Register only spikes actually sent with weight_recorder

models/bernoulli_synapse.h

@@ -154,34 +154,25 @@ class bernoulli_synapse : public Connection< targetidentifierT >
     ConnectionBase::check_connection_( dummy_target, s, t, receptor_type );
   }
 
-  void
+  bool
   send( Event& e, size_t t, const CommonSynapseProperties& )
   {
     SpikeEvent e_spike = static_cast< SpikeEvent& >( e );
 
-    const unsigned long n_spikes_in = e_spike.get_multiplicity();
-    unsigned long n_spikes_out = 0;
+    assert( e_spike.get_multiplicity() == 1 );
 
-    for ( unsigned long n = 0; n < n_spikes_in; ++n )
-    {
-      if ( get_vp_specific_rng( t )->drand() < p_transmit_ )
-      {
-        ++n_spikes_out;
-      }
-    }
+    const bool send_spike = get_vp_specific_rng( t )->drand() < p_transmit_;
 
-    if ( n_spikes_out > 0 )
+    if ( send_spike )
     {
-      e_spike.set_multiplicity( n_spikes_out );
       e.set_weight( weight_ );
       e.set_delay_steps( get_delay_steps() );
       e.set_receiver( *get_target( t ) );
       e.set_rport( get_rport() );
       e();
     }
 
-    // Resets multiplicity for consistency
-    e_spike.set_multiplicity( n_spikes_in );
+    return send_spike;
   }
 
   void get_status( DictionaryDatum& d ) const;

models/clopath_synapse.h

@@ -167,7 +167,7 @@ class clopath_synapse : public Connection< targetidentifierT >
    * \param e The event to send
    * \param cp common properties of all synapses (empty).
    */
-  void send( Event& e, size_t t, const CommonSynapseProperties& cp );
+  bool send( Event& e, size_t t, const CommonSynapseProperties& cp );
 
 
   class ConnTestDummyNode : public ConnTestDummyNodeBase
@@ -234,7 +234,7 @@ constexpr ConnectionModelProperties clopath_synapse< targetidentifierT >::proper
  * \param cp Common properties object, containing the stdp parameters.
  */
 template < typename targetidentifierT >
-inline void
+inline bool
 clopath_synapse< targetidentifierT >::send( Event& e, size_t t, const CommonSynapseProperties& )
 {
   double t_spike = e.get_stamp().get_ms();
@@ -279,6 +279,8 @@ clopath_synapse< targetidentifierT >::send( Event& e, size_t t, const CommonSyna
   x_bar_ = x_bar_ * std::exp( ( t_lastspike_ - t_spike ) / tau_x_ ) + 1.0 / tau_x_;
 
   t_lastspike_ = t_spike;
+
+  return true;
 }
 
 

models/cont_delay_synapse.h

@@ -147,7 +147,7 @@ class cont_delay_synapse : public Connection< targetidentifierT >
    * \param e The event to send
    * \param cp common properties of all synapses (empty).
    */
-  void send( Event& e, size_t t, const CommonSynapseProperties& cp );
+  bool send( Event& e, size_t t, const CommonSynapseProperties& cp );
 
   class ConnTestDummyNode : public ConnTestDummyNodeBase
   {
@@ -216,7 +216,7 @@ class cont_delay_synapse : public Connection< targetidentifierT >
  * \param p The port under which this connection is stored in the Connector.
  */
 template < typename targetidentifierT >
-inline void
+inline bool
 cont_delay_synapse< targetidentifierT >::send( Event& e, size_t t, const CommonSynapseProperties& )
 {
   e.set_receiver( *get_target( t ) );
@@ -241,6 +241,8 @@ cont_delay_synapse< targetidentifierT >::send( Event& e, size_t t, const CommonS
   e();
   // reset offset to original value
   e.set_offset( orig_event_offset );
+
+  return true;
 }
 
