/**
 * $Id: BSE_view.h,v 1.9 2003/10/23 16:15:04 ton Exp $
 *
 * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
 *
 * 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. The Blender
 * Foundation also sells licenses for use in proprietary software under
 * the Blender License.  See http://www.blender.org/BL/ for information
 * about this.
 *
 * 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.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL/BL DUAL LICENSE BLOCK *****
 * protos for view.c  -- not complete
 */

#ifndef BSE_VIEW_H
#define BSE_VIEW_H

struct Object;
struct BoundBox;
struct View3D;
struct ScrArea;

#define PERSP_WIN	0
#define PERSP_VIEW	1
#define PERSP_STORE	2

void persp_general(int a);
void persp(int a);

void initgrabz(float x, float y, float z);
void window_to_3d(float *vec, short mx, short my);
void project_short(float *vec, short *adr);
void project_short_noclip(float *vec, short *adr);
void project_float(float *vec, float *adr);
int boundbox_clip(float obmat[][4], struct BoundBox *bb);
void fdrawline(float x1, float y1, float x2, float y2);
void fdrawbox(float x1, float y1, float x2, float y2);
void sdrawline(short x1, short y1, short x2, short y2);
void sdrawbox(short x1, short y1, short x2, short y2);
void calctrackballvecfirst(struct rcti *area, short *mval, float *vec);
void calctrackballvec(struct rcti *area, short *mval, float *vec);
void viewmove(int mode);
void setwinmatrixview3d(struct rctf *rect);
void obmat_to_viewmat(struct Object *ob);
void setviewmatrixview3d(void);
float *give_cursor(void);
unsigned int free_localbit(void);
void initlocalview(void);
void centreview(void);
void restore_localviewdata(struct View3D *vd);
void endlocalview(struct ScrArea *sa);
void view3d_home(int centre);
short selectprojektie(unsigned int *buffer, short x1, short y1, short x2, short y2);
void view3d_align_axis_to_vector(struct View3D *v3d, int axisidx, float vec[3]);

#endif

