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wgsl: Convert quantizeToF16 to used hfround #3118

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merged 1 commit into from
Oct 31, 2023
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wgsl: Convert quantizeToF16 to used hfround #3118

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7 changes: 2 additions & 5 deletions src/webgpu/util/math.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@ import { assert } from '../../common/util/util.js';
import {
Float16Array,
getFloat16,
hfround,
setFloat16,
} from '../../external/petamoriken/float16/float16.js';

Expand Down Expand Up @@ -2021,13 +2022,9 @@ export function quantizeToF32(num: number): number {
return quantizeToF32Data[0];
}

/** Statically allocate working data, so it doesn't need per-call creation */
const quantizeToF16Data = new Float16Array(new ArrayBuffer(2));

/** @returns the closest 16-bit floating point value to the input */
export function quantizeToF16(num: number): number {
quantizeToF16Data[0] = num;
return quantizeToF16Data[0];
return hfround(num);
}

/** Statically allocate working data, so it doesn't need per-call creation */
Expand Down
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