97 lines
2.9 KiB
C++
97 lines
2.9 KiB
C++
/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file collisionInvSphere.h
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* @author drose
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* @date 2005-01-05
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*/
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#ifndef COLLISIONINVSPHERE_H
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#define COLLISIONINVSPHERE_H
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#include "pandabase.h"
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#include "collisionSphere.h"
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/**
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* An inverted sphere: this is a sphere whose collision surface is the inside
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* surface of the sphere. Everything outside the sphere is solid matter;
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* everything inside is empty space. Useful for constraining objects to
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* remain within a spherical perimeter.
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*/
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class EXPCL_PANDA_COLLIDE CollisionInvSphere : public CollisionSphere {
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PUBLISHED:
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INLINE explicit CollisionInvSphere(const LPoint3 ¢er, PN_stdfloat radius);
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INLINE explicit CollisionInvSphere(PN_stdfloat cx, PN_stdfloat cy, PN_stdfloat cz, PN_stdfloat radius);
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protected:
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INLINE CollisionInvSphere();
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public:
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INLINE CollisionInvSphere(const CollisionInvSphere ©);
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virtual CollisionSolid *make_copy();
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virtual PT(CollisionEntry)
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test_intersection(const CollisionEntry &entry) const;
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virtual PStatCollector &get_volume_pcollector();
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virtual PStatCollector &get_test_pcollector();
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virtual void output(std::ostream &out) const;
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protected:
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virtual PT(BoundingVolume) compute_internal_bounds() const;
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virtual PT(CollisionEntry)
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test_intersection_from_sphere(const CollisionEntry &entry) const;
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virtual PT(CollisionEntry)
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test_intersection_from_line(const CollisionEntry &entry) const;
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virtual PT(CollisionEntry)
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test_intersection_from_ray(const CollisionEntry &entry) const;
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virtual PT(CollisionEntry)
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test_intersection_from_segment(const CollisionEntry &entry) const;
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virtual PT(CollisionEntry)
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test_intersection_from_capsule(const CollisionEntry &entry) const;
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virtual PT(CollisionEntry)
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test_intersection_from_box(const CollisionEntry &entry) const;
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virtual void fill_viz_geom();
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private:
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static PStatCollector _volume_pcollector;
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static PStatCollector _test_pcollector;
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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 &me);
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protected:
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static TypedWritable *make_CollisionInvSphere(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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CollisionSphere::init_type();
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register_type(_type_handle, "CollisionInvSphere",
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CollisionSphere::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 "collisionInvSphere.I"
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#endif
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