Compare commits
No commits in common. "master" and "v0.2" have entirely different histories.
@ -1,28 +1,9 @@
|
||||
image: luki42/latex-full:latest
|
||||
|
||||
stages:
|
||||
- build
|
||||
- release
|
||||
|
||||
|
||||
build:
|
||||
stage: build
|
||||
script:
|
||||
- cd src
|
||||
- latexmk -pdf -file-line-error -interaction=nonstopmode -halt-on-error -output-format=pdf main.tex
|
||||
artifacts:
|
||||
paths:
|
||||
- "src/*.pdf"
|
||||
|
||||
release:
|
||||
image: inetprocess/gitlab-release
|
||||
stage: release
|
||||
only:
|
||||
- tags
|
||||
except:
|
||||
- schedules
|
||||
dependencies:
|
||||
- build
|
||||
script:
|
||||
- gitlab-release --message 'Automatic release' ./src/main.pdf
|
||||
|
||||
|
@ -1,3 +0,0 @@
|
||||
# Struktur -Pointer Referat
|
||||
|
||||
https://gitlab.heili.eu/school/structref/uploads/a252643f17c0a7c036bea20f900de44f/Struct-Pointer-Referat.pdf
|
300
src/main.tex
300
src/main.tex
@ -3,7 +3,7 @@
|
||||
% Struktur und Pointer Referat
|
||||
% 20.04.2020
|
||||
%----------------------------------------------------------------------------------------
|
||||
\usetheme{focus}
|
||||
\usetheme{focus} % Use the Focus theme supplied with the template
|
||||
|
||||
\usepackage[utf8]{inputenc}
|
||||
|
||||
@ -11,7 +11,7 @@
|
||||
\usepackage{amsmath}
|
||||
\usepackage{hyperref}
|
||||
\usepackage{graphicx}
|
||||
\usepackage{listings}
|
||||
\usepackage{listings} % Required for better table rules
|
||||
\usepackage{xcolor}
|
||||
|
||||
% Farbdefinitionen
|
||||
@ -51,12 +51,14 @@
|
||||
% TITLE SLIDE
|
||||
%----------------------------------------------------------------------------------------
|
||||
|
||||
\title{Strukturen + Pointer}
|
||||
\title{Strukturen + Pointer \\ Call by Reference/Value}
|
||||
|
||||
\subtitle{mit Anwendungsfälle / Programmierbeispiele}
|
||||
|
||||
\author{Lukas Heiligenbrunner}
|
||||
|
||||
\institute{HTL Steyr \\ Schlüsselhofgasse 63}
|
||||
|
||||
\date{\today}
|
||||
|
||||
%------------------------------------------------
|
||||
@ -66,7 +68,102 @@
|
||||
%------------------------------------------------
|
||||
|
||||
\begin{frame}
|
||||
\maketitle
|
||||
\maketitle % Automatically created using the information in the commands above
|
||||
\end{frame}
|
||||
|
||||
%----------------------------------------------------------------------------------------
|
||||
% SECTION 1
|
||||
%----------------------------------------------------------------------------------------
|
||||
|
||||
|
||||
\section{Strukturen} % Section title slide, unnumbered
|
||||
|
||||
%------------------------------------------------
|
||||
|
||||
\begin{frame}{Strukturen Allgemein}
|
||||
\input{structallg.tex}
|
||||
\end{frame}
|
||||
|
||||
%------------------------------------------------
|
||||
|
||||
\begin{frame}[fragile, allowframebreaks]{C Syntax}
|
||||
Definition:
|
||||
\begin{lstlisting}
|
||||
struct Adresse {
|
||||
char name[50];
|
||||
char strasse[100];
|
||||
short hausnummer;
|
||||
long plz;
|
||||
char stadt[50];
|
||||
};
|
||||
\end{lstlisting}
|
||||
Anwendung:
|
||||
\begin{lstlisting}
|
||||
// Variable der Struktur erstellen
|
||||
struct Adresse adresseKurt;
|
||||
// Zugriff auf die Elemente
|
||||
strcpy(adresseKurt.name, "Kurt Kanns");
|
||||
adresseKurt.hausnummer = 23;
|
||||
adresseKurt.plz = 45678;
|
||||
\end{lstlisting}
|
||||
|
||||
\framebreak
|
||||
|
||||
Typdefinition mit typedef:
|
||||
\begin{lstlisting}
|
||||
typedef struct Adresse {
|
||||
char name[50];
|
||||
short hausnummer;
|
||||
} ADR;
|
||||
|
||||
ADR a1,a2;
|
||||
\end{lstlisting}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}{Sonstiges}
|
||||
\begin{itemize}
|
||||
\item Strukturtypdeklaration: struct Adresse {…};
|
||||
\item Gesamtlänge der Struktur: sizeof(Struktur)
|
||||
\item Zugriff auf einzelne Komponenten durch\\
|
||||
Punktnotation: Adresse1.Vorname = “Peter“;
|
||||
\item Weitere Strukturen hinzufügen: struct Adresse Adresse5;
|
||||
\item Weiteres hinzufügen von Komponenten während der Laufzeit nicht möglich.
