[gdal-dev] Fwd: Re: Wondering gdal_grid moving average interpolation

2018-03-10 Thread a.hagen-zanker
Hi Ari, Interesting result. It looks roughly right: pixels with only dark points in their surrounding window are dark and pixels with only light point in the window are light. However, it does seem that the legend used for pixels uses different interval values than that for the pixels. Othe

[gdal-dev] Map Algebra revisited

2018-01-22 Thread a.hagen-zanker
Dear all, I would like to re-open an older discussion. At several points in the last year there has been a discussion of raster algebra / map algebra functionality on this list. There still is an associated RFC by Ari Jolma (https://trac.osgeo.org/gdal/wiki/rfc62_raster_algebra). The reason t