doc/v620/mt301__TTaskGroupSimple_8C.html

void workItem0()

{

   printf("Running workItem0...\n");

}


void mt301_TTaskGroupSimple()

{


   ROOT::EnableImplicitMT(4);


   // Create the task group and give work to it

   ROOT::Experimental::TTaskGroup tg;


   tg.Run(workItem0);

   tg.Run([]() { printf("Running workItem1...\n"); });


   printf("Running something in the \"main\" thread\n");


   // Wait until all items are complete

   tg.Wait();


   printf("All work completed.\n");

}

ROOT::Experimental::TTaskGroup
A class to manage the asynchronous execution of work items.
Definition: TTaskGroup.hxx:21

ROOT::Experimental::TTaskGroup::Run
void Run(const std::function< void(void)> &closure)
Add to the group an item of work which will be ran asynchronously.
Definition: TTaskGroup.cxx:107

ROOT::Experimental::TTaskGroup::Wait
void Wait()
Wait until all submitted items of work are completed.
Definition: TTaskGroup.cxx:122

ROOT::EnableImplicitMT
void EnableImplicitMT(UInt_t numthreads=0)
Enable ROOT's implicit multi-threading for all objects and methods that provide an internal paralleli...
Definition: TROOT.cxx:580