Beispiel #1
0
/*#bjet2 */
EXPORT boolean  f_assign_btri_states(
        BOND_TRI *newbtri,
        BOND_TRI *btri)
{
	INTERFACE       *cintfc = current_interface();
	size_t          sizest = size_of_state(cintfc);        

        if (sizest == 0)
        { 
            left_start_btri_state(newbtri) = NULL;            
            right_start_btri_state(newbtri) = NULL;
            left_end_btri_state(newbtri) = NULL;            
            right_end_btri_state(newbtri) = NULL;
            return YES;
        }
	
	if (copy_intfc_states() == YES)
	{
            ft_assign(left_start_btri_state(newbtri),
			left_start_btri_state(btri),sizest);
            ft_assign(left_end_btri_state(newbtri),
			left_end_btri_state(btri),sizest);
            ft_assign(right_start_btri_state(newbtri),
			right_start_btri_state(btri),sizest);
            ft_assign(right_end_btri_state(newbtri),
			right_end_btri_state(btri),sizest);
        }
	return YES;
}
Beispiel #2
0
EXPORT bool scatter_front(
	Front		*front)
{
	COMPONENT	max_comp;
	INTERFACE	*intfc = front->interf;
	RECT_GRID	*gr = front->rect_grid;
	bool		status;
	bool		sav_copy = copy_intfc_states();
	bool		sav_intrp = interpolate_intfc_states(intfc);
	int		i, dim = gr->dim;
	DEBUG_ENTER(scatter_front)
	
	max_comp = max_component(intfc);
	pp_global_imax(&max_comp,1L);

	add_time_start(3);

	if ((dim == 3) && debugging("consistency"))
	{
	    (void) printf("Check consistency of interface "
	                  "before scatter_front()\n");
	    if (!consistent_interface(intfc))
	    {
		screen("ERROR in scatter_front(),  input interface is "
		       "inconsistent\n");
		clean_up(ERROR);
	    }
	    (void) printf("Interface into scatter_front is consistent\n");
	}
	if (dim == 2)
	{
	    for (i = 0; i < dim; ++i)
		if ((gr->lbuf[i] > 0) || (gr->ubuf[i] > 0))
		     break;
	    if (i == dim)
	    {
		DEBUG_LEAVE(scatter_front)
		status = FUNCTION_SUCCEEDED; /* No subdomains to process */
		return pp_min_status(status);
	    }
	}

	set_copy_intfc_states(YES);
	interpolate_intfc_states(intfc) = NO;

	status = form_subintfc_via_communication(front);
	
	//if(dim == 3)
	//    delete_outside_surface(front->interf);
	
	max_comp = max_component(intfc);
	pp_global_imax(&max_comp,1L);
	max_component(intfc) = max_comp;

	interpolate_intfc_states(intfc) = sav_intrp;
	set_copy_intfc_states(sav_copy);

	if ((status) && (dim == 3) && debugging("consistency"))
	{
	    (void) printf("Check consistency of interface ");
	    (void) printf("after scatter_front()\n");
	    if (!consistent_interface(intfc))
	    {
		screen("ERROR in scatter_front(),  output interface is "
		       "inconsistent\n");
		clean_up(ERROR);
	    }
	}

	DEBUG_LEAVE(scatter_front)
	status = pp_min_status(status);
	
	add_time_end(3);

	return status;
}		/*end scatter_front*/
Beispiel #3
0
EXPORT void geomview_amr_fronts_plot2d(
        const char    *dname,
        Front         **frs,
        int           num_patches,
        Wv_on_pc      **redistr_table,
        int           max_n_patch)
{
        FILE              *fp;
        int               i; 
        char              fmt[256];
        static const char *indent = "    ";
        static char       *fname = NULL, *ppfname = NULL;
        static size_t     fname_len = 0, ppfname_len = 0;
        INTERFACE         *intfc = frs[0]->interf; 
        INTERFACE         *tmpintfc;  
        CURVE             **c;
        INTERFACE         *sav_intfc;
        bool              sav_copy; 
        float             **clrmap = NULL; 
        float             ccolor[4] = {0.0, 0.0, 0.0, 1.0};
        int               myid, numnodes;
        const char        *nstep;
        char              outname[256],outdir[256];

