89 lines
2.7 KiB
C++
89 lines
2.7 KiB
C++
// Filename: boundingPlane.h
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// Created by: drose (19Aug05)
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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 BOUNDINGPLANE_H
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#define BOUNDINGPLANE_H
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#include "pandabase.h"
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#include "geometricBoundingVolume.h"
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#include "plane.h"
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////////////////////////////////////////////////////////////////////
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// Class : BoundingPlane
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// Description : This funny bounding volume is an infinite plane that
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// divides space into two regions: the part behind the
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// normal, which is "inside" the bounding volume, and
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// the part in front of the normal, which is "outside"
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// the bounding volume.
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////////////////////////////////////////////////////////////////////
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class EXPCL_PANDA BoundingPlane : public GeometricBoundingVolume {
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PUBLISHED:
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INLINE_MATHUTIL BoundingPlane();
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INLINE_MATHUTIL BoundingPlane(const Planef &plane);
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ALLOC_DELETED_CHAIN(BoundingPlane);
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public:
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virtual BoundingVolume *make_copy() const;
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virtual LPoint3f get_approx_center() const;
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virtual void xform(const LMatrix4f &mat);
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virtual void output(ostream &out) const;
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PUBLISHED:
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INLINE_MATHUTIL const Planef &get_plane() const;
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protected:
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virtual bool extend_other(BoundingVolume *other) const;
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virtual bool around_other(BoundingVolume *other,
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const BoundingVolume **first,
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const BoundingVolume **last) const;
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virtual int contains_other(const BoundingVolume *other) const;
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virtual bool extend_by_plane(const BoundingPlane *plane);
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virtual int contains_sphere(const BoundingSphere *sphere) const;
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private:
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Planef _plane;
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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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GeometricBoundingVolume::init_type();
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register_type(_type_handle, "BoundingPlane",
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GeometricBoundingVolume::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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friend class BoundingSphere;
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};
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#include "boundingPlane.I"
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#endif
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