Method autoResizeTestSet

source/MRMesh/MRBitSet.h:205–211

same as \ref autoResizeSet and returns previous value of pos-bit

    /// same as \ref autoResizeSet and returns previous value of pos-bit
    [[nodiscard]] bool autoResizeTestSet( size_t pos, bool val = true )
    {
        bool const b = test( pos );
        if ( b != val )
            autoResizeSet( pos, val );
        return b;
    }

    /// returns the amount of memory this object occupies on heap
    [[nodiscard]] size_t heapBytes() const { return capacity() / 8; }