Plotting wrappers: Body-vector orientation #402
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Description
What is this PR
Why is this PR needed?
To conveniently plot the vector between or midpoints between two keypoints (e.g. left_ear and right_ear for head trajectory, see third plot in computes polar coordinates example) with a single line of code.
What does this PR do?
References
#389
How has this PR been tested?
Checked the updated documentation locally.
Added tests that check whether the extracted vector ("quiver") U and V coordinates match the expected U V coordinates.
Is this a breaking change?
No.
Does this PR require an update to the documentation?
computes polar coordinates example) has been updated.
Checklist: