1 ///@file Placement for putting a canvas texture onto OpenSceneGraph objects.
3 // It also provides a SGPickCallback for passing mouse events to the canvas and
4 // manages emissive lighting of the placed canvas.
6 // Copyright (C) 2013 Thomas Geymayer <tomgey@gmail.com>
8 // This library is free software; you can redistribute it and/or
9 // modify it under the terms of the GNU Library General Public
10 // License as published by the Free Software Foundation; either
11 // version 2 of the License, or (at your option) any later version.
13 // This library is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 // Library General Public License for more details.
18 // You should have received a copy of the GNU Library General Public
19 // License along with this library; if not, write to the Free Software
20 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #ifndef CANVAS_OBJECT_PLACEMENT_HXX_
23 #define CANVAS_OBJECT_PLACEMENT_HXX_
25 #include "CanvasPlacement.hxx"
26 #include "canvas_fwd.hxx"
28 #include <simgear/scene/util/SGSceneUserData.hxx>
29 #include <osg/Material>
37 * Place a Canvas onto an osg object (as texture).
39 class ObjectPlacement:
44 typedef osg::ref_ptr<osg::Group> GroupPtr;
45 typedef osg::ref_ptr<osg::Material> MaterialPtr;
47 ObjectPlacement( SGPropertyNode* node,
48 const GroupPtr& group,
49 const CanvasWeakPtr& canvas );
50 virtual ~ObjectPlacement();
53 * Set emissive lighting of the object the canvas is placed on.
55 void setEmission(float emit);
58 * Set whether pick events should be captured.
60 void setCaptureEvents(bool enable);
62 virtual bool childChanged(SGPropertyNode* child);
65 typedef SGSharedPtr<SGPickCallback> PickCallbackPtr;
66 typedef osg::ref_ptr<SGSceneUserData> SGSceneUserDataPtr;
69 MaterialPtr _material;
70 CanvasWeakPtr _canvas;
71 PickCallbackPtr _pick_cb;
72 SGSceneUserDataPtr _scene_user_data;
76 } // namespace simgear
78 #endif /* CANVAS_OBJECT_PLACEMENT_HXX_ */