Class Sum

testsuite/allocate.cpp:10–37

template< typename A, typename B, typename C > class Sum : public raft::kernel
{
public:
   Sum() : raft::kernel()
   {
      input.addPort< A >( "input_a" );
      input.addPort< B >( "input_b" );
      output.addPort< C  >( "sum" );
   }
   
   virtual raft::kstatus run()
   {
      A a;
      B b;
      raft::signal  sig_a( raft::none  ), sig_b( raft::none );
      input[ "input_a" ].pop( a, &sig_a );
      input[ "input_b" ].pop( b, &sig_b );
      assert( sig_a == sig_b );
      C c( a + b );
      output[ "sum" ].push( c , sig_a );
      if( sig_b == raft::eof )
      {
         return( raft::stop );
      }
      return( raft::proceed );
   }

};


int