        myid = pp_mynode(); numnodes = pp_numnodes();
        sprintf(outdir,"%s/%s",dname,"geomintfc"); 
        ppfname = set_ppfname(ppfname,"intfc",&ppfname_len);
        nstep = right_flush(frs[0]->step,7);
        sprintf(outname,"%s.ts%s",ppfname,nstep);

        if (create_directory(dname,YES) == FUNCTION_FAILED)
        {
            (void) printf("WARNING in geomview_intfc_plot2d(), directory "
                          "%s doesn't exist and can't be created\n",dname);
            return;
        }
        if (create_directory(outdir,YES) == FUNCTION_FAILED)
        {
            (void) printf("WARNING in geomview_intfc_plot2d(), directory "
                         "%s doesn't exist and can't be created\n",outdir);
            return;
        }

        sav_intfc = current_interface();
        sav_copy = copy_intfc_states();
        set_size_of_intfc_state(size_of_state(intfc));
        set_copy_intfc_states(YES);
        tmpintfc = copy_interface(intfc);
  
        /* 
        clip_to_interior_region(tmpintfc,
            frs[0]->rect_grid->lbuf,frs[0]->rect_grid->ubuf); 
        */

        uni_array(&clrmap,6,sizeof(float*));  
        for(i = 0; i < 6; i++)
            uni_array(&clrmap[i],4,sizeof(float)); 

        i = 0;  
        clrmap[i][0] = 0.098; clrmap[i][1] = 0.647;
        clrmap[i][2] = 0.400; clrmap[i][3] = 1.000;
        i++;
        clrmap[i][0] = 0.898; clrmap[i][1] = 0.400;
        clrmap[i][2] = 0.000; clrmap[i][3] = 1.000;
        i++;
        clrmap[i][0] = 0.500; clrmap[i][1] = 1.000;
        clrmap[i][2] = 0.500; clrmap[i][3] = 1.000;
        i++;
        clrmap[i][0] = 1.000; clrmap[i][1] = 0.000;
        clrmap[i][2] = 1.000; clrmap[i][3] = 1.000;
        i++;
        clrmap[i][0] = 0.000; clrmap[i][1] = 0.800;
        clrmap[i][2] = 1.000; clrmap[i][3] = 1.000;
        i++;
        clrmap[i][0] = 0.250; clrmap[i][1] = 0.808;
        clrmap[i][2] = 0.098; clrmap[i][3] = 1.000;
        i++;

        
        fname = get_list_file_name(fname,outdir,outname,&fname_len); 
        if ((fp = fopen(fname,"w")) == NULL)
        {
            (void) printf("WARNING in gview_plot_intfc2d(), "
                           "can't open %s\n",fname);
            delete_interface(tmpintfc);  
            set_current_interface(sav_intfc);
            set_copy_intfc_states(sav_copy);
            return;
        }
        fprintf(fp,"{ LIST \n");
        /* beginning of writting Vect to file */
        for(c = tmpintfc->curves; c and *c;  c++)
            gview_plot_curve2d(fp,*c,ccolor); 

        for(int i = 0; i < num_patches; i++)
        {
           int use_clr;  
           /* 
           gview_plot_box2d(fp, frs[i]->rect_grid->L,
                frs[i]->rect_grid->U,clrmap[i%3]); 
           */ 
           if(NULL != redistr_table)
               use_clr = redistr_table[myid][i].pc_id % 6;
           else
               use_clr = 1;  
           gview_plot_grid2d(fp,frs[i]->rect_grid,clrmap[use_clr]);  
        }  

        /* end of LIST OBJ */
        fprintf(fp,"}\n");
        fclose(fp); 

        set_current_interface(sav_intfc);
        set_copy_intfc_states(sav_copy);
        delete_interface(tmpintfc);  

        for(int i = 0; i < 6; i++)
            free(clrmap[i]); 
        free(clrmap);  
}
Beispiel #4
0
EXPORT int normal_advance_front2d(
	float    dt,
	float    *dt_frac,
	Front    *front,
	Front    **newfront,
	POINTER  wave)
{
	CURVE      *oldc,*newc;
	CURVE	   **c;
	NODE 	   *oldn,*newn;
	RPROBLEM   *rp,*rp1;
	int        status, node_stat;
        NODE_FLAG  flag;  
	const char *fname = "normal_advance_front2d()";

	debug_print("front","Entered %s(step %d time %g dt %g)\n",fname,
	        	        front->step,front->time,dt);
	debug_front("old_front","into advance front",front);

