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bugfix when exaggerating bends

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Motiejus Jakštys 2021-05-19 22:57:51 +03:00 committed by Motiejus Jakštys
parent 6f3eea1882
commit b8c3c26196
1 changed files with 12 additions and 4 deletions
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16
wm.sql
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@ -518,8 +518,7 @@ begin
for i in 1..array_length(attrs, 1) loop
if attrs[i].isolated and attrs[i].adjsize < desired_size then
bend = wm_exaggerate_bend2(bends[i], attrs[i].adjsize, desired_size);
-- does bend intersect with the previous or next
-- Does bend intersect with the previous or next
-- intersect_patience bends? If they do, abort exaggeration for this one.
-- Do close-by bends intersect with this one? Special
@ -564,8 +563,17 @@ begin
-- bend, because bends always share a line segment together this is
-- duplicated in a few places, because PostGIS does not allow (?)
-- mutating an array when passed to a function.
bends[i-1] = st_removepoint(bends[i-1], st_npoints(bends[i-1])-1);
bends[i+1] = st_removepoint(bends[i+1], 0);
bends[i-1] = st_addpoint(
st_removepoint(bends[i-1], st_npoints(bends[i-1])-1),
st_pointn(bends[i], 1),
-1
);
bends[i+1] = st_addpoint(
st_removepoint(bends[i+1], 0),
st_pointn(bends[i], st_npoints(bends[i])-1),
0
);
if dbgname is not null then
insert into wm_debug (stage, name, gen, nbend, way) values(