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helper.php

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  • chunked-array-vs-native.ts 1.48 KiB
    import * as B from 'benchmark'
    import { ChunkedArray } from 'mol-data/util'
    
    function testNative(size: number) {
        const xs = new Array(size);
        for (let i = 0; i < size; i++) xs[i] = i * i;
        return xs;
    }
    
    function testChunkedTyped(size: number, chunk: number) {
        const xs = ChunkedArray.create(Int32Array, 1, chunk);
        for (let i = 0; i < size; i++) ChunkedArray.add(xs, i * i);
        return ChunkedArray.compact(xs);
    }
    
    function testChunkedNative(size: number, chunk: number) {
        const xs = ChunkedArray.create(Array, 1, chunk);
        for (let i = 0; i < size; i++) ChunkedArray.add(xs, i * i);
        return ChunkedArray.compact(xs);
    }
    
    const suite = new B.Suite();
    
    const N = 70000;
    
    suite
        .add('native', () => testNative(N))
        // .add('chunkedT 0.1k', () => testChunkedTyped(N, 100, false))
        // .add('chunkedT 4k', () => testChunkedTyped(N, 4096, false))
        .add('chunkedT 4k lin', () => testChunkedTyped(N, 4096))
        // .add('chunkedT N / 2', () => testChunkedTyped(N, N / 2, false))
        // .add('chunkedT N', () => testChunkedTyped(N, N, false))
        // .add('chunkedT 2 * N', () => testChunkedTyped(N, 2 * N, false))
    
        .add('chunkedN N', () => testChunkedNative(N, N))
        .add('chunkedN 0.1k', () => testChunkedNative(N, 100))
        .add('chunkedN N / 2', () => testChunkedNative(N, N / 2))
        .add('chunkedN 2 * N', () => testChunkedNative(N, 2 * N))
        .on('cycle', (e: any) => {
            console.log(String(e.target));
        })
        .run();
    
    //console.log(testChunkedTyped(10, 16));