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1 | svoid bench_maskDiffing_justTheBitOp_singleArray() {
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2 | int maskSize = 32; |
3 | L<long[]> images = repF(1000, -> new Image2BAsLongs(randomBinaryImage(maskSize)).pixels); |
4 | long[] mainImage = random(images); |
5 | int maskArraySize = l(mainImage); |
6 | long[] bigArray = concatLongArrays(images); |
7 | |
8 | print(benchFor5(-> {
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9 | long sum = 0; |
10 | for (int i = 0; i < bigArray.length; i += maskArraySize) |
11 | sum += countDifferingBits(mainImage, bigArray, i); |
12 | ret sum; |
13 | })); |
14 | } |
Began life as a copy of #1036048
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| Snippet ID: | #1036050 |
| Snippet name: | bench_maskDiffing_justTheBitOp_singleArray (put all masks in one big array to improve cache locality) |
| Eternal ID of this version: | #1036050/1 |
| Text MD5: | 6bc5e3fa55f85d38acac27ed7e7c7131 |
| Transpilation MD5: | 3ff9a15cdcb2d7886782c8f479af0ff7 |
| Author: | stefan |
| Category: | javax / imaging |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2022-09-03 01:55:17 |
| Source code size: | 479 bytes / 14 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 359 / 471 |
| Referenced in: | [show references] |