Panda3D

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movingPartBase.I
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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 movingPartBase.I
10 * @author drose
11 * @date 1999-02-22
12 */
13
14/**
15 * Normally, you'd use make_copy() or copy_subgraph() to make a copy of this.
16 */
17INLINE MovingPartBase::
18MovingPartBase(const MovingPartBase &copy) :
19 PartGroup(copy),
20 _num_effective_channels(0),
21 _effective_control(nullptr),
22 _forced_channel(copy._forced_channel)
23{
24 // We don't copy the bound channels. We do copy the forced_channel, though
25 // this is just a pointerwise copy.
26}
27
28/**
29 * Returns the number of channels that might be bound to this PartGroup. This
30 * might not be the actual number of channels, since there might be holes in
31 * the list; it is one more than the index number of the highest bound
32 * channel. Thus, it is called get_max_bound() instead of get_num_bound().
33 */
34INLINE int MovingPartBase::
35 get_max_bound() const {
36 return _channels.size();
37}
38
39/**
40 * Returns the nth bound channel on this PartGroup. n can be determined by
41 * iterating from 0 to one less than get_max_bound(); or n might be
42 * AnimControl::get_channel_index().
43 *
44 * This will return NULL if there is no channel bound on the indicated index.
45 * It is an error to call this if n is less than zero or greater than or equal
46 * to get_max_bound().
47 */
48INLINE AnimChannelBase *MovingPartBase::
49 get_bound(int n) const {
50 nassertr(n >= 0 && n < (int)_channels.size(), nullptr);
51 return _channels[n];
52}
AnimChannelBase
Parent class for all animation channels.
Definition animChannelBase.h:30
MovingPartBase
This is the base class for a single animatable piece that may be bound to one channel (or more,...
Definition movingPartBase.h:31
MovingPartBase::get_bound
AnimChannelBase * get_bound(int n) const
Returns the nth bound channel on this PartGroup.
Definition movingPartBase.I:49
MovingPartBase::get_max_bound
int get_max_bound() const
Returns the number of channels that might be bound to this PartGroup.
Definition movingPartBase.I:35
PartGroup
This is the base class for PartRoot and MovingPart.
Definition partGroup.h:43