85 lines
3.4 KiB
C++
85 lines
3.4 KiB
C++
/*************************************************************************/
|
|
/* thread.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/*************************************************************************/
|
|
|
|
#ifndef THREAD_H
|
|
#define THREAD_H
|
|
|
|
#include "core/typedefs.h"
|
|
#include "core/ustring.h"
|
|
|
|
/**
|
|
@author Juan Linietsky <reduzio@gmail.com>
|
|
*/
|
|
|
|
typedef void (*ThreadCreateCallback)(void *p_userdata);
|
|
|
|
class Thread {
|
|
public:
|
|
enum Priority {
|
|
|
|
PRIORITY_LOW,
|
|
PRIORITY_NORMAL,
|
|
PRIORITY_HIGH
|
|
};
|
|
|
|
struct Settings {
|
|
|
|
Priority priority;
|
|
Settings() { priority = PRIORITY_NORMAL; }
|
|
};
|
|
|
|
typedef uint64_t ID;
|
|
|
|
protected:
|
|
static Thread *(*create_func)(ThreadCreateCallback p_callback, void *, const Settings &);
|
|
static ID (*get_thread_id_func)();
|
|
static void (*wait_to_finish_func)(Thread *);
|
|
static Error (*set_name_func)(const String &);
|
|
|
|
friend class Main;
|
|
|
|
static ID _main_thread_id;
|
|
|
|
Thread();
|
|
|
|
public:
|
|
virtual ID get_id() const = 0;
|
|
|
|
static Error set_name(const String &p_name);
|
|
_FORCE_INLINE_ static ID get_main_id() { return _main_thread_id; } ///< get the ID of the main thread
|
|
static ID get_caller_id(); ///< get the ID of the caller function ID
|
|
static void wait_to_finish(Thread *p_thread); ///< waits until thread is finished, and deallocates it.
|
|
static Thread *create(ThreadCreateCallback p_callback, void *p_user, const Settings &p_settings = Settings()); ///< Static function to create a thread, will call p_callback
|
|
|
|
virtual ~Thread();
|
|
};
|
|
|
|
#endif
|