	*newfront = copy_front(front);
	Interface_redistributed(*newfront) = NO;

        if(front->interf->nodes == NULL)
        {
            bool       sav_copy;
            INTERFACE  *sav_intfc;  
            sav_intfc = current_interface();
            sav_copy = copy_intfc_states();
            set_size_of_intfc_state(size_of_state(front->interf));
            set_copy_intfc_states(YES);
            (*newfront)->interf = copy_interface(front->interf);
            set_current_interface(sav_intfc);
            set_copy_intfc_states(sav_copy);
            return return_advance_front(front,newfront,GOOD_STEP,fname);  
        }

	rp = NULL;

        set_to_next_node_only(flag);  

	set_node_doubly_linked_list(front->interf);

	        /* Initialize Newfront */

	start_clock("init_new_front");
	capture_waves(front);
	print_storage("before init_new_front","ADV_storage");
	        /* TODO: Remove this option!!!!! */
	if (front->init_topology_of_new_interface)
	    status = (*front->init_topology_of_new_interface)(front,*newfront);
	else 
	{
	    set_size_of_intfc_state(size_of_state(front->interf));
	    set_copy_intfc_states(NO);
	    set_add_to_correspond_list(YES);
            /* 
            If USE_OVERTURE, can not syncronize_time_step at here 
	    (*newfront)->interf = pp_copy_interface(front->interf);
            */ 
	    (*newfront)->interf = copy_interface(front->interf);
	    reset_hs_flags_on_intfc((*newfront)->interf);
	    status = ((*newfront)->interf != NULL) ? GOOD_STEP : ERROR_IN_STEP;
	    set_copy_intfc_states(YES);
	}
        if (status != GOOD_STEP)
        {
            (void) printf("ERROR in normal_advance_front2d(), "
                          "unable to copy interface\n");
            print_storage("after init_new_front","ADV_storage");
            clean_up(ERROR);
        }
	print_storage("after init_new_front","ADV_storage");
	stop_clock("init_new_front");

	        /* Set Default Propagation Limits */

	set_propagation_limits(front,*newfront);

	        /* Propagate the Curves */

	if (front->curve_propagate != NULL) 
	{
	    start_clock("curve_propagate");
	    if (debugging("front"))
	    	(void) printf("Loop over Curves\n");
	    for (c = front->interf->curves; c && *c; c++)
	    {
	        oldc = *c;
	        if (((newc = correspond_curve(oldc)) != NULL) &&
	    	     (correspond_curve(newc) != NULL))
	        {
	    	    if (debugging("propagate"))
	                (void) printf("\t\tpropagating curve %lu\n",
		                      curve_number(oldc));
		    curve_propagate(front,wave,oldc,newc,dt);
		}
	    }
	    debug_front("cp_front","after curve prop",*newfront);
	    stop_clock("curve_propagate");
	}

		/* Propagate the Nodes */

	if (debugging("front"))
	{
	    print_correspond_hyper_surf_list(front->interf);
	    print_correspond_hyper_surf_list((*newfront)->interf);
	}
	if (front->node_propagate != NULL) 
	{
	    start_clock("node_propagate");
	    set_corresponds_for_node_prop(front->interf,(*newfront)->interf);
	    oldn = first_node(front->interf);
	    while (oldn != NULL) 
	    {
	        newn = correspond_node(oldn);
	        if (debugging("crx_status"))
	            print_linked_node_list((*newfront)->interf);
                if(DEBUG)
                {
                    /* 
                    printf("IN normal_advance_front2d\n");  
                    printf("node propagate\n");
                    print_node(oldn);
                    print_node(newn); 
                    printf("oldnode is virtual fixed = %s\n",
                       is_virtual_fixed_node(oldn) == YES ?
                       "YES" : "NO"); 
                    printf("newnode is virtual fixed = %s\n",
                       is_virtual_fixed_node(newn) == YES ?
                       "YES" : "NO"); 
                    printf("End of print new and old nodes\n");  
                    */  
                } 
	        status = (newn != NULL) ?
	            (*front->node_propagate)(front,wave,oldn,newn,&rp,
	        			     dt,dt_frac,flag,NULL) : GOOD_NODE;
	        if (is_bad_status(status) &&
	          (point_in_buffer(Coords(oldn->posn),front->rect_grid) == YES))
	        {
	            (void) printf("WARNING in normal_advance_front2d(), "
	                          "node_propagation returns ");
                    print_node_status("WARNING in normal_advance_front2d(), "
                                      "node_propagation returns ",status,"\n"); 
                    /* 
	            print_node_status(status);
                    */  
	            (void) printf("Problem occurs in buffer zone - ignoring\n");
	            if (set_node_states_and_continue(oldn,newn,front))
	                status = GOOD_NODE;
	        }

