10 lines
188 B
TypeScript
10 lines
188 B
TypeScript
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export type Vec2 = [number, number];
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export function add(x: Vec2, y: Vec2): Vec2 {
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return [x[0] + y[0], x[1] + y[1]];
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}
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export function neg(v: Vec2): Vec2 {
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return [-v[0], -v[1]];
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}
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