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Motiejus Jakštys 2021-05-19 22:57:49 +03:00 committed by Motiejus Jakštys
parent 4df7ab4784
commit a14ae8a65f
1 changed files with 18 additions and 8 deletions
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wm.sql
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@ -86,7 +86,10 @@ begin
dbgpolygon = null;
if st_npoints(bends[i]) >= 3 then
dbgpolygon = st_makepolygon(st_addpoint(bends[i], st_startpoint(bends[i])));
dbgpolygon = st_makepolygon(
st_addpoint(bends[i],
st_startpoint(bends[i]))
);
end if;
insert into wm_debug(stage, name, gen, nbend, way) values(
'bbends-polygon',
@ -100,8 +103,8 @@ begin
end
$$ language plpgsql;
-- wm_fix_gentle_inflections moves bend endpoints following "Gentle Inflection at
-- End of a Bend" section.
-- wm_fix_gentle_inflections moves bend endpoints following "Gentle Inflection
-- at End of a Bend" section.
--
-- The text does not specify how many vertices can be "adjusted"; it can
-- equally be one or many. This function is adjusting many, as long as the
@ -144,7 +147,10 @@ begin
dbgpolygon = null;
if st_npoints(bends[i]) >= 3 then
dbgpolygon = st_makepolygon(st_addpoint(bends[i], st_startpoint(bends[i])));
dbgpolygon = st_makepolygon(
st_addpoint(bends[i],
st_startpoint(bends[i]))
);
end if;
insert into wm_debug(stage, name, gen, nbend, way) values(
@ -160,7 +166,7 @@ end
$$ language plpgsql;
-- wm_fix_gentle_inflections1 fixes gentle inflections of an array of lines in
-- one direction. This is an implementation detail of wm_fix_gentle_inflections.
-- one direction. An implementation detail of wm_fix_gentle_inflections.
drop function if exists wm_fix_gentle_inflections1;
create function wm_fix_gentle_inflections1(INOUT bends geometry[]) as $$
declare
@ -471,7 +477,10 @@ begin
-- remove last vertex of the previous bend and
-- first vertex of the next bend, because bends always
-- share a line segment together
tmpbendattrs.bend = st_removepoint(bendattrs[i-1].bend, st_npoints(bendattrs[i-1].bend)-1);
tmpbendattrs.bend = st_removepoint(
bendattrs[i-1].bend,
st_npoints(bendattrs[i-1].bend)-1
);
bendattrs[i-1] = tmpbendattrs;
tmpbendattrs.bend = st_removepoint(bendattrs[i+1].bend, 0);
bendattrs[i+1] = tmpbendattrs;
@ -515,7 +524,8 @@ begin
skip_next = false;
else
this = bendattrs[i].curvature * isolation_threshold;
if bendattrs[i-1].curvature < this and bendattrs[i+1].curvature < this then
if bendattrs[i-1].curvature < this and
bendattrs[i+1].curvature < this then
res.isolated = true;
bendattrs[i] = res;
skip_next = true;
@ -567,7 +577,7 @@ begin
for i in 1..array_length(lines, 1) loop
npoints = npoints + st_numpoints(lines[i]);
end loop;
secs = npoints / 800;
secs = npoints / 150;
end
$$ language plpgsql;