30 lines
No EOL
936 B
JavaScript
30 lines
No EOL
936 B
JavaScript
/*
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============- Converter.js -============
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Created by Holly (tgpethan) (c) 2021
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Licenced under MIT
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========================================
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*/
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module.exports.toAbsoluteInt = function(float = 0.0) {
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return Math.floor(float * 32.0);
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}
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module.exports.to360Fraction = function(float = 0.0) {
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if (float < 0) {
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return Math.abs(Math.max(Math.floor((map(float, 0, -360, 360, 0) / 360) * 256) - 1, 0));
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} else if (float > 0) {
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return Math.max(Math.floor((float / 360) * 256) - 1, 0);
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}
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//return Math.max(Math.floor((float / 360) * 256), 0) - 1;
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}
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function map(input, inputMin, inputMax, outputMin, outputMax) {
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const newv = (input - inputMin) / (inputMax - inputMin) * (outputMax - outputMin) + outputMin;
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if (outputMin < outputMax) return constrain(newv, outputMin, outputMax);
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else return constrain(newv, outputMax, outputMin);
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}
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function constrain(input, low, high) {
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return Math.max(Math.min(input, high), low);
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} |