80 lines
2.2 KiB
Rust
80 lines
2.2 KiB
Rust
use approx::AbsDiffEq;
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use num::{Bounded, FromPrimitive, Signed};
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use alga::general::{Lattice, Ring};
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use na::allocator::Allocator;
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use na::{DimMin, DimName, Scalar, U1};
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/// A type-level number representing a vector, matrix row, or matrix column, dimension.
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pub trait Dimension: DimName + DimMin<Self, Output = Self> {}
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impl<D: DimName + DimMin<D, Output = Self>> Dimension for D {}
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/// A number that can either be an integer or a float.
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pub trait Number:
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Scalar + Ring + Lattice + AbsDiffEq<Epsilon = Self> + Signed + FromPrimitive + Bounded
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{
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}
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impl<T: Scalar + Ring + Lattice + AbsDiffEq<Epsilon = Self> + Signed + FromPrimitive + Bounded>
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Number for T
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{}
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#[doc(hidden)]
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pub trait Alloc<N: Scalar, R: Dimension, C: Dimension = U1>:
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Allocator<N, R>
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+ Allocator<N, C>
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+ Allocator<N, U1, R>
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+ Allocator<N, U1, C>
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+ Allocator<N, R, C>
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+ Allocator<N, C, R>
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+ Allocator<N, R, R>
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+ Allocator<N, C, C>
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+ Allocator<bool, R>
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+ Allocator<bool, C>
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+ Allocator<f32, R>
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+ Allocator<f32, C>
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+ Allocator<u32, R>
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+ Allocator<u32, C>
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+ Allocator<i32, R>
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+ Allocator<i32, C>
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+ Allocator<f64, R>
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+ Allocator<f64, C>
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+ Allocator<u64, R>
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+ Allocator<u64, C>
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+ Allocator<i64, R>
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+ Allocator<i64, C>
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+ Allocator<i16, R>
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+ Allocator<i16, C>
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+ Allocator<(usize, usize), R>
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+ Allocator<(usize, usize), C>
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{
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}
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impl<N: Scalar, R: Dimension, C: Dimension, T> Alloc<N, R, C> for T where T: Allocator<N, R>
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+ Allocator<N, C>
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+ Allocator<N, U1, R>
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+ Allocator<N, U1, C>
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+ Allocator<N, R, C>
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+ Allocator<N, C, R>
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+ Allocator<N, R, R>
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+ Allocator<N, C, C>
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+ Allocator<bool, R>
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+ Allocator<bool, C>
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+ Allocator<f32, R>
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+ Allocator<f32, C>
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+ Allocator<u32, R>
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+ Allocator<u32, C>
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+ Allocator<i32, R>
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+ Allocator<i32, C>
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+ Allocator<f64, R>
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+ Allocator<f64, C>
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+ Allocator<u64, R>
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+ Allocator<u64, C>
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+ Allocator<i64, R>
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+ Allocator<i64, C>
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+ Allocator<i16, R>
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+ Allocator<i16, C>
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+ Allocator<(usize, usize), R>
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+ Allocator<(usize, usize), C>
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{}
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