1// Copyright 2008-2022 Emil Dotchevski and Reverge Studios, Inc.
2
3// Distributed under the Boost Software License, Version 1.0. (See accompanying
4// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
5
6#ifdef BOOST_QVM_TEST_SINGLE_HEADER
7# include BOOST_QVM_TEST_SINGLE_HEADER
8#else
9# include <boost/qvm/vec_operations.hpp>
10# include <boost/qvm/vec.hpp>
11#endif
12
13#include "test_qvm_vector.hpp"
14#include "gold.hpp"
15
16namespace
17 {
18 template <class T,class U> struct same_type_tester;
19 template <class T> struct same_type_tester<T,T> { };
20 template <class T,class U> void test_same_type( T, U ) { same_type_tester<T,U>(); }
21
22 template <int Dim>
23 void
24 test()
25 {
26 using namespace boost::qvm::sfinae;
27 test_qvm::vector<V1,Dim> const x(42,1);
28 test_qvm::scalar_multiply_v(x.b,x.a,-1.0f);
29 test_same_type(x,-x);
30 {
31 test_qvm::vector<V1,Dim> y=-x;
32 BOOST_QVM_TEST_EQ(x.b,y.a);
33 }
34 {
35 test_qvm::vector<V1,Dim> y=-vref(x);
36 BOOST_QVM_TEST_EQ(x.b,y.a);
37 }
38 }
39 }
40
41int
42main()
43 {
44 test<2>();
45 test<3>();
46 test<4>();
47 test<5>();
48 return boost::report_errors();
49 }
50

source code of boost/libs/qvm/test/minus_v_test.cpp