BData.h

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#ifndef BDATA_H
#define BDATA_H
//                                                                      //
// BData                                                                //
//                                                                      //
// bit data storage                                                     //
//                                                                      //
#include <string>
#include <sys/types.h>

namespace Pmm2
{

  class BData
  {
  public:
    BData();
    BData(const size_t nbits,const u_int32_t *data);
    virtual ~BData(); // {}
    
    void Clear();
    void Set(const  size_t nbits, const u_int32_t *data);

    void    Print() const;  // to show the list of active bits

    //----- Optimized getters    
    // Bit
    u_int32_t operator()(size_t i) const;
    // Slise
    u_int32_t operator()(size_t i,size_t j) const;
    
    u_int32_t asGray(size_t i,size_t j) const;
    
  private:
    //    const u_int32_t *lptr;
    std::string ldata;
  };

} //namespace Pmm2

#endif
// Local Variables:
// mode: c++
// End: