MRHoleFillPlan.h

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#pragma once
#include <cassert>
#include <vector>
 
namespace MR
{
 

struct FillHoleItem
{
    int edgeCode1, edgeCode2;
};

struct FillHoleItemEdge
{
    int item = 0;
    bool sym = false;

    [[nodiscard]] int encode() const
    {
        assert( item >= 0 );
        return -( 2 * item + int( sym ) + 1 );
    }

    [[nodiscard]] static FillHoleItemEdge decode( int code )
    {
        assert( code < 0 );
        const int c = -( code + 1 );
        return { .item = c >> 1, .sym = ( c & 1 ) != 0 };
    }
};

struct HoleFillPlan
{
    std::vector<FillHoleItem> items;
    int numTris = 0;
};
 
}