Panda3D
collisionInvSphere.h
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1/**
2 * PANDA 3D SOFTWARE
3 * Copyright (c) Carnegie Mellon University. All rights reserved.
4 *
5 * All use of this software is subject to the terms of the revised BSD
6 * license. You should have received a copy of this license along
7 * with this source code in a file named "LICENSE."
8 *
9 * @file collisionInvSphere.h
10 * @author drose
11 * @date 2005-01-05
12 */
13
14#ifndef COLLISIONINVSPHERE_H
15#define COLLISIONINVSPHERE_H
16
17#include "pandabase.h"
18
19#include "collisionSphere.h"
20
21/**
22 * An inverted sphere: this is a sphere whose collision surface is the inside
23 * surface of the sphere. Everything outside the sphere is solid matter;
24 * everything inside is empty space. Useful for constraining objects to
25 * remain within a spherical perimeter.
26 */
27class EXPCL_PANDA_COLLIDE CollisionInvSphere : public CollisionSphere {
28PUBLISHED:
29 INLINE explicit CollisionInvSphere(const LPoint3 &center, PN_stdfloat radius);
30 INLINE explicit CollisionInvSphere(PN_stdfloat cx, PN_stdfloat cy, PN_stdfloat cz, PN_stdfloat radius);
31
32protected:
33 INLINE CollisionInvSphere();
34
35public:
36 INLINE CollisionInvSphere(const CollisionInvSphere &copy);
37 virtual CollisionSolid *make_copy();
38
39 virtual PT(CollisionEntry)
40 test_intersection(const CollisionEntry &entry) const;
41
44
45 virtual void output(std::ostream &out) const;
46
47protected:
48 virtual PT(BoundingVolume) compute_internal_bounds() const;
49
50 virtual PT(CollisionEntry)
51 test_intersection_from_sphere(const CollisionEntry &entry) const;
52 virtual PT(CollisionEntry)
53 test_intersection_from_line(const CollisionEntry &entry) const;
54 virtual PT(CollisionEntry)
55 test_intersection_from_ray(const CollisionEntry &entry) const;
56 virtual PT(CollisionEntry)
57 test_intersection_from_segment(const CollisionEntry &entry) const;
58 virtual PT(CollisionEntry)
59 test_intersection_from_capsule(const CollisionEntry &entry) const;
60 virtual PT(CollisionEntry)
61 test_intersection_from_box(const CollisionEntry &entry) const;
62
63 virtual void fill_viz_geom();
64
65private:
66 static PStatCollector _volume_pcollector;
67 static PStatCollector _test_pcollector;
68
69public:
70 static void register_with_read_factory();
71 virtual void write_datagram(BamWriter *manager, Datagram &me);
72
73protected:
74 static TypedWritable *make_CollisionInvSphere(const FactoryParams &params);
75 void fillin(DatagramIterator &scan, BamReader *manager);
76
77public:
78 static TypeHandle get_class_type() {
79 return _type_handle;
80 }
81 static void init_type() {
82 CollisionSphere::init_type();
83 register_type(_type_handle, "CollisionInvSphere",
84 CollisionSphere::get_class_type());
85 }
86 virtual TypeHandle get_type() const {
87 return get_class_type();
88 }
89 virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
90
91private:
92 static TypeHandle _type_handle;
93};
94
95#include "collisionInvSphere.I"
96
97#endif
This is the fundamental interface for extracting binary objects from a Bam file, as generated by a Ba...
Definition: bamReader.h:110
This is the fundamental interface for writing binary objects to a Bam file, to be extracted later by ...
Definition: bamWriter.h:63
This is an abstract class for any volume in any sense which can be said to define the locality of ref...
Defines a single collision event.
An inverted sphere: this is a sphere whose collision surface is the inside surface of the sphere.
virtual PStatCollector & get_volume_pcollector()
Returns a PStatCollector that is used to count the number of bounding volume tests made against a sol...
The abstract base class for all things that can collide with other things in the world,...
A spherical collision volume or object.
static void register_with_read_factory()
Factory method to generate a CollisionSphere object.
virtual void write_datagram(BamWriter *manager, Datagram &me)
Function to write the important information in the particular object to a Datagram.
virtual PStatCollector & get_test_pcollector()
Returns a PStatCollector that is used to count the number of intersection tests made against a solid ...
A class to retrieve the individual data elements previously stored in a Datagram.
An ordered list of data elements, formatted in memory for transmission over a socket or writing to a ...
Definition: datagram.h:38
An instance of this class is passed to the Factory when requesting it to do its business and construc...
Definition: factoryParams.h:36
A lightweight class that represents a single element that may be timed and/or counted via stats.
TypeHandle is the identifier used to differentiate C++ class types.
Definition: typeHandle.h:81
Base class for objects that can be written to and read from Bam files.
Definition: typedWritable.h:35
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
void register_type(TypeHandle &type_handle, const std::string &name)
This inline function is just a convenient way to call TypeRegistry::register_type(),...
Definition: register_type.I:22