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	This applies our existing style guide, and adds a new rule to that style
guide for modular components such as platform ports and modules:
Includes from the platform port or module should be included with relative
paths (relative to the root folder of the modular component, e.g.
`platform/linuxbsd/`), in their own section before Godot's "core" includes.
The `api` and `export` subfolders also need to be handled as self-contained
(and thus use relative paths for their "local" includes) as they are all
compiled for each editor platform, without necessarily having the api/export
matching platform folder in the include path.
E.g. the Linux editor build will compile `platform/android/{api,export}/*.cpp`
and those need to use relative includes for it to work.
		
	
		
			
				
	
	
		
			84 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			84 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/**************************************************************************/
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/*  thread_jandroid.cpp                                                   */
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/**************************************************************************/
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/*                         This file is part of:                          */
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/*                             GODOT ENGINE                               */
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/*                        https://godotengine.org                         */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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/*                                                                        */
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/* Permission is hereby granted, free of charge, to any person obtaining  */
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/* a copy of this software and associated documentation files (the        */
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/* "Software"), to deal in the Software without restriction, including    */
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/* without limitation the rights to use, copy, modify, merge, publish,    */
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/* distribute, sublicense, and/or sell copies of the Software, and to     */
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/* permit persons to whom the Software is furnished to do so, subject to  */
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/* the following conditions:                                              */
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/*                                                                        */
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/* The above copyright notice and this permission notice shall be         */
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/* included in all copies or substantial portions of the Software.        */
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/*                                                                        */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
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/**************************************************************************/
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#include "thread_jandroid.h"
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#include "core/os/thread.h"
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#include <android/log.h>
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static JavaVM *java_vm = nullptr;
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static thread_local JNIEnv *env = nullptr;
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// The logic here need to improve, init_thread/term_tread are designed to work with Thread::callback
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// Calling init_thread from setup_android_thread and get_jni_env to setup an env we're keeping and not detaching
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// could cause issues on app termination.
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//
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// We should be making sure that any thread started calls a nice cleanup function when it's done,
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// especially now that we use many more threads.
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static void init_thread() {
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	if (env) {
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		// thread never detached! just keep using...
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		return;
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	}
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	java_vm->AttachCurrentThread(&env, nullptr);
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}
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static void term_thread() {
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	java_vm->DetachCurrentThread();
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	// this is no longer valid, must called init_thread to re-establish
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	env = nullptr;
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}
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void init_thread_jandroid(JavaVM *p_jvm, JNIEnv *p_env) {
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	java_vm = p_jvm;
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	env = p_env;
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	Thread::_set_platform_functions({ .init = init_thread, .term = &term_thread });
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}
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void setup_android_thread() {
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	if (!env) {
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		// !BAS! see remarks above
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		init_thread();
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	}
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}
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JNIEnv *get_jni_env() {
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	if (!env) {
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		// !BAS! see remarks above
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		init_thread();
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	}
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	return env;
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}
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