1 //Copyright (c) 2008-2016 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 #include <boost/qvm/quat_operations.hpp>
7 #include <boost/qvm/quat.hpp>
8 #include "test_qvm_quaternion.hpp"
9 #include "gold.hpp"
10
11 namespace
12 {
13 void
test()14 test()
15 {
16 using namespace boost::qvm;
17 {
18 test_qvm::quaternion<Q1> a=rotx_quat(1.0f);
19 test_qvm::quaternion<Q1> b=rotx_quat(.5f);
20 test_qvm::quaternion<Q1> aa=slerp(a,b,0);
21 test_qvm::quaternion<Q1> bb=slerp(a,b,1);
22 BOOST_QVM_TEST_CLOSE(aa.a,a.a,0.0001f);
23 BOOST_QVM_TEST_CLOSE(bb.a,b.a,0.0001f);
24 }
25 for( float a1=0; a1<6.28f; a1+=0.3f )
26 {
27 test_qvm::quaternion<Q1> const qx1=rotx_quat(a1);
28 test_qvm::quaternion<Q1> const qy1=roty_quat(a1);
29 test_qvm::quaternion<Q1> const qz1=rotz_quat(a1);
30 for( float a2=0; a2<6.28f; a2+=0.05f )
31 {
32 test_qvm::quaternion<Q1> const qx2=rotx_quat(a2);
33 test_qvm::quaternion<Q1> const qy2=roty_quat(a2);
34 test_qvm::quaternion<Q1> const qz2=rotz_quat(a2);
35 for( float t=0; t<1; t+=0.03f )
36 {
37 test_qvm::quaternion<Q1> const qx=rotx_quat(a1*(1-t)+a2*t);
38 test_qvm::quaternion<Q1> const qy=roty_quat(a1*(1-t)+a2*t);
39 test_qvm::quaternion<Q1> const qz=rotz_quat(a1*(1-t)+a2*t);
40 test_qvm::quaternion<Q1> const qsx=slerp(qx1,qx2,t);
41 test_qvm::quaternion<Q1> const qsy=slerp(qref(qy1),qy2,t);
42 test_qvm::quaternion<Q1> const qsz=slerp(qz1,qref(qz2),t);
43 BOOST_QVM_TEST_CLOSE(qx.a,qsx.a,0.001f);
44 BOOST_QVM_TEST_CLOSE(qy.a,qsy.a,0.001f);
45 BOOST_QVM_TEST_CLOSE(qz.a,qsz.a,0.001f);
46 }
47 }
48 }
49 }
50 }
51
52 int
main()53 main()
54 {
55 test();
56 return boost::report_errors();
57 }
58