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#define BOOST_TEST_MODULE test_maths
#include <boost/test/data/test_case.hpp>
#include <boost/test/unit_test.hpp>
#include <glm/gtx/transform.hpp>
#include <stream_support.hpp>
#include <string_view>
#include <glm/glm.hpp>
#include <maths.h>
#include <tuple>
using vecter_to_angle = std::tuple<glm::vec3, float>;
BOOST_DATA_TEST_CASE(test_vector_yaw,
boost::unit_test::data::make<vecter_to_angle>(
{{north, 0}, {south, pi}, {west, half_pi}, {east, -half_pi}, {north + east, -quarter_pi},
{south + east, quarter_pi * -3}, {north + west, quarter_pi}, {south + west, quarter_pi * 3}}),
v, a)
{
BOOST_CHECK_CLOSE(vector_yaw(v), a, 1.F);
}
BOOST_DATA_TEST_CASE(test_vector_pitch,
boost::unit_test::data::make<vecter_to_angle>({
{north, 0},
{east, 0},
{south, 0},
{west, 0},
{north + up, quarter_pi},
{east + up, quarter_pi},
{south + up, quarter_pi},
{west + up, quarter_pi},
{north - up, -quarter_pi},
{east - up, -quarter_pi},
{south - up, -quarter_pi},
{west - up, -quarter_pi},
{north + west - up, -quarter_pi},
{north + west + up, quarter_pi},
}),
v, a)
{
BOOST_CHECK_CLOSE(vector_pitch(v), a, 1.F);
}
using normalize_angle = std::tuple<float, float>;
BOOST_DATA_TEST_CASE(test_angle_normalize,
boost::unit_test::data::make<normalize_angle>({
{0, 0},
{two_pi, 0},
{-two_pi, 0},
{half_pi, half_pi},
{-half_pi, -half_pi},
{half_pi * 3, -half_pi},
{-half_pi * 3, half_pi},
}),
in, exp)
{
BOOST_CHECK_CLOSE(normalize(in), exp, 1);
}
using pos3_to_arc = std::tuple<glm::vec3, glm::vec3, glm::vec3, Arc>;
BOOST_DATA_TEST_CASE(test_create_arc,
boost::unit_test::data::make<pos3_to_arc>({
{{0, 0, 0}, north, east, {0, half_pi * 3}},
{{0, 0, 0}, west, east, {half_pi, half_pi * 3}},
{{0, 0, 0}, south, east, {pi, half_pi * 3}},
{{0, 0, 0}, east, north, {-half_pi, 0}},
{{0, 0, 0}, south, north, {pi, two_pi}},
{{0, 0, 0}, east, south, {-half_pi, pi}},
}),
c, s, e, a)
{
const Arc arc {c, s, e};
BOOST_REQUIRE_LT(arc.first, arc.second);
BOOST_CHECK_CLOSE(arc.first, a.first, 1.F);
BOOST_CHECK_CLOSE(arc.second, a.second, 1.F);
}
using fac = std::tuple<glm::vec2, float, glm::vec2, float, glm::vec2, bool>;
BOOST_DATA_TEST_CASE(test_find_arc_centre,
boost::unit_test::data::make<fac>({
{{2, 2}, pi, {3, 3}, half_pi, {3, 2}, true},
{{2, 2}, pi, {1, 3}, -half_pi, {1, 2}, false},
{{-1100, -1000}, pi, {-900, -800}, half_pi, {-900, -1000}, true},
{{1100, 1000}, 0, {1050, 900}, pi + 0.92, {973, 1000}, true},
{{1050, 900}, 0.92, {1000, 800}, pi, {1127, 800}, false},
}),
s, es, e, ee, exp, lr)
{
const auto c = find_arc_centre(s, es, e, ee);
BOOST_CHECK_CLOSE(exp.x, c.first.x, 1);
BOOST_CHECK_CLOSE(exp.y, c.first.y, 1);
BOOST_CHECK_EQUAL(lr, c.second);
}
BOOST_AUTO_TEST_CASE(test_find_arcs_radius)
{
BOOST_CHECK_CLOSE(find_arcs_radius({10.32, 26.71}, {0.4, .92}, {2.92, 22.41}, {-0.89, -0.45}), 2.29, 1);
}
static void
compare_rotations(float a, const glm::vec3 & axis, glm::mat4 (*rotate_func)(float), std::string_view n)
{
BOOST_TEST_CONTEXT(n) {
const auto g {glm::rotate(a, axis)}, ilt {rotate_func(a)};
for (int c = 0; c < 4; c++) {
BOOST_TEST_CONTEXT(c) {
for (int r = 0; r < 4; r++) {
BOOST_TEST_CONTEXT(r) {
BOOST_CHECK_CLOSE(g[c][r], ilt[c][r], 0.0001);
}
}
}
}
}
}
const auto angs = boost::unit_test::data::make({pi, half_pi, two_pi, quarter_pi, -pi, -half_pi, -quarter_pi, 0.F});
const auto rots = boost::unit_test::data::make<std::tuple<glm::vec3, glm::mat4 (*)(float), std::string_view>>({
{up, rotate_yaw, "yaw"},
{west, rotate_pitch, "pitch"},
{north, rotate_roll, "roll"},
});
BOOST_DATA_TEST_CASE(test_rotations, angs * rots, a, ax, func, n)
{
compare_rotations(a, ax, func, n);
}
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