Pose3Upright.cpp
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1 
8 #include <iostream>
10 #include "gtsam/base/Vector.h"
11 
13 
14 using namespace std;
15 
16 namespace gtsam {
17 
18 /* ************************************************************************* */
19 Pose3Upright::Pose3Upright(const Rot2& bearing, const Point3& t)
20 : T_(bearing, Point2(t.x(), t.y())), z_(t.z())
21 {
22 }
23 
24 /* ************************************************************************* */
25 Pose3Upright::Pose3Upright(double x, double y, double z, double theta)
26 : T_(x, y, theta), z_(z)
27 {
28 }
29 
30 /* ************************************************************************* */
32 : T_(pose), z_(z)
33 {
34 }
35 
36 /* ************************************************************************* */
38 : T_(x.x(), x.y(), x.rotation().yaw()), z_(x.z())
39 {
40 }
41 
42 /* ************************************************************************* */
43 void Pose3Upright::print(const std::string& s) const {
44  cout << s << "(" << T_.x() << ", " << T_.y() << ", " << z_ << ", " << T_.theta() << ")" << endl;
45 }
46 
47 /* ************************************************************************* */
48 bool Pose3Upright::equals(const Pose3Upright& x, double tol) const {
49  return T_.equals(x.T_, tol) && std::abs(z_ - x.z_) < tol;
50 }
51 
52 /* ************************************************************************* */
54  return Point3(x(), y(), z());
55 }
56 
57 /* ************************************************************************* */
59  return T_.t();
60 }
61 
62 /* ************************************************************************* */
64  return T_.r();
65 }
66 
67 /* ************************************************************************* */
69  return Rot3::Yaw(theta());
70 }
71 
72 /* ************************************************************************* */
74  return T_;
75 }
76 
77 /* ************************************************************************* */
79  return Pose3(rotation(), translation());
80 }
81 
82 /* ************************************************************************* */
84  if (!H1) {
85  return Pose3Upright(T_.inverse(), -z_);
86  }
88  // TODO(kartikarcot): Could not use reference to a view into H1 and reuse memory
89  // Eigen::Ref<Eigen::Matrix<double, 3, 3>> H3x3 = H1->topLeftCorner(3,3);
90  Pose3Upright result(T_.inverse(H3x3), -z_);
91  Matrix H1_ = -I_4x4;
92  H1_.topLeftCorner(2, 2) = H3x3.topLeftCorner(2, 2);
93  H1_.topRightCorner(2, 1) = H3x3.topRightCorner(2, 1);
94  *H1 = H1_;
95  return result;
96 }
97 
98 /* ************************************************************************* */
101  if (!H1 && !H2)
102  return Pose3Upright(T_.compose(p2.T_), z_ + p2.z_);
103 
104  // TODO(kartikarcot): Could not use reference to a view into H1 and reuse memory
106  Pose3Upright result(T_.compose(p2.T_, H3x3), z_ + p2.z_);
107  if (H1) {
108  Matrix H1_ = I_4x4;
109  H1_.topLeftCorner(2,2) = H3x3.topLeftCorner(2,2);
110  H1_.topRightCorner(2, 1) = H3x3.topRightCorner(2, 1);
111  *H1 = H1_;
112  }
113  if (H2) *H2 = I_4x4;
114  return result;
115 }
116 
117 /* ************************************************************************* */
120  if (!H1 && !H2)
121  return Pose3Upright(T_.between(p2.T_), p2.z_ - z_);
122 
123  // TODO(kartikarcot): Could not use reference to a view into H1 and H2 to reuse memory
124  OptionalJacobian<3, 3>::Jacobian H3x3_1, H3x3_2;
125  Pose3Upright result(T_.between(p2.T_, H3x3_1, H3x3_2), p2.z_ - z_);
126  if (H1) {
127  Matrix H1_ = -I_4x4;
128  H1_.topLeftCorner(2,2) = H3x3_1.topLeftCorner(2,2);
129  H1_.topRightCorner(2, 1) = H3x3_1.topRightCorner(2, 1);
130  *H1 = H1_;
131  }
132  if (H2) *H2 = I_4x4;
133  return result;
134 }
135 
136 /* ************************************************************************* */
138  assert(v.size() == 4);
139  Vector v1(3); v1 << v(0), v(1), v(3);
140  return Pose3Upright(T_.retract(v1), z_ + v(2));
141 }
142 
143 /* ************************************************************************* */
145  Vector pose2 = T_.localCoordinates(p2.pose2());
146  Vector result(4);
147  result << pose2(0), pose2(1), p2.z() - z_, pose2(2);
148  return result;
149 }
150 
151 /* ************************************************************************* */
153  assert(xi.size() == 4);
154  Vector v1(3); v1 << xi(0), xi(1), xi(3);
155  return Pose3Upright(Pose2::Expmap(v1), xi(2));
156 }
157 
158 /* ************************************************************************* */
160  Vector pose2 = Pose2::Logmap(p.pose2());
161  Vector result(4);
162  result << pose2(0), pose2(1), p.z(), pose2(2);
163  return result;
164 }
165 /* ************************************************************************* */
166 
167 } // \namespace gtsam
168 
169 
170 
gtsam::Pose2::inverse
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Definition: Pose2.cpp:201
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Class between(const Class &g) const
Definition: Lie.h:52
gtsam::Pose3Upright::pose2
Pose2 pose2() const
Definition: Pose3Upright.cpp:73
pose
static const Pose3 pose(Rot3(Vector3(1, -1, -1).asDiagonal()), Point3(0, 0, 0.5))
Vector.h
typedef and functions to augment Eigen's VectorXd
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double z() const
Definition: Pose3Upright.h:66
s
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Definition: level1_cplx_impl.h:126
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Definition: testPose2.cpp:148
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Definition: Pose2.cpp:61
gtsam::Pose3Upright::compose
Pose3Upright compose(const Pose3Upright &p2, OptionalJacobian< 4, 4 > H1={}, OptionalJacobian< 4, 4 > H2={}) const
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Definition: Pose3Upright.cpp:99
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const Point2 & t() const
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Definition: Pose2.h:255
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Class compose(const Class &g) const
Definition: Lie.h:48
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static Rot3 Yaw(double t)
Positive yaw is to right (as in aircraft heading). See ypr.
