PixFilt.h

# ifndef Conjecture_PixFilt_h
# define Conjecture_PixFilt_h Conjecture_PixFilt_h

// Insert SVN header substitution variable here
// Created by wade
// Class Champion: Unassigned

# include "Root.h"  // parent
# include <vector>

namespace Conjecture {
    class OptIm;
    
    class PixFilt : public Root {
      public:
        // Constructors/Destructors
        PixFilt(u1 yoffset);
        PixFilt::PixFilt(u1 yoffset, u1 mask1, int offset1);
        PixFilt::PixFilt(u1 yoffset, u1 mask1, int offset1, u1 mask2, int offset2);
        PixFilt::PixFilt(u1 yoffset, u1 mask1, int offset1, u1 mask2, int offset2, u1 mask3, int offset3);
        
        // Accessors
        inline const u2*       data()    const { return this->_data;    }
        inline const u1 &      rows()    const { return this->_rows;    }
        inline const u1 &      yoffset() const { return this->_yoffset; }
        
        // Input/Output
        
        // Interface
        void add(u1 mask, int offset);

        std::string str() const;

        u1 mask(u1 index)    const { return ((this->_data[index]) >> 8);       }
        int offset(u1 index) const { return ((this->_data[index] >> 4)&0xf)-8; }
        u1 size(u1 index)    const { return ((this->_data[index]) & 0xf);      }

        bool match(const std::vector<u4>& rows, u1 width, u1 x, u1 y);
        bool match(const OptIm& im, u1 x, u1 y);

        int filter(std::vector<u4>& im, u1 width, bool set = true);
        int filter(OptIm& im, bool set = true);

        static void test(int argc = 0, const char* argv[] = NULL);
        
      protected:
        // Accessors
        inline void rowsIs(const u1 & rows)       { this->_rows = rows; }
        inline void yoffsetIs(const u1 & yoffset) { this->_yoffset = yoffset; }
        
        // Methods 

        static int ffs(u1 val);
        
      private: 
        // Accessors
        inline u1  &  rowsRef()    { return this->_rows;    }
        inline u1  &  yoffsetRef() { return this->_yoffset; }
        
        // Methods 
        
        // State

        u1              _rows;

        u1              _yoffset;

        u2              _data[8];
    };
}

# endif // Conjecture_PixFilt_h

---