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// Copyright (C) 2008 Tim Moore
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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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// 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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// 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 VIEWPARTITIONNODE_HXX
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#define VIEWPARTITIONNODE_HXX 1
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// The ViewPartitionNode splits the viewing frustum inherited from a
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// camera higher in the scene graph (usually the Viewer master or
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// slave camera) into 3 parts: from the parent near plane to a
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// intermediate far plane (100m), then out to the current visibility,
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// and then beyond where background stuff is rendered. The depth
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// buffer and depth testing are disabled for the background.
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class ViewPartitionNode : public osg::Group
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ViewPartitionNode(const ViewPartitionNode& rhs,
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const osg::CopyOp& copyop = osg::CopyOp::SHALLOW_COPY);
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META_Node(flightgear, ViewPartitionNode);
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/** Catch child management functions so the Cameras can be informed
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of added or removed children. */
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virtual bool addChild(osg::Node *child);
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virtual bool insertChild(unsigned int index, osg::Node *child);
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virtual bool removeChildren(unsigned int pos, unsigned int numRemove = 1);
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virtual bool setChild(unsigned int i, osg::Node *node);
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virtual void traverse(osg::NodeVisitor &nv);
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void setVisibility(double vis) { visibility = vis; }
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double getVisibility() const { return visibility; }
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static void makeNewProjMat(osg::Matrixd& oldProj, double znear, double zfar,
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osg::Matrixd& projection);
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typedef std::vector< osg::ref_ptr<osg::Camera> > CameraList;
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static const double nearCameraFar;
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src/Main/ViewPartitionNode.hxx
