n_count.cc

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/* FEAT
copyright 2017 William La Cava
license: GNU/GPL v3
*/
#include "n_count.h"
        
namespace FT{
 
 
    namespace Pop{
        namespace Op{
 
            NodeCount::NodeCount()
            {
                name = "count";
                otype = 'f';
                arity['z'] = 1;
                complexity = 1;
            }
 
            #ifndef USE_CUDA 
            void NodeCount::evaluate(const Data& data, State& state)
            {
                ArrayXf tmp(state.z.top().first.size());
                int x;
                
                for(x = 0; x < state.z.top().first.size(); x++)
                    tmp(x) = limited(state.z.top().first[x]).cols();
                  
                state.z.pop();
                
                state.push<float>(tmp);
                
            }
            #else
            void NodeCount::evaluate(const Data& data, State& state)
            {
                
                 ArrayXf tmp(state.z.top().first.size());
                int x;
                
                for(x = 0; x < state.z.top().first.size(); x++)
                    tmp(x) = limited(state.z.top().first[x]).cols();
                  
                state.z.pop();
                
                GPU_Variable(state.dev_f, tmp.data(), state.idx[otype], state.N);
                
            }
            #endif
 
            void NodeCount::eval_eqn(State& state)
            {
                state.push<float>("count(" + state.zs.pop() + ")");
            }
            
            NodeCount*NodeCount::clone_impl() const { return new NodeCount(*this); }
             
            NodeCount* NodeCount::rnd_clone_impl() const { return new NodeCount(); }
        }
    }
}