Panda3D
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modelFlattenRequest.I
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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 modelFlattenRequest.I
10 * @author drose
11 * @date 2007-03-30
12 */
13
14/**
15 * Create a new ModelFlattenRequest, and add it to the loader via
16 * load_async(), to begin an asynchronous load.
17 */
20 AsyncTask(orig->get_name()),
21 _orig(orig)
22{
23}
24
25/**
26 * Returns the original, unflattened node.
27 */
29get_orig() const {
30 return _orig;
31}
32
33/**
34 * Returns true if this request has completed, false if it is still pending.
35 * When this returns true, you may retrieve the model loaded by calling
36 * result().
37 * Equivalent to `req.done() and not req.cancelled()`.
38 * @see done()
39 */
41is_ready() const {
42 return (FutureState)AtomicAdjust::get(_future_state) == FS_finished;
43}
44
45/**
46 * Returns the flattened copy of the model. It is an error to call this
47 * unless done() returns true.
48 * @deprecated Use result() instead.
49 */
51get_model() const {
52 nassertr_always(done(), nullptr);
53 return (PandaNode *)_result;
54}
bool done() const
Returns true if the future is done or has been cancelled.
Definition asyncFuture.I:29
This class represents a concrete task performed by an AsyncManager.
Definition asyncTask.h:32
static Integer get(const Integer &var)
Atomically retrieves the snapshot value of the indicated variable.
get_orig
Returns the original, unflattened node.
bool is_ready() const
Returns true if this request has completed, false if it is still pending.
PandaNode * get_model() const
Returns the flattened copy of the model.
ModelFlattenRequest(PandaNode *orig)
Create a new ModelFlattenRequest, and add it to the loader via load_async(), to begin an asynchronous...
A basic node of the scene graph or data graph.
Definition pandaNode.h:65