gsAABB.h

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# pragma once
 
namespace gismo {
 
template<short_t d, class Z = index_t>
struct gsAABB
{
public:
    typedef gsVector<Z, d> point;
 
    gsAABB(const point & low, const point & upp, index_t lvl)
    :
    first(low), second(upp), level(lvl)
    { }
 
    gsAABB(const point & low, const point & upp)
    :
    gsAABB(low, upp, -1)
    { }
 
    gsAABB(const point & upp)
    :
    second(upp), level(-1)
    {
        first.setZero();
    }
 
    gsAABB()
    :
    level(-1)
    {
        first.setZero();
        second.setZero();
    }
 
    gsAABB( const gsAABB<d,Z>& other )
    {
        operator=(other);
    }
 
    gsAABB( gsAABB<d,Z>&& other )
    {
        operator=(give(other));
    }
 
    gsAABB<d,Z>& operator= ( const gsAABB<d,Z>& other )
    {
        if (this!=&other)
        {
            first  = other.first;
            second = other.second;
            level  = other.level;
        }
        return *this;
    }
 
    gsAABB<d,Z>& operator= ( gsAABB<d,Z>&& other )
    {
        first  = give(other.first);
        second = give(other.second);
        level  = give(other.level);
        return *this;
    }
 
public:
 
    point first;
    point second;
 
    index_t level;
 
    // see http://eigen.tuxfamily.org/dox-devel/group__TopicStructHavingEigenMembers.html
#   define Eigen gsEigen
    EIGEN_MAKE_ALIGNED_OPERATOR_NEW
#   undef Eigen
};
 
} // namespace gismo