203 lines
6.3 KiB
C++
203 lines
6.3 KiB
C++
/**
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* @file testPose2.cpp
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* @brief Unit tests for Pose2 class
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*/
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#include <math.h>
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#include <CppUnitLite/TestHarness.h>
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#include <iostream>
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#include "numericalDerivative.h"
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#include "Pose2.h"
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#include "Point2.h"
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#include "Rot2.h"
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using namespace gtsam;
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using namespace std;
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/* ************************************************************************* */
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TEST(Pose2, constructors) {
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//cout << "constructors" << endl;
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Point2 p;
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Pose2 pose(0,p);
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Pose2 origin;
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assert_equal(pose,origin);
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}
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/* ************************************************************************* */
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TEST(Pose2, manifold) {
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//cout << "manifold" << endl;
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Pose2 t1(M_PI_2, Point2(1, 2));
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Pose2 t2(M_PI_2+0.018, Point2(1.015, 2.01));
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Pose2 origin;
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Vector d12 = logmap(t1,t2);
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CHECK(assert_equal(t2, expmap(t1,d12)));
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CHECK(assert_equal(t2, expmap(origin,d12)*t1));
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Vector d21 = logmap(t2,t1);
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CHECK(assert_equal(t1, expmap(t2,d21)));
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CHECK(assert_equal(t1, expmap(origin,d21)*t2));
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}
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/* ************************************************************************* */
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TEST(Pose2, expmap) {
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//cout << "expmap" << endl;
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Pose2 pose(M_PI_2, Point2(1, 2));
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Pose2 expected(M_PI_2+0.018, Point2(1.015, 2.01));
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Pose2 actual = expmap(pose, Vector_(3, 0.01, -0.015, 0.018));
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CHECK(assert_equal(expected, actual));
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}
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/* ************************************************************************* */
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TEST(Pose2, expmap0) {
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//cout << "expmap0" << endl;
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Pose2 pose(M_PI_2, Point2(1, 2));
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Pose2 expected(M_PI_2+0.018, Point2(1.015, 2.01));
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Pose2 actual = expmap<Pose2>(Vector_(3, 0.01, -0.015, 0.018)) * pose;
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CHECK(assert_equal(expected, actual));
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}
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/* ************************************************************************* */
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TEST(Pose2, logmap) {
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//cout << "logmap" << endl;
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Pose2 pose0(M_PI_2, Point2(1, 2));
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Pose2 pose(M_PI_2+0.018, Point2(1.015, 2.01));
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Vector expected = Vector_(3, 0.01, -0.015, 0.018);
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Vector actual = logmap(pose0,pose);
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CHECK(assert_equal(expected, actual));
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}
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/* ************************************************************************* */
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//TEST(Pose2, rotate) {
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// std::cout << "rotate\n";
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// double theta = 0.1, c=cos(theta),s=sin(theta);
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// Pose2 p1(1,0,0.2), p2(0,1,0.4);
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// CHECK(assert_equal(Pose2( c,s,0.3),p1.rotate(theta)));
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// CHECK(assert_equal(Pose2(-s,c,0.5),p2.rotate(theta)));
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//}
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/* ************************************************************************* */
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TEST( Pose2, transform_to )
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{
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//cout << "transform_to" << endl;
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Pose2 pose(M_PI_2, Point2(1,2)); // robot at (1,2) looking towards y
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Point2 point(-1,4); // landmark at (-1,4)
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// expected
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Point2 expected(2,2);
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// Matrix expectedH1 = Matrix_(2,3, 0.0, -1.0, 2.0, 1.0, 0.0, -2.0);
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// Matrix expectedH2 = Matrix_(2,2, 0.0, 1.0, -1.0, 0.0);
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// actual
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Point2 actual = transform_to(pose,point);
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Matrix actualH1 = Dtransform_to1(pose,point);
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Matrix actualH2 = Dtransform_to2(pose,point);
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CHECK(assert_equal(expected,actual));
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// CHECK(assert_equal(expectedH1,actualH1));
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// CHECK(assert_equal(expectedH2,actualH2));
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Matrix numericalH1 = numericalDerivative21(transform_to, pose, point, 1e-5);
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CHECK(assert_equal(numericalH1,actualH1));
