Intel(R) Threading Building Blocks Doxygen Documentation  version 4.2.3
tbb::flow::interface10::async_node< Input, Output, Policy, Allocator > Class Template Reference

Implements async node. More...

#include <flow_graph.h>

Inheritance diagram for tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >:
Collaboration diagram for tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >:

Classes

class  receiver_gateway_impl
 
struct  try_put_functor
 

Public Types

typedef Input input_type
 
typedef Output output_type
 
typedef receiver< input_typereceiver_type
 
typedef receiver_type::predecessor_type predecessor_type
 
typedef sender< output_type >::successor_type successor_type
 
typedef receiver_gateway< output_typegateway_type
 
typedef internal::async_body_base< gateway_typeasync_body_base_type
 
typedef base_type::output_ports_type output_ports_type
 
- Public Types inherited from tbb::flow::interface10::multifunction_node< Input, tuple< Output >, Policy, Allocator >
typedef Input input_type
 
typedef null_type output_type
 
typedef internal::wrap_tuple_elements< N, internal::multifunction_output, tuple< Output > >::type output_ports_type
 
typedef internal::multifunction_input< input_type, output_ports_type, Policy, Allocator > input_impl_type
 
typedef internal::function_input_queue< input_type, Allocator > input_queue_type
 
- Public Types inherited from tbb::flow::interface10::internal::multifunction_input< Input, internal::wrap_tuple_elements< tbb::flow::tuple_size< tuple< Output > >::value, internal::multifunction_output, tuple< Output > >::type, Policy, Allocator >
typedef Input input_type
 
typedef internal::wrap_tuple_elements< tbb::flow::tuple_size< tuple< Output > >::value, internal::multifunction_output, tuple< Output > >::type output_ports_type
 
typedef multifunction_body< input_type, output_ports_typemultifunction_body_type
 
typedef multifunction_input< Input, internal::wrap_tuple_elements< tbb::flow::tuple_size< tuple< Output > >::value, internal::multifunction_output, tuple< Output > >::type, Policy, Allocator > my_class
 
typedef function_input_base< Input, Policy, Allocator, my_classbase_type
 
typedef function_input_queue< input_type, Allocator > input_queue_type
 
- Public Types inherited from tbb::flow::interface10::internal::function_input_base< Input, Policy, Allocator, multifunction_input< Input, internal::wrap_tuple_elements< tbb::flow::tuple_size< tuple< Output > >::value, internal::multifunction_output, tuple< Output > >::type, Policy, Allocator > >
typedef Input input_type
 The input type of this receiver. More...
 
typedef receiver< input_type >::predecessor_type predecessor_type
 
typedef predecessor_cache< input_type, null_mutexpredecessor_cache_type
 
typedef function_input_queue< input_type, Allocator > input_queue_type
 
typedef Allocator ::template rebind< input_queue_type >::other queue_allocator_type
 
- Public Types inherited from tbb::flow::interface10::receiver< Input >
typedef Input input_type
 The input type of this receiver. More...
 
typedef internal::async_helpers< Input >::filtered_type filtered_type
 
- Public Types inherited from tbb::flow::interface10::internal::untyped_receiver
typedef untyped_sender predecessor_type
 The predecessor type for this node. More...
 
- Public Types inherited from tbb::flow::interface10::sender< Output >
typedef Output output_type
 The output type of this sender. More...
 
typedef internal::async_helpers< Output >::filtered_type filtered_type
 
- Public Types inherited from tbb::flow::interface10::internal::untyped_sender
typedef untyped_receiver successor_type
 The successor type for this node. More...
 

