union fragments by region in C++ - Githubissues

hypertidy / contourPolys

see isoband on CRAN for a better solution

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union fragments by region in C++ #3

Open mdsumner opened 6 years ago

mdsumner commented 6 years ago

[x] put levels in outer loop (k, i, j level, column, row) rather than i, j, k
[x] collate each matrix as linestring sfg per k 76476aa
[ ] union each k
[ ] fix up interface to take raster/stars and keep CRS