VectorArithmetic()

VectorArithmetic::VectorArithmetic ( const Ring * R )

inline

Definition at line 683 of file VectorArithmetic.hpp.

  {
    // if the rings coming in are defined in a similar way, we could avoid the switch
    // statement here as well and make it compile time.  It would make the class templated
    // on the variant class describing all the rings.
    switch (R->ringID())
      {
      case M2::ring_ZZpFlint:
        mConcreteVector = new ConcreteVectorArithmetic
          {R, &dynamic_cast< const M2::ConcreteRing<M2::ARingZZpFlint>* >(R)->ring()};
        break;
      case M2::ring_GFFlintBig:
        mConcreteVector = new ConcreteVectorArithmetic
          {R, &dynamic_cast< const M2::ConcreteRing<M2::ARingGFFlintBig>* >(R)->ring()};
        break;
      case M2::ring_GFFlintZech:
        mConcreteVector = new ConcreteVectorArithmetic
          {R, &dynamic_cast< const M2::ConcreteRing<M2::ARingGFFlint>* >(R)->ring()};
        break;
      case M2::ring_QQ:
        mConcreteVector = new ConcreteVectorArithmetic
          {R, &dynamic_cast< const M2::ConcreteRing<M2::ARingQQGMP>* >(R)->ring()};
    break;
      case M2::ring_ZZpFfpack:
        mConcreteVector = new ConcreteVectorArithmetic
          {R, &dynamic_cast< const M2::ConcreteRing<M2::ARingZZpFFPACK>* >(R)->ring()};
    break;
      case M2::ring_ZZp:
        mConcreteVector = new ConcreteVectorArithmetic
          {R, &dynamic_cast< const M2::ConcreteRing<M2::ARingZZp>* >(R)->ring()};
        break;
      case M2::ring_GFM2:
        mConcreteVector = new ConcreteVectorArithmetic
          {R, &dynamic_cast< const M2::ConcreteRing<M2::ARingGFM2>* >(R)->ring()};
        break;
      case M2::ring_old:
        if (R->cast_to_Z_mod() != nullptr)
          mConcreteVector = new ConcreteVectorArithmetic{R, R->cast_to_Z_mod()->get_CoeffRing()};
        else
          {
            std::cout << "Using GC ring in VectorArithmetic." << std::endl;
            mConcreteVector = new ConcreteVectorArithmetic{R, R->getCoefficientRingR()};
          }
        break;
      default:
        // dummy ring type for default
        // throw an error here...
        std::cerr << "*** error! *** ring ID not found....!" << std::endl;
        mConcreteVector = new ConcreteVectorArithmetic<M2::DummyRing>();
      }
  }

References Ring::cast_to_Z_mod(), Z_mod::get_CoeffRing(), Ring::getCoefficientRingR(), mConcreteVector, ring(), M2::ring_GFFlintBig, M2::ring_GFFlintZech, M2::ring_GFM2, M2::ring_old, M2::ring_QQ, M2::ring_ZZp, M2::ring_ZZpFfpack, M2::ring_ZZpFlint, and Ring::ringID().