156 lines
4.9 KiB
C++
156 lines
4.9 KiB
C++
/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file partGroup.h
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* @author drose
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* @date 1999-02-22
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*/
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#ifndef PARTGROUP_H
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#define PARTGROUP_H
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#include "pandabase.h"
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#include "typedWritableReferenceCount.h"
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#include "pointerTo.h"
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#include "namable.h"
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#include "typedef.h"
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#include "thread.h"
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#include "plist.h"
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#include "luse.h"
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class AnimControl;
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class AnimGroup;
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class PartBundle;
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class PartSubset;
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class BamReader;
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class FactoryParams;
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class BitArray;
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class CycleData;
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class TransformState;
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class PandaNode;
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class AnimChannelBase;
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/**
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* This is the base class for PartRoot and MovingPart. It defines a hierarchy
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* of MovingParts.
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*/
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class EXPCL_PANDA_CHAN PartGroup : public TypedWritableReferenceCount, public Namable {
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PUBLISHED:
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// This enum defines bits which may be passed into check_hierarchy() and
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// PartBundle::bind_anim() to allow an inexact match of channel hierarchies.
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// This specifies conditions that we don't care about enforcing.
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enum HierarchyMatchFlags {
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HMF_ok_part_extra = 0x01,
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HMF_ok_anim_extra = 0x02,
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HMF_ok_wrong_root_name = 0x04,
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};
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protected:
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// The default constructor is protected: don't try to create a PartGroup
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// without a parent. To create a PartGroup hierarchy, you must first create
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// a PartBundle, and use that as the parent of any subsequent children.
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INLINE PartGroup(const std::string &name = "");
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INLINE PartGroup(const PartGroup ©);
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PUBLISHED:
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// This is the normal PartGroup constructor.
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explicit PartGroup(PartGroup *parent, const std::string &name);
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virtual ~PartGroup();
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virtual bool is_character_joint() const;
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virtual PartGroup *make_copy() const;
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PartGroup *copy_subgraph() const;
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int get_num_children() const;
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PartGroup *get_child(int n) const;
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MAKE_SEQ(get_children, get_num_children, get_child);
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PartGroup *get_child_named(const std::string &name) const;
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PartGroup *find_child(const std::string &name) const;
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void sort_descendants();
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MAKE_SEQ_PROPERTY(children, get_num_children, get_child);
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bool apply_freeze(const TransformState *transform);
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virtual bool apply_freeze_matrix(const LVecBase3 &pos, const LVecBase3 &hpr, const LVecBase3 &scale);
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virtual bool apply_freeze_scalar(PN_stdfloat value);
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virtual bool apply_control(PandaNode *node);
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virtual bool clear_forced_channel();
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virtual AnimChannelBase *get_forced_channel() const;
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virtual void write(std::ostream &out, int indent_level) const;
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virtual void write_with_value(std::ostream &out, int indent_level) const;
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public:
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virtual TypeHandle get_value_type() const;
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bool check_hierarchy(const AnimGroup *anim,
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const PartGroup *parent,
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int hierarchy_match_flags = 0) const;
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virtual bool do_update(PartBundle *root, const CycleData *root_cdata,
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PartGroup *parent, bool parent_changed,
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bool anim_changed, Thread *current_thread);
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virtual void do_xform(const LMatrix4 &mat, const LMatrix4 &inv_mat);
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virtual void determine_effective_channels(const CycleData *root_cdata);
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protected:
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void write_descendants(std::ostream &out, int indent_level) const;
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void write_descendants_with_value(std::ostream &out, int indent_level) const;
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virtual void pick_channel_index(plist<int> &holes, int &next) const;
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virtual void bind_hierarchy(AnimGroup *anim, int channel_index,
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int &joint_index, bool is_included,
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BitArray &bound_joints,
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const PartSubset &subset);
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virtual void find_bound_joints(int &joint_index, bool is_included,
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BitArray &bound_joints,
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const PartSubset &subset);
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typedef pvector< PT(PartGroup) > Children;
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Children _children;
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public:
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static void register_with_read_factory();
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virtual void write_datagram(BamWriter* manager, Datagram &me);
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virtual int complete_pointers(TypedWritable **p_list,
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BamReader *manager);
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static TypedWritable *make_PartGroup(const FactoryParams ¶ms);
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protected:
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void fillin(DatagramIterator& scan, BamReader* manager);
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public:
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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public:
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static void init_type() {
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TypedWritableReferenceCount::init_type();
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register_type(_type_handle, "PartGroup",
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TypedWritableReferenceCount::get_class_type());
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}
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private:
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static TypeHandle _type_handle;
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friend class Character;
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friend class CharacterJointBundle;
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friend class PartBundle;
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};
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#include "partGroup.I"
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#endif
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