#include "block.h"
#include <complex>
using std::complex;


class ComplexGen :
      public Block
{
  private:
    OutPort < complex < double > > * out;
    Parameter < double > * omegaPar;
    Parameter < double > * phi0Par;
    double omega;
    double phi;


  public:
    ComplexGen(const Blockopt & blockopt) : Block(blockopt)
    {}


    void makeParameters()
    {
      omegaPar = new Parameter < double > (this, "omega", 2.*M_PI*1000./44100.);
      phi0Par = new Parameter < double > (this, "phi0", 0);
    }


    void makeIOPorts()
    {
      out = new OutPort < complex < double > > (this, "out", 1);
    }


    void initialize()
    {
      omega = omegaPar->value();
      phi = phi0Par->value();
    }


    void go()
    {
      out->write(complex < double > (cos(phi), sin(phi)));

      phi += omega;
      while (phi >= 2.*M_PI)
        phi -= 2. * M_PI;
    }
};


PUBLISH(ComplexGen);