 template < typename targetidentifierT >

models/diffusion_connection.h

@@ -140,14 +140,16 @@ class diffusion_connection : public Connection< targetidentifierT >
    * \param e The event to send
    * \param p The port under which this connection is stored in the Connector.
    */
-  void
+  bool
   send( Event& e, size_t t, const CommonSynapseProperties& )
   {
     e.set_drift_factor( drift_factor_ );
     e.set_diffusion_factor( diffusion_factor_ );
     e.set_receiver( *get_target( t ) );
     e.set_rport( get_rport() );
     e();
+
+    return true;
   }
 
   void get_status( DictionaryDatum& d ) const;

models/gap_junction.h

@@ -131,13 +131,14 @@ class gap_junction : public Connection< targetidentifierT >
    * \param e The event to send
    * \param p The port under which this connection is stored in the Connector.
    */
-  void
+  bool
   send( Event& e, size_t t, const CommonSynapseProperties& )
   {
     e.set_weight( weight_ );
     e.set_receiver( *get_target( t ) );
     e.set_rport( get_rport() );
     e();
+    return true;
   }
 
   void get_status( DictionaryDatum& d ) const;

models/ht_synapse.h

@@ -153,7 +153,7 @@ class ht_synapse : public Connection< targetidentifierT >
    * \param e The event to send
    * \param cp Common properties to all synapses (empty).
    */
-  void send( Event& e, size_t t, const CommonSynapseProperties& cp );
+  bool send( Event& e, size_t t, const CommonSynapseProperties& cp );
 
   class ConnTestDummyNode : public ConnTestDummyNodeBase
   {
@@ -202,7 +202,7 @@ constexpr ConnectionModelProperties ht_synapse< targetidentifierT >::properties;
  * \param p The port under which this connection is stored in the Connector.
  */
 template < typename targetidentifierT >
-inline void
+inline bool
 ht_synapse< targetidentifierT >::send( Event& e, size_t t, const CommonSynapseProperties& )
 {
   // propagation t_lastspike -> t_spike, t_lastspike_ = 0 initially, p_ = 1
@@ -221,6 +221,8 @@ ht_synapse< targetidentifierT >::send( Event& e, size_t t, const CommonSynapsePr
   p_ *= ( 1 - delta_P_ );
 
   t_lastspike_ = t_spike;
+
+  return true;
 }
 
 template < typename targetidentifierT >

models/jonke_synapse.h

@@ -214,7 +214,7 @@ class jonke_synapse : public Connection< targetidentifierT >
    * \param e The event to send
    * \param cp common properties of all synapses (empty).
    */
-  void send( Event& e, size_t t, const JonkeCommonProperties& cp );
+  bool send( Event& e, size_t t, const JonkeCommonProperties& cp );
 
 
   class ConnTestDummyNode : public ConnTestDummyNodeBase
@@ -297,7 +297,7 @@ constexpr ConnectionModelProperties jonke_synapse< targetidentifierT >::properti
  * \param cp Common properties object, containing the stdp parameters.
  */
 template < typename targetidentifierT >
-inline void
+inline bool
 jonke_synapse< targetidentifierT >::send( Event& e, size_t t, const JonkeCommonProperties& cp )
 {
   // synapse STDP depressing/facilitation dynamics
@@ -347,6 +347,8 @@ jonke_synapse< targetidentifierT >::send( Event& e, size_t t, const JonkeCommonP
   Kplus_ = Kplus_ * std::exp( ( t_lastspike_ - t_spike ) / cp.tau_plus_ ) + 1.0;
 
   t_lastspike_ = t_spike;
+
+  return true;
 }
 
 

models/quantal_stp_synapse.h

@@ -156,7 +156,7 @@ class quantal_stp_synapse : public Connection< targetidentifierT >
    * \param e The event to send
    * \param cp Common properties to all synapses (empty).
    */
-  void send( Event& e, size_t t, const CommonSynapseProperties& cp );
+  bool send( Event& e, size_t t, const CommonSynapseProperties& cp );
 
