From 14357d3d4f4edfd1cbea72636089371a9159ed21 Mon Sep 17 00:00:00 2001
From: Matthias Jung <m.jung@uni-wuerzburg.de>
Date: Sat, 28 Feb 2026 22:43:42 +0100
Subject: [PATCH] feature: add sourcecoder, channelcoder and mapper

---
 latex/settings.tex | 84 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)

diff --git a/latex/settings.tex b/latex/settings.tex
index a45482b..cb66eac 100644
--- a/latex/settings.tex
+++ b/latex/settings.tex
@@ -1063,3 +1063,87 @@
     \circuitikzbasekey/bipole/is voltageoutsideofsymbol=true}
 
 \makeatother
+
+
+% Channel Coder
+\makeatletter
+\ctikzset{bipoles/channelcoder/width/.initial=.7}
+
+\pgfcirc@define@twoports{blocks}
+{}
+{\ctikzvalof{bipoles/channelcoder/width}}
+{channelcoder}
+{\ctikzvalof{bipoles/channelcoder/width}}
+{\ctikzvalof{bipoles/channelcoder/width}}
+{
+    \pgfcirc@twoport@draw@splitline
+    %
+    \pgf@circ@text@strokecolor
+    \pgftext[center,x=0.55\pgf@circ@res@left,y=0.6\pgf@circ@res@up]{\tiny 01}
+    \pgftext[center,x=0.30\pgf@circ@res@right,y=0.6\pgf@circ@res@down]{\tiny 01+01}
+}
+
+\pgfcirc@activate@bipole@simple{l}{channelcoder}
+\makeatother
+
+% Source Coder
+\makeatletter
+\ctikzset{bipoles/sourcecoder/width/.initial=.7}
+
+\pgfcirc@define@twoports{blocks}
+{}
+{\ctikzvalof{bipoles/sourcecoder/width}}
+{sourcecoder}
+{\ctikzvalof{bipoles/sourcecoder/width}}
+{\ctikzvalof{bipoles/sourcecoder/width}}
+{
+    \pgfcirc@twoport@draw@splitline
+    %
+    \pgf@circ@text@strokecolor
+    \pgftext[center,x=0.30\pgf@circ@res@left,y=0.6\pgf@circ@res@up]{\tiny 0101}
+    \pgftext[center,x=0.55\pgf@circ@res@right,y=0.6\pgf@circ@res@down]{\tiny 01}
+}
+
+\pgfcirc@activate@bipole@simple{l}{sourcecoder}
+\makeatother
+
+% Mapper
+\makeatletter
+\ctikzset{bipoles/mapper/width/.initial=.7}
+
+\pgfcirc@define@twoports{blocks}
+{}
+{\ctikzvalof{bipoles/mapper/width}}
+{mapper}
+{\ctikzvalof{bipoles/mapper/width}}
+{\ctikzvalof{bipoles/mapper/width}}
+{
+    \pgfcirc@twoport@draw@splitline
+    %
+    \pgf@circ@text@strokecolor
+    \pgftext[center,x=0.55\pgf@circ@res@left,y=0.6\pgf@circ@res@up]{\tiny 01}
+    %
+    \pgfpathmoveto{\pgfpoint{0.50\pgf@circ@res@right}{-0.25\pgf@circ@res@up}}
+    \pgfpathlineto{\pgfpoint{0.50\pgf@circ@res@right}{-0.75\pgf@circ@res@up}}
+    \pgfusepath{draw}
+    %
+    \pgfpathmoveto{\pgfpoint{0.25\pgf@circ@res@right}{-0.50\pgf@circ@res@up}}
+    \pgfpathlineto{\pgfpoint{0.75\pgf@circ@res@right}{-0.50\pgf@circ@res@up}}
+    \pgfusepath{draw}
+    %
+    \pgfpathcircle{\pgfpoint{0.65\pgf@circ@res@right}{-0.65\pgf@circ@res@up}}{0.05\pgf@circ@res@up}
+    \pgfusepath{fill}
+    %
+    \pgfpathcircle{\pgfpoint{0.35\pgf@circ@res@right}{-0.65\pgf@circ@res@up}}{0.05\pgf@circ@res@up}
+    \pgfusepath{fill}
+    %
+    \pgfpathcircle{\pgfpoint{0.65\pgf@circ@res@right}{-0.35\pgf@circ@res@up}}{0.05\pgf@circ@res@up}
+    \pgfusepath{fill}
+    %
+    \pgfpathcircle{\pgfpoint{0.35\pgf@circ@res@right}{-0.35\pgf@circ@res@up}}{0.05\pgf@circ@res@up}
+    \pgfusepath{fill}
+    %
+}
+
+\pgfcirc@activate@bipole@simple{l}{mapper}
+\makeatother
\ No newline at end of file