ComputeBoundsVisitor
Go to the documentation of this file.
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library 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
* OpenSceneGraph Public License for more details.
*/
#ifndef OSG_COMPUTEBOUNDSVISITOR
#define OSG_COMPUTEBOUNDSVISITOR 1
#include <osg/NodeVisitor>
#include <osg/BoundingBox>
#include <osg/Polytope>
namespace osg {
class OSG_EXPORT ComputeBoundsVisitor : public osg::NodeVisitor
{
public:
ComputeBoundsVisitor(TraversalMode traversalMode = TRAVERSE_ALL_CHILDREN);
META_NodeVisitor(osg, ComputeBoundsVisitor)
virtual void reset();
osg::BoundingBox& getBoundingBox() { return _bb; }
void getPolytope(osg::Polytope& polytope, float margin=0.1) const;
void getBase(osg::Polytope& polytope, float margin=0.1) const;
void apply(osg::Drawable& drawable);
void apply(osg::Transform& transform);
inline void pushMatrix(osg::Matrix& matrix) { _matrixStack.push_back(matrix); }
inline void popMatrix() { _matrixStack.pop_back(); }
void applyBoundingBox(const osg::BoundingBox&);
typedef std::vector<osg::Matrix> MatrixStack;
const MatrixStack& getMatrixStack() const { return _matrixStack; }
protected:
MatrixStack _matrixStack;
osg::BoundingBox _bb;
};
}
#endif
BoundingBox
NodeVisitor
Polytope
osg::ComputeBoundsVisitor::getBase
void getBase(osg::Polytope &polytope, float margin=0.1) const
osg::ComputeBoundsVisitor::popMatrix
void popMatrix()
Definition ComputeBoundsVisitor:45
osg::ComputeBoundsVisitor::getPolytope
void getPolytope(osg::Polytope &polytope, float margin=0.1) const
osg::ComputeBoundsVisitor::META_NodeVisitor
META_NodeVisitor(osg, ComputeBoundsVisitor) virtual void reset()
osg::ComputeBoundsVisitor::MatrixStack
std::vector< osg::Matrix > MatrixStack
Definition ComputeBoundsVisitor:50
osg::ComputeBoundsVisitor::getBoundingBox
osg::BoundingBox & getBoundingBox()
Definition ComputeBoundsVisitor:33
osg::ComputeBoundsVisitor::_bb
osg::BoundingBox _bb
Definition ComputeBoundsVisitor:56
osg::ComputeBoundsVisitor::pushMatrix
void pushMatrix(osg::Matrix &matrix)
Definition ComputeBoundsVisitor:43
osg::ComputeBoundsVisitor::_matrixStack
MatrixStack _matrixStack
Definition ComputeBoundsVisitor:55
osg::ComputeBoundsVisitor::apply
void apply(osg::Transform &transform)
osg::ComputeBoundsVisitor::applyBoundingBox
void applyBoundingBox(const osg::BoundingBox &)
osg::ComputeBoundsVisitor::ComputeBoundsVisitor
ComputeBoundsVisitor(TraversalMode traversalMode=TRAVERSE_ALL_CHILDREN)
osg::ComputeBoundsVisitor::getMatrixStack
const MatrixStack & getMatrixStack() const
Definition ComputeBoundsVisitor:52
osg::ComputeBoundsVisitor::apply
void apply(osg::Drawable &drawable)
osg::Drawable
Definition Drawable:89
osg::NodeVisitor
Definition NodeVisitor:82
osg::NodeVisitor::TraversalMode
TraversalMode
Definition NodeVisitor:86
osg::NodeVisitor::TRAVERSE_ALL_CHILDREN
@ TRAVERSE_ALL_CHILDREN
Definition NodeVisitor:89
osg::NodeVisitor::reset
virtual void reset()
Definition NodeVisitor:167
osg::Polytope
Definition Polytope:26
osg::Transform
Definition Transform:75
osg
Definition AlphaFunc:19
osg::BoundingBox
BoundingBoxd BoundingBox
Definition BoundingBox:257
osg::Matrix
Matrixd Matrix
Definition Matrix:27
OSG_EXPORT
#define OSG_EXPORT
Definition osg/Export:39