Ejemplo n.º 1
0
void Multiplication::generateOperation(std::ostream &stream, const std::vector<std::string>& arg, const std::vector<std::string>& res, CodeGenerator& gen) const{
  
  // Clear the result
  stream << "  casadi_fill(" << sparsity().size() << ",0.0," << res.front() << ",1);" << endl;

  // Perform sparse matrix multiplication
  stream << "  casadi_mm_nt_sparse(";
  for(int i=0; i<2; ++i){
    stream << arg.at(i) << ",s" << gen.getSparsity(dep(i).sparsity()) << ",";
  }
  stream << res.front() << ",s" << gen.getSparsity(sparsity()) << ");" << endl;
}
Ejemplo n.º 2
0
  void Multiplication<TrX,TrY>::generateOperation(std::ostream &stream, const std::vector<std::string>& arg, const std::vector<std::string>& res, CodeGenerator& gen) const{
    // Check if inplace
    bool inplace = arg.at(0).compare(res.front())==0;

    // Copy first argument if not inplace
    if(!inplace){      
      stream << "  for(i=0; i<" << this->size() << "; ++i) " << res.front() << "[i]=" << arg.at(0) << "[i];" << endl;
    }

    // Perform sparse matrix multiplication
    gen.addAuxiliary(CodeGenerator::AUX_MM_TN_SPARSE);
    stream << "  casadi_mm_tn_sparse(";
    stream << arg.at(1) << ",s" << gen.getSparsity(dep(1).sparsity()) << ",";
    stream << arg.at(2) << ",s" << gen.getSparsity(dep(2).sparsity()) << ",";
    stream << res.front() << ",s" << gen.getSparsity(sparsity()) << ");" << endl;
  }
Ejemplo n.º 3
0
void EvaluationMX::generateOperation(std::ostream &stream, const std::vector<std::string>& arg, const std::vector<std::string>& res, CodeGenerator& gen) const{
  
  // Get the index of the function
  int f = gen.getDependency(fcn_);
  stream << "  f" << f << "_buffered(";
  
  // Pass inputs to the function input buffers
  for(int i=0; i<arg.size(); ++i){
    // Pass argument to the function
    stream << arg.at(i) << ",";
    
    // Pass argument sparsity to the function
    if(dep(i).isNull()){
      stream << "0";
    } else {
      int sp_i = gen.getSparsity(dep(i).sparsity());
      stream << "s" << sp_i;
    }

    // Separate with a space to visualize argument grouping
    if(i+1<arg.size()+res.size()) stream << ", ";
  }

  // Separate arguments and results with two extra spaces
  stream << "  ";

  // Pass results to the function input buffers
  for(int i=0; i<res.size(); ++i){
    // Pass results buffer to the function
    stream << res.at(i) << ",";
    
    // Pass argument sparsity to the function
    int sp_i = gen.getSparsity(sparsity(i));
    stream << "s" << sp_i;

    // Separate with a space to visualize argument grouping
    if(i+1<res.size()) stream << ", ";
  }
  
  // Finalize the function call
  stream << ");" << endl;  
}