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artivis committed Mar 19, 2024
1 parent 7572a43 commit eb554e9
Showing 1 changed file with 7 additions and 7 deletions.
14 changes: 7 additions & 7 deletions include/manif/impl/sgal3/SGal3Tangent_base.h
Original file line number Diff line number Diff line change
Expand Up @@ -218,18 +218,18 @@ SGal3TangentBase<_Derived>::ljac() const {
using std::sin;

/** Structure of the left Jacobian according to J. Kelly
*
*
* Jl = [ D -L*t N E*nu
* 0 D M 0
* 0 0 D 0
* 0 0 0 1 ]
*
*
* with N = N1 - N2.
*
*
* Tangent space is tau = [rho ; nu ; theta ; t] in R^10
*
*
* Matrix blocks D, E, L, M, N, N1, N2 are referred to in the comments and correspond to eqs. in Kelly's paper:
*
*
* D: (18) = Jl_SO3(theta)
* E: (19)
* L: (32)
Expand All @@ -246,7 +246,7 @@ SGal3TangentBase<_Derived>::ljac() const {
const Eigen::Map<const SO3Tangent<Scalar>> so3 = asSO3(); // theta vector

// Blocks D
Eigen::Matrix<Scalar,3,3> D = so3.ljac();
Eigen::Matrix<Scalar,3,3> D = so3.ljac();
Jl.template topLeftCorner<3, 3>() = D; // Block D
Jl.template block<3, 3>(3, 3) = D; // Block D
Jl.template block<3, 3>(6, 6) = D; // Block D
Expand Down Expand Up @@ -324,7 +324,7 @@ SGal3TangentBase<_Derived>::ljac() const {
// Block 1
Jl(9, 9) = Scalar(1);

// Blocks of zeros
// Blocks of zeros
Jl.template bottomLeftCorner<7, 3>().setZero();
Jl.template block<4, 3>(6, 3).setZero();
Jl.template block<1, 3>(9, 6).setZero();
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