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flightgear/src/Viewer/PUICamera.hxx

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// Copyright (C) 2017 James Turner
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#ifndef PUICAMERA_HXX
#define PUICAMERA_HXX
#include <osg/Camera>
namespace osg
{
class Texture2D;
class Geometry;
}
namespace flightgear
{
class PUICamera : public osg::Camera
{
public:
static void initPUI();
PUICamera();
osg::Object* cloneType() const override { return new PUICamera; }
osg::Object* clone(const osg::CopyOp&) const override { return new PUICamera; }
// osg::Camera already defines a resize() so use this name
void resizeUi(int width, int height);
void init(osg::Group *parent);
private:
void manuallyResizeFBO(int width, int height);
osg::Texture2D* _fboTexture = nullptr;
osg::Geometry* _fullScreenQuad = nullptr;
static void puGetWindowSize(int *width, int *height);
static int puGetWindow();
};
} // of namespace flightgear
#endif // PUICAMERA_HXX