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asyncTaskChain.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 asyncTaskChain.I
10 * @author drose
11 * @date 2006-08-23
12 */
13
14/**
15 * Returns true if the thread(s) have been started and are ready to service
16 * requests, false otherwise. If this is false, the next call to add() or
17 * add_and_do() will automatically start the threads.
18 */
19INLINE bool AsyncTaskChain::
20 is_started() const {
21 return (_state == S_started);
22}
23
24/**
25 * Returns the time at which the next sleeping thread will awaken, or -1 if
26 * there are no sleeping threads. Assumes the lock is already held.
27 */
28INLINE double AsyncTaskChain::
29do_get_next_wake_time() const {
30 if (!_sleeping.empty()) {
31 return _sleeping.front()->_wake_time;
32 }
33 return -1.0;
34}
35
36/**
37 * Returns the time at which the indicated thread will awaken. Assumes the
38 * lock is already held.
39 */
40INLINE double AsyncTaskChain::
41get_wake_time(AsyncTask *task) {
42 return task->_wake_time;
43}
AsyncTaskChain::is_started
bool is_started() const
Returns true if the thread(s) have been started and are ready to service requests,...
Definition asyncTaskChain.I:20
AsyncTask
This class represents a concrete task performed by an AsyncManager.
Definition asyncTask.h:32