motiejus/wm
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generate WM visuals

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Motiejus Jakštys 2021-05-19 22:57:50 +03:00 committed by Motiejus Jakštys
parent 8811e55728
commit ce1d1eb6fd
2 changed files with 7 additions and 3 deletions
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3
Makefile
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@ -58,6 +58,9 @@ mj-msc-full.pdf: mj-msc.pdf version.inc.tex $(ARCHIVABLES) ## Thesis for publish
.PHONY: test .PHONY: test
test: .faux_test ## Unit tests (fast) test: .faux_test ## Unit tests (fast)
.PHONY: visuals
visuals: .faux_visuals # Generate visuals for paper (fast)
.PHONY: test-rivers .PHONY: test-rivers
test-rivers: .faux_test-rivers ## Rivers tests (slow) test-rivers: .faux_test-rivers ## Rivers tests (slow)

7
visuals.sql
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@ -85,16 +85,17 @@ declare
i integer; i integer;
geom1 geometry; geom1 geometry;
geom2 geometry; geom2 geometry;
geom3 geometry;
begin begin
foreach i in array array[16, 64, 256] loop foreach i in array array[16, 64, 256] loop
geom1 = st_simplify((select way from wm_visuals where name='salvis'), i); geom1 = st_simplify((select way from wm_visuals where name='salvis'), i);
geom2 = st_simplifyvw((select way from wm_visuals where name='salvis'), i*i); geom2 = st_simplifyvw((select way from wm_visuals where name='salvis'), i*i);
geom3 = st_simplifywm((select way from wm_visuals where name='salvis'), i);
insert into wm_visuals(name, way) values insert into wm_visuals(name, way) values
('salvis-douglas-' || i, geom1), ('salvis-douglas-' || i, geom1),
('salvis-douglas-' || i || '-chaikin', st_chaikinsmoothing(geom1, 5)), ('salvis-douglas-' || i || '-chaikin', st_chaikinsmoothing(geom1, 5)),
('salvis-visvalingam-' || i, geom2), ('salvis-visvalingam-' || i, geom2),
('salvis-visvalingam-' || i || '-chaikin', st_chaikinsmoothing(geom2, 5)); ('salvis-visvalingam-' || i || '-chaikin', st_chaikinsmoothing(geom2, 5)),
('salvis-wm-' || i, geom3);
end loop; end loop;
end $$ language plpgsql; end $$ language plpgsql;
insert into wm_demo (name, way) select name, ST_SimplifyWM(way, 75, null, name) from wm_visuals where name='salvis';