godot/drivers/windows/thread_windows.cpp
2017-08-07 18:24:35 +07:00

104 lines
3.8 KiB
C++

/*************************************************************************/
/* thread_windows.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 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. */
/*************************************************************************/
#include "thread_windows.h"
#if defined(WINDOWS_ENABLED) && !defined(UWP_ENABLED)
#include "os/memory.h"
Thread::ID ThreadWindows::get_id() const {
return id;
}
Thread *ThreadWindows::create_thread_windows() {
return memnew(ThreadWindows);
}
DWORD ThreadWindows::thread_callback(LPVOID userdata) {
ThreadWindows *t = reinterpret_cast<ThreadWindows *>(userdata);
ScriptServer::thread_enter(); //scripts may need to attach a stack
t->id = (ID)GetCurrentThreadId(); // must implement
t->callback(t->user);
ScriptServer::thread_exit();
return 0;
}
Thread *ThreadWindows::create_func_windows(ThreadCreateCallback p_callback, void *p_user, const Settings &) {
ThreadWindows *tr = memnew(ThreadWindows);
tr->callback = p_callback;
tr->user = p_user;
tr->handle = CreateThread(
NULL, // default security attributes
0, // use default stack size
thread_callback, // thread function name
tr, // argument to thread function
0, // use default creation flags
NULL); // returns the thread identifier
return tr;
}
Thread::ID ThreadWindows::get_thread_id_func_windows() {
return (ID)GetCurrentThreadId(); //must implement
}
void ThreadWindows::wait_to_finish_func_windows(Thread *p_thread) {
ThreadWindows *tp = static_cast<ThreadWindows *>(p_thread);
ERR_FAIL_COND(!tp);
WaitForSingleObject(tp->handle, INFINITE);
CloseHandle(tp->handle);
//`memdelete(tp);
}
void ThreadWindows::make_default() {
create_func = create_func_windows;
get_thread_id_func = get_thread_id_func_windows;
wait_to_finish_func = wait_to_finish_func_windows;
}
ThreadWindows::ThreadWindows() {
handle = NULL;
}
ThreadWindows::~ThreadWindows() {
}
#endif