visgl / luma.gl / 16861002932

coverage: 51.305% (-22.6%) from 73.868%
16861002932

Pull #2416

github

web-flow 
Merge 92c90562d into f90a93cf3
Pull Request #2416: chore: Tests for texture reads

595 of 835 branches covered (71.26%)

Branch coverage included in aggregate %.

66 of 101 new or added lines in 7 files covered. (65.35%)

8541 existing lines in 129 files now uncovered.

18683 of 36740 relevant lines covered (50.85%)

11.74 hits per line

Source File
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25.0
/modules/webgl/src/utils/fill-array.ts
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// luma.gl
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// SPDX-License-Identifier: MIT
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// Copyright (c) vis.gl contributors
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import type {NumericArray} from '@math.gl/types';




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// Uses copyWithin to significantly speed up typed array value filling




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export function fillArray(options: {





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  target: NumericArray;




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  source: NumericArray;




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  start?: number;




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  count?: number;




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}): NumericArray {




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  const {target, source, start = 0, count = 1} = options;




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  const length = source.length;




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  const total = count * length;




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  let copied = 0;




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  for (let i = start; copied < length; copied++) {




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    target[i++] = source[copied];




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  }




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  while (copied < total) {




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    // If we have copied less than half, copy everything we got




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    // else copy remaining in one operation




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    if (copied < total - copied) {




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      target.copyWithin(start + copied, start, start + copied);




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      copied *= 2;




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    } else {




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      target.copyWithin(start + copied, start, start + total - copied);




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      copied = total;




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    }




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  }




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  return options.target;




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}




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