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
%------------------------------------------------
|
||||
|
||||
\begin{frame}[fragile]{Strukturen als Funktionsargument}
|
||||
Ohne Typedef:
|
||||
\begin{lstlisting}
|
||||
void testfunc(struct Adresse a){
|
||||
long plz = a.plz;
|
||||
}
|
||||
\end{lstlisting}
|
||||
Mit Typedef:
|
||||
\begin{lstlisting}
|
||||
void testfunc(ADR a){
|
||||
long plz = a.plz;
|
||||
}
|
||||
\end{lstlisting}
|
||||
\end{frame}
|
||||
|
||||
%------------------------------------------------
|
||||
|
||||
\begin{frame}[fragile]{Strukturen in Java}
|
||||
\begin{itemize}
|
||||
\item existieren nicht
|
||||
\item stattdessen Objekte
|
||||
\end{itemize}
|
||||
\begin{lstlisting}[language=java]
|
||||
public class Adresse
|
||||
{
|
||||
String name;
|
||||
String strasse;
|
||||
short hausnummer;
|
||||
long plz;
|
||||
String stadt;
|
||||
}
|
||||
\end{lstlisting}
|
||||
\end{frame}
|
||||
|
||||
%----------------------------------------------------------------------------------------
|
||||
@ -91,10 +188,7 @@
|
||||
\item definiert einen Pointer
|
||||
\item Wert eines Pointers
|
||||
\end{itemize}
|
||||
\item Operator \&
|
||||
\begin{itemize}
|
||||
\item Adresse einer Variable
|
||||
\end{itemize}
|
||||
\item \& Operator: Adresse einer Variable
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
@ -105,16 +199,16 @@
|
||||
#include <stdio.h>
|
||||
int main()
|
||||
{
|
||||
// Variable definieren
|
||||
//Variable declaration
|
||||
int num = 10;
|
||||
|
||||
// Pointer definieren
|
||||
//Pointer declaration
|
||||
int *p;
|
||||
|
||||
// Adresse von num --> p zuweisen
|
||||
p = #
|
||||
//Assigning address of num to the pointer p
|
||||
p = *num;
|
||||
|
||||
printf("Num: %d", *p);
|
||||
printf("Address of variable: %p", p);
|
||||
return 0;
|
||||
}
|
||||
\end{lstlisting}
|
||||
@ -123,183 +217,7 @@ int main()
|
||||
%------------------------------------------------
|
||||
|
||||
\begin{frame}{Pointer in Java}
|
||||
\begin{itemize}
|
||||
\item Alle Objekte automatisch Pointer
|
||||
\item Primitives (int, float, double) keine Pointer
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
%----------------------------------------------------------------------------------------
|
||||
% SECTION 2
|
||||
%----------------------------------------------------------------------------------------
|
||||
|
||||
|
||||
\section{Strukturen} % Section title slide, unnumbered
|
||||
|
||||
%------------------------------------------------
|
||||
|
||||
\begin{frame}{Strukturen Allgemein}
|
||||
\begin{itemize}
|
||||
\item kategorisieren von Variablen
|
||||
\begin{itemize}
|
||||
\item Variablen \textit{(int, char, double, float)}
|
||||
\item Pointer
|
