• Octi Zhang's avatar
    Computes Jacobian in the root frame inside the `DifferentialInverseKinematicsAction` class (#967) · 762f4e32
    Octi Zhang authored
    # Description
    
    This pull request fix the bug where jacobian returned by
    DifferentialInverseKinematicsAction._compute_fame_jacobian are not truly
    in robot base frame because it did not consider robot's base rotation.
    After the change, _compute_fame_jacobian returns the correct local frame
    jacobian. In addition, properties get_jacobian_w and get_jacobian_b is
    added to differentiate frame differences
    
    Fixes #911 
    
    ## Type of change
    - Bug fix (non-breaking change which fixes an issue)
    
    ## Screenshots
    
    <img width="1109" alt="image"
    src="https://github.com/user-attachments/assets/5d47dfb3-8c44-4115-b5a0-28c671e99459">
    
    ## Checklist
    
    - [x] I have run the [`pre-commit` checks](https://pre-commit.com/) with
    `./isaaclab.sh --format`
    - [ ] I have made corresponding changes to the documentation
    - [x] My changes generate no new warnings
    - [ ] I have added tests that prove my fix is effective or that my
    feature works
    - [x] I have updated the changelog and the corresponding version in the
    extension's `config/extension.toml` file
    - [x] I have added my name to the `CONTRIBUTORS.md` or my name already
    exists there
    
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    Signed-off-by: 's avatarOcti Zhang <127588710+zoctipus@users.noreply.github.com>
    Signed-off-by: 's avatarKelly Guo <kellyg@nvidia.com>
    Co-authored-by: 's avatarKelly Guo <kellyg@nvidia.com>
    762f4e32
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