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Matrix numericalH2 = numericalDerivative22(transform_to, pose, point, 1e-5);
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CHECK(assert_equal(numericalH2,actualH2));
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}
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/* ************************************************************************* */
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TEST(Pose2, compose_a)
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{
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//cout << "compose_a" << endl;
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Pose2 pose1(M_PI/4.0, Point2(sqrt(0.5), sqrt(0.5)));
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Pose2 pose2(M_PI/2.0, Point2(0.0, 2.0));
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Pose2 expected(3.0*M_PI/4.0, Point2(-sqrt(0.5), 3.0*sqrt(0.5)));
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Pose2 actual = pose2 * pose1;
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CHECK(assert_equal(expected, actual));
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Point2 point(sqrt(0.5), 3.0*sqrt(0.5));
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Point2 expected_point(-1.0, -1.0);
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Point2 actual_point1 = transform_to(pose2 * pose1, point);
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Point2 actual_point2 = transform_to(pose2, transform_to(pose1, point));
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CHECK(assert_equal(expected_point, actual_point1));
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CHECK(assert_equal(expected_point, actual_point2));
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}
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/* ************************************************************************* */
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TEST(Pose2, compose_b)
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{
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//cout << "compose_b" << endl;
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Pose2 pose1(Rot2(M_PI/10.0), Point2(.75, .5));
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Pose2 pose2(Rot2(M_PI/4.0-M_PI/10.0), Point2(0.701289620636, 1.34933052585));
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Pose2 pose_expected(Rot2(M_PI/4.0), Point2(1.0, 2.0));
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Pose2 pose_actual_op = pose2 * pose1;
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Pose2 pose_actual_fcn = compose(pose2,pose1);
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CHECK(assert_equal(pose_expected, pose_actual_op));
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CHECK(assert_equal(pose_expected, pose_actual_fcn));
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}
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/* ************************************************************************* */
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TEST(Pose2, compose_c)
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{
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//cout << "compose_c" << endl;
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Pose2 pose1(Rot2(M_PI/4.0), Point2(1.0, 1.0));
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Pose2 pose2(Rot2(M_PI/4.0), Point2(sqrt(.5), sqrt(.5)));
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Pose2 pose_expected(Rot2(M_PI/2.0), Point2(1.0, 2.0));
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Pose2 pose_actual_op = pose2 * pose1;
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Pose2 pose_actual_fcn = compose(pose2,pose1);
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CHECK(assert_equal(pose_expected, pose_actual_op));
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CHECK(assert_equal(pose_expected, pose_actual_fcn));
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}
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/* ************************************************************************* */
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TEST( Pose2, between )
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{
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//cout << "between" << endl;
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Pose2 p1(M_PI_2, Point2(1,2)); // robot at (1,2) looking towards y
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Pose2 p2(M_PI, Point2(-1,4)); // robot at (-1,4) loooking at negative x
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Pose2 expected(M_PI_2, Point2(2,2));
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Pose2 actual = between(p1,p2);
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CHECK(assert_equal(expected,actual));
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Matrix expectedH1 = Matrix_(3,3,
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0.0,-1.0,-2.0,
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1.0, 0.0,-2.0,
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0.0, 0.0,-1.0
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);
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Matrix numericalH1 = numericalDerivative21(between<Pose2>, p1, p2, 1e-5);
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Matrix actualH1 = Dbetween1(p1,p2);
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CHECK(assert_equal(expectedH1,actualH1));
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CHECK(assert_equal(numericalH1,actualH1));
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Matrix expectedH2 = Matrix_(3,3,
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1.0, 0.0, 0.0,
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0.0, 1.0, 0.0,
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0.0, 0.0, 1.0
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);
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Matrix numericalH2 = numericalDerivative22(between<Pose2>, p1, p2, 1e-5);
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Matrix actualH2 = Dbetween2(p1,p2);
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CHECK(assert_equal(expectedH2,actualH2));
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CHECK(assert_equal(numericalH2,actualH2));
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}
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/* ************************************************************************* */
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TEST(Pose2, members)
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{
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Pose2 pose;
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CHECK(pose.dim() == 3);
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}
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/* ************************************************************************* */
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int main() {
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TestResult tr;
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return TestRegistry::runAllTests(tr);
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}
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/* ************************************************************************* */
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