GodunovTrace.H

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/* _______              __
  / ___/ /  ___  __ _  / /  ___
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// GodunovTrace.H

//
// This software is copyright (C) by the Lawrence Berkeley
// National Laboratory.  Permission is granted to reproduce
// this software for non-commercial purposes provided that
// this notice is left intact.
// 
// It is acknowledged that the U.S. Government has rights to
// this software under Contract DE-AC03-765F00098 between
// the U.S.  Department of Energy and the University of
// California.
//
// This software is provided as a professional and academic
// contribution for joint exchange. Thus it is experimental,
// is provided ``as is'', with no warranties of any kind
// whatsoever, no support, no promise of updates, or printed
// documentation. By using this software, you acknowledge
// that the Lawrence Berkeley National Laboratory and
// Regents of the University of California shall have no
// liability with respect to the infringement of other
// copyrights by any part of this software.
//
// Dan Martin, Fri, Jan 14, 2000

#ifndef _GodunovTrace_H_
#define _GodunovTrace_H_

#include "FluxBox.H"
#include "FArrayBox.H"
#include "ProblemDomain.H"


// Set of Functions which perform upwinded tracing 


/*@ManMemo: trace state to edges in direction dir at time t + dt/2
  -- this version uses edge-centered advection velocities which
  are passed in */
void TraceState(
                FArrayBox& a_stateHalf, 
                const FArrayBox& a_state,
                const FArrayBox& a_cellVel,
                const FluxBox& a_advectionVel,
                const FArrayBox& a_source,
                const ProblemDomain& a_dProblem,
                const Box& a_gridBox,
                const Real a_dt,
                const Real a_dx,
                const int dir,
                const Interval& a_srcComps,
                const Interval& a_destComps);


/*@ManMemo: trace state to edges in direction dir at time t + dt/2
  -- this version uses edge-centered advection velocities which
  are passed in; deprecated interface using a Box for the domain
  instead of a ProblemDomain (will default to non-periodic case) */
void TraceState(
                FArrayBox& a_stateHalf, 
                const FArrayBox& a_state,
                const FArrayBox& a_cellVel,
                const FluxBox& a_advectionVel,
                const FArrayBox& a_source,
                const Box& a_dProblem,
                const Box& a_gridBox,
                const Real a_dt,
                const Real a_dx,
                const int dir,
                const Interval& a_srcComps,
                const Interval& a_destComps);


/*@ManMemo: trace state to edges in direction dir at time t+dt/2
  -- this version does not have edge-centered advection velocities
  passed in; uses cell-centered velocity field to approximate them */
void TraceState(
                FArrayBox& a_stateHalf, 
                const FArrayBox& a_state,
                const FArrayBox& a_cellVel,
                const FArrayBox& a_source,
                const ProblemDomain& a_dProblem,
                const Box& a_gridBox,
                const Real a_dt,
                const Real a_dx,
                const int dir,
                const Interval& a_srcComps,
                const Interval& a_destComps);


/*@ManMemo: trace state to edges in direction dir at time t+dt/2
  -- this version does not have edge-centered advection velocities
  passed in; uses cell-centered velocity field to approximate them.
  deprecated interface using a Box for the domain
  instead of a ProblemDomain (will default to non-periodic case) */

void TraceState(
                FArrayBox& a_stateHalf, 
                const FArrayBox& a_state,
                const FArrayBox& a_cellVel,
                const FArrayBox& a_source,
                const Box& a_dProblem,
                const Box& a_gridBox,
                const Real a_dt,
                const Real a_dx,
                const int dir,
                const Interval& a_srcComps,
                const Interval& a_destComps);
                
                
                
                
                


#endif

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