#ifndef lint 
	static char *SCCSid= "@(#)readcell.c	v1.5 - 25 Jun 1995 	-emes-";
#endif
/*
 * readcell.c - reads an entire cell layer into a buffer
 *
 */

#include <stdio.h>
#include <grass/gis.h>
#include "local_proto.h"

FCELL **readcell(
int 	fdi)			/* handle of input layer		 */
{
 FCELL	**ibuffer;		/* buffer that holds the input map	 */
 int 	nrows;			/* rows of input layer			 */
 int	row;			/* counter				 */
	
	
	nrows = G_window_rows();

	ibuffer = (FCELL **) G_malloc(sizeof(FCELL **) * nrows);

	fprintf(stderr,"Allocating memory and reading input map... ");
	G_percent(0, nrows, 5);
	for (row = 0; row < nrows; row++){
		ibuffer[row] = (FCELL *) G_allocate_raster_buf(FCELL_TYPE);
		if(G_get_raster_row(fdi, ibuffer[row], row, FCELL_TYPE) < 0)
			G_fatal_error("Error reading input");
		G_percent(row, nrows - 1, 5);
	}
	return(ibuffer);
}