84 lines
2.5 KiB
C++
84 lines
2.5 KiB
C++
/**
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* Frank Dellaert
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* brief: test SimpleCamera class
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* based on testVSLAMFactor.cpp
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*/
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#include <iostream>
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#include <CppUnitLite/TestHarness.h>
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#include "numericalDerivative.h"
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#include "SimpleCamera.h"
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using namespace std;
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using namespace gtsam;
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const Cal3_S2 K(625, 625, 0, 0, 0);
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const Pose3 pose1(Matrix_(3,3,
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1., 0., 0.,
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0.,-1., 0.,
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0., 0.,-1.
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),
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Point3(0,0,500));
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const SimpleCamera camera(K, pose1);
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const Point3 point1(-80.0,-80.0, 0.0);
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const Point3 point2(-80.0, 80.0, 0.0);
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const Point3 point3( 80.0, 80.0, 0.0);
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const Point3 point4( 80.0,-80.0, 0.0);
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/* ************************************************************************* */
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TEST( SimpleCamera, constructor)
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{
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CHECK(assert_equal( camera.calibration(), K));
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CHECK(assert_equal( camera.pose(), pose1));
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}
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/* ************************************************************************* */
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TEST( SimpleCamera, project)
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{
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CHECK(assert_equal( camera.project(point1), Point2(-100, 100) ));
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CHECK(assert_equal( camera.project(point2), Point2(-100, -100) ));
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CHECK(assert_equal( camera.project(point3), Point2( 100, -100) ));
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CHECK(assert_equal( camera.project(point4), Point2( 100, 100) ));
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}
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/* ************************************************************************* */
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Point2 project2(const Pose3& pose, const Point3& point) {
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return project(SimpleCamera(K,pose), point);
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}
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TEST( SimpleCamera, Dproject_pose)
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{
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Matrix computed = Dproject_pose(camera, point1);
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Matrix numerical = numericalDerivative21(project2, pose1, point1);
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CHECK(assert_equal(computed, numerical,1e-7));
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}
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TEST( SimpleCamera, Dproject_point)
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{
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Matrix computed = Dproject_point(camera, point1);
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Matrix numerical = numericalDerivative22(project2, pose1, point1);
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CHECK(assert_equal(computed, numerical,1e-7));
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}
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TEST( SimpleCamera, Dproject_point_pose)
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{
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Point2 result;
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Matrix Dpose, Dpoint;
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Dproject_pose_point(camera, point1, result, Dpose, Dpoint);
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Matrix numerical_pose = numericalDerivative21(project2, pose1, point1);
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Matrix numerical_point = numericalDerivative22(project2, pose1, point1);
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CHECK(assert_equal(result, Point2(-100, 100) ));
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CHECK(assert_equal(Dpose, numerical_pose, 1e-7));
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CHECK(assert_equal(Dpoint, numerical_point,1e-7));
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}
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/* ************************************************************************* */
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int main() { TestResult tr; TestRegistry::runAllTests(tr); return 0; }
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/* ************************************************************************* */
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