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Added static assert in distance for unsigned point types

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Alex Zolotarev 2011-01-19 01:55:36 +02:00 • committed by Alex Zolotarev
parent 6cc2831c2d
commit 9473e1fa1e
1 changed files with 7 additions and 0 deletions
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7
geometry/distance.hpp
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@ -1,12 +1,19 @@
#pragma once
#include "../base/base.hpp"
#include <boost/type_traits/is_unsigned.hpp>
// Similarly to namespace m2 - 2d math, this is a namespace for nd math.
namespace mn
{
template <typename PointT> class DistanceToLineSquare
{
private:
// we do not support unsigned points!!!
STATIC_ASSERT(std::numeric_limits<typename PointT::value_type>::is_signed);
public:
DistanceToLineSquare(PointT p0, PointT p1)
: m_P0(p0), m_P1(p1), m_D(m_P1 - m_P0), m_D2(DotProduct(m_D, m_D)), m_InvD2(1.0 / m_D2)