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332a74ea76
* Adds Prettierx - or how I broke TGUI for the nth time * fuck Co-authored-by: Jeremiah <42397676+jlsnow301@users.noreply.github.com> Co-authored-by: Gandalf <9026500+Gandalf2k15@users.noreply.github.com>
33 lines
942 B
TypeScript
33 lines
942 B
TypeScript
import { clamp } from './math';
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/**
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* Returns random number between lowerBound exclusive and upperBound inclusive
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*/
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export const randomNumber = (lowerBound: number, upperBound: number) => {
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return Math.random() * (upperBound - lowerBound) + lowerBound;
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};
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/**
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* Returns random integer between lowerBound exclusive and upperBound inclusive
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*/
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export const randomInteger = (lowerBound: number, upperBound: number) => {
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lowerBound = Math.ceil(lowerBound);
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upperBound = Math.floor(upperBound);
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return Math.floor(Math.random() * (upperBound - lowerBound) + lowerBound);
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};
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/**
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* Returns random array element
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*/
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export const randomPick = <T>(array: T[]) => {
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return array[Math.floor(Math.random() * array.length)];
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};
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/**
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* Return 1 with probability P percent; otherwise 0
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*/
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export const randomProb = (probability: number) => {
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const normalized = clamp(probability, 0, 100) / 100;
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return Math.random() <= normalized;
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};
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