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Modernize Semaphore

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- Based on C++11's `mutex` and `condition_variable`
- No more need to allocate-deallocate or check for null
- No pointer anymore, just a member variable
- Platform-specific implementations no longer needed
- Simpler for `NO_THREADS`
This commit is contained in:
Pedro J. Estébanez
2021-02-18 11:58:08 +01:00
parent 4ddcdc031b
commit 8f6a636ae7
37 changed files with 99 additions and 836 deletions
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servers/visual/visual_server_scene.cpp
+3 -5
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@@ -2711,7 +2711,7 @@ void VisualServerScene::_gi_probe_bake_thread() {
while (true) {
probe_bake_sem->wait();
probe_bake_sem.wait();
if (probe_bake_thread_exit) {
break;
}
@@ -3410,7 +3410,7 @@ void VisualServerScene::render_probes() {
probe->dynamic.updating_stage = GI_UPDATE_STAGE_LIGHTING;
probe_bake_list.push_back(instance_probe);
probe_bake_mutex.unlock();
probe_bake_sem->post();
probe_bake_sem.post();
#else
@@ -3683,7 +3683,6 @@ VisualServerScene *VisualServerScene::singleton = NULL;
VisualServerScene::VisualServerScene() {
#ifndef NO_THREADS
probe_bake_sem = Semaphore::create();
probe_bake_thread = Thread::create(_gi_probe_bake_threads, this);
probe_bake_thread_exit = false;
#endif
@@ -3697,9 +3696,8 @@ VisualServerScene::~VisualServerScene() {
#ifndef NO_THREADS
probe_bake_thread_exit = true;
probe_bake_sem->post();
probe_bake_sem.post();
Thread::wait_to_finish(probe_bake_thread);
memdelete(probe_bake_thread);
memdelete(probe_bake_sem);
#endif
}