Added presentation

presentation/lib/numberLine.tex

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+\RequirePackage{environ}
+
+% ### DEFINE NumberLine ENVIRONMENT ###
+% define numberLine/area parameters
+\pgfkeys{/numberLine/area/.is family, /numberLine/area,
+	height/.estore in = \numberLineAreaHeight,
+	color/.estore in = \numberLineAreaColor,
+	opacity/.estore in = \numberLineAreaOpacity,
+	label/.store in = \numberLineAreaLabel,
+	textcolor/.store in = \numberLineAreaTextcolor,
+	textabove/.store in = \numberLineAreaTextPosition
+}
+\pgfkeys{/numberLine/area, default/.style = {height=0.2, color=orange, opacity=1, label=, textcolor=black, textabove=0.2ex}}
+
+% define numberLine/area parameters
+\pgfkeys{/numberLine/point/.is family, /numberLine/point,
+	size/.estore in = \numberLinePointSize,
+	color/.estore in = \numberLinePointColor,
+	textcolor/.store in = \numberLinePointTextcolor,
+	textabove/.store in = \numberLinePointTextPosition
+}
+\pgfkeys{/numberLine/point, default/.style = {size=0.1, color=orange, textcolor=black, textabove=0.3ex}}
+
+% define environment
+\NewEnviron{numberLine}[3][]{	
+	% Draw an xtick at (1: x-position, 2: label to display)
+	\newcommand{\xtick}[2]{
+		\draw (##1,0.1) -- + (0,-0.2) node[below] {$##2$}
+	}
+	% Draw an area on the number-line (1: from x, 2: to x, 3: color)
+	\newcommand{\area}[3][]{
+		\pgfkeys{/numberLine/area, default, ##1}
+		\begin{pgfonlayer}{areas}
+			\fill [\numberLineAreaColor,fill opacity=\numberLineAreaOpacity] (##2,-0.1) rectangle (##3,{-0.1 + \numberLineAreaHeight})
+				node[pos=.5,yshift=\numberLineAreaTextPosition,label={[\numberLineAreaTextcolor]\numberLineAreaLabel}] {};
+		\end{pgfonlayer}
+	}
+	% Draw a point on the number-line (1: x-position, 2: color, 3: size)
+	\newcommand{\point}[3][]{
+		\pgfkeys{/numberLine/point, default, ##1}
+		\begin{pgfonlayer}{points}
+			\fill[\numberLinePointColor] (##2,0) circle (\numberLinePointSize)
+				node[above=\numberLinePointTextPosition,text=\numberLinePointTextcolor] {##3};
+		\end{pgfonlayer}
+	}
+
+
+	\pgfdeclarelayer{areas}
+	\pgfdeclarelayer{points}
+	\pgfsetlayers{areas,main,points}
+
+	\begin{tikzpicture}[#1]
+		\BODY
+		
+		%draw horizontal line above everything else (except the x-ticks)
+		\draw (#2,0) -- (#3,0);
+		%draw xticks above everything else
+		\foreach \x in {#2,...,#3}
+			\xtick{\x}{\x};
+	\end{tikzpicture}
+}

presentation/lib/pipeline.tex

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+\RequirePackage{environ}
+
+% Pipelines
+\usepackage{calc}
+\tikzset{%
+	pipelineStep/.style			= {rectangle, draw, minimum width=5em, align=center, minimum height=2em},
+	pipelineInput/.style		= {coordinate, draw, circle, inner sep=0pt,minimum size=0.7cm},
+	pipelineOutput/.style		= {coordinate, draw, circle, inner sep=0pt,minimum size=0.7cm},
+	pipelineConnection/.style	= {draw, -latex'}
+}
+
+\newcounter{previouspipelineelementindexcounter}
+\newcounter{nextpipelineelementindexcounter}
+\NewEnviron{pipeline}[1][]{
+	\setcounter{previouspipelineelementindexcounter}{0}
+	\setcounter{nextpipelineelementindexcounter}{1}
+	
+	\newcommand{\pipelineInput}[2][]{
+		\node[pipelineInput,##1] (step0) {##2};
+	}
+	\newcommand{\pipelineElement}[2][]{
+		\node[pipelineStep, right of=step\thepreviouspipelineelementindexcounter,##1](step\thenextpipelineelementindexcounter){##2};
+		\path[pipelineConnection] (step\thepreviouspipelineelementindexcounter) -- (step\thenextpipelineelementindexcounter);
+		\addtocounter{previouspipelineelementindexcounter}{1}
+		\addtocounter{nextpipelineelementindexcounter}{1}
+	}
+	\newcommand{\pipelineOutput}[2][]{
+		\node[pipelineOutput, right of=step\thepreviouspipelineelementindexcounter,##1](step\thenextpipelineelementindexcounter){##2};
+		\path[pipelineConnection] (step\thepreviouspipelineelementindexcounter) -- (step\thenextpipelineelementindexcounter);
+		\addtocounter{previouspipelineelementindexcounter}{1}
+		\addtocounter{nextpipelineelementindexcounter}{1}
+	}
+	% Group a range of pipeline elements within a rectangle
+	% param 1: from (number of the first element)
+	% param 2: to (number of the last element)
+	% param 3: Title of the group
+	\newcommand{\pipelineGroupSegment}[4][]{
+		\node[draw,inner sep=2mm,label=above:##4,fit=(step##2) (step##3),##1] {};
+	}
+
+	\begin{tikzpicture}[#1]
+		\BODY
+	\end{tikzpicture}
+}