Panda3D

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linearRandomForce.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 linearRandomForce.h
10 * @author charles
11 * @date 2000-06-19
12 */
13
14#ifndef LINEARRANDOMFORCE_H
15#define LINEARRANDOMFORCE_H
16
17#include <stdlib.h>
18#include "cmath.h"
19#include "mathNumbers.h"
20#include "linearForce.h"
21
22/**
23 * Pure virtual, parent to noiseForce and jitterForce
24 */
25 class EXPCL_PANDA_PHYSICS LinearRandomForce : public LinearForce {
26PUBLISHED:
27 virtual ~LinearRandomForce();
28
29 virtual void output(std::ostream &out) const;
30 virtual void write(std::ostream &out, int indent=0) const;
31
32 protected:
33 static PN_stdfloat bounded_rand();
34 static LVector3 random_unit_vector();
35
36 LinearRandomForce(PN_stdfloat a = 1.0f, bool m = false);
37 LinearRandomForce(const LinearRandomForce &copy);
38
39 virtual LVector3 get_child_vector(const PhysicsObject *po) = 0;
40 virtual LinearForce *make_copy() = 0;
41
42 public:
43 static TypeHandle get_class_type() {
44 return _type_handle;
45 }
46 static void init_type() {
47 LinearForce::init_type();
48 register_type(_type_handle, "LinearRandomForce",
49 LinearForce::get_class_type());
50 }
51 virtual TypeHandle get_type() const {
52 return get_class_type();
53 }
54 virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
55
56 private:
57 static TypeHandle _type_handle;
58};
59
60#include "linearRandomForce.I"
61
62#endif // LINEARRANDOMFORCE_H
LinearForce::write
virtual void write(std::ostream &out, int indent=0) const
Write a string representation of this instance to <out>.
Definition linearForce.cxx:95
LinearForce::output
virtual void output(std::ostream &out) const
Write a string representation of this instance to <out>.
Definition linearForce.cxx:85
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
cmath.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
indent
std::ostream & indent(std::ostream &out, int indent_level)
A handy function for doing text formatting.
Definition indent.cxx:20
linearForce.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
linearRandomForce.I
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
mathNumbers.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