   class ConnTestDummyNode : public ConnTestDummyNodeBase
   {
@@ -205,7 +205,7 @@ constexpr ConnectionModelProperties quantal_stp_synapse< targetidentifierT >::pr
  * \param cp Common properties object, containing the quantal_stp parameters.
  */
 template < typename targetidentifierT >
-inline void
+inline bool
 quantal_stp_synapse< targetidentifierT >::send( Event& e, size_t t, const CommonSynapseProperties& )
 {
   const double t_spike = e.get_stamp().get_ms();
@@ -225,7 +225,9 @@ quantal_stp_synapse< targetidentifierT >::send( Event& e, size_t t, const Common
     }
   }
 
-  if ( n_release > 0 )
+  const bool send_spike = n_release > 0;
+
+  if ( send_spike )
   {
     e.set_receiver( *get_target( t ) );
     e.set_weight( n_release * weight_ );
@@ -248,6 +250,8 @@ quantal_stp_synapse< targetidentifierT >::send( Event& e, size_t t, const Common
   }
 
   t_lastspike_ = t_spike;
+
+  return send_spike;
 }
 
 } // namespace

models/rate_connection_delayed.h

@@ -127,14 +127,16 @@ class rate_connection_delayed : public Connection< targetidentifierT >
    * \param e The event to send
    * \param p The port under which this connection is stored in the Connector.
    */
-  void
+  bool
   send( Event& e, size_t t, const CommonSynapseProperties& )
   {
     e.set_weight( weight_ );
     e.set_delay_steps( get_delay_steps() );
     e.set_receiver( *get_target( t ) );
     e.set_rport( get_rport() );
     e();
+
+    return true;
   }
 
   void get_status( DictionaryDatum& d ) const;

models/rate_connection_instantaneous.h

@@ -128,13 +128,14 @@ class rate_connection_instantaneous : public Connection< targetidentifierT >
    * \param e The event to send
    * \param p The port under which this connection is stored in the Connector.
    */
-  void
+  bool
   send( Event& e, size_t t, const CommonSynapseProperties& )
   {
     e.set_weight( weight_ );
     e.set_receiver( *get_target( t ) );
     e.set_rport( get_rport() );
     e();
+    return true;
   }
 
   void get_status( DictionaryDatum& d ) const;

models/sic_connection.h

@@ -112,14 +112,16 @@ class sic_connection : public Connection< targetidentifierT >
    * \param e The event to send
    * \param p The port under which this connection is stored in the Connector.
    */
-  void
+  bool
   send( Event& e, size_t t, const CommonSynapseProperties& )
   {
     e.set_weight( weight_ );
     e.set_delay_steps( get_delay_steps() );
     e.set_receiver( *get_target( t ) );
     e.set_rport( get_rport() );
     e();
+
+    return true;
   }
 
   void get_status( DictionaryDatum& d ) const;

models/static_synapse.h

@@ -157,14 +157,15 @@ class static_synapse : public Connection< targetidentifierT >
     ConnectionBase::check_connection_( dummy_target, s, t, receptor_type );
   }
 
-  void
+  bool
   send( Event& e, const size_t tid, const CommonSynapseProperties& )
   {
     e.set_weight( weight_ );
     e.set_delay_steps( get_delay_steps() );
     e.set_receiver( *get_target( tid ) );
     e.set_rport( get_rport() );
     e();
+    return true;
   }
 
   void get_status( DictionaryDatum& d ) const;

models/static_synapse_hom_w.h

@@ -166,14 +166,16 @@ class static_synapse_hom_w : public Connection< targetidentifierT >
    * \param tid Thread ID of the target
    * \param cp Common properties-object of the synapse
    */
-  void
+  bool
   send( Event& e, const size_t tid, const CommonPropertiesHomW& cp )
   {
     e.set_weight( cp.get_weight() );
     e.set_delay_steps( get_delay_steps() );
     e.set_receiver( *get_target( tid ) );
     e.set_rport( get_rport() );
     e();
+
+    return true;
   }
 
