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20 lines
609 B
Rust
20 lines
609 B
Rust
use std::cell::Cell;
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use std::thread::LocalKey;
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thread_local! {
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/// Scratch rows allocated by the 32-bit ZIP un-predictor.
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pub static SCRATCH: Cell<usize> = const { Cell::new(0) };
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/// `inside the mask rect` evaluations of the layer-mask loop.
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pub static INSIDE: Cell<usize> = const { Cell::new(0) };
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/// `square_to_quad` solves.
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pub static QUAD: Cell<usize> = const { Cell::new(0) };
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}
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pub fn bump(c: &'static LocalKey<Cell<usize>>) {
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c.with(|c| c.set(c.get() + 1));
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}
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/// Read and reset.
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pub fn take(c: &'static LocalKey<Cell<usize>>) -> usize {
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c.with(|c| c.replace(0))
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}
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