libcruft-util/geom/ops.hpp
Danny Robson f6056153e3 rename root namespace from util to cruft
This places, at long last, the core library code into the same namespace
as the extended library code.
2018-08-05 14:42:02 +10:00

95 lines
2.0 KiB
C++

/*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Copyright 2015-2018 Danny Robson <danny@nerdcruft.net>
*/
#ifndef __UTIL_GEOM_OPS_HPP
#define __UTIL_GEOM_OPS_HPP
#include "./fwd.hpp"
#include "../point.hpp"
#include <type_traits>
///////////////////////////////////////////////////////////////////////////////
namespace cruft::geom {
template <
size_t S,
typename T,
template <size_t,typename> class A,
template <size_t,typename> class B
>
bool
intersects (A<S,T>, B<S,T>);
template <
size_t S,
typename T,
template <size_t,typename> class A,
template <size_t,typename> class B
>
T
distance2 (A<S,T>, B<S,T>);
// disable distance for point-point arguments given it's already
// explicitly specified in the point header.
template <
size_t S,
typename T,
template <size_t,typename> class A,
template <size_t,typename> class B,
typename = std::enable_if_t<
!std::is_same_v<cruft::point<S,T>, A> &&
!std::is_same_v<cruft::point<S,T>, B>
>
>
T
distance (A<S,T>, B<S,T>);
template <
size_t S,
typename T,
template <size_t,typename> class K
>
aabb<S,T>
bounds (K<S,T>);
template <
size_t S,
typename T,
template <size_t,typename> class K
>
T
diameter (K<S,T>);
template <
size_t S,
typename T,
template <size_t,typename> class K
>
point<S,T>
closest (K<S,T>, point<S,T>);
template <
size_t S,
typename T,
template <size_t,typename> class K
>
vector<S,T>
magnitude (K<S,T>);
template <
size_t S,
typename T,
template <size_t,typename> class K
>
K<S,T>
scale (K<S,T>, T);
}
#endif