Public Member Functions

template<typename Body >
 async_node (graph &g, size_t concurrency,)
 
 async_node (const async_node &other)
 
gateway_typegateway ()
 
bool register_successor (successor_type &r) __TBB_override
 Add a new successor to this node. More...
 
bool remove_successor (successor_type &r) __TBB_override
 Removes a successor from this node. More...
 
template<typename Body >
Body copy_function_object ()
 
- Public Member Functions inherited from tbb::flow::interface10::multifunction_node< Input, tuple< Output >, Policy, Allocator >
 multifunction_node (graph &g, size_t concurrency,)
 
 multifunction_node (const multifunction_node &other)
 
- Public Member Functions inherited from tbb::flow::interface10::graph_node
 graph_node (graph &g)
 
virtual ~graph_node ()
 
- Public Member Functions inherited from tbb::flow::interface10::internal::multifunction_input< Input, internal::wrap_tuple_elements< tbb::flow::tuple_size< tuple< Output > >::value, internal::multifunction_output, tuple< Output > >::type, Policy, Allocator >
 multifunction_input (graph &g, size_t max_concurrency,)
 
 multifunction_input (const multifunction_input &src)
 Copy constructor. More...
 
 ~multifunction_input ()
 
Body copy_function_object ()
 
taskapply_body_impl_bypass (const input_type &i)
 
output_ports_typeoutput_ports ()
 
- Public Member Functions inherited from tbb::flow::interface10::internal::function_input_base< Input, Policy, Allocator, multifunction_input< Input, internal::wrap_tuple_elements< tbb::flow::tuple_size< tuple< Output > >::value, internal::multifunction_output, tuple< Output > >::type, Policy, Allocator > >
 __TBB_STATIC_ASSERT (!((internal::has_policy< queueing, Policy >::value) &&(internal::has_policy< rejecting, Policy >::value)), "queueing and rejecting policies can't be specified simultaneously")
 
 function_input_base (graph &g, __TBB_FLOW_GRAPH_PRIORITY_ARG1(size_t max_concurrency, node_priority_t priority))
 Constructor for function_input_base. More...
 
 function_input_base (const function_input_base &src)
 Copy constructor. More...
 
virtual ~function_input_base ()
 Destructor. More...
 
tasktry_put_task (const input_type &t) __TBB_override
 Put item to successor; return task to run the successor if possible. More...
 
bool register_predecessor (predecessor_type &src) __TBB_override
 Adds src to the list of cached predecessors. More...
 
bool remove_predecessor (predecessor_type &src) __TBB_override
 Removes src from the list of cached predecessors. More...
 
- Public Member Functions inherited from tbb::flow::interface10::receiver< Input >
bool try_put (const typename internal::async_helpers< Input >::filtered_type &t)
 Put an item to the receiver. More...
 
bool try_put (const typename internal::async_helpers< Input >::async_type &t)
 
- Public Member Functions inherited from tbb::flow::interface10::internal::untyped_receiver
virtual ~untyped_receiver ()
 Destructor. More...
 
template<typename X >
bool try_put (const X &t)
 Put an item to the receiver. More...
 
- Public Member Functions inherited from tbb::flow::interface10::sender< Output >
virtual bool try_get (Output &)
 Request an item from the sender. More...
 
virtual bool try_reserve (Output &)
 Reserves an item in the sender. More...
 
- Public Member Functions inherited from tbb::flow::interface10::internal::untyped_sender
virtual ~untyped_sender ()
 
virtual bool try_release ()
 Releases the reserved item. More...
 
virtual bool try_consume ()
 Consumes the reserved item. More...
 

