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15296
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use fpnum::{fp, FPNum};
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use std::{collections::BinaryHeap, num::NonZeroU16, ops::Add};
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15295
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pub type GearId = NonZeroU16;
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15141
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pub trait GearData {}
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15296
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#[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Debug)]
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pub struct Millis(u32);
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impl Millis {
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#[inline]
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pub fn new(value: u32) -> Self {
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Self(value)
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}
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#[inline]
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pub fn get(self) -> u32 {
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self.0
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}
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#[inline]
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pub fn to_fixed(self) -> FPNum {
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FPNum::new(self.0 as i32, 1000)
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}
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}
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impl Add for Millis {
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type Output = Self;
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fn add(self, rhs: Self) -> Self::Output {
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Self(self.0 + rhs.0)
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}
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}
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15141
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pub trait GearDataProcessor<T: GearData> {
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fn add(&mut self, gear_id: GearId, gear_data: T);
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15295
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fn remove(&mut self, gear_id: GearId);
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15141
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}
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pub trait GearDataAggregator<T: GearData> {
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fn find_processor(&mut self) -> &mut GearDataProcessor<T>;
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}
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15295
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pub struct GearAllocator {
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max_id: u16,
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free_ids: BinaryHeap<GearId>,
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}
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impl GearAllocator {
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pub fn new() -> Self {
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Self {
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max_id: 0,
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free_ids: BinaryHeap::with_capacity(1024),
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}
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}
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pub fn alloc(&mut self) -> Option<GearId> {
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self.free_ids.pop().or_else(|| {
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self.max_id.checked_add(1).and_then(|new_max_id| {
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self.max_id = new_max_id;
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NonZeroU16::new(new_max_id)
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})
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})
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}
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pub fn free(&mut self, gear_id: GearId) {
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self.free_ids.push(gear_id)
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}
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}
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