	        switch (status) 
	        {
	        case GOOD_NODE:
	            oldn = adv_node_loop_after_good_prop(oldn,newn,&rp);
	            break;
	        case PSEUDOCROSS_NODE_NODE:
	            debug_print("PSEUDOCROSS","PSEUDOCROSS case\n");
	            oldn = reorder_node_loop(oldn,newn);
	            break;
	        case CROSS_NODE_NODE:
	        case BIFURCATION_NODE:
	            debug_print("CROSS","CROSS case\n");
	            oldn = next_node(oldn);
	            break;
	        case CROSS_PAST_CURVE_NODE:
	            (void) printf("WARNING in normal_advance_front2d(), ");
	            (void) printf("node_propagate failed, ");
                    print_node_status("WARNING in normal_advance_front2d(), "
                                      "node_propagate failed with status ",
                                      status,"\n");
	            print_node(oldn);
	            if (debugging("CROSS_PAST"))
	            {
	                (void) printf("Cross past curve case\n"
	                              "dt_frac = %g\n",*dt_frac);
	                (void) printf("Reducing time step\n");
	            }
	            *dt_frac *= TIME_STEP_REDUCTION_FACTOR(front->interf);
	            free_rp_list(&rp);
	            status = MODIFY_TIME_STEP;
	            goto sync_prop_stat1;
	        case MODIFY_TIME_STEP_NODE:
	            (void) printf("WARNING in normal_advance_front2d(), "
	                          "node_propagate returns "
	                          "MODIFY_TIME_STEP_NODE\n");
	            free_rp_list(&rp);
	            status = MODIFY_TIME_STEP;
	            goto sync_prop_stat1;
	        case REPEAT_TIME_STEP_NODE:
	            (void) printf("WARNING in normal_advance_front2d(), "
	                          "node_propagate returns "
	                          "REPEAT_TIME_STEP_NODE\n");
	            free_rp_list(&rp);
	            status = REPEAT_TIME_STEP;
	            goto sync_prop_stat1;
	        case NO_CROSS_NODE:
	            (void) printf("WARNING in normal_advance_front2d(), ");
	            (void) printf("node_propagate failed, ");
                    print_node_status("WARNING in normal_advance_front2d(), "
                                      "node_propagate failed with status ",
                                      status,"\n"); 
	            print_node(oldn);
	            if (debugging("NO_CROSS"))
	            {
	                (void) printf("No cross case\n");
	                (void) printf("dt_frac = %g\n",*dt_frac);
	                (void) printf("Reducing time step\n");
	            }
	            *dt_frac *= TIME_STEP_REDUCTION_FACTOR(front->interf);
	            free_rp_list(&rp);
	            status = MODIFY_TIME_STEP;
	            goto sync_prop_stat1;
	        case ERROR_NODE:
	        default:
	            (void) printf("WARNING in normal_advance_front2d(), ");
	            (void) printf("node_propagate failed, ");
                    print_node_status("WARNING in normal_advance_front2d(), "
                                      "node_propagate failed with status ",
                                      status,"\n");
	            print_node(oldn);
	            if (debugging("ERROR_NODE"))
	            {
	                (void) printf("Old interface:\n");
	                print_interface(front->interf);
	                print_correspond_hyper_surf_list(front->interf);
	                (void) printf("New interface:\n");
	                print_interface((*newfront)->interf);
	                print_correspond_hyper_surf_list((*newfront)->interf);
	            }
	            *dt_frac = Min_time_step_modification_factor(front);
	            free_rp_list(&rp);
	            status = MODIFY_TIME_STEP;
	            goto sync_prop_stat1;
	        }
	    } /* end of while (oldn != NULL) */

	    set_correspond_hyper_surf_bdrys_to_NULL(front->interf);
	    set_correspond_hyper_surf_bdrys_to_NULL((*newfront)->interf);
	    if (rp && (front->twodrproblem != NULL)) 
	    {
	        for (rp1 = rp; rp1; rp1 = rp1->prev) 
	        {
	            debug_front("2drp_front",
	                "new between node loop and rp loop",*newfront);
	                    
	            status = (*front->twodrproblem)(front,*newfront,wave,&rp1);

