Coin Logo http://www.sim.no
http://www.coin3d.org

SoRayPickAction.h
1#ifndef COIN_SORAYPICKACTION_H
2#define COIN_SORAYPICKACTION_H
3
4/**************************************************************************\
5 *
6 * This file is part of the Coin 3D visualization library.
7 * Copyright (C) 1998-2007 by Systems in Motion. All rights reserved.
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * ("GPL") version 2 as published by the Free Software Foundation.
12 * See the file LICENSE.GPL at the root directory of this source
13 * distribution for additional information about the GNU GPL.
14 *
15 * For using Coin with software that can not be combined with the GNU
16 * GPL, and for taking advantage of the additional benefits of our
17 * support services, please contact Systems in Motion about acquiring
18 * a Coin Professional Edition License.
19 *
20 * See http://www.coin3d.org/ for more information.
21 *
22 * Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY.
23 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
24 *
25\**************************************************************************/
26
27#include <Inventor/actions/SoPickAction.h>
28
29class SbBox3f;
30class SbLine;
31class SbMatrix;
32class SbVec2f;
33class SbVec2s;
34class SbVec3f;
35class SbViewVolume;
37class SoPickedPoint;
39
40class COIN_DLL_API SoRayPickAction : public SoPickAction {
41 typedef SoPickAction inherited;
42
43 SO_ACTION_HEADER(SoRayPickAction);
44
45public:
46 SoRayPickAction(const SbViewportRegion & viewportregion);
47 virtual ~SoRayPickAction();
48 static void initClass(void);
49
50 void setPoint(const SbVec2s & viewportPoint);
51 void setNormalizedPoint(const SbVec2f & normpoint);
52 void setRadius(const float radiusinpixels);
53 void setRay(const SbVec3f & start, const SbVec3f & direction,
54 float neardistance = -1.0,
55 float fardistance = -1.0);
56 void setPickAll(const SbBool flag);
57 SbBool isPickAll(void) const;
58 const SoPickedPointList & getPickedPointList(void) const;
59 SoPickedPoint * getPickedPoint(const int index = 0) const;
60
61
62 void computeWorldSpaceRay(void);
63 SbBool hasWorldSpaceRay(void) const;
64 void setObjectSpace(void);
65 void setObjectSpace(const SbMatrix & matrix);
66 SbBool intersect(const SbVec3f & v0, const SbVec3f & v1, const SbVec3f & v2,
67 SbVec3f & intersection, SbVec3f & barycentric,
68 SbBool & front) const;
69 SbBool intersect(const SbVec3f & v0, const SbVec3f & v1,
70 SbVec3f & intersection) const;
71 SbBool intersect(const SbVec3f & point) const;
72 SbBool intersect(const SbBox3f & box, const SbBool usefullviewvolume = TRUE);
73 SbBool intersect(const SbBox3f & box, SbVec3f & intersection,
74 const SbBool usefullviewvolume = TRUE);
75 const SbViewVolume & getViewVolume(void);
76 const SbLine & getLine(void);
77 SbBool isBetweenPlanes(const SbVec3f & intersection) const;
78 SoPickedPoint * addIntersection(const SbVec3f & objectspacepoint);
79
80 void reset(void);
81
82protected:
83 virtual void beginTraversal(SoNode * node);
84
85private:
86 class SoRayPickActionP * pimpl;
87};
88
89#endif // !COIN_SORAYPICKACTION_H
The SbBox3f class is an abstraction for an axis aligned 3 dimensional box.
Definition: SbBox3f.h:37
The SbLine class represents a line in 3D space.
Definition: SbLine.h:32
The SbMatrix class is a 4x4 dimensional representation of a matrix.
Definition: SbMatrix.h:37
The SbVec2f class is a 2 dimensional vector with floating point coordinates.
Definition: SbVec2f.h:36
The SbVec2s class is a 2 dimensional vector with short integer coordinates.
Definition: SbVec2s.h:37
The SbVec3f class is a 3 dimensional vector with floating point coordinates.
Definition: SbVec3f.h:37
The SbViewVolume class is a viewing volume in 3D space.
Definition: SbViewVolume.h:41
The SbViewportRegion class is a viewport within a full window.
Definition: SbViewportRegion.h:31
The SoNode class is the base class for nodes used in scene graphs.
Definition: SoNode.h:47
The SoPickAction class is the base class for picking actions.
Definition: SoPickAction.h:32
virtual void beginTraversal(SoNode *node)
Definition: SoPickAction.cpp:120
The SoPickedPointList class is a container for pointers to SoPickedPoint objects.
Definition: SoPickedPointList.h:31
The SoPickedPoint class is used for specifying picked points.
Definition: SoPickedPoint.h:39
The SoRayPickAction class does ray intersection with scene graphs.
Definition: SoRayPickAction.h:40

Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.

Generated on Wed Jan 18 2023 for Coin by Doxygen. 1.9.5