Protected Member Functions

void reset_node (reset_flags f) __TBB_override
 
- Protected Member Functions inherited from tbb::flow::interface10::multifunction_node< Input, tuple< Output >, Policy, Allocator >
void reset_node (reset_flags f) __TBB_override
 
- Protected Member Functions inherited from tbb::flow::interface10::internal::multifunction_input< Input, internal::wrap_tuple_elements< tbb::flow::tuple_size< tuple< Output > >::value, internal::multifunction_output, tuple< Output > >::type, Policy, Allocator >
void reset (reset_flags f)
 
- Protected Member Functions inherited from tbb::flow::interface10::internal::function_input_base< Input, Policy, Allocator, multifunction_input< Input, internal::wrap_tuple_elements< tbb::flow::tuple_size< tuple< Output > >::value, internal::multifunction_output, tuple< Output > >::type, Policy, Allocator > >
void reset_function_input_base (reset_flags f)
 
void reset_receiver (reset_flags f) __TBB_override
 put receiver back in initial state More...
 
graphgraph_reference () __TBB_override
 
tasktry_get_postponed_task (const input_type &i)
 
- Protected Member Functions inherited from tbb::flow::interface10::receiver< Input >
virtual tasktry_put_task_wrapper (const void *p, bool is_async) __TBB_override
 
- Protected Member Functions inherited from tbb::flow::interface10::internal::untyped_receiver
template<typename X >
tasktry_put_task (const X &t)
 
virtual bool is_continue_receiver ()
 
- Protected Member Functions inherited from tbb::flow::interface10::sender< Output >
virtual bool try_get_wrapper (void *p, bool is_async) __TBB_override
 
virtual bool try_reserve_wrapper (void *p, bool is_async) __TBB_override
 
- Protected Member Functions inherited from tbb::flow::interface10::internal::untyped_sender
template<typename X >
bool try_get (X &t)
 Request an item from the sender. More...
 
template<typename X >
bool try_reserve (X &t)
 Reserves an item in the sender. More...
 

Private Types

typedef multifunction_node< Input, tuple< Output >, Policy, Allocator > base_type
 
typedef internal::multifunction_input< Input, typename base_type::output_ports_type, Policy, Allocator > mfn_input_type
 

Private Member Functions

async_nodeself ()
 
bool try_put_impl (const Output &i)
 Implements gateway_type::try_put for an external activity to submit a message to FG. More...
 

Private Attributes

tbb::flow::interface10::async_node::receiver_gateway_impl my_gateway
 

Additional Inherited Members

- Static Public Attributes inherited from tbb::flow::interface10::internal::multifunction_input< Input, internal::wrap_tuple_elements< tbb::flow::tuple_size< tuple< Output > >::value, internal::multifunction_output, tuple< Output > >::type, Policy, Allocator >
static const int N
 
- Protected Attributes inherited from tbb::flow::interface10::graph_node
graphmy_graph
 
graph_nodenext
 
graph_nodeprev
 
- Protected Attributes inherited from tbb::flow::interface10::internal::multifunction_input< Input, internal::wrap_tuple_elements< tbb::flow::tuple_size< tuple< Output > >::value, internal::multifunction_output, tuple< Output > >::type, Policy, Allocator >
multifunction_body_typemy_body
 
multifunction_body_typemy_init_body
 
output_ports_type my_output_ports
 
- Protected Attributes inherited from tbb::flow::interface10::internal::function_input_base< Input, Policy, Allocator, multifunction_input< Input, internal::wrap_tuple_elements< tbb::flow::tuple_size< tuple< Output > >::value, internal::multifunction_output, tuple< Output > >::type, Policy, Allocator > >
graphmy_graph_ref
 
const size_t my_max_concurrency
 
size_t my_concurrency
 
input_queue_typemy_queue
 
predecessor_cache< input_type, null_mutexmy_predecessors
 
- Static Protected Attributes inherited from tbb::flow::interface10::multifunction_node< Input, tuple< Output >, Policy, Allocator >
static const int N
 

Detailed Description

template<typename Input, typename Output, typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
class tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >

Implements async node.

Definition at line 3513 of file flow_graph.h.

Member Typedef Documentation

◆ async_body_base_type

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
typedef internal::async_body_base<gateway_type> tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::async_body_base_type

Definition at line 3524 of file flow_graph.h.

◆ base_type

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
typedef multifunction_node< Input, tuple< Output >, Policy, Allocator > tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::base_type
private

Definition at line 3514 of file flow_graph.h.

