/usr/include/visp/vpView.h is in libvisp-dev 2.8.0-4.
This file is owned by root:root, with mode 0o644.
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*
* $Id: vpView.h 4056 2013-01-05 13:04:42Z fspindle $
*
* This file is part of the ViSP software.
* Copyright (C) 2005 - 2013 by INRIA. All rights reserved.
*
* This software is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* ("GPL") version 2 as published by the Free Software Foundation.
* See the file LICENSE.txt at the root directory of this source
* distribution for additional information about the GNU GPL.
*
* For using ViSP with software that can not be combined with the GNU
* GPL, please contact INRIA about acquiring a ViSP Professional
* Edition License.
*
* See http://www.irisa.fr/lagadic/visp/visp.html for more information.
*
* This software was developed at:
* INRIA Rennes - Bretagne Atlantique
* Campus Universitaire de Beaulieu
* 35042 Rennes Cedex
* France
* http://www.irisa.fr/lagadic
*
* If you have questions regarding the use of this file, please contact
* INRIA at visp@inria.fr
*
* This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
* WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
*
* Description:
* Le module "view.h" contient les Macros et les types
* des parametres de visualisation et de transformation 3D.
*
* Authors:
* Jean-Luc CORRE
*
*****************************************************************************/
#ifndef vpView_H
#define vpView_H
#include <visp/vpConfig.h>
#ifndef DOXYGEN_SHOULD_SKIP_THIS
/*
* Macros de numerotation des 6 plans de decoupage :
* - Les 6 plans de clipping definissent le volume canonique
* de la pyramide de vision dans lequel la scene est visible.
* - les 6 plans ont pour equations :
* Plan dessus : W = Y
* Plan dessous : -W = Y
* Plan droit : W = X
* Plan gauche : -W = X
* Plan arriere : W = Z
* Plan avant : W = 0
*/
#define PLANE_ABOVE 0
#define PLANE_BELOW 1
#define PLANE_RIGHT 2
#define PLANE_LEFT 3
#define PLANE_BACK 4
#define PLANE_FRONT 5
#define PLANE_NBR 6
/*
* Macros de positionnement des points 4D :
* Le positionnement d'un point 4D dans l'espace de l'observateur virtuel
* se fait par rapport aux 6 plans de decoupage.
* A chaque point 4D on associe 6 bits, un par plan de decoupage.
*/
#define IS_INSIDE 0x00
#define IS_ABOVE 0x01
#define IS_BELOW 0x02
#define IS_RIGHT 0x04
#define IS_LEFT 0x08
#define IS_BACK 0x10
#define IS_FRONT 0x20
#define vpDEFAULT_REMOVE IS_INSIDE
#define PARALLEL 0
#define PERSPECTIVE 1
#define vpDEFAULT_EYE { 0.0, 0.0, 1.0 }
#define vpDEFAULT_TARGET { 0.0, 0.0, 0.0 }
#define vpDEFAULT_FOCAL 1.0
#define vpDEFAULT_ANGLE 45.0
#define vpDEFAULT_TWIST 0.0
#define vpDEFAULT_SPEED 0.0
#define vpDEFAULT_CAMERA { vpDEFAULT_EYE, vpDEFAULT_TARGET,\
vpDEFAULT_FOCAL,vpDEFAULT_ANGLE, vpDEFAULT_TWIST,\
vpDEFAULT_SPEED }
#define vpDEFAULT_COP { 0.0, 0.0, 1.0 }
#define vpDEFAULT_VRP { 0.0, 0.0, 0.0 }
#define vpDEFAULT_VPN { 0.0, 0.0,-1.0 }
#define vpDEFAULT_VUP { 0.0, 1.0, 0.0 }
#define vpDEFAULT_VWD {-1.0, 1.0,-1.0, 1.0 }
#define vpDEFAULT_DEPTH { 0.0, 1.0 }
#define vpDEFAULT_TYPE PERSPECTIVE
#define vpDEFAULT_VIEW { vpDEFAULT_TYPE,\
vpDEFAULT_COP, vpDEFAULT_VRP,\
vpDEFAULT_VPN, vpDEFAULT_VUP,\
vpDEFAULT_VWD, vpDEFAULT_DEPTH }
#define vpDEFAULT_WC { 1.0, 0.0, 0.0, 0.0,\
0.0, 1.0, 0.0, 0.0,\
0.0, 0.0, 1.0, 0.0,\
0.0, 0.0, 0.0, 1.0 }
/*
* CAMERA PARAMETERS
* _________________
*
* La structure "Camera_parameters" definit les parametres de la camera.
* eye Position de l'oeil ou de la camera.
* target Position de la cible ou du point visee dans la scene.
* focal Distance eye-target
* angle Angle d'ouverture en degres.
* twist Angle de rotation sur l'axe de visee (eye,target) en degres.
* speed Vitesse sur l'axe de visee (eye,target).
*/
typedef struct {
Point3f eye; /* position de l'observateur */
Point3f target; /* point vise */
float focal; /* focale de la camera */
float angle; /* angle d'ouverture */
float twist; /* rotation sur l'axe de visee */
float speed; /* vitesse sur l'axe de visee */
} Camera_parameters;
typedef struct {
float umin,umax; /* bords gauche et droit */
float vmin,vmax; /* bords inferieur et superieur */
} View_window;
typedef struct {
float front; /* plan avant ("hither") */
float back; /* plan arriere ("yon") */
} View_depth;
typedef struct {
Type type; /* type de la projection */
Point3f cop; /* centre de projection */
Point3f vrp; /* point de reference de visee */
Vector vpn; /* vecteur nomal au plan */
Vector vup; /* vecteur indiquant le "haut" */
View_window vwd; /* fenetre de projection */
View_depth depth; /* profondeurs de decoupages */
} View_parameters;
#endif
#endif
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