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GradientLut

vello_common::encode

Struct GradientLut 

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pub struct GradientLut<T: FromF32Color> { /* private fields */ }
Expand description

A lookup table for sampled gradient values.

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impl<T: FromF32Color> GradientLut<T>

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pub fn get(&self, idx: usize) -> [T; 4]

Get the sample value at a specific index.

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pub fn lut(&self) -> &[[T; 4]]

Return the raw array of gradient sample values.

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pub fn width(&self) -> usize

Return the number of entries in the lookup table.

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pub fn scale_factor(&self) -> f32

Get the scale factor by which to scale the parametric value to compute the correct lookup index.

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impl<T: Debug + FromF32Color> Debug for GradientLut<T>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<T> Freeze for GradientLut<T>

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impl<T> RefUnwindSafe for GradientLut<T>
where T: RefUnwindSafe,

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impl<T> Send for GradientLut<T>
where T: Send,

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impl<T> Sync for GradientLut<T>
where T: Sync,

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impl<T> Unpin for GradientLut<T>
where T: Unpin,

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impl<T> UnsafeUnpin for GradientLut<T>

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impl<T> UnwindSafe for GradientLut<T>
where T: UnwindSafe,

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<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, S> SimdFrom<T, S> for T
where S: Simd,

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fn simd_from(_simd: S, value: T) -> T

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impl<F, T, S> SimdInto<T, S> for F
where T: SimdFrom<F, S>, S: Simd,

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fn simd_into(self, simd: S) -> T

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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.