110 lines
3.2 KiB
C++
110 lines
3.2 KiB
C++
// Filename: planeNode.h
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// Created by: drose (11Jul02)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://etc.cmu.edu/panda3d/docs/license/ .
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//
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// To contact the maintainers of this program write to
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// panda3d-general@lists.sourceforge.net .
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//
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////////////////////////////////////////////////////////////////////
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#ifndef PLANENODE_H
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#define PLANENODE_H
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#include "pandabase.h"
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#include "plane.h"
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#include "pandaNode.h"
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#include "updateSeq.h"
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////////////////////////////////////////////////////////////////////
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// Class : PlaneNode
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// Description : A node that contains a plane. This is most often
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// used as a clipping plane, but it can serve other
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// purposes as well; whenever a plane is needed to be
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// defined in some coordinate space in the world.
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////////////////////////////////////////////////////////////////////
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class EXPCL_PANDA PlaneNode : public PandaNode {
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PUBLISHED:
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PlaneNode(const string &name, const Planef &plane = Planef());
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protected:
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PlaneNode(const PlaneNode ©);
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public:
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virtual void output(ostream &out) const;
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virtual void write(ostream &out, int indent_level = 0) const;
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virtual PandaNode *make_copy() const;
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virtual void xform(const LMatrix4f &mat);
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PUBLISHED:
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INLINE void set_plane(const Planef &plane);
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INLINE const Planef &get_plane() const;
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INLINE void set_priority(int priority);
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INLINE int get_priority() const;
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public:
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INLINE static UpdateSeq get_sort_seq();
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private:
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// The priority is not cycled, because there's no real reason to do
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// so, and cycling it makes it difficult to synchronize with the
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// ClipPlaneAttribs.
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int _priority;
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static UpdateSeq _sort_seq;
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// This is the data that must be cycled between pipeline stages.
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class EXPCL_PANDA CData : public CycleData {
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public:
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INLINE CData();
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INLINE CData(const CData ©);
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virtual CycleData *make_copy() const;
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virtual void write_datagram(BamWriter *manager, Datagram &dg) const;
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virtual void fillin(DatagramIterator &scan, BamReader *manager);
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Planef _plane;
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};
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PipelineCycler<CData> _cycler;
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typedef CycleDataReader<CData> CDReader;
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typedef CycleDataWriter<CData> CDWriter;
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public:
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static void register_with_read_factory();
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virtual void write_datagram(BamWriter *manager, Datagram &dg);
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protected:
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static TypedWritable *make_from_bam(const FactoryParams ¶ms);
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void fillin(DatagramIterator &scan, BamReader *manager);
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public:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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PandaNode::init_type();
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register_type(_type_handle, "PlaneNode",
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PandaNode::get_class_type());
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}
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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private:
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static TypeHandle _type_handle;
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};
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#include "planeNode.I"
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#endif
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