Sfx_ExplicitOperator.h

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#pragma once
 
// forward declartion 
namespace Sfx { class StateVectorField; }
namespace Sfx 
{
  class ExplicitOperator 
  {
    // FiniteDifferenceModel(SemiDiscreteScheme)
    //  advance()
    // semiDiscr.setStepRhs(...)
    // semiDiscr.step(U) use ExplicitOperator.apply(U)
  public:
    void setExplicitOperator(...) { /*U, lambda, LDeltaOperator, RhsDiscr*/ }
    // U - lambda*LDeltaOperator.apply
    virtual void applyTo( const Sfx::StateVectorField& aStateVecFld) 
    {
      // something like that
      // Up = U - lambda*LDeltaOperator.apply(U)
      // U = Up + U - lambda*LDeltaOperator.apply(U)
    }
  };
}// End of namespace