first test figure

Makefile

@@ -5,15 +5,13 @@ SLIDES = slides-2021-03-29.pdf
 NON_ARCHIVABLES = notes.txt referatui.txt slides-2021-03-29.txt
 ARCHIVABLES = $(filter-out $(NON_ARCHIVABLES),$(shell git ls-files .))
 
+GIT_DEP=
 ifeq ($(shell git rev-parse --is-inside-git-dir),true)
 GIT_DEP=$(shell git rev-parse --show-toplevel)/.git
-else
-GIT_DEP=
 endif
 
 .PHONY: test
-test: tests.sql .faux.db
-	./db -f tests.sql
+test: .faux_test
 
 .PHONY: test-integration
 test-integration: .faux_filter-rivers
@@ -22,7 +20,8 @@ test-integration: .faux_filter-rivers
 .PHONY: clean
 clean:
 	-./db stop
-	-rm .faux_filter-rivers .faux_import-osm .faux.db $(SLIDES)
+	-rm .faux_test .faux_filter-rivers .faux_import-osm .faux.db \
+		$(SLIDES)
 
 .PHONY: clean-tables
 clean-tables:
@@ -33,7 +32,7 @@ clean-tables:
 .PHONY: slides
 slides: $(SLIDES)
 
-mj-msc.pdf: mj-msc.tex version.tex bib.bib 
+mj-msc.pdf: mj-msc.tex test-figures.pdf version.tex bib.bib
 	latexmk -shell-escape -g -pdf $<
 
 mj-msc-all.pdf: mj-msc.pdf version.tex $(ARCHIVABLES)
@@ -45,11 +44,12 @@ mj-msc-all.pdf: mj-msc.pdf version.tex $(ARCHIVABLES)
 	done
 	mv .tmp-$@ $@
 
-slides-2021-03-29.pdf: slides-2021-03-29.txt
-	pandoc -t beamer -i $< -o $@
+test-figures.pdf: layer2img.py tests.sql
+	python ./layer2img.py --group1-table=figures --outfile=$@
 
-slides-2021-03-29.html: slides-2021-03-29.txt
-	pandoc --verbose -t slidy --self-contained $< -o $@ $(SLIDY_ARGS)
+.faux_test: tests.sql wm.sql .faux.db
+	./db -f tests.sql
+	touch $@
 
 .faux_filter-rivers: .faux_import-osm
 	./db -v where="$(WHERE)" -f aggregate-rivers.sql
@@ -74,3 +74,10 @@ version.tex: Makefile $(GIT_DEP)
 	( \
 		TZ=UTC date '+\gdef\VCDescribe{%F ($(REF))}%'; \
 	) > $@
+
+# slides
+slides-2021-03-29.pdf: slides-2021-03-29.txt
+	pandoc -t beamer -i $< -o $@
+
+slides-2021-03-29.html: slides-2021-03-29.txt
+	pandoc --verbose -t slidy --self-contained $< -o $@ $(SLIDY_ARGS)

layer2img.py

@@ -142,7 +142,7 @@ def add_lines(ax, group):
         for geom in getattr(g, 'geoms', [g]):
             x, y = zip(*geom.coords)
             narrs = geom.length / 16
-            arrowplot(ax, np.array(x), np.array(y), narrs=narrs)
+            #arrowplot(ax, np.array(x), np.array(y), narrs=narrs)
 
 def main():
     args = parse_args()
@@ -159,10 +159,10 @@ def main():
         ax.set_ylim(bottom=c[1], top=c[3])
 
     if group1 is not None:
-        group1.plot(ax=ax, color=PURPLE)
+        group1.plot(ax=ax, color=ORANGE)
         add_lines(ax, group1)
     if group2 is not None:
-        group2.plot(ax=ax, color=ORANGE)
+        group2.plot(ax=ax, color=PURPLE)
         add_lines(ax, group2)
     if group3 is not None:
         group3.plot(ax=ax, color=GREEN)

mj-msc.tex

@@ -155,8 +155,8 @@ generalization.
 \subsection{Modern approaches}
 
 Due to their simplicity and ubiquity, {\DP} and {\VW} have been established as
-go-to algorithms for line generalization. During recent years, more modern
-replacement algorithms have emerged. These fall into roughly two categories:
+go-to algorithms for line generalization. During recent years, alternatives
+have emerged. These modern replacements fall into roughly two categories:
 
 \begin{itemize}
     \item Cartographic knowledge was encoded to an algorithm (bottom-up
@@ -204,7 +204,12 @@ The full test suite can be executed with a single command, and completes in a
 few seconds. Having an easily accessible test suite boosts confidence that no
 unexpected regressions have been added while modifying the algorithm.
 
-<TODO: expand with a screenshot>
+\begin{figure}[H]
+    \centering
+    \includegraphics[width=\linewidth]{test-figures}
+    \caption{Visualized figures for automated text cases}
+    \label{fig:test-figures}
+\end{figure}
 
 \section{Description of the implementation}