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Leash

Struct Leash 

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pub struct Leash {
    pub translation: f64,
    pub rotation: f64,
    pub joint: f64,
}
Expand description

How far the desired state may run ahead of the measured one. There is no echo of a torque command to re-anchor the generator on, so every cycle it is anchored on the measured state pulled toward the previous desired by at most this: while the arm follows, that is exactly the previous desired and nothing changes; held back (a hand, an obstacle, an unreachable target) the desired stays within the leash, the force on the arm is bounded by the stiffness times the leash, and on release the generator resumes from where the arm is under its budget. Once a stop holds, the leash pulls toward the held state instead, so an arm moved during the hold meets the same bound. The observer reports what the leash took off as leash_alteration.

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§translation: f64

Cartesian interface, translation, m. Default 0.025. The force at the leash is about the felt stiffness times the leash: at the default gains at the ready pose roughly 25-30 N (the unprojected joint springs add to Kx), 18.75 N with project_joint_gains. Set the collision thresholds accordingly.

§rotation: f64

Cartesian interface, rotation, rad. Default 0.15.

§joint: f64

Joint interface, per joint, rad. Default 0.1. On the joint interface the torque clamp, not the leash, bounds the torque: at the leash the JOINT preset pulls 60 Nm on joints 1 to 4 (under their 86 Nm clamp) and 25 / 15 / 5 Nm on the wrist, where joints 5 and 6 meet the 11.5 Nm clamp first; the examples’ 20 Nm joint collision threshold is reached at 0.033 rad on joints 1 to 4.

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impl Clone for Leash

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fn clone(&self) -> Leash

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Copy for Leash

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impl Debug for Leash

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for Leash

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl PartialEq for Leash

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fn eq(&self, other: &Leash) -> bool

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl StructuralPartialEq for Leash

Auto Trait Implementations§

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impl Freeze for Leash

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impl RefUnwindSafe for Leash

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impl Send for Leash

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impl Sync for Leash

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impl Unpin for Leash

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impl UnsafeUnpin for Leash

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impl UnwindSafe for Leash

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> Scalar for T
where T: 'static + Clone + PartialEq + Debug,

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impl<SS, SP> SupersetOf<SS> for SP
where SS: SubsetOf<SP>,

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fn to_subset(&self) -> Option<SS>

The inverse inclusion map: attempts to construct self from the equivalent element of its superset. Read more
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fn is_in_subset(&self) -> bool

Checks if self is actually part of its subset T (and can be converted to it).
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fn to_subset_unchecked(&self) -> SS

Use with care! Same as self.to_subset but without any property checks. Always succeeds.
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fn from_subset(element: &SS) -> SP

The inclusion map: converts self to the equivalent element of its superset.
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.