◆ gateway_type

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
typedef receiver_gateway<output_type> tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::gateway_type

Definition at line 3523 of file flow_graph.h.

◆ input_type

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
typedef Input tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::input_type

Definition at line 3518 of file flow_graph.h.

◆ mfn_input_type

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
typedef internal::multifunction_input<Input, typename base_type::output_ports_type, Policy, Allocator> tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::mfn_input_type
private

Definition at line 3515 of file flow_graph.h.

◆ output_ports_type

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
typedef base_type::output_ports_type tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::output_ports_type

Definition at line 3525 of file flow_graph.h.

◆ output_type

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
typedef Output tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::output_type

Definition at line 3519 of file flow_graph.h.

◆ predecessor_type

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
typedef receiver_type::predecessor_type tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::predecessor_type

Definition at line 3521 of file flow_graph.h.

◆ receiver_type

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
typedef receiver<input_type> tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::receiver_type

Definition at line 3520 of file flow_graph.h.

◆ successor_type

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
typedef sender<output_type>::successor_type tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::successor_type

Definition at line 3522 of file flow_graph.h.

Constructor & Destructor Documentation

◆ async_node() [1/2]

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
template<typename Body >
tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::async_node ( graph g,
size_t  concurrency 
)
inline

Definition at line 3584 of file flow_graph.h.

3587  : base_type(
3588  g, concurrency,
3589  internal::async_body<Input, typename base_type::output_ports_type, gateway_type, Body>
3590  (body, &my_gateway) __TBB_FLOW_GRAPH_PRIORITY_ARG0(priority) ), my_gateway(self()) {
3591  tbb::internal::fgt_multioutput_node_with_body<1>(
3592  tbb::internal::FLOW_ASYNC_NODE,
3593  &this->my_graph, static_cast<receiver<input_type> *>(this),
3594  this->output_ports(), this->my_body
3595  );
3596  }
tbb::flow::interface10::async_node::receiver_gateway_impl my_gateway
multifunction_node< Input, tuple< Output >, Policy, Allocator > base_type
Definition: flow_graph.h:3514
#define __TBB_FLOW_GRAPH_PRIORITY_ARG0(priority)
concurrency
An enumeration the provides the two most common concurrency levels: unlimited and serial...
Definition: flow_graph.h:84

◆ async_node() [2/2]

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::async_node ( const async_node< Input, Output, Policy, Allocator > &  other)
inline

Definition at line 3598 of file flow_graph.h.

3598  : base_type(other), sender<Output>(), my_gateway(self()) {
3599  static_cast<async_body_base_type*>(this->my_body->get_body_ptr())->set_gateway(&my_gateway);
3600  static_cast<async_body_base_type*>(this->my_init_body->get_body_ptr())->set_gateway(&my_gateway);
3601 
3602  tbb::internal::fgt_multioutput_node_with_body<1>( tbb::internal::FLOW_ASYNC_NODE,
3603  &this->my_graph, static_cast<receiver<input_type> *>(this),
3604  this->output_ports(), this->my_body );
3605  }
tbb::flow::interface10::async_node::receiver_gateway_impl my_gateway
multifunction_node< Input, tuple< Output >, Policy, Allocator > base_type
Definition: flow_graph.h:3514
internal::async_body_base< gateway_type > async_body_base_type
Definition: flow_graph.h:3524

Member Function Documentation

◆ copy_function_object()

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
template<typename Body >
Body tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::copy_function_object ( )
inline

Definition at line 3630 of file flow_graph.h.

References __TBB_override.

