79 lines
2.5 KiB
Plaintext
79 lines
2.5 KiB
Plaintext
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//C++ header - Open Scene Graph - Copyright (C) 1998-2001 Robert Osfield
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//Distributed under the terms of the GNU Library General Public License (LGPL)
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//as published by the Free Software Foundation.
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#ifndef OSG_CLIPNODE
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#define OSG_CLIPNODE 1
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#include <osg/Group>
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#include <osg/ClipPlane>
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namespace osg {
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/** Leaf Node for defining the position of ClipPlanes in the scene.*/
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class SG_EXPORT ClipNode : public Group
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{
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public:
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typedef std::vector<ref_ptr<ClipPlane> > ClipPlaneList;
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ClipNode();
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ClipNode(const ClipNode& es, const CopyOp& copyop=CopyOp::SHALLOW_COPY);
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META_Node(ClipNode);
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/** Create a 6 clip planes to create a clip box.*/
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void createClipBox(const BoundingBox& bb,unsigned int clipPlaneNumberBase=0);
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/** Add a ClipPlane to a ClipNode. Return true if plane is added,
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* return false if plane already exists in ClipNode, or clipplane is false.*/
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const bool addClipPlane(ClipPlane* clipplane);
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/** Remove ClipPlane from a ClipNode. Return true if plane is removed,
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* return false if plane does not exists in ClipNode.*/
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const bool removeClipPlane(ClipPlane* clipplane);
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/** Remove ClipPlane, at specified index, from a ClipNode. Return true if plane is removed,
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* return false if plane does not exists in ClipNode.*/
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const bool removeClipPlane(unsigned int pos);
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/** return the number of ClipPlanes.*/
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inline const unsigned int getNumClipPlanes() const { return _planes.size(); }
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/** Get ClipPlane at specificed index position.*/
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inline ClipPlane* getClipPlane(unsigned int pos) { return _planes[pos].get(); }
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/** Get const ClipPlane at specificed index position.*/
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inline const ClipPlane* getClipPlane(unsigned int pos) const { return _planes[pos].get(); }
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/** Get the ClipPlaneList.*/
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inline ClipPlaneList& getClipPlaneList() { return _planes; }
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/** Get the const ClipPlaneList.*/
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inline const ClipPlaneList& getClipPlaneList() const { return _planes; }
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/** Set the GLModes on StateSet associated with the ClipPlanes.*/
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void setStateSetModes(StateSet&,const StateAttribute::GLModeValue) const;
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/** Set up the local StateSet */
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void setLocalStateSetModes(const StateAttribute::GLModeValue=StateAttribute::ON);
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protected:
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virtual ~ClipNode();
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virtual const bool computeBound() const;
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StateAttribute::GLModeValue _value;
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ClipPlaneList _planes;
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};
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}
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#endif
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