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animChannelMatrixXfmTable.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 animChannelMatrixXfmTable.h
10 * @author drose
11 * @date 1999-02-20
12 */
13
14#ifndef ANIMCHANNELMATRIXXFMTABLE_H
15#define ANIMCHANNELMATRIXXFMTABLE_H
16
17#include "pandabase.h"
18
19#include "animChannel.h"
20
21#include "pointerToArray.h"
22#include "pta_stdfloat.h"
23#include "compose_matrix.h"
24
25/**
26 * An animation channel that issues a matrix each frame, read from a table
27 * such as might have been read from an egg file. The table actually consists
28 * of nine sub-tables, each representing one component of the transform:
29 * scale, rotate, translate.
30 */
31 class EXPCL_PANDA_CHAN AnimChannelMatrixXfmTable : public AnimChannelMatrix {
32 protected:
33 AnimChannelMatrixXfmTable();
34 AnimChannelMatrixXfmTable(AnimGroup *parent, const AnimChannelMatrixXfmTable &copy);
35
36PUBLISHED:
37 explicit AnimChannelMatrixXfmTable(AnimGroup *parent, const std::string &name);
38 virtual ~AnimChannelMatrixXfmTable();
39
40 public:
41 virtual bool has_changed(int last_frame, double last_frac,
42 int this_frame, double this_frac);
43 virtual void get_value(int frame, LMatrix4 &mat);
44
45 virtual void get_value_no_scale_shear(int frame, LMatrix4 &value);
46 virtual void get_scale(int frame, LVecBase3 &scale);
47 virtual void get_hpr(int frame, LVecBase3 &hpr);
48 virtual void get_quat(int frame, LQuaternion &quat);
49 virtual void get_pos(int frame, LVecBase3 &pos);
50 virtual void get_shear(int frame, LVecBase3 &shear);
51
52PUBLISHED:
53 static INLINE bool is_valid_id(char table_id);
54
55 void set_table(char table_id, const CPTA_stdfloat &table);
56 INLINE CPTA_stdfloat get_table(char table_id) const;
57
58 void clear_all_tables();
59 INLINE bool has_table(char table_id) const;
60 INLINE void clear_table(char table_id);
61
62 MAKE_MAP_PROPERTY(tables, has_table, get_table, set_table, clear_table);
63
64 public:
65 virtual void write(std::ostream &out, int indent_level) const;
66
67 protected:
68 virtual AnimGroup *make_copy(AnimGroup *parent) const;
69
70 INLINE static char get_table_id(int table_index);
71 static int get_table_index(char table_id);
72 INLINE static PN_stdfloat get_default_value(int table_index);
73
74 CPTA_stdfloat _tables[num_matrix_components];
75
76 public:
77 static void register_with_read_factory();
78 virtual void write_datagram(BamWriter* manager, Datagram &me);
79
80 static TypedWritable *make_AnimChannelMatrixXfmTable(const FactoryParams &params);
81
82 protected:
83 void fillin(DatagramIterator& scan, BamReader* manager);
84
85 public:
86 virtual TypeHandle get_type() const {
87 return get_class_type();
88 }
89 virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
90 static TypeHandle get_class_type() {
91 return _type_handle;
92 }
93 static void init_type() {
94 AnimChannelMatrix::init_type();
95 register_type(_type_handle, "AnimChannelMatrixXfmTable",
96 AnimChannelMatrix::get_class_type());
97 }
98
99 private:
100 static TypeHandle _type_handle;
101};
102
103#include "animChannelMatrixXfmTable.I"
104
105#endif
animChannelMatrixXfmTable.I
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
animChannel.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
AnimChannelBase::has_changed
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().
Definition animChannelBase.cxx:30
AnimChannelBase::write_datagram
virtual void write_datagram(BamWriter *manager, Datagram &me)
Function to write the important information in the particular object to a Datagram.
Definition animChannelBase.cxx:39
AnimChannelMatrixXfmTable::set_table
set_table
Assigns the indicated table.
Definition animChannelMatrixXfmTable.h:62
AnimChannelMatrixXfmTable::clear_table
clear_table
Removes the indicated table from the definition.
Definition animChannelMatrixXfmTable.h:62
AnimChannelMatrixXfmTable::has_table
has_table
Returns true if the indicated subtable has been assigned.
Definition animChannelMatrixXfmTable.h:62
AnimChannelMatrixXfmTable::clear_all_tables
void clear_all_tables()
Removes all the tables from the channel, and resets it to its initial state.
Definition animChannelMatrixXfmTable.cxx:260
AnimChannelMatrixXfmTable::is_valid_id
static bool is_valid_id(char table_id)
Returns true if the given letter is one of the nine valid table id's.
Definition animChannelMatrixXfmTable.I:18
AnimChannelMatrixXfmTable::get_table
get_table
Returns a pointer to the indicated subtable's data, if it exists, or NULL if it does not.
Definition animChannelMatrixXfmTable.h:62
AnimChannelMatrixXfmTable::make_AnimChannelMatrixXfmTable
static TypedWritable * make_AnimChannelMatrixXfmTable(const FactoryParams &params)
Factory method to generate an AnimChannelMatrixXfmTable object.
Definition animChannelMatrixXfmTable.cxx:514
AnimChannelMatrixXfmTable::get_value
virtual void get_value(int frame, LMatrix4 &mat)
Gets the value of the channel at the indicated frame.
Definition animChannelMatrixXfmTable.cxx:112
AnimChannel< ACMatrixSwitchType >::get_scale
virtual void get_scale(int frame, LVecBase3 &scale)
AnimChannel< ACMatrixSwitchType >::get_hpr
virtual void get_hpr(int frame, LVecBase3 &hpr)
AnimChannel< ACMatrixSwitchType >::get_quat
virtual void get_quat(int frame, LQuaternion &quat)
AnimChannel< ACMatrixSwitchType >::get_pos
virtual void get_pos(int frame, LVecBase3 &pos)
AnimChannel< ACMatrixSwitchType >::get_value_no_scale_shear
virtual void get_value_no_scale_shear(int frame, ValueType &value)
AnimChannel< ACMatrixSwitchType >::get_shear
virtual void get_shear(int frame, LVecBase3 &shear)
AnimGroup::write
virtual void write(std::ostream &out, int indent_level) const
Writes a brief description of the group and all of its descendants.
Definition animGroup.cxx:192
AnimGroup::register_with_read_factory
static void register_with_read_factory()
Factory method to generate a AnimGroup object.
Definition animGroup.cxx:308
BamReader
This is the fundamental interface for extracting binary objects from a Bam file, as generated by a Ba...
Definition bamReader.h:110
BamWriter
This is the fundamental interface for writing binary objects to a Bam file, to be extracted later by ...
Definition bamWriter.h:63
DatagramIterator
A class to retrieve the individual data elements previously stored in a Datagram.
Definition datagramIterator.h:30
Datagram
An ordered list of data elements, formatted in memory for transmission over a socket or writing to a ...
Definition datagram.h:38
FactoryParams
An instance of this class is passed to the Factory when requesting it to do its business and construc...
Definition factoryParams.h:36
TypeHandle
TypeHandle is the identifier used to differentiate C++ class types.
Definition typeHandle.h:81
TypedWritable
Base class for objects that can be written to and read from Bam files.
Definition typedWritable.h:35
compose_matrix.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
pandabase.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
pointerToArray.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
pta_stdfloat.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
register_type
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