62 lines
1.6 KiB
C++
62 lines
1.6 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
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*
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* This library is open source and may be redistributed and/or modified under
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
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* (at your option) any later version. The full license is in LICENSE file
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* included with this distribution, and on the openscenegraph.org website.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* OpenSceneGraph Public License for more details.
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*/
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#ifndef OSG_COMPUTEBOUNDSVISITOR
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#define OSG_COMPUTEBOUNDSVISITOR 1
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#include <osg/NodeVisitor>
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#include <osg/BoundingBox>
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#include <osg/Polytope>
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namespace osg {
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class OSG_EXPORT ComputeBoundsVisitor : public osg::NodeVisitor
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{
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public:
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ComputeBoundsVisitor(TraversalMode traversalMode = TRAVERSE_ALL_CHILDREN);
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META_NodeVisitor(osg, ComputeBoundsVisitor)
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virtual void reset();
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osg::BoundingBox& getBoundingBox() { return _bb; }
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void getPolytope(osg::Polytope& polytope, float margin=0.1) const;
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void getBase(osg::Polytope& polytope, float margin=0.1) const;
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void apply(osg::Node& node);
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void apply(osg::Transform& transform);
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void apply(osg::Geode& geode);
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inline void pushMatrix(osg::Matrix& matrix) { _matrixStack.push_back(matrix); }
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inline void popMatrix() { _matrixStack.pop_back(); }
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void applyDrawable(osg::Drawable* drawable);
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protected:
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typedef std::vector<osg::Matrix> MatrixStack;
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MatrixStack _matrixStack;
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osg::BoundingBox _bb;
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};
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}
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#endif
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