It's an existing issue. https://github.com/gravitystorm/openstreetmap-carto/issues/1753 Vr gr Peter Elderson
Op di 12 feb. 2019 om 12:36 schreef Joseph Eisenberg < joseph.eisenb...@gmail.com>: > > Better rendering of tree_row on OSM Carto > > Please go to http://github.com/gravitystorm/openstreetmap-carto/issues/new > and explain the problems with the current rendering, then we can discuss > how to fix it. > On Tue, Feb 12, 2019 at 6:43 PM Peter Elderson <pelder...@gmail.com> > wrote: > >> Netherlands have very extensive use of tree rows. Lets take the roads. >> Roads in our polders are almost always lined with tree rows, exept for >> the many crossings, roundabouts, tunnels, bridges etcetera. These roads >> stretch many kilometers. The lining is often not singular, but lines each >> direction separately. Most of the time there are separate bicycle lanes, >> often lined with tree rows. For water drainage there are drainage ditches >> on both sifes, again often lined with tree rows. >> >> A motorway will often have double or triple tree rows on both sides and >> in the middle. On both sides of the motorway there usually is a parallel >> road, again lined with trees. >> >> Areas are often lined with trees. Even wood areas are often lined with >> tree rows. Water areas and waterways have tree rows most of the time. >> >> In cities, you will find rows of trees almost everywhere, not just lining >> roads. >> >> You can't map the individual trees. It's just too much and it changes >> faster than you can enter them. So most of the time, they are not mapped at >> all, for lack of properly rendering tree_row tag. The current fat green >> band rendering on Carto is worse than no rendering at all. Double and >> triple tree_rows are now often mapped as pieces of forest, and because of >> the regularity of appearance, orchards. >> >> For long single lane roads with single tree rows on each side, no bicycle >> and pedestrian ways on the sides and not too many interruptions, a >> tree-lined tag could be used. Most of the time, you would have to cut the >> road into many short pieces just to tag the tree lining variations correct. >> I'm not in favor of that. >> >> IMO the way to go is: >> - Better rendering of tree_row on OSM Carto (not our concern, but...) >> - Then, and only then, decent tagging of tree rows is an option. >> >> Tagging for the renderer? Well. Rendering is about the only use case for >> tagging tree rows, so how could it be anything else? >> >> Vr gr Peter Elderson >> >> >> Op di 12 feb. 2019 om 06:01 schreef Mark Wagner <mark+...@carnildo.com>: >> >>> On Mon, 11 Feb 2019 15:55:50 +0200 >>> Tomas Straupis <tomasstrau...@gmail.com> wrote: >>> >>> > Two things to add: >>> > 1. At least in Lithuania cartographic (topographic) "tree row" is >>> > defined as "a row of trees groing alongside a road or railway". That >>> > is random trees somewhere in a field do not become a "tree row" even >>> > if they are in a row. >>> > 2. If (1) is true in other countries, maybe "tree_row" should be an >>> > attribute of a road/railroad? Say >>> > highway=residential+tree_row=left|right|both. This way it would be >>> > much more convenient to create cartographically correct maps in 25k >>> > 50k scales without resorting to complex generalisation operations like >>> > displacement? >>> > >>> >>> Tree rows in the United States are usually planted as windbreaks. As >>> such, they're usually either perpendicular to the prevailing winds, or >>> run along the edge of someone's property line. Occasionally they're >>> planted for shade purposes, in which case they run east-west. Tree >>> rows planted parallel to a road are uncommon. >>> >>> "tree_row" as an attribute of a road might make sense, in the >>> same way as "sidewalk" tags do. As a replacement for >>> "natural=tree_row", it excludes a lot of the existing uses. >>> >>> -- >>> Mark >>> >>> _______________________________________________ >>> Tagging mailing list >>> Tagging@openstreetmap.org >>> https://lists.openstreetmap.org/listinfo/tagging >>> >> _______________________________________________ >> Tagging mailing list >> Tagging@openstreetmap.org >> https://lists.openstreetmap.org/listinfo/tagging >> > _______________________________________________ > Tagging mailing list > Tagging@openstreetmap.org > https://lists.openstreetmap.org/listinfo/tagging >
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