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mayaNodeTree.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 mayaNodeTree.h
10 * @author drose
11 * @date 2003-06-06
12 */
13
14#ifndef MAYANODETREE_H
15#define MAYANODETREE_H
16
17#include "pandatoolbase.h"
18
19#include "mayaNodeDesc.h"
20#include "mayaBlendDesc.h"
21#include "globPattern.h"
22#include "indirectCompareNames.h"
23#include "ordered_vector.h"
24#include "pset.h"
25#include "pmap.h"
26
27 class MayaToEggConverter;
28 class EggData;
29 class EggGroupNode;
30 class EggTable;
31 class EggXfmSAnim;
32 class EggSAnimData;
33
34/**
35 * Describes a complete tree of maya nodes for conversion.
36 */
37 class MayaNodeTree {
38 public:
39 MayaNodeTree(MayaToEggConverter *converter);
40 MayaNodeDesc *build_node(const MDagPath &dag_path);
41 bool build_hierarchy();
42
43 void tag_joint_all();
44 // bool tag_joint_selected();
45 bool tag_joint_named(const GlobPattern &glob);
46
47 void tag_all();
48 bool tag_selected();
49 bool tag_named(const GlobPattern &glob);
50 bool untag_named(const GlobPattern &glob);
51
52 int get_num_nodes() const;
53 MayaNodeDesc *get_node(int n) const;
54
55 void clear();
56 void clear_egg(EggData *egg_data, EggGroupNode *egg_root,
57 EggGroupNode *skeleton_node, EggGroupNode *morph_node);
58 EggGroup *get_egg_group(MayaNodeDesc *node_desc);
59 EggTable *get_egg_table(MayaNodeDesc *node_desc);
60 EggXfmSAnim *get_egg_anim(MayaNodeDesc *node_desc);
61 EggSAnimData *get_egg_slider(MayaBlendDesc *blend_desc);
62
63 bool ignore_slider(const std::string &name) const;
64 void report_ignored_slider(const std::string &name);
65
66 MayaBlendDesc *add_blend_desc(MayaBlendDesc *blend_desc);
67 int get_num_blend_descs() const;
68 MayaBlendDesc *get_blend_desc(int n) const;
69
70 void reset_sliders();
71
72 public:
73 std::string _subroot_parent_name;
74 PT(MayaNodeDesc) _root;
75 PN_stdfloat _fps;
76
77 private:
78 MayaNodeDesc *r_build_node(const std::string &path);
79
80 MayaToEggConverter *_converter;
81
82 EggData *_egg_data;
83 EggGroupNode *_egg_root;
84 EggGroupNode *_skeleton_node;
85 EggGroupNode *_morph_node;
86
87 typedef pmap<std::string, MayaNodeDesc *> NodesByPath;
88 NodesByPath _nodes_by_path;
89
90 typedef pvector<MayaNodeDesc *> Nodes;
91 Nodes _nodes;
92
93 typedef ov_set<PT(MayaBlendDesc), IndirectCompareNames<MayaBlendDesc> > BlendDescs;
94 BlendDescs _blend_descs;
95
96 typedef pset<std::string> Strings;
97 Strings _ignored_slider_names;
98};
99
100#endif
EggData
This is the primary interface into all the egg data, and the root of the egg file structure.
Definition eggData.h:37
EggGroupNode
A base class for nodes in the hierarchy that are not leaf nodes.
Definition eggGroupNode.h:46
EggGroup
The main glue of the egg hierarchy, this corresponds to the <Group>, <Instance>, and <Joint> type nod...
Definition eggGroup.h:34
EggSAnimData
Corresponding to an entry, this stores a single column of numbers, for instance for a morph target,...
Definition eggSAnimData.h:25
EggTable
This corresponds to a a <Bundle> entry.
Definition eggTable.h:27
EggXfmSAnim
This corresponds to an <Xfm$Anim_S$> entry, which is a collection of up to nine entries that specify...
Definition eggXfmSAnim.h:28
GlobPattern
This class can be used to test for string matches against standard Unix- shell filename globbing conv...
Definition globPattern.h:32
IndirectCompareNames
An STL function object class, this is intended to be used on any ordered collection of pointers to cl...
Definition indirectCompareNames.h:26
MayaBlendDesc
A handle to a Maya blend shape description.
Definition mayaBlendDesc.h:40
MayaNodeDesc
Describes a single instance of a node in the Maya scene graph, relating it to the corresponding egg s...
Definition mayaNodeDesc.h:40
MayaNodeTree::reset_sliders
void reset_sliders()
Resets all of the sliders associated with all blend shapes down to 0.
