Panda3D

zSpinParticle.h
Go to the documentation of this file.
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 zSpinParticle.h
10 * @author charles
11 * @date 2000-08-16
12 */
13
14 #ifndef ZSPINPARTICLE_H
15 #define ZSPINPARTICLE_H
16
17 #include "baseParticle.h"
18
19 /**
20 * describes a particle that spins along its z axis. this is kind of an
21 * intermediary class- if you're using a SpriteParticleRenderer and you want
22 * your sprites to spin without having them be full-blown oriented (i.e.
23 * angry quat math), use this.
24 */
25 class EXPCL_PANDA_PARTICLESYSTEM ZSpinParticle : public BaseParticle {
26 public:
27 ZSpinParticle();
28 ZSpinParticle(const ZSpinParticle &copy);
29 virtual ~ZSpinParticle();
30
31 virtual PhysicsObject *make_copy() const;
32
33 virtual void init();
34 virtual void update();
35 virtual void die();
36
37 virtual PN_stdfloat get_theta() const;
38
39 INLINE void set_initial_angle(PN_stdfloat t);
40 INLINE PN_stdfloat get_initial_angle() const;
41
42 INLINE void set_final_angle(PN_stdfloat t);
43 INLINE PN_stdfloat get_final_angle() const;
44
45 // 'set_final_angle' and 'angular_velocity' are mutually exclusive apis if
46 // angular-velocity is specified, final_angle is ignored
47 INLINE void set_angular_velocity(PN_stdfloat v);
48 INLINE PN_stdfloat get_angular_velocity() const;
49
50 INLINE void enable_angular_velocity(bool bEnabled);
51 INLINE bool get_angular_velocity_enabled() const;
52
53 virtual void output(std::ostream &out) const;
54 virtual void write(std::ostream &out, int indent=0) const;
55
56 private:
57 PN_stdfloat _initial_angle;
58 PN_stdfloat _final_angle;
59 PN_stdfloat _cur_angle;
60 PN_stdfloat _angular_velocity;
61 bool _bUseAngularVelocity;
62 };
63
64 #include "zSpinParticle.I"
65
66 #endif // ZSPINPARTICLE_H
baseParticle.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
BaseParticle
An individual, physically-modelable particle abstract base class.
Definition: baseParticle.h:23
BaseParticle::write
virtual void write(std::ostream &out, int indent=0) const
Write a string representation of this instance to <out>.
Definition: baseParticle.cxx:64
BaseParticle::make_copy
virtual PhysicsObject * make_copy() const =0
dynamic copy.
BaseParticle::get_theta
virtual PN_stdfloat get_theta() const
for spriteParticleRenderer
Definition: baseParticle.cxx:46
BaseParticle::output
virtual void output(std::ostream &out) const
Write a string representation of this instance to <out>.
Definition: baseParticle.cxx:54
PhysicsObject
A body on which physics will be applied.
Definition: physicsObject.h:27
ZSpinParticle
describes a particle that spins along its z axis.
Definition: zSpinParticle.h:25
indent
std::ostream & indent(std::ostream &out, int indent_level)
A handy function for doing text formatting.
Definition: indent.cxx:20
zSpinParticle.I
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.