Definition: Rot3.h:174
gtsam::Pose3Upright::between
Pose3Upright between(const Pose3Upright &p2, OptionalJacobian< 4, 4 > H1={}, OptionalJacobian< 4, 4 > H2={}) const
Definition: Pose3Upright.cpp:118
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Definition: base/Matrix.h:39
gtsam::Pose3Upright::theta
double theta() const
Definition: Pose3Upright.h:67
gtsam::Pose2::Expmap
static Pose2 Expmap(const Vector3 &xi, ChartJacobian H={})
Exponential map at identity - create a rotation from canonical coordinates .
Definition: Pose2.cpp:66
gtsam::Pose3Upright::Expmap
static Pose3Upright Expmap(const Vector &xi)
Exponential map at identity - create a rotation from canonical coordinates.
Definition: Pose3Upright.cpp:152
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Definition: Pose3Upright.h:31
gtsam::Pose3Upright::pose
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Definition: Pose3Upright.cpp:78
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static Point3 p2
Definition: testInitializePose3.cpp:51
gtsam::Pose2::Logmap
static Vector3 Logmap(const Pose2 &p, ChartJacobian H={})
Log map at identity - return the canonical coordinates of this rotation.
Definition: Pose2.cpp:82
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Definition: Rot3.h:58
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Definition: Pose3.h:37
gtsam::Pose3Upright::Logmap
static Vector Logmap(const Pose3Upright &p)
Log map at identity - return the canonical coordinates of this rotation.
Definition: Pose3Upright.cpp:159
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const Rot2 & r() const
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Definition: Pose2.h:258
Pose3Upright.h
Variation of a Pose3 in which the rotation is constained to purely yaw This state is essentially a Po...
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Special class for optional Jacobian arguments.
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Definition: pybind_wrapper_test_script.py:61
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Definition: Point2.h:32
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Definition: Lie.h:136
gtsam::Pose3Upright::rotation
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Definition: Pose3Upright.cpp:68
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Definition: level1_cplx_impl.h:124
gtsam::Pose2::theta
double theta() const
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Definition: Pose2.h:252
gtsam::Pose3Upright::translation2
Point2 translation2() const
Definition: Pose3Upright.cpp:58
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Definition: Rot2.h:35
gtsam::Pose3Upright::rotation2
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Definition: Pose3Upright.cpp:63
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Definition: SFMdata.h:40
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Definition: slam/expressions.h:89
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Definition: OptionalJacobian.h:38
gtsam::Pose3Upright::translation
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Definition: Pose3Upright.cpp:53
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Definition: Pose2.h:246
gtsam::Pose3Upright::y
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Definition: Pose3Upright.h:65
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gtsam::Pose3Upright::equals
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Definition: Pose3Upright.cpp:48
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void print(const std::string &s="") const
Definition: Pose3Upright.cpp:43
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Definition: Pose3Upright.h:64
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Class retract(const TangentVector &v) const
retract as required by manifold concept: applies v at *this
Definition: Lie.h:131
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The matrix class, also used for vectors and row-vectors.
Definition: 3rdparty/Eigen/Eigen/src/Core/Matrix.h:178
gtsam::Pose3Upright::retract
Pose3Upright retract(const Vector &v) const
Definition: Pose3Upright.cpp:137
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#define abs(x)
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Definition: Pose3Upright.h:25
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Default constructor initializes at origin.
Definition: Pose3Upright.h:39
gtsam::Pose3Upright::localCoordinates
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Definition: Pose3Upright.cpp:144
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Definition: Pose3Upright.cpp:83
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