/*
 * Vis5D system for visualizing five dimensional gridded data sets.
 * Copyright (C) 1990 - 2000 Bill Hibbard, Johan Kellum, Brian Paul,
 * Dave Santek, and Andre Battaiola.
 *
 * This program 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; either version 2 of the License, or
 * (at your option) any later version.
 *
 * As a special exception to the terms of the GNU General Public
 * License, you are permitted to link Vis5D with (and distribute the
 * resulting source and executables) the LUI library (copyright by
 * Stellar Computer Inc. and licensed for distribution with Vis5D),
 * the McIDAS library, and/or the NetCDF library, where those
 * libraries are governed by the terms of their own licenses.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#ifndef MISC_H
#define MISC_H


#include "globals.h"




extern void die( char *msg );

/*
 * XXX Nasty hack to work around a namespace conflict on the round(3)
 * function.  This is legal as long as all sources that include this
 * header as well as <math.h> include <math.h> first.
 */
#undef round
#define	round	myround
extern float round( float x );

extern int which( char *file, char *fullpath );

extern int installed( char *program );

extern int return_ctx_index_pos( Display_Context dtx, int index);

extern int return_ctx_time( Display_Context dtx, int index, int time);

extern void new_hslice_pos(Context ctx, float level, float *z, float *hgt );

extern void new_vslice_pos( Context ctx, float r, float c,
                            float *x, float *y, float *lat, float *lon );

extern void new_hwindslice_pos( Display_Context dtx, float level, float *z, float *hgt );

extern void new_vwindslice_pos( Display_Context dtx, float r, float c,
                            float *x, float *y, float *lat, float *lon );

extern void init_graphics_pos( Context ctx, int var );


extern void del_last_traj( Display_Context dtx );

extern void del_traj_group( Display_Context dtx, int g );



extern int free_isosurface( Context ctx, int time, int var );

extern int free_textplot( Irregular_Context itx, int time);

extern int free_hslice( Context ctx, int time, int var );

extern int free_vslice( Context ctx, int time, int var );

extern int free_chslice( Context ctx, int time, int var );

extern int free_cvslice( Context ctx, int time, int var );

extern int free_param_graphics( Context ctx, int var );

extern int free_hwind( Display_Context dtx, int time, int ws );

extern int free_vwind( Display_Context dtx, int time, int ws );

extern int free_hstream( Display_Context dtx, int time, int ws );

extern int free_vstream( Display_Context dtx, int time, int ws );

extern void free_all_graphics( Context ctx );

extern void turn_off_and_free_var_graphics( Context ctx, int var);

extern void turn_off_and_free_all_display_graphics( Display_Context dtx );

extern void recent( Context ctx, int ig, int ip );

extern int deallocate_lru( Context ctx );

extern int i_deallocate_lru( Irregular_Context itx );

#endif