Definition mayaNodeTree.cxx:576
MayaNodeTree::get_egg_group
EggGroup * get_egg_group(MayaNodeDesc *node_desc)
Returns the EggGroupNode corresponding to the group or joint for the indicated node.
Definition mayaNodeTree.cxx:309
MayaNodeTree::clear
void clear()
Resets the entire tree in preparation for repopulating with a new scene.
Definition mayaNodeTree.cxx:274
MayaNodeTree::get_node
MayaNodeDesc * get_node(int n) const
Returns the nth node in the hierarchy, in an arbitrary ordering.
Definition mayaNodeTree.cxx:265
MayaNodeTree::ignore_slider
bool ignore_slider(const std::string &name) const
Returns true if the indicated name is on the list of sliders to ignore, false otherwise.
Definition mayaNodeTree.cxx:521
MayaNodeTree::tag_joint_all
void tag_joint_all()
Tags the entire hierarchy for conversion.
Definition mayaNodeTree.cxx:114
MayaNodeTree::tag_named
bool tag_named(const GlobPattern &glob)
Tags nodes matching the indicated glob (and all of their children) for conversion.
Definition mayaNodeTree.cxx:154
MayaNodeTree::build_node
MayaNodeDesc * build_node(const MDagPath &dag_path)
Returns a pointer to the node corresponding to the indicated dag_path object, creating it first if ne...
Definition mayaNodeTree.cxx:59
MayaNodeTree::get_egg_anim
EggXfmSAnim * get_egg_anim(MayaNodeDesc *node_desc)
Returns the anim table corresponding to the joint for the indicated node.
Definition mayaNodeTree.cxx:491
MayaNodeTree::report_ignored_slider
void report_ignored_slider(const std::string &name)
Outputs a message to the user reporting that a slider was ignored.
Definition mayaNodeTree.cxx:530
MayaNodeTree::get_egg_table
EggTable * get_egg_table(MayaNodeDesc *node_desc)
Returns the EggTable corresponding to the joint for the indicated node.
Definition mayaNodeTree.cxx:457
MayaNodeTree::tag_selected
bool tag_selected()
Tags the just the selected hierarchy for conversion, or the entire hierarchy if nothing is selected.
Definition mayaNodeTree.cxx:198
MayaNodeTree::get_num_nodes
int get_num_nodes() const
Returns the total number of nodes in the hierarchy, not counting the root node.
Definition mayaNodeTree.cxx:257
MayaNodeTree::clear_egg
void clear_egg(EggData *egg_data, EggGroupNode *egg_root, EggGroupNode *skeleton_node, EggGroupNode *morph_node)
Removes all of the references to generated egg structures from the tree, and prepares the tree for ge...
Definition mayaNodeTree.cxx:290
MayaNodeTree::get_blend_desc
MayaBlendDesc * get_blend_desc(int n) const
Returns the nth MayaBlendDesc object discovered in the tree.
Definition mayaNodeTree.cxx:567
MayaNodeTree::tag_joint_named
bool tag_joint_named(const GlobPattern &glob)
Tags nodes matching the indicated glob (and all of their children) for conversion.
Definition mayaNodeTree.cxx:124
MayaNodeTree::add_blend_desc
MayaBlendDesc * add_blend_desc(MayaBlendDesc *blend_desc)
Adds the indicated MayaBlendDesc object to the list of blends collected so far.
Definition mayaNodeTree.cxx:548
MayaNodeTree::get_egg_slider
EggSAnimData * get_egg_slider(MayaBlendDesc *blend_desc)
Returns the anim table corresponding to the slider for the indicated blend.
Definition mayaNodeTree.cxx:501
MayaNodeTree::build_hierarchy
bool build_hierarchy()
Walks through the complete Maya hierarchy but does not tag any nodes for conversion.
Definition mayaNodeTree.cxx:70
MayaNodeTree::untag_named
bool untag_named(const GlobPattern &glob)
Un-tags nodes matching the indicated glob (and all of their children) for conversion.
Definition mayaNodeTree.cxx:176
MayaNodeTree::get_num_blend_descs
int get_num_blend_descs() const
Returns the number of unique MayaBlendDesc objects (and hence the number of morph sliders) discovered...
Definition mayaNodeTree.cxx:559
MayaNodeTree::tag_all
void tag_all()
Tags the entire hierarchy for conversion.
Definition mayaNodeTree.cxx:144
MayaToEggConverter
This class supervises the construction of an EggData structure from a single Maya file,...
Definition mayaToEggConverter.h:52
ov_set
A specialization of ordered_vector that emulates a standard STL set: one copy of each element is allo...
Definition ordered_vector.h:269
globPattern.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
indirectCompareNames.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
mayaBlendDesc.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
mayaNodeDesc.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
ordered_vector.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
pandatoolbase.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
pmap.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
pset.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.