Panda3D
animChannelFixed.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 animChannelFixed.I
10  * @author drose
11  * @date 1999-02-24
12  */
13 
14 template<class SwitchType>
16 
17 /**
18  * Creates a new AnimChannelFixed, just like this one, without copying any
19  * children. The new copy is added to the indicated parent. Intended to be
20  * called by make_copy() only.
21  */
22 template<class SwitchType>
25  AnimChannel<SwitchType>(parent, copy),
26  _value(copy._value)
27 {
28 }
29 
30 /**
31  *
32  */
33 template<class SwitchType>
35 AnimChannelFixed(const std::string &name, const ValueType &value)
36  : AnimChannel<SwitchType>(name),
37  _value(value) {
38 }
39 
40 
41 /**
42  *
43  */
44 template<class SwitchType>
46 has_changed(int, double, int, double) {
47  return false;
48 }
49 
50 
51 /**
52  *
53  */
54 template<class SwitchType>
56 get_value(int, ValueType &value) {
57  value = _value;
58 }
59 
60 
61 /**
62  *
63  */
64 template<class SwitchType>
66 output(std::ostream &out) const {
68  out << " = " << _value;
69 }
This template class is the parent class for all kinds of AnimChannels that return different values.
Definition: animChannel.h:28
virtual void output(std::ostream &out) const
Writes a one-line description of the group.
Definition: animGroup.cxx:184
This is the base class for AnimChannel and AnimBundle.
Definition: animGroup.h:33
This template class is a special kind of AnimChannel that always returns just one fixed value.
virtual void output(std::ostream &out) const
Writes a one-line description of the group.
TypeHandle is the identifier used to differentiate C++ class types.
Definition: typeHandle.h:81
virtual bool has_changed(int last_frame, double last_frac, int this_frame, double this_frac)
Returns true if the value has changed since the last call to has_changed().