/*-----------------------------------------------------------------------------------------
 * Copyright (C) 2013  For the list of authors, see file AUTHORS.
 *
 * This file is part of SOFI2D.
 * 
 * SOFI2D is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, version 2.0 of the License only.
 * 
 * SOFI2D is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with SOFI2D. See file COPYING and/or <http://www.gnu.org/licenses/gpl-2.0.html>.
-----------------------------------------------------------------------------------------*/


/* $Id: zero_PML_visc.c 819 2015-04-17 11:07:06Z tmetz $*/ 
/*------------------------------------------------------------------------
 *   zero wavefield
 *  ----------------------------------------------------------------------*/

#include "fd.h"

void zero_PML_visc(int ny1, int ny2, int nx1, int nx2, float ** vx, float ** vy, float ** sxx, 
                 float ** syy, float ** sxy, 
                 float ** psi_sxx_x, float ** psi_sxy_x, float ** psi_vxx, float ** psi_vyx, 
		 float ** psi_syy_y, float ** psi_sxy_y, float ** psi_vyy, float ** psi_vxy, float ** psi_vxxs,
                 float ***pr, float ***pp, float ***pq){



	register int i, j, l;
	extern int FW, NX, NY, L;

	
		for (j=ny1;j<=ny2;j++){
			for (i=nx1;i<=nx2;i++){
			
				vx[j][i]=0.0;
				vy[j][i]=0.0;
				sxx[j][i]=0.0;
				syy[j][i]=0.0;
                                sxy[j][i]=0.0;
				
			}
		}
		
		for (j=1;j<=NY;j++){
		         for (i=1;i<=2*FW;i++){
		 
		                psi_sxx_x[j][i] = 0.0;
		                psi_sxy_x[j][i] = 0.0;
		                psi_vxx[j][i] = 0.0;
		                psi_vyx[j][i] = 0.0;  
				psi_vxxs[j][i] = 0.0;

		 
		         }
		}
		
		for (j=1;j<=2*FW;j++){
		         for (i=1;i<=NX;i++){
		                
		                
		                psi_syy_y[j][i] = 0.0;
		                psi_sxy_y[j][i] = 0.0;
		                psi_vyy[j][i] = 0.0;
		                psi_vxy[j][i] = 0.0;
		                
		         }
		}
		
		for (j=ny1;j<=ny2;j++){
			for (i=nx1;i<=nx2;i++){
				for (l=1;l<=L;l++){
					pr[j][i][l] = 0.0;
					pp[j][i][l] = 0.0;
					pq[j][i][l] = 0.0;
				}
			}
		}
					            
}