add crossings

IV/Makefile

@@ -122,6 +122,9 @@ fig6-self-crossing-before.pdf: layer2img.py Makefile .faux_test
 		--group1-where="name='fig6' AND stage='bbends' AND gen=1" \
 		--group2-table=wm_visuals \
 		--group2-where="name='fig6-baseline'" \
+		--group3-table=wm_visuals \
+		--group3-where="name='fig6-newline'" \
+		--group3-linestyle=dashed \
 		--outfile=$@
 
 fig6-self-crossing-after.pdf: layer2img.py Makefile .faux_test

IV/layer2img.py

@@ -20,17 +20,20 @@ def parse_args():
     parser.add_argument('--group1-table')
     parser.add_argument('--group1-where')
     parser.add_argument('--group1-cmap', type=bool)
+    parser.add_argument('--group1-linestyle')
 
     parser.add_argument('--group2-table')
     parser.add_argument('--group2-where')
     parser.add_argument('--group2-cmap', type=bool)
+    parser.add_argument('--group2-linestyle')
 
     parser.add_argument('--group3-table')
     parser.add_argument('--group3-where')
     parser.add_argument('--group3-cmap', type=bool)
+    parser.add_argument('--group3-linestyle')
 
     parser.add_argument('--widthdiv',
-                        default=1, type=float, help='Size divisor')
+                        default=1, type=float, help='Width divisor')
 
     parser.add_argument('-o', '--outfile', metavar='<file>')
     parser.add_argument('--clip', type=float, nargs=4, metavar=BOUNDS)
@@ -46,15 +49,24 @@ def read_layer(table, maybe_where=None):
         sql += " WHERE %s" % maybe_where
     return geopandas.read_postgis(sql, con=conn, geom_col='way')
 
+def plot_args(color, maybe_cmap, maybe_linestyle):
+    if maybe_cmap:
+        r = {'cmap': CMAP}
+    else:
+        r = {'color': color}
+
+    if maybe_linestyle:
+        r['linestyle'] = maybe_linestyle
+    return r
 
 def main():
     args = parse_args()
     group1 = read_layer(args.group1_table, args.group1_where)
     group2 = read_layer(args.group2_table, args.group2_where)
     group3 = read_layer(args.group3_table, args.group3_where)
-    c1 = {'cmap': CMAP} if args.group1_cmap else {'color': BLACK}
+    c1 = plot_args(BLACK, args.group1_cmap, args.group1_linestyle)
-    c2 = {'cmap': CMAP} if args.group2_cmap else {'color': ORANGE}
+    c2 = plot_args(ORANGE, args.group2_cmap, args.group2_linestyle)
-    c3 = {'cmap': CMAP} if args.group3_cmap else {'color': GREEN}
+    c3 = plot_args(GREEN, args.group3_cmap, args.group3_linestyle)
 
     rc('text', usetex=True)
     fig, ax = plt.subplots()

IV/mj-msc.tex

@@ -184,6 +184,8 @@ open-source tools is an important foundation for future cartographic
 experimentation and development, thus it it benefits the cartographic society
 as a whole.
 
+<TODO: expand on each paper>
+
 \section{Methodology}
 \label{sec:methodology}
 

IV/tests.sql

@@ -57,10 +57,13 @@ insert into wm_demo (name, way) select name, ST_SimplifyWM(way, name) from wm_fi
 drop table if exists wm_visuals;
 create table wm_visuals (name text, way geometry);
 do $$
-  declare fig6 geometry;
+  declare fig6b1 geometry;
+  declare fig6b2 geometry;
 begin
-  select way from wm_debug where name='fig6' and stage='bbends' and gen=1 into fig6 limit 1 offset 2;
+  select way from wm_debug where name='fig6' and stage='bbends' and gen=1 into fig6b1 limit 1 offset 0;
-  insert into wm_visuals (name, way) values('fig6-baseline', st_makeline(st_startpoint(fig6), st_endpoint(fig6)));
+  select way from wm_debug where name='fig6' and stage='bbends' and gen=1 into fig6b2 limit 1 offset 2;
+  insert into wm_visuals (name, way) values('fig6-baseline', st_makeline(st_startpoint(fig6b2), st_endpoint(fig6b2)));
+  insert into wm_visuals (name, way) values('fig6-newline', st_makeline(st_endpoint(fig6b1), st_endpoint(fig6b2)));
 end $$ language plpgsql;
 
 do $$