3 * Copyright (C) 2006-2007 Mathias Froehlich
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation; either version 2 of the
8 * License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
22 #ifndef SG_SCENE_USERDATA_HXX
23 #define SG_SCENE_USERDATA_HXX
26 #include <osg/Referenced>
28 #include <simgear/scene/bvh/BVHNode.hxx>
29 #include "SGPickCallback.hxx"
31 class SGSceneUserData : public osg::Referenced {
33 static SGSceneUserData* getSceneUserData(osg::Node* node);
34 static const SGSceneUserData* getSceneUserData(const osg::Node* node);
35 static SGSceneUserData* getOrCreateSceneUserData(osg::Node* node);
37 /// Access to the pick callbacks of a node.
38 unsigned getNumPickCallbacks() const;
39 SGPickCallback* getPickCallback(unsigned i) const;
40 void setPickCallback(SGPickCallback* pickCallback);
41 void addPickCallback(SGPickCallback* pickCallback);
43 const simgear::BVHNode* getBVHNode() const
45 simgear::BVHNode* getBVHNode()
47 void setBVHNode(simgear::BVHNode* bvhNode)
48 { _bvhNode = bvhNode; }
50 struct Velocity : public SGReferenced {
52 linear(SGVec3d::zeros()),
53 angular(SGVec3d::zeros()),
55 id(simgear::BVHNode::getNewId())
60 simgear::BVHNode::Id id;
62 const Velocity* getVelocity() const
64 Velocity* getOrCreateVelocity()
65 { if (!_velocity) _velocity = new Velocity; return _velocity; }
66 void setVelocity(Velocity* velocity)
67 { _velocity = velocity; }
70 // If this node has a collision tree attached, it is stored here
71 SGSharedPtr<simgear::BVHNode> _bvhNode;
73 // Velocity in the childs local coordinate system
74 SGSharedPtr<Velocity> _velocity;
76 /// Scene interaction callbacks
77 std::vector<SGSharedPtr<SGPickCallback> > _pickCallbacks;