1 // SPDX-License-Identifier: Apache-2.0
2 //
3 // Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au)
4 // Copyright 2008-2016 National ICT Australia (NICTA)
5 //
6 // Licensed under the Apache License, Version 2.0 (the "License");
7 // you may not use this file except in compliance with the License.
8 // You may obtain a copy of the License at
9 // http://www.apache.org/licenses/LICENSE-2.0
10 //
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
16 // ------------------------------------------------------------------------
17 
18 
19 //! \addtogroup fn_cross
20 //! @{
21 
22 
23 
24 //! cross product (only valid for 3 dimensional vectors)
25 template<typename T1, typename T2>
26 arma_warn_unused
27 inline
28 typename
29 enable_if2
30   <
31   is_arma_type<T1>::value && is_arma_type<T2>::value && is_same_type<typename T1::elem_type, typename T2::elem_type>::value,
32   const Glue<T1, T2, glue_cross>
33   >::result
cross(const T1 & X,const T2 & Y)34 cross(const T1& X, const T2& Y)
35   {
36   arma_extra_debug_sigprint();
37 
38   return Glue<T1, T2, glue_cross>(X, Y);
39   }
40 
41 
42 
43 //! @}
44