UNDAMPED_WOLF")) || isEqualIgnoreCase(std::string("DAMPED_WOLF")) || isEqualIgnoreCase(std::string("REACTION_FIELD")) ); | 
| 389 | 
> | 
  CheckParameter(ElectrostaticSummationMethod, isEqualIgnoreCase(std::string("NONE")) || isEqualIgnoreCase(std::string("SHIFTED_POTENTIAL")) || isEqualIgnoreCase(std::string("SHIFTED_FORCE"))  || isEqualIgnoreCase(std::string("REACTION_FIELD"))); | 
| 390 | 
> | 
  CheckParameter(ScreeningMethod, isEqualIgnoreCase(std::string("UNDAMPED")) || isEqualIgnoreCase(std::string("DAMPED")));  | 
| 391 | 
  | 
  CheckParameter(CutoffPolicy, isEqualIgnoreCase(std::string("MIX")) || isEqualIgnoreCase(std::string("MAX")) || isEqualIgnoreCase(std::string("TRADITIONAL"))); | 
| 392 | 
  | 
  //CheckParameter(StatFileFormat,);      | 
| 393 | 
  | 
  //CheckParameter(MixingRule,); |