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IteratedFunctionSystem

Struct IteratedFunctionSystem 

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pub struct IteratedFunctionSystem {
    pub transforms: Vec<AffineTransform2D>,
    pub probabilities: Vec<f64>,
}
Expand description

An Iterated Function System consisting of affine transforms with associated probabilities.

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§transforms: Vec<AffineTransform2D>

The affine transforms.

§probabilities: Vec<f64>

Probability weights for each transform (must sum to ~1.0).

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impl IteratedFunctionSystem

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pub fn new(transforms: Vec<AffineTransform2D>, probabilities: Vec<f64>) -> Self

Create a new IFS with given transforms and probabilities.

Handles empty transforms gracefully (returns empty results).

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pub fn with_equal_probabilities(transforms: Vec<AffineTransform2D>) -> Self

Create an IFS with equal probabilities for all transforms.

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pub fn chaos_game( &self, start: Point2, iterations: usize, skip: usize, ) -> Vec<Point2>

Run the chaos game algorithm to generate attractor points.

Starting from start, iterates iterations times selecting transforms according to their probabilities. Returns the generated points after discarding the first skip transient points.

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pub fn deterministic_iterate( &self, initial_points: &[Point2], generations: usize, ) -> Vec<Point2>

Deterministic iteration: apply all transforms to every point in the set.

Starting from initial_points, applies all transforms to produce the next generation. Repeats for generations steps.

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pub fn num_transforms(&self) -> usize

Number of transforms in this IFS.

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pub fn barnsley_fern() -> Self

Create the Barnsley Fern IFS.

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pub fn generate(&self, n: usize, seed: u64) -> Vec<[f64; 2]>

Generate n points using a deterministic seeded chaos game.

Returns points as [x, y] arrays.

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impl Clone for IteratedFunctionSystem

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fn clone(&self) -> IteratedFunctionSystem

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 Debug for IteratedFunctionSystem

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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<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

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impl<T> BorrowMut<T> for T
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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> 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> Same for T

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type Output = T

Should always be Self
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impl<SS, SP> SupersetOf<SS> for 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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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

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fn clone_into(&self, target: &mut T)

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impl<T, U> TryFrom<U> for 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
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type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.