openscenegraph
NodeTrackerManipulator
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1/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
2 *
3 * This library is open source and may be redistributed and/or modified under
4 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
5 * (at your option) any later version. The full license is in LICENSE file
6 * included with this distribution, and on the openscenegraph.org website.
7 *
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * OpenSceneGraph Public License for more details.
12*/
13
14#ifndef OSGGA_NODE_TRACKER_MANIPULATOR
15#define OSGGA_NODE_TRACKER_MANIPULATOR 1
16
18#include <osg/ObserverNodePath>
19
20
21namespace osgGA {
22
23
25{
27
28 public:
29
30 NodeTrackerManipulator( int flags = DEFAULT_SETTINGS );
31
33 const osg::CopyOp& copyOp = osg::CopyOp::SHALLOW_COPY );
34
36
37 void setTrackNodePath(const osg::NodePath& nodePath);
38 void setTrackNodePath(const osg::ObserverNodePath& nodePath) { _trackNodePath = nodePath; }
39 osg::ObserverNodePath& getTrackNodePath() { return _trackNodePath; }
40
42 osg::Node* getTrackNode() { osg::NodePath nodePath; return _trackNodePath.getNodePath(nodePath) && !nodePath.empty() ? nodePath.back() : 0; }
43 const osg::Node* getTrackNode() const { osg::NodePath nodePath; return _trackNodePath.getNodePath(nodePath) && !nodePath.empty() ? nodePath.back() : 0; }
44
46 {
57 NODE_CENTER_AND_ROTATION
58 };
59
61 TrackerMode getTrackerMode() const { return _trackerMode; }
62
63
65 {
71 ELEVATION_AZIM
72 };
73
76
77
78 virtual void setByMatrix(const osg::Matrixd& matrix);
79 virtual osg::Matrixd getMatrix() const;
81
82 virtual void setNode(osg::Node*);
83
84 virtual void computeHomePosition();
85
86 protected:
87
88 virtual bool performMovementLeftMouseButton(const double eventTimeDelta, const double dx, const double dy);
89 virtual bool performMovementMiddleMouseButton(const double eventTimeDelta, const double dx, const double dy);
90 virtual bool performMovementRightMouseButton(const double eventTimeDelta, const double dx, const double dy);
91
92 void computeNodeWorldToLocal(osg::Matrixd& worldToLocal) const;
93 void computeNodeLocalToWorld(osg::Matrixd& localToWorld) const;
94
95 void computeNodeCenterAndRotation(osg::Vec3d& center, osg::Quat& rotation) const;
96
97 void computePosition(const osg::Vec3d& eye,const osg::Vec3d& lv,const osg::Vec3d& up);
98
99
102
103};
104
105}
106
107#endif /* OSGGA_NODE_TRACKER_MANIPULATOR */
Definition NodeTrackerManipulator:25
osg::Node * getTrackNode()
Definition NodeTrackerManipulator:42
virtual void setByMatrix(const osg::Matrixd &matrix)
void computeNodeWorldToLocal(osg::Matrixd &worldToLocal) const
void setTrackNode(osg::Node *node)
virtual void setNode(osg::Node *)
void computeNodeCenterAndRotation(osg::Vec3d &center, osg::Quat &rotation) const
void setTrackNodePath(const osg::ObserverNodePath &nodePath)
Definition NodeTrackerManipulator:38
osg::ObserverNodePath _trackNodePath
Definition NodeTrackerManipulator:100
NodeTrackerManipulator(int flags=DEFAULT_SETTINGS)
osg::ObserverNodePath & getTrackNodePath()
Definition NodeTrackerManipulator:39
void computeNodeLocalToWorld(osg::Matrixd &localToWorld) const
virtual bool performMovementLeftMouseButton(const double eventTimeDelta, const double dx, const double dy)
META_Object(osgGA, NodeTrackerManipulator)
RotationMode getRotationMode() const
void setTrackNodePath(const osg::NodePath &nodePath)
TrackerMode _trackerMode
Definition NodeTrackerManipulator:101
virtual osg::Matrixd getMatrix() const
virtual bool performMovementMiddleMouseButton(const double eventTimeDelta, const double dx, const double dy)
void setRotationMode(RotationMode mode)
void computePosition(const osg::Vec3d &eye, const osg::Vec3d &lv, const osg::Vec3d &up)
NodeTrackerManipulator(const NodeTrackerManipulator &om, const osg::CopyOp &copyOp=osg::CopyOp::SHALLOW_COPY)
void setTrackerMode(TrackerMode mode)
TrackerMode
Definition NodeTrackerManipulator:46
@ NODE_CENTER
Definition NodeTrackerManipulator:50
@ NODE_CENTER_AND_AZIM
Definition NodeTrackerManipulator:54
virtual osg::Matrixd getInverseMatrix() const
const osg::Node * getTrackNode() const
Definition NodeTrackerManipulator:43
virtual bool performMovementRightMouseButton(const double eventTimeDelta, const double dx, const double dy)
RotationMode
Definition NodeTrackerManipulator:65
@ TRACKBALL
Definition NodeTrackerManipulator:68
TrackerMode getTrackerMode() const
Definition NodeTrackerManipulator:61
virtual void computeHomePosition()
Definition OrbitManipulator:32
Definition CopyOp:41
@ SHALLOW_COPY
Definition CopyOp:47
Definition Matrixd:27
Definition Node:72
Definition ObserverNodePath:28
Definition Quat:30
Definition Vec3d:30
Definition Callback:21
std::vector< Node * > NodePath
Definition Node:47
#define OSGGA_EXPORT
Definition osgGA/Export:40