1 // Canvas with 2D rendering api
3 // Copyright (C) 2012 Thomas Geymayer <tomgey@gmail.com>
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, MA 02110-1301, USA.
19 #include "canvas_mgr.hxx"
21 #include <Canvas/FGCanvasSystemAdapter.hxx>
22 #include <Cockpit/od_gauge.hxx>
23 #include <Main/fg_props.hxx>
24 #include <Viewer/CameraGroup.hxx>
26 #include <simgear/canvas/Canvas.hxx>
28 //------------------------------------------------------------------------------
29 CanvasMgr::CanvasMgr():
30 simgear::canvas::CanvasMgr
32 fgGetNode("/canvas/by-index", true),
33 simgear::canvas::SystemAdapterPtr( new canvas::FGCanvasSystemAdapter )
36 using simgear::canvas::Canvas;
37 Canvas::addPlacementFactory
42 &FGODGauge::set_texture,
44 boost::bind(&Canvas::getTexture, _2),
45 boost::bind(&Canvas::getCullCallback, _2)
50 //------------------------------------------------------------------------------
51 unsigned int CanvasMgr::getCanvasTexId(size_t index) const
53 simgear::canvas::CanvasPtr canvas = getCanvas(index);
58 osg::Texture2D* tex = canvas->getTexture();
62 // osgViewer::Viewer::Contexts contexts;
63 // globals->get_renderer()->getViewer()->getContexts(contexts);
65 // if( contexts.empty() )
68 osg::Camera* guiCamera =
69 flightgear::getGUICamera(flightgear::CameraGroup::getDefault());
71 osg::State* state = guiCamera->getGraphicsContext()->getState(); //contexts[0]->getState();
75 osg::Texture::TextureObject* tobj =
76 tex->getTextureObject( state->getContextID() );