gtsam/gtsam/slam/tests/testSlamExpressions.cpp

74 lines
2.2 KiB
C++

/* ----------------------------------------------------------------------------
* GTSAM Copyright 2010, Georgia Tech Research Corporation,
* Atlanta, Georgia 30332-0415
* All Rights Reserved
* Authors: Frank Dellaert, et al. (see THANKS for the full author list)
* See LICENSE for the license information
* -------------------------------------------------------------------------- */
/**
* @file testSlamExpressions.cpp
* @author Frank Dellaert
* @brief test expressions for SLAM
*/
#include <gtsam/slam/expressions.h>
#include <gtsam/nonlinear/expressionTesting.h>
#include <gtsam/geometry/CalibratedCamera.h>
#include <CppUnitLite/TestHarness.h>
#include <iostream>
using namespace std;
using namespace gtsam;
/* ************************************************************************* */
TEST(SlamExpressions, project2) {
typedef Expression<CalibratedCamera> CalibratedCamera_;
Rot3_ rot3_expr('r', 0); // unknown rotation !
Point3_ t_expr(Point3(1, 2, 3)); // known translation
Pose3_ pose_expr(&Pose3::Create, rot3_expr, t_expr);
CalibratedCamera_ camera_expr(&CalibratedCamera::Create, pose_expr);
Point3_ point3_expr('p', 12); // unknown 3D point with index 12, for funsies
Point2_ point2_expr = project2<CalibratedCamera>(camera_expr, point3_expr);
// Set the linearization point
Values values;
values.insert(Symbol('r', 0), Rot3());
values.insert(Symbol('p', 12), Point3(4, 5, 6));
EXPECT_CORRECT_EXPRESSION_JACOBIANS(point2_expr, values, 1e-7, 1e-5);
}
/* ************************************************************************* */
TEST(SlamExpressions, rotation) {
Pose3_ T_(0);
const Rot3_ R_ = rotation(T_);
}
/* ************************************************************************* */
TEST(SlamExpressions, unrotate) {
Rot3_ R_(0);
Point3_ p_(1);
const Point3_ q_ = unrotate(R_, p_);
}
/* ************************************************************************* */
TEST(SlamExpressions, logmap) {
Pose3_ T1_(0);
Pose3_ T2_(1);
const Vector6_ l = logmap(T1_, T2_);
}
/* ************************************************************************* */
int main() {
TestResult tr;
return TestRegistry::runAllTests(tr);
}
/* ************************************************************************* */