804dc4e74a
Move all PUI event and rendering into a custom camera, which can be rendered via an FBO to account for display-resolution scaling (HiDPI). Start wrapping PUI calls in #ifdefs so PUI can be disabled at compile time; a run-time switch is trivial now but not implemented yet.
57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
// Copyright (C) 2017 James Turner
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#ifndef PUICAMERA_HXX
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#define PUICAMERA_HXX
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#include <osg/Camera>
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namespace osg
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{
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class Texture2D;
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class Geometry;
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}
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namespace flightgear
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{
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class PUICamera : public osg::Camera
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{
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public:
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static void initPUI();
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PUICamera();
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osg::Object* cloneType() const override { return new PUICamera; }
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osg::Object* clone(const osg::CopyOp&) const override { return new PUICamera; }
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// osg::Camera already defines a resize() so use this name
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void resizeUi(int width, int height);
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void init(osg::Group *parent);
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private:
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void manuallyResizeFBO(int width, int height);
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osg::Texture2D* _fboTexture = nullptr;
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osg::Geometry* _fullScreenQuad = nullptr;
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static void puGetWindowSize(int *width, int *height);
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static int puGetWindow();
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};
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} // of namespace flightgear
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#endif // PUICAMERA_HXX
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