diff options
Diffstat (limited to 'src/mbgl/actor/scheduler.cpp')
-rw-r--r-- | src/mbgl/actor/scheduler.cpp | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/mbgl/actor/scheduler.cpp b/src/mbgl/actor/scheduler.cpp index d7cdb2737b..cb0c7728ec 100644 --- a/src/mbgl/actor/scheduler.cpp +++ b/src/mbgl/actor/scheduler.cpp @@ -1,8 +1,11 @@ #include <mbgl/actor/scheduler.hpp> #include <mbgl/util/thread_local.hpp> +#include <mbgl/util/thread_pool.hpp> namespace mbgl { - + +util::ThreadLocal<Scheduler> g_currentScheduler; + static auto& current() { static util::ThreadLocal<Scheduler> scheduler; return scheduler; @@ -16,4 +19,19 @@ Scheduler* Scheduler::GetCurrent() { return current().get(); } +// static +std::shared_ptr<Scheduler> Scheduler::GetBackground() { + static std::weak_ptr<Scheduler> weak; + static std::mutex mtx; + + std::lock_guard<std::mutex> lock(mtx); + std::shared_ptr<Scheduler> scheduler = weak.lock(); + + if (!scheduler) { + weak = scheduler = std::make_shared<ThreadPool>(4); + } + + return scheduler; +} + } //namespace mbgl |