	            /* At this point, rp is nothing more than a valid element
	             * of the list which provides a starting point
	             * for deleting the list.  If we delete an element of
	             * the list in front->twodrproblem (presumably due to
	             * merging two RPROBLEM's), then rp may point to freed
	             * storage and will need to be updated.  rp1 should still
	             * be a valid element of the list.
	             */
	            rp = rp1;

                    if (status != GOOD_STEP)
                    {
                        print_time_step_status("WARNING in advance_front2d(), "
                                               "rp failed with status = ",
                                               status,"\n");
                        switch (status)
                        {
                        case GOOD_STEP:
                            break;

                        case REPEAT_TIME_STEP:
                            break;
                        case MODIFY_TIME_STEP:
                            status = rp_modify_time_step(rp1,front,status);
                            if (status == MODIFY_TIME_STEP)
                            {
                                *dt_frac = rp1->dt_frac;
                                if (debugging("2drp"))
                                {
                                    print_rproblem(rp1);
                                    (void) printf("dt_frac %g\n",*dt_frac);
                                    (void) printf("Reducing time step\n");
                                }
                                *dt_frac = limit_dt_frac(*dt_frac,front);
                            }
                            break;

                        case ERROR_IN_STEP:
                        default:
                            print_rproblem(rp1);
                            /* Try reducing the time step */
                            status = rp_modify_time_step(rp1,front,status);
                            if (status == MODIFY_TIME_STEP)
                                *dt_frac *=
                                    TIME_STEP_REDUCTION_FACTOR(front->interf);
                            break;
                        }
                    }
                    if (status != GOOD_STEP)
                        break;
	        }
	        free_rp_list(&rp);
	        debug_front("2drp_front","after 2drp loop",*newfront);
	    }
	    else if (rp) 
	    {
	        for (rp1 = rp; rp1; rp1 = rp1->prev) 
	        {
	            print_rproblem(rp1);
	        }
	        free_rp_list(&rp);
	        (void) printf("WARNING in normal_advance_front2d(), ");
	        (void) printf("CROSS code needed\n");
	        status = ERROR_IN_STEP;
	    }
	}
        /* 061003 closed, since the correspondence is reset. 
         * The second node prop. is done in tangential step now. 
        node_stat = second_node_propagate2d(dt,dt_frac,front,newfront,wave);
        if(GOOD_STEP != node_stat) 
        {
            (void) printf("WARNING in normal_advance_front2d(), "
                      "second node_propagation returns stat= %d", node_stat);
            clean_up(ERROR);  
        }  
        */
sync_prop_stat1:
	return return_advance_front(front,newfront,GOOD_STEP,fname);
}		/*end normal_advance_front2d*/
Beispiel #5
0
EXPORT int tangnt_advance_front2d(
	float    dt,
	float    *dt_frac,
	Front    *front,
	Front    **newfront,
	POINTER  wave)
{
	CURVE      *tempc,*newc;
	CURVE	   **c;
	NODE 	   *tempn,*newn;
	INTERFACE  *tempintfc;
	bool	   stat;
        bool       sav_copy;
	int        status = GOOD_STEP;
	long       intfc_modified;
	const char *fname = "tangnt_advance_front2d()";

	debug_print("front","Entered %s(step %d time %g dt %g)\n",fname,
	        	        front->step,front->time,dt);

	if ( front->interf == NULL || front->interf->nodes == NULL )
	    return return_advance_front(front,newfront,GOOD_STEP,fname);

        /* 050703 added, The interface regularization is performed here. */
        /* In advance_front2d(), these functions are called after
           normal_scatter_front, we call them here */ 
        delete_small_loops(*newfront); 

