test_tf2_kdl.cpp
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29 
33 #include <tf2_kdl/tf2_kdl.h>
34 #include <kdl/frames_io.hpp>
35 #include <gtest/gtest.h>
36 #include "tf2_ros/buffer.h"
37 
38 
40 static const double EPS = 1e-3;
41 
42 TEST(TfKDL, Frame)
43 {
45 
46 
47  // simple api
48  KDL::Frame v_simple = tf_buffer->transform(v1, "B", ros::Duration(2.0));
49  EXPECT_NEAR(v_simple.p[0], -9, EPS);
50  EXPECT_NEAR(v_simple.p[1], 18, EPS);
51  EXPECT_NEAR(v_simple.p[2], 27, EPS);
52  double r, p, y;
53  v_simple.M.GetRPY(r, p, y);
54  EXPECT_NEAR(r, 0.0, EPS);
55  EXPECT_NEAR(p, 0.0, EPS);
56  EXPECT_NEAR(y, 0.0, EPS);
57 
58 
59  // advanced api
60  KDL::Frame v_advanced = tf_buffer->transform(v1, "B", ros::Time(2.0),
61  "A", ros::Duration(3.0));
62  EXPECT_NEAR(v_advanced.p[0], -9, EPS);
63  EXPECT_NEAR(v_advanced.p[1], 18, EPS);
64  EXPECT_NEAR(v_advanced.p[2], 27, EPS);
65  v_advanced.M.GetRPY(r, p, y);
66  EXPECT_NEAR(r, 0.0, EPS);
67  EXPECT_NEAR(p, 0.0, EPS);
68  EXPECT_NEAR(y, 0.0, EPS);
69 
70 }
71 
72 
73 
74 TEST(TfKDL, Vector)
75 {
76  tf2::Stamped<KDL::Vector> v1(KDL::Vector(1,2,3), ros::Time(2.0), "A");
77 
78 
79  // simple api
80  KDL::Vector v_simple = tf_buffer->transform(v1, "B", ros::Duration(2.0));
81  EXPECT_NEAR(v_simple[0], -9, EPS);
82  EXPECT_NEAR(v_simple[1], 18, EPS);
83  EXPECT_NEAR(v_simple[2], 27, EPS);
84 
85  // advanced api
86  KDL::Vector v_advanced = tf_buffer->transform(v1, "B", ros::Time(2.0),
87  "A", ros::Duration(3.0));
88  EXPECT_NEAR(v_advanced[0], -9, EPS);
89  EXPECT_NEAR(v_advanced[1], 18, EPS);
90  EXPECT_NEAR(v_advanced[2], 27, EPS);
91 }
92 
93 TEST(TfKDL, ConvertVector)
94 {
95  tf2::Stamped<KDL::Vector> v(KDL::Vector(1,2,3), ros::Time(), "my_frame");
96 
98  tf2::convert(v1, v1);
99 
100  EXPECT_EQ(v, v1);
101 
102  tf2::Stamped<KDL::Vector> v2(KDL::Vector(3,4,5), ros::Time(), "my_frame2");
103  tf2::convert(v1, v2);
104 
105  EXPECT_EQ(v, v2);
106  EXPECT_EQ(v1, v2);
107 }
108 
109 
110 int main(int argc, char **argv){
111  testing::InitGoogleTest(&argc, argv);
112  ros::init(argc, argv, "test");
113  ros::NodeHandle n;
114 
115  tf_buffer = new tf2_ros::Buffer();
116 
117  // populate buffer
118  geometry_msgs::TransformStamped t;
119  t.transform.translation.x = 10;
120  t.transform.translation.y = 20;
121  t.transform.translation.z = 30;
122  t.transform.rotation.x = 1;
123  t.header.stamp = ros::Time(2.0);
124  t.header.frame_id = "A";
125  t.child_frame_id = "B";
126  tf_buffer->setTransform(t, "test");
127 
128  int retval = RUN_ALL_TESTS();
129  delete tf_buffer;
130  return retval;
131 }
bool setTransform(const geometry_msgs::TransformStamped &transform, const std::string &authority, bool is_static=false)
static const double EPS
ROSCPP_DECL void init(int &argc, char **argv, const std::string &name, uint32_t options=0)
Rotation M
static Rotation RPY(double roll, double pitch, double yaw)
int main(int argc, char **argv)
void GetRPY(double &roll, double &pitch, double &yaw) const
TEST(TfKDL, Frame)
void convert(const A &a, B &b)
T & transform(const T &in, T &out, const std::string &target_frame, ros::Duration timeout=ros::Duration(0.0)) const
tf2_ros::Buffer * tf_buffer


tf2_kdl
Author(s): Wim Meeussen
autogenerated on Fri Oct 16 2020 19:09:01