Panda3D
animChannelMatrixFixed.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 animChannelMatrixFixed.h
10  * @author drose
11  * @date 2006-01-19
12  */
13 
14 #ifndef ANIMCHANNELMATRIXFIXED_H
15 #define ANIMCHANNELMATRIXFIXED_H
16 
17 #include "pandabase.h"
18 
19 #include "animChannel.h"
20 #include "luse.h"
21 
22 /**
23  * A specialization on AnimChannel to add all the special matrix component
24  * operations.
25  */
26 class EXPCL_PANDA_CHAN AnimChannelMatrixFixed : public AnimChannel<ACMatrixSwitchType> {
27 protected:
29 
30 public:
31  AnimChannelMatrixFixed(const std::string &name, const LVecBase3 &pos, const LVecBase3 &hpr, const LVecBase3 &scale);
32 
33  virtual bool has_changed(int last_frame, double last_frac,
34  int this_frame, double this_frac);
35  virtual void get_value(int frame, LMatrix4 &value);
36  virtual void get_value_no_scale_shear(int frame, LMatrix4 &value);
37  virtual void get_scale(int frame, LVecBase3 &scale);
38  virtual void get_hpr(int frame, LVecBase3 &hpr);
39  virtual void get_quat(int frame, LQuaternion &quat);
40  virtual void get_pos(int frame, LVecBase3 &pos);
41  virtual void get_shear(int frame, LVecBase3 &shear);
42 
43  virtual void output(std::ostream &out) const;
44 
45 private:
46  LVecBase3 _pos, _hpr, _scale;
47 
48 public:
49  static void register_with_read_factory();
50  virtual void write_datagram(BamWriter *manager, Datagram &dg);
51 
52 protected:
53  static TypedWritable *make_from_bam(const FactoryParams &params);
54  void fillin(DatagramIterator &scan, BamReader *manager);
55 
56 public:
57  virtual TypeHandle get_type() const {
58  return get_class_type();
59  }
60  virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
61  static TypeHandle get_class_type() {
62  return _type_handle;
63  }
64  static void init_type() {
66  register_type(_type_handle, "AnimChannelMatrixFixed",
68  }
69 
70 private:
71  static TypeHandle _type_handle;
72 };
73 
74 #include "animChannelMatrixFixed.I"
75 
76 #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.
A specialization on AnimChannel to add all the special matrix component operations.
This template class is the parent class for all kinds of AnimChannels that return different values.
Definition: animChannel.h:28
virtual void get_scale(int frame, LVecBase3 &scale)
Returns the x, y, and z scale components associated with the current frame.
Definition: animChannel.I:80
virtual void get_hpr(int frame, LVecBase3 &hpr)
Returns the h, p, and r components associated with the current frame.
Definition: animChannel.I:90
virtual void get_quat(int frame, LQuaternion &quat)
Returns the rotation component associated with the current frame, expressed as a quaternion.
Definition: animChannel.I:101
virtual void get_pos(int frame, LVecBase3 &pos)
Returns the x, y, and z translation components associated with the current frame.
Definition: animChannel.I:111
virtual void get_value_no_scale_shear(int frame, ValueType &value)
Returns the value associated with the current frame, with no scale or share components.
Definition: animChannel.I:70
virtual void get_shear(int frame, LVecBase3 &shear)
Returns the a, b, and c shear components associated with the current frame.
Definition: animChannel.I:121
This is the base class for AnimChannel and AnimBundle.
Definition: animGroup.h:33
virtual void output(std::ostream &out) const
Writes a one-line description of the group.
Definition: animGroup.cxx:184
static void register_with_read_factory()
Factory method to generate a AnimGroup object.
Definition: animGroup.cxx:308
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
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...
Definition: factoryParams.h:36
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.
Definition: typedWritable.h:35
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(),...
Definition: register_type.I:22