3630  {
3632  typedef internal::async_body<Input, typename base_type::output_ports_type, gateway_type, Body> async_body_type;
3633  mfn_body_type &body_ref = *this->my_body;
3634  async_body_type ab = *static_cast<async_body_type*>(dynamic_cast< internal::multifunction_body_leaf<input_type, typename base_type::output_ports_type, async_body_type> & >(body_ref).get_body_ptr());
3635  return ab.get_body();
3636  }
leaf for multifunction. OutputSet can be a std::tuple or a vector.
function_body that takes an Input and a set of output ports

◆ gateway()

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
gateway_type& tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::gateway ( )
inline

Definition at line 3607 of file flow_graph.h.

References __TBB_override, and tbb::internal::fgt_multioutput_node_desc().

3607  {
3608  return my_gateway;
3609  }
tbb::flow::interface10::async_node::receiver_gateway_impl my_gateway
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◆ register_successor()

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
bool tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::register_successor ( successor_type r)
inlinevirtual

Add a new successor to this node.

Implements tbb::flow::interface10::internal::untyped_sender.

Definition at line 3620 of file flow_graph.h.

3620  {
3621  return internal::output_port<0>(*this).register_successor(r);
3622  }

◆ remove_successor()

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
bool tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::remove_successor ( successor_type r)
inlinevirtual

Removes a successor from this node.

Implements tbb::flow::interface10::internal::untyped_sender.

Definition at line 3625 of file flow_graph.h.

3625  {
3626  return internal::output_port<0>(*this).remove_successor(r);
3627  }

◆ reset_node()

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
void tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::reset_node ( reset_flags  f)
inlineprotectedvirtual

Implements tbb::flow::interface10::graph_node.

Definition at line 3665 of file flow_graph.h.

◆ self()

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
async_node* tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::self ( )
inlineprivate

Definition at line 3563 of file flow_graph.h.

3563 { return this; }

◆ try_put_impl()

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
bool tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::try_put_impl ( const Output &  i)
inlineprivate

Implements gateway_type::try_put for an external activity to submit a message to FG.

Definition at line 3566 of file flow_graph.h.

References __TBB_ASSERT, tbb::task_list::empty(), tbb::flow::interface10::internal::enqueue_in_graph_arena(), tbb::internal::fgt_async_try_put_begin(), tbb::internal::fgt_async_try_put_end(), tbb::flow::interface10::internal::broadcast_cache< T, M >::gather_successful_try_puts(), tbb::task_list::pop_front(), and tbb::flow::interface10::internal::function_output< Output >::successors().

3566  {
3567  internal::multifunction_output<Output> &port_0 = internal::output_port<0>(*this);
3568  internal::broadcast_cache<output_type>& port_successors = port_0.successors();
3570  task_list tasks;
3571  bool is_at_least_one_put_successful = port_successors.gather_successful_try_puts(i, tasks);
3572  __TBB_ASSERT( is_at_least_one_put_successful || tasks.empty(),
3573  "Return status is inconsistent with the method operation." );
3574 
3575  while( !tasks.empty() ) {
3576  internal::enqueue_in_graph_arena(this->my_graph, tasks.pop_front());
3577  }
3578  tbb::internal::fgt_async_try_put_end(this, &port_0);
3579  return is_at_least_one_put_successful;
3580  }
bool gather_successful_try_puts(const T &t, task_list &tasks)
static void fgt_async_try_put_end(void *, void *)
A cache of successors that are broadcast to.
void enqueue_in_graph_arena(graph &g, tbb::task &arena_task)
Enqueues a task inside graph arena.
#define __TBB_ASSERT(predicate, comment)
No-op version of __TBB_ASSERT.
Definition: tbb_stddef.h:165
broadcast_cache_type & successors()
static void fgt_async_try_put_begin(void *, void *)
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Member Data Documentation

◆ my_gateway

template<typename Input , typename Output , typename Policy = queueing_lightweight, typename Allocator = cache_aligned_allocator<Input>>
tbb::flow::interface10::async_node::receiver_gateway_impl tbb::flow::interface10::async_node< Input, Output, Policy, Allocator >::my_gateway
private

The documentation for this class was generated from the following file:

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