| 1 | import { PRECISION } from '@pixi/constants';
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| 2 |
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| 3 | function setPrecision(src, requestedPrecision, maxSupportedPrecision) {
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| 4 | if (src.substring(0, 9) !== "precision") {
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| 5 | let precision = requestedPrecision;
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| 6 | if (requestedPrecision === PRECISION.HIGH && maxSupportedPrecision !== PRECISION.HIGH) {
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| 7 | precision = PRECISION.MEDIUM;
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| 8 | }
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| 9 | return `precision ${precision} float;
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| 10 | ${src}`;
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| 11 | } else if (maxSupportedPrecision !== PRECISION.HIGH && src.substring(0, 15) === "precision highp") {
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| 12 | return src.replace("precision highp", "precision mediump");
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| 13 | }
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| 14 | return src;
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| 15 | }
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| 16 |
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| 17 | export { setPrecision };
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| 18 |
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