Panda3D

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linearSinkForce.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 linearSinkForce.h
10 * @author charles
11 * @date 2000-06-21
12 */
13
14#ifndef LINEARSINKFORCE_H
15#define LINEARSINKFORCE_H
16
17#include "linearDistanceForce.h"
18
19/**
20 * Attractor force. Think black hole.
21 */
22 class EXPCL_PANDA_PHYSICS LinearSinkForce : public LinearDistanceForce {
23PUBLISHED:
24 explicit LinearSinkForce(const LPoint3& p, FalloffType f, PN_stdfloat r,
25 PN_stdfloat a = 1.0f, bool m = true);
26 LinearSinkForce();
27 LinearSinkForce(const LinearSinkForce &copy);
28 virtual ~LinearSinkForce();
29
30 virtual void output(std::ostream &out) const;
31 virtual void write(std::ostream &out, int indent=0) const;
32
33 private:
34 virtual LVector3 get_child_vector(const PhysicsObject *po);
35 virtual LinearForce *make_copy();
36
37 public:
38 static TypeHandle get_class_type() {
39 return _type_handle;
40 }
41 static void init_type() {
42 LinearDistanceForce::init_type();
43 register_type(_type_handle, "LinearSinkForce",
44 LinearDistanceForce::get_class_type());
45 }
46 virtual TypeHandle get_type() const {
47 return get_class_type();
48 }
49 virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
50
51 private:
52 static TypeHandle _type_handle;
53};
54
55#endif // LINEARSINKFORCE_H
LinearDistanceForce::write
virtual void write(std::ostream &out, int indent=0) const
Write a string representation of this instance to <out>.
Definition linearDistanceForce.cxx:60
LinearDistanceForce::output
virtual void output(std::ostream &out) const
Write a string representation of this instance to <out>.
Definition linearDistanceForce.cxx:50
LinearSinkForce::LinearSinkForce
LinearSinkForce(const LPoint3 &p, FalloffType f, PN_stdfloat r, PN_stdfloat a=1.0f, bool m=true)
Simple constructor.
Definition linearSinkForce.cxx:22
PhysicsObject
A body on which physics will be applied.
Definition physicsObject.h:27
TypeHandle
TypeHandle is the identifier used to differentiate C++ class types.
Definition typeHandle.h:81
indent
std::ostream & indent(std::ostream &out, int indent_level)
A handy function for doing text formatting.
Definition indent.cxx:20
linearDistanceForce.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
register_type
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