gtsam/gtsam_unstable/slam/tests/testRelativeElevationFactor...

139 lines
6.0 KiB
C++

/**
* @file testRelativeElevationFactor.cpp
*
* @date Aug 17, 2012
* @author Alex Cunningham
*/
#include <CppUnitLite/TestHarness.h>
#include <gtsam_unstable/slam/RelativeElevationFactor.h>
#include <gtsam/base/numericalDerivative.h>
using namespace gtsam;
SharedNoiseModel model1 = noiseModel::Unit::Create(1);
const double tol = 1e-5;
const Pose3 pose1(Rot3(), Point3(2.0, 3.0, 4.0));
const Pose3 pose2(Rot3::Pitch(-M_PI_2), Point3(2.0, 3.0, 4.0));
const Pose3 pose3(Rot3::RzRyRx(0.1, 0.2, 0.3), Point3(2.0, 3.0, 4.0));
const Point3 point1(3.0, 4.0, 2.0);
const gtsam::Key poseKey = 1, pointKey = 2;
/* ************************************************************************* */
Vector evalFactorError(const RelativeElevationFactor& factor, const Pose3& x, const Point3& p) {
return factor.evaluateError(x, p);
}
/* ************************************************************************* */
TEST( testRelativeElevationFactor, level_zero_error ) {
// Zero error
double measured = 2.0;
RelativeElevationFactor factor(poseKey, pointKey, measured, model1);
Matrix actH1, actH2;
EXPECT(assert_equal(zero(1), factor.evaluateError(pose1, point1, actH1, actH2)));
Matrix expH1 = numericalDerivative21<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose1, point1, 1e-5);
Matrix expH2 = numericalDerivative22<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose1, point1, 1e-5);
EXPECT(assert_equal(expH1, actH1, tol));
EXPECT(assert_equal(expH2, actH2, tol));
}
/* ************************************************************************* */
TEST( testRelativeElevationFactor, level_positive ) {
// Positive meas
double measured = 0.0;
RelativeElevationFactor factor(poseKey, pointKey, measured, model1);
Matrix actH1, actH2;
EXPECT(assert_equal((Vector(1) << 2.0).finished(), factor.evaluateError(pose1, point1, actH1, actH2)));
Matrix expH1 = numericalDerivative21<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose1, point1, 1e-5);
Matrix expH2 = numericalDerivative22<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose1, point1, 1e-5);
EXPECT(assert_equal(expH1, actH1, tol));
EXPECT(assert_equal(expH2, actH2, tol));
}
/* ************************************************************************* */
TEST( testRelativeElevationFactor, level_negative ) {
// Negative meas
double measured = -1.0;
RelativeElevationFactor factor(poseKey, pointKey, measured, model1);
Matrix actH1, actH2;
EXPECT(assert_equal((Vector(1) << 3.0).finished(), factor.evaluateError(pose1, point1, actH1, actH2)));
Matrix expH1 = numericalDerivative21<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose1, point1, 1e-5);
Matrix expH2 = numericalDerivative22<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose1, point1, 1e-5);
EXPECT(assert_equal(expH1, actH1, tol));
EXPECT(assert_equal(expH2, actH2, tol));
}
/* ************************************************************************* */
TEST( testRelativeElevationFactor, rotated_zero_error ) {
// Zero error
double measured = 2.0;
RelativeElevationFactor factor(poseKey, pointKey, measured, model1);
Matrix actH1, actH2;
EXPECT(assert_equal(zero(1), factor.evaluateError(pose2, point1, actH1, actH2)));
Matrix expH1 = numericalDerivative21<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose2, point1, 1e-5);
Matrix expH2 = numericalDerivative22<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose2, point1, 1e-5);
EXPECT(assert_equal(expH1, actH1, tol));
EXPECT(assert_equal(expH2, actH2, tol));
}
/* ************************************************************************* */
TEST( testRelativeElevationFactor, rotated_positive ) {
// Positive meas
double measured = 0.0;
RelativeElevationFactor factor(poseKey, pointKey, measured, model1);
Matrix actH1, actH2;
EXPECT(assert_equal((Vector(1) << 2.0).finished(), factor.evaluateError(pose2, point1, actH1, actH2)));
Matrix expH1 = numericalDerivative21<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose2, point1, 1e-5);
Matrix expH2 = numericalDerivative22<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose2, point1, 1e-5);
EXPECT(assert_equal(expH1, actH1, tol));
EXPECT(assert_equal(expH2, actH2, tol));
}
/* ************************************************************************* */
TEST( testRelativeElevationFactor, rotated_negative1 ) {
// Negative meas
double measured = -1.0;
RelativeElevationFactor factor(poseKey, pointKey, measured, model1);
Matrix actH1, actH2;
EXPECT(assert_equal((Vector(1) << 3.0).finished(), factor.evaluateError(pose2, point1, actH1, actH2)));
Matrix expH1 = numericalDerivative21<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose2, point1, 1e-5);
Matrix expH2 = numericalDerivative22<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose2, point1, 1e-5);
EXPECT(assert_equal(expH1, actH1, tol));
EXPECT(assert_equal(expH2, actH2, tol));
}
/* ************************************************************************* */
TEST( testRelativeElevationFactor, rotated_negative2 ) {
// Negative meas
double measured = -1.0;
RelativeElevationFactor factor(poseKey, pointKey, measured, model1);
Matrix actH1, actH2;
EXPECT(assert_equal((Vector(1) << 3.0).finished(), factor.evaluateError(pose3, point1, actH1, actH2)));
Matrix expH1 = numericalDerivative21<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose3, point1, 1e-5);
Matrix expH2 = numericalDerivative22<Vector,Pose3,Point3>(
boost::bind(evalFactorError, factor, _1, _2), pose3, point1, 1e-5);
EXPECT(assert_equal(expH1, actH1, tol));
EXPECT(assert_equal(expH2, actH2, tol));
}
/* ************************************************************************* */
int main() { TestResult tr; return TestRegistry::runAllTests(tr); }
/* ************************************************************************* */