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/* libctl: flexible Guile-based control files for scientific software
* Copyright (C) 1998, 1999, 2000, 2001, 2002, Steven G. Johnson
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
* Steven G. Johnson can be contacted at stevenj@alum.mit.edu.
*/
#ifndef GEOM_H
#define GEOM_H
#include <ctl-io.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/**************************************************************************/
extern void geom_fix_object(geometric_object o);
extern void geom_fix_objects(void);
extern boolean point_in_objectp(vector3 p, geometric_object o);
extern boolean point_in_periodic_objectp(vector3 p, geometric_object o);
extern boolean point_in_fixed_objectp(vector3 p, geometric_object o);
extern boolean point_in_periodic_fixed_objectp(vector3 p, geometric_object o);
extern material_type material_of_point_inobject(vector3 p, boolean *inobject);
extern material_type material_of_point(vector3 p);
extern void display_geometric_object_info(int indentby, geometric_object o);
extern matrix3x3 square_basis(matrix3x3 lattice_basis, vector3 size);
typedef struct {
vector3 low, high;
} geom_box;
typedef struct {
geom_box box;
geometric_object *o;
vector3 shiftby;
} geom_box_object;
typedef struct geom_box_tree_struct {
geom_box b, b1, b2;
struct geom_box_tree_struct *t1, *t2;
int nobjects;
geom_box_object *objects;
} *geom_box_tree;
extern void destroy_geom_box_tree(geom_box_tree t);
extern geom_box_tree create_geom_box_tree(void);
extern material_type material_of_point_in_tree_inobject(vector3 p, geom_box_tree t, boolean *inobject);
extern material_type material_of_point_in_tree(vector3 p, geom_box_tree t);
extern void display_geom_box_tree(int indentby, geom_box_tree t);
extern void geom_box_tree_stats(geom_box_tree t, int *depth, int *nobjects);
extern vector3 get_grid_size(void);
extern void get_grid_size_n(int *nx, int *ny, int *nz);
/**************************************************************************/
#ifdef __cplusplus
} /* extern "C" */
#endif /* __cplusplus */
#endif /* GEOM_H */
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