   void

models/stdp_dopamine_synapse.h

@@ -249,7 +249,7 @@ class stdp_dopamine_synapse : public Connection< targetidentifierT >
    * Send an event to the receiver of this connection.
    * \param e The event to send
    */
-  void send( Event& e, size_t t, const STDPDopaCommonProperties& cp );
+  bool send( Event& e, size_t t, const STDPDopaCommonProperties& cp );
 
   void trigger_update_weight( size_t t,
     const std::vector< spikecounter >& dopa_spikes,
@@ -523,7 +523,7 @@ stdp_dopamine_synapse< targetidentifierT >::depress_( double kminus, const STDPD
  * \param p The port under which this connection is stored in the Connector.
  */
 template < typename targetidentifierT >
-inline void
+inline bool
 stdp_dopamine_synapse< targetidentifierT >::send( Event& e, size_t t, const STDPDopaCommonProperties& cp )
 {
   Node* target = get_target( t );
@@ -572,6 +572,8 @@ stdp_dopamine_synapse< targetidentifierT >::send( Event& e, size_t t, const STDP
   Kplus_ = Kplus_ * std::exp( ( t_last_update_ - t_spike ) / cp.tau_plus_ ) + 1.0;
   t_last_update_ = t_spike;
   t_lastspike_ = t_spike;
+
+  return true;
 }
 
 template < typename targetidentifierT >

models/stdp_facetshw_synapse_hom.h

@@ -282,8 +282,7 @@ class stdp_facetshw_synapse_hom : public Connection< targetidentifierT >
    * Send an event to the receiver of this connection.
    * \param e The event to send
    */
-  void send( Event& e, size_t t, const STDPFACETSHWHomCommonProperties< targetidentifierT >& );
-
+  bool send( Event& e, size_t t, const STDPFACETSHWHomCommonProperties< targetidentifierT >& );
 
   class ConnTestDummyNode : public ConnTestDummyNodeBase
   {
@@ -407,7 +406,7 @@ stdp_facetshw_synapse_hom< targetidentifierT >::lookup_( unsigned int discrete_w
  * \param p The port under which this connection is stored in the Connector.
  */
 template < typename targetidentifierT >
-inline void
+inline bool
 stdp_facetshw_synapse_hom< targetidentifierT >::send( Event& e,
   size_t t,
   const STDPFACETSHWHomCommonProperties< targetidentifierT >& cp )
@@ -534,6 +533,8 @@ stdp_facetshw_synapse_hom< targetidentifierT >::send( Event& e,
   e();
 
   t_lastspike_ = t_spike;
+
+  return true;
 }
 } // of namespace nest
 

models/stdp_nn_pre_centered_synapse.h

@@ -179,8 +179,7 @@ class stdp_nn_pre_centered_synapse : public Connection< targetidentifierT >
    * \param e The event to send
    * \param cp common properties of all synapses (empty).
    */
-  void send( Event& e, size_t t, const CommonSynapseProperties& cp );
-
+  bool send( Event& e, size_t t, const CommonSynapseProperties& cp );
 
   class ConnTestDummyNode : public ConnTestDummyNodeBase
   {
@@ -249,7 +248,7 @@ constexpr ConnectionModelProperties stdp_nn_pre_centered_synapse< targetidentifi
  * \param cp Common properties object, containing the stdp parameters.
  */
 template < typename targetidentifierT >
-inline void
+inline bool
 stdp_nn_pre_centered_synapse< targetidentifierT >::send( Event& e, size_t t, const CommonSynapseProperties& )
 {
   // synapse STDP depressing/facilitation dynamics
@@ -316,6 +315,8 @@ stdp_nn_pre_centered_synapse< targetidentifierT >::send( Event& e, size_t t, con
   e();
 
   t_lastspike_ = t_spike;
+
+  return true;
 }