65 lines (46 with data), 1.8 kB

// Todo: Write a small description of your model here

Main = {
  
  // The actual body model goes in this folder
  AnyFolder MyModel = {
    
    // Global Reference Frame
    AnyFixedRefFrame GlobalRef = {
      
      // Todo: Add points for grounding of the model here
      
    };  // Global reference frame
    
  
    AnySeg seg={
      Mass=70;
      Jii={0.2,0.2,0.2};
      sCoM={0.1,0.1,0.1};
      AnyDrawSeg drw={};
    };
    
    AnyStdJoint  jnt={
      AnyRefFrame &ref1=.GlobalRef;
      AnySeg &ref2=.seg;
      Constraints.Reaction.Type={0,0,0,0,0,0};
    };

    //I have found two ways to make the model run and give ok results.
    //1: set a Reaction.Type=1 for any of the reactions above
    //2: adding an extra segment with some reactions on (see outcomment lines below)
    //Conclusion it seems that the system does not handle a model with zero reactions... 
    //and the error is treated in different ways depending on the solver likely due to some settings?

    
    AnySeg seg2={
      Mass=70;
      Jii={0.2,0.2,0.2};
      sCoM={0.1,0.1,0.1};
    };
    
    AnyStdJoint  jnt2={
      AnyRefFrame &ref1=.GlobalRef;
      AnySeg &ref2=.seg2;
    };
  
    
    
    #include "Support.any"
  }; // MyModel
  
  // The study: Operations to be performed on the model
  AnyBodyStudy MyStudy = {
    AnyFolder &Model = .MyModel;
    //Using MinMaxNRSimplex will give zero forces everywhere...
    //RecruitmentSolver = MinMaxNRSimplex;

    //Using MinMaxSimplex will produce the following error 
    //ERROR  :   Unexpected error in system kernel : OOSsimplexLP::init() : Maximal number of iteration was exceeded.
    RecruitmentSolver = MinMaxSimplex;
    
    Gravity ={0,0,-5};
  };
  
};  // Main