	stat = consistent_propagated_loop_orientations(dt,dt_frac,*newfront,wave);
	if(debugging("tangnt_advance_front2d"))
	    printf("In tangnt_advance_front2d() for patch %d\n", front->patch_number);
	if (stat == NO)
	{
	    (void) printf("WARNING in tangnt_advance_front2d(), "
		          "Inconsistent orientation of propagated loop "
	                  "detected after point and node propagations");
            if (pp_numnodes() > 1)
                (void) printf(" on processor %d\n",pp_mynode());
            else
                (void) printf("\n");
            status = MODIFY_TIME_STEP; 
            goto sync_prop_stat2;  
	}
        delete_exterior_curves(*newfront,front->interf);  
        intfc_delete_very_short_bonds(*newfront);
        stat = intfc_delete_fold_back_bonds(*newfront);
        if(stat == FUNCTION_FAILED)
        {
            (void) printf("WARNING in tangnt_advance_front2d(), "
                          "intfc_delete_fold_back_bonds() loop "
                          "detected error");
            if (pp_numnodes() > 1)
                (void) printf(" on processor %d\n",pp_mynode());
            else
                (void) printf("\n");
            status = MODIFY_TIME_STEP; 
            goto sync_prop_stat2;  
        } 
        delete_small_loops(*newfront); 
        /* 060303 added */ 
        measure_front(*newfront);
         
        /* Make Temp Interface for Second/Tangential Propagation */

        interpolate_intfc_states((*newfront)->interf) = YES;   
	set_node_doubly_linked_list((*newfront)->interf);
	if (front->snd_node_propagate || front->tan_curve_propagate) 
	{
	    start_clock("snd_copy_interface");
	    print_storage("before snd_copy_interface","ADV_storage");
	    tempintfc = (*newfront)->interf;
	    set_size_of_intfc_state(size_of_state(tempintfc));
	    set_add_to_correspond_list(YES);

            /* 060303, added copy_interface flag */
            sav_copy = copy_intfc_states();
            set_copy_intfc_states(YES);

	    (*newfront)->interf = copy_interface(tempintfc);
	    copy_hypersurface_flags((*newfront)->interf);
	    interpolate_intfc_states((*newfront)->interf) = YES;

            /* 060303, added copy_interface flag */
            set_copy_intfc_states(sav_copy);
	    print_storage("after snd_copy_interface","ADV_storage");
	    stop_clock("snd_copy_interface");
	}

        /* Second Propagation for the States Around the Nodes */

        if (front->snd_node_propagate)
        {
            start_clock("snd_node_propagate");
            if (debugging("front"))
                (void) printf("Second Loop over Nodes\n");

            tempn = first_node(tempintfc);
            newn = first_node((*newfront)->interf);
            while (newn != NULL)
            {
                (*front->snd_node_propagate)(front,*newfront,wave,
                                             tempintfc,tempn,newn,dt);
                tempn = next_node(tempn);
                newn = next_node(newn);
            }

            debug_front("snd_front","after snd_node prop",*newfront);
            stop_clock("snd_node_propagate");
        }

	/* Tangential Sweep for States on the Curves */

	if (front->tan_curve_propagate) 
	{
	    start_clock("tan_curve_propagate");
	    if (debugging("front"))
	    	(void) printf("Second Loop over Curves\n");
	    for (c = tempintfc->curves; c && *c; c++)
	    {
	    	tempc = *c;
	    	newc = correspond_curve(tempc);
	    	(*front->tan_curve_propagate)(front,*newfront,
	    				      tempintfc,tempc,newc,dt);
	    }
	    debug_front("tcp_front","after tan_curve_propagate:",*newfront);
	    stop_clock("tan_curve_propagate");
	}

	if (tempintfc)
	    (void) delete_interface(tempintfc);
	print_storage("after delete tempintfc","ADV_storage");

        /* 060303, delete_phys_remn_on_bdry() added */
        /* Provide robustness for untangle algorithms */
        /*   delete remnants of scalar physical   */
        /*  curves sticking to NEUMANN boundaries */
        /* Add to delete_exterior_curves()? */

        if (delete_phys_remn_on_bdry(*newfront) == NO)
        {
            (void) printf("WARNING in tangnt_advance_front2d(), "
                          "delete_phys_remn_on_bdry() detected error\n");
            debug_front("ERROR_front","after error",*newfront);
            *dt_frac = Min_time_step_modification_factor(front);
            status = MODIFY_TIME_STEP;
            goto sync_prop_stat2;
        }
        debug_front("dspr_front",
                    "after 1st delete_phys_remn_on_bdry():",*newfront);

sync_prop_stat2:  
	if (status != GOOD_STEP)
	    return return_advance_front(front,newfront,status,fname);
	return return_advance_front(front,newfront,GOOD_STEP,fname);
}		/*end tangnt_advance_front2d*/