Panda3D
Loading...
Searching...
No Matches
animChannelScalarTable.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 animChannelScalarTable.h
10 * @author drose
11 * @date 1999-02-22
12 */
13
14#ifndef ANIMCHANNELSCALARTABLE_H
15#define ANIMCHANNELSCALARTABLE_H
16
17#include "pandabase.h"
18
19#include "animChannel.h"
20
21#include "pointerToArray.h"
22#include "pta_stdfloat.h"
23
24/**
25 * An animation channel that issues a scalar each frame, read from a table
26 * such as might have been read from an egg file.
27 */
28class EXPCL_PANDA_CHAN AnimChannelScalarTable : public AnimChannelScalar {
29protected:
32
33PUBLISHED:
34 AnimChannelScalarTable(AnimGroup *parent, const std::string &name);
35
36public:
37 virtual bool has_changed(int last_frame, double last_frac,
38 int this_frame, double this_frac);
39 virtual void get_value(int frame, PN_stdfloat &value);
40
41PUBLISHED:
42 void set_table(const CPTA_stdfloat &table);
43 INLINE CPTA_stdfloat get_table() const;
44
45 INLINE bool has_table() const;
46 INLINE void clear_table();
47
48 MAKE_PROPERTY2(table, has_table, get_table, set_table, clear_table);
49
50public:
51 virtual void write(std::ostream &out, int indent_level) const;
52
53protected:
54 virtual AnimGroup *make_copy(AnimGroup *parent) const;
55
56protected:
57 CPTA_stdfloat _table;
58
59public:
60 static void register_with_read_factory();
61 virtual void write_datagram(BamWriter* manager, Datagram &me);
62
63 static TypedWritable *make_AnimChannelScalarTable(const FactoryParams &params);
64
65protected:
66 void fillin(DatagramIterator& scan, BamReader* manager);
67
68public:
69 virtual TypeHandle get_type() const {
70 return get_class_type();
71 }
72 virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
73 static TypeHandle get_class_type() {
74 return _type_handle;
75 }
76 static void init_type() {
77 AnimChannelScalar::init_type();
78 register_type(_type_handle, "AnimChannelScalarTable",
79 AnimChannelScalar::get_class_type());
80 }
81
82private:
83 static TypeHandle _type_handle;
84};
85
87
88#endif
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
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().
virtual void write_datagram(BamWriter *manager, Datagram &me)
Function to write the important information in the particular object to a Datagram.
An animation channel that issues a scalar each frame, read from a table such as might have been read ...
This template class is the parent class for all kinds of AnimChannels that return different values.
Definition animChannel.h:28
This is the base class for AnimChannel and AnimBundle.
Definition animGroup.h:33
virtual void write(std::ostream &out, int indent_level) const
Writes a brief description of the group and all of its descendants.
static void register_with_read_factory()
Factory method to generate a AnimGroup object.
This is the fundamental interface for extracting binary objects from a Bam file, as generated by a Ba...
Definition bamReader.h:110
This is the fundamental interface for writing binary objects to a Bam file, to be extracted later by ...
Definition bamWriter.h:63
Similar to PointerToArray, except that its contents may not be modified.
A class to retrieve the individual data elements previously stored in a Datagram.
An ordered list of data elements, formatted in memory for transmission over a socket or writing to a ...
Definition datagram.h:38
An instance of this class is passed to the Factory when requesting it to do its business and construc...
TypeHandle is the identifier used to differentiate C++ class types.
Definition typeHandle.h:81
Base class for objects that can be written to and read from Bam files.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
void register_type(TypeHandle &type_handle, const std::string &name)
This inline function is just a convenient way to call TypeRegistry::register_type(),...