commit a8dc7e82d5bd23a11ab82dd33f48a585a6254471 (tree)
parent c4d6a764ed1b1a326cc868f3c4b9b20b46a52177
Author: Motiejus Jakštys <desired.mta@gmail.com>
Date: Tue, 26 May 2020 14:07:28 +0300
be explicit about tolerances
Diffstat:
2 files changed, 17 insertions(+), 13 deletions(-)
diff --git a/II/Referatas/Makefile b/II/Referatas/Makefile
@@ -1,7 +1,9 @@
-TOLERANCES = 100 125 250 500 1000 2000 4000
+ZEIMENA_TOLERANCES = 100 125 250 500 1000 2000 4000
+SINEWAVE_TOLERANCES = 4 5
GEN = $(addsuffix .pdf, \
- $(addprefix zeimena-douglas-,$(TOLERANCES)) \
- $(addprefix zeimena-visvalingam-,$(TOLERANCES)))
+ $(addprefix sinewave-douglas-,$(SINEWAVE_TOLERANCES)) \
+ $(addprefix zeimena-douglas-,$(ZEIMENA_TOLERANCES)) \
+ $(addprefix zeimena-visvalingam-,$(ZEIMENA_TOLERANCES)))
mj-referatas.pdf: mj-referatas.tex version.tex bib.bib zeimena-pretty.pdf \
sinewave.pdf sinewave-douglas-5.pdf $(GEN)
diff --git a/II/Referatas/mj-referatas.tex b/II/Referatas/mj-referatas.tex
@@ -177,32 +177,32 @@ retained.
\begin{figure}[H]
\renewcommand{\tabularxcolumn}[1]{>{\center\small}m{#1}}
- \begin{tabularx}{\textwidth}{ p{1.5cm} | X | X | }
- Tolerance &
- Douglas \& Peucker &
- Visvalingam-Whyatt \tabularnewline \hline
+ \begin{tabularx}{\textwidth}{ p{2.1cm} | X | X | }
+ Tolerance DP/VW &
+ Douglas \& Peucker &
+ Visvalingam-Whyatt \tabularnewline \hline
- 125 &
+ 125/15625 &
\includegraphics[width=\linewidth]{zeimena-douglas-125} &
\includegraphics[width=\linewidth]{zeimena-visvalingam-125} \tabularnewline \hline
- 250 &
+ 250/62500 &
\includegraphics[width=.5\linewidth]{zeimena-douglas-250} &
\includegraphics[width=.5\linewidth]{zeimena-visvalingam-250} \tabularnewline \hline
- 500 &
+ 500/250000 &
\includegraphics[width=.25\linewidth]{zeimena-douglas-500} &
\includegraphics[width=.25\linewidth]{zeimena-visvalingam-500} \tabularnewline \hline
- 1000 &
+ 1000/1000000 &
\includegraphics[width=.125\linewidth]{zeimena-douglas-1000} &
\includegraphics[width=.125\linewidth]{zeimena-visvalingam-1000} \tabularnewline \hline
- 2000 &
+ 2000/4000000 &
\includegraphics[width=.0625\linewidth]{zeimena-douglas-2000} &
\includegraphics[width=.0625\linewidth]{zeimena-visvalingam-2000} \tabularnewline \hline
- 4000 &
+ 4000/16000000 &
\includegraphics[width=.0625\linewidth]{zeimena-douglas-4000} &
\includegraphics[width=.0625\linewidth]{zeimena-visvalingam-4000} \tabularnewline \hline
\end{tabularx}
@@ -210,6 +210,8 @@ retained.
\label{tab:dp-vs-vw}
\end{figure}
+
+
To sum up, both {\VW} and {\DP} simplify the lines, but their cartographic
output poorly represents lines and bends. Where to look for better output?
