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sclass AbstractFastRegions_ShuffledScan<Img extends WidthAndHeight> is Steppable { AbstractFastRegions<Img> regionMaker; WeightlessShuffledIterator iterator; *(AbstractFastRegions<Img> *regionMaker) { regionMaker.init(); iterator = new WeightlessShuffledIterator(regionMaker.size); } public bool step() { ret findNextRegion() > 0; } int findNextRegion() { var regionMatrix = regionMaker.regionMatrix; int pixel; while ((pixel = iterator.nextIndex()) >= 0) if (regionMatrix[pixel] == 0) { regionMaker.runner = pixel; ret regionMaker.makeRegion(); } ret 0; } // null if there are no more regions IImageRegion<Img> nextRegion() { int iRegion = findNextRegion(); ret iRegion > 0 ? regionMaker.getRegion(iRegion) : null; } }
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Snippet ID: | #1036544 |
Snippet name: | AbstractFastRegions_ShuffledScan - go through pixels in randomized order to find biggest regions first |
Eternal ID of this version: | #1036544/9 |
Text MD5: | 2b17dd1836f2b7197d3ddf98178bf1d1 |
Transpilation MD5: | 7f3e5512b44d09b82f8613c7db742491 |
Author: | stefan |
Category: | javax / imaging |
Type: | JavaX fragment (include) |
Public (visible to everyone): | Yes |
Archived (hidden from active list): | No |
Created/modified: | 2023-02-12 15:36:34 |
Source code size: | 846 bytes / 30 lines |
Pitched / IR pitched: | No / No |
Views / Downloads: | 160 / 259 |
Version history: | 8 change(s) |
Referenced in: | #1003674 - Standard Classes + Interfaces (LIVE continued in #1034167) |