branching_number.h

// Description: Branching number computation
// Documentation: branching_number.txt

#ifndef PASTELGFX_BRANCHING_NUMBER_H
#define PASTELGFX_BRANCHING_NUMBER_H

#include "pastel/sys/mytypes.h"
#include "pastel/sys/array.h"

namespace Pastel
{

    //! Computes the branching number of each pixel.
    /*!
   Time complexity: linear
   Exception safety: strong
   */
    void branchingNumber(
        const Array<bool, 2>& image,
        Array<int32, 2>& numberImage);

    integer branchingNumber(
        const Array<bool, 2>& image,
        integer x, integer y);

    uint32 branchingMask(
        const Array<bool, 2>& image,
        integer x, integer y);

}

#include "pastel/gfx/image_processing/branching_number.hpp"

#endif