Create Hamiltonian trait and State struct
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@@ -0,0 +1,63 @@
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use std::ops::{Add, Sub, Mul, Div, AddAssign};
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#[derive(Clone, Copy, Debug)]
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pub struct State<T> {
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pub q: T,
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pub p: T,
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}
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pub trait Hamiltonian {
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fn energy(&self) -> f64;
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fn dots(&self) -> Self;
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}
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impl<T: Add<Output = T>> Add for State<T> {
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type Output = Self;
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fn add(self, rhs: Self) -> Self {
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Self {
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q: self.q + rhs.q,
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p: self.p + rhs.p,
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}
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}
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}
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impl<T: Sub<Output = T>> Sub for State<T> {
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type Output = Self;
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fn sub(self, rhs: Self) -> Self {
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Self {
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q: self.q - rhs.q,
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p: self.p - rhs.p,
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}
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}
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}
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impl<T: Mul<f64, Output = T>> Mul<f64> for State<T> {
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type Output = Self;
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fn mul(self, rhs: f64) -> Self {
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Self {
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q: self.q * rhs,
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p: self.p * rhs,
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}
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}
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}
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impl<T: Div<f64, Output = T>> Div<f64> for State<T> {
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type Output = Self;
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fn div(self, rhs: f64) -> Self {
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Self {
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q: self.q / rhs,
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p: self.p / rhs,
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}
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}
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}
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impl<T: AddAssign> AddAssign for State<T> {
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fn add_assign(&mut self, other: Self) {
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self.q += other.q;
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self.p += other.p;
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}
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}
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pub mod hamiltonian;
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pub use hamiltonian::*;
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