BelosTypes.hpp

Go to the documentation of this file.

//@HEADER
// ************************************************************************
//
//                 Belos: Block Linear Solvers Package
//                  Copyright 2004 Sandia Corporation
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
// the U.S. Government retains certain rights in this software.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
//
// ************************************************************************
//@HEADER

#ifndef BELOS_TYPES_HPP
#define BELOS_TYPES_HPP

#include "BelosConfigDefs.hpp"
#include "Teuchos_TestForException.hpp"

namespace Belos {
 


  class BelosError: public std::logic_error {
    public: BelosError(const std::string& what_arg) : std::logic_error(what_arg) {}
  };


 
  enum ETrans     { NOTRANS = 0,  
      TRANS = 1,    
      CONJTRANS = 2 
  };
  
  enum NormType {   OneNorm,       
        TwoNorm,       
        InfNorm        
  };
  
  enum ScaleType {NormOfRHS,     
                  NormOfInitRes, 
                  NormOfPrecInitRes, 
                  None,          
                  UserProvided   
  };
 
  enum OutputType {General,     
                   Brief        
  };

  enum ReturnType  {    Converged,     
                        Unconverged    
  };
  
  enum StatusType {   Passed = 0x1,      
                        Failed = 0x2,      
      Undefined = 0x4    
  };

  enum ResetType  {     Problem = 0x1,           
                        RecycleSubspace = 0x2    
  };

  inline
  const char* toString(const StatusType status)
  {
    switch(status) {
      case Passed:
        return "Passed";
      case Failed:
        return "Failed";
      case Undefined:
        return "Undefined";
      default:
        TEST_FOR_EXCEPT(true);
    }
    return NULL; // Should never be called!
  }
  
  enum ConjType {
    NO_CONJ,      
    CONJ          
  };
  
  enum MsgType 
    {
      Errors= 0,                  
      Warnings = 0x1,             
      IterationDetails = 0x2,     
      OrthoDetails = 0x4,         
      FinalSummary = 0x8,         
      TimingDetails = 0x10,       
      StatusTestDetails = 0x20,   
      Debug = 0x40                
    };

} // end Belos namespace

#endif /* BELOS_TYPES_HPP */