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137 output(std::ostream &out)
const {
138 out << get_type() <<
" " << get_name() <<
": ";
139 AnimInterface::output(out);
157 AnimInterface::write_datagram(manager, dg);
172 node->fillin(scan, manager);
183 SelectiveChildNode::fillin(scan, manager);
184 AnimInterface::fillin(scan, manager);
virtual int get_num_frames() const
Returns the number of frames in the animation.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
A base class for nodes like LODNode and SequenceNode that select only one visible child at a time.
virtual bool cull_callback(CullTraverser *trav, CullTraverserData &data)
This function will be called during the cull traversal to perform any additional operations that shou...
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
A class to retrieve the individual data elements previously stored in a Datagram.
This is the fundamental interface for extracting binary objects from a Bam file, as generated by a Ba...
This is the fundamental interface for writing binary objects to a Bam file, to be extracted later by ...
This object performs a depth-first traversal of the scene graph, with optional view-frustum culling,...
virtual bool safe_to_combine() const
Returns true if it is generally safe to combine this particular kind of PandaNode with other kinds of...
static WritableFactory * get_factory()
Returns the global WritableFactory for generating TypedWritable objects.
Base class for objects that can be written to and read from Bam files.
An ordered list of data elements, formatted in memory for transmission over a socket or writing to a ...
virtual void write_datagram(BamWriter *manager, Datagram &dg)
Writes the contents of this object to the datagram for shipping out to a Bam file.
TypeHandle is the identifier used to differentiate C++ class types.
virtual void write_datagram(BamWriter *manager, Datagram &dg)
Writes the contents of this object to the datagram for shipping out to a Bam file.
An instance of this class is passed to the Factory when requesting it to do its business and construc...
virtual bool safe_to_combine_children() const
Returns true if it is generally safe to combine the children of this PandaNode with each other.
virtual int get_visible_child() const
Returns the index number of the currently visible child of this node.
This collects together the pieces of data that are accumulated for each node while walking the scene ...
A node that automatically cycles through rendering each one of its children according to its frame ra...
virtual PandaNode * make_copy() const
Returns a newly-allocated Node that is a shallow copy of this one.
This is the fundamental interface for things that have a play/loop/stop type interface for frame-base...
void register_factory(TypeHandle handle, CreateFunc *func, void *user_data=nullptr)
Registers a new kind of thing the Factory will be able to create.
virtual int get_first_visible_child() const
Returns the index number of the first visible child of this node, or a number >= get_num_children() i...
get_num_children
Returns the number of child nodes this node has.
A basic node of the scene graph or data graph.
void parse_params(const FactoryParams ¶ms, DatagramIterator &scan, BamReader *&manager)
Takes in a FactoryParams, passed from a WritableFactory into any TypedWritable's make function,...
virtual bool has_single_child_visibility() const
Should be overridden by derived classes to return true if this kind of node has the special property ...
get_frame
Returns the current integer frame number.
static void register_with_read_factory()
Tells the BamReader how to create objects of type SequenceNode.