||||
\item Arrays
|
||||
\end{itemize}
|
||||
\item Keyword \textit{struct}
|
||||
\item verbessert Übersicht
|
||||
\item Schritt Richtung Objektorientierung
|
||||
\item ideal für Listen und Baumstruktur
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
%------------------------------------------------
|
||||
|
||||
\begin{frame}[fragile, allowframebreaks]{C Syntax}
|
||||
Definition:
|
||||
\begin{lstlisting}
|
||||
struct Adresse {
|
||||
char name[50];
|
||||
int *nummer;
|
||||
short hausnummer;
|
||||
long plz;
|
||||
};\end{lstlisting}
|
||||
Anwendung:
|
||||
\begin{lstlisting}
|
||||
// Variable der Struktur erstellen
|
||||
struct Adresse adresseKurt;
|
||||
// Zugriff auf die Elemente
|
||||
strcpy(adresseKurt.name, "Kurt Kanns");
|
||||
adresseKurt.hausnummer = 23;
|
||||
int nr = 4;
|
||||
adresseKurt.nummer = &nr;
|
||||
adresseKurt.plz = 45678;\end{lstlisting}
|
||||
|
||||
\framebreak
|
||||
|
||||
Typdefinition mit typedef:
|
||||
\begin{lstlisting}
|
||||
struct Adresse {
|
||||
char name[50];
|
||||
short hausnummer;
|
||||
};
|
||||
typedef struct Adresse Adr;
|
||||
|
||||
Adr a1,a2; // Datentyp Adr
|
||||
\end{lstlisting}
|
||||
|
||||
Kombination:
|
||||
\begin{lstlisting}
|
||||
typedef struct Adresse {
|
||||
char name[50];
|
||||
short hausnummer;
|
||||
} Adr;
|
||||
|
||||
Adr a1,a2; // Datentyp Adr
|
||||
\end{lstlisting}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}{Sonstiges}
|
||||
\begin{itemize}
|
||||
\item Strukturtypdeklaration: struct Adresse \{…\};
|
||||
\item Zugriff auf einzelne Komponenten durch\\
|
||||
Punktnotation: (Adresse1.Vorname = “Peter“);
|
||||
\item Pfeilnotation (->) wenn struct Pointer
|
||||
\item Gesamtlänge der Struktur: sizeof(<Struktur>)
|
||||
\item Weiteres hinzufügen von Komponenten während der Laufzeit nicht möglich.
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
%------------------------------------------------
|
||||
|
||||
\begin{frame}[fragile]{Strukturen als Funktionsargument}
|
||||
Ohne Typedef:
|
||||
\begin{lstlisting}
|
||||
void testfunc(struct Adresse a){
|
||||
long plz = a.plz;
|
||||
}
|
||||
\end{lstlisting}
|
||||
Mit Typedef:
|
||||
\begin{lstlisting}
|
||||
void testfunc(Adr a){
|
||||
long plz = a.plz;
|
||||
}
|
||||
\end{lstlisting}
|
||||
\end{frame}
|
||||
|
||||
%------------------------------------------------
|
||||
|
||||
\begin{frame}[fragile]{Strukturen in Java}
|
||||
\begin{itemize}
|
||||
\item existieren nicht
|
||||
\item stattdessen Klassen
|
||||
\end{itemize}
|
||||
\begin{lstlisting}[language=java]
|
||||
public class Adresse
|
||||
{
|
||||
String name;
|
||||
String strasse;
|
||||
short hausnummer;
|
||||
long plz;
|
||||
String stadt;
|
||||
}
|
||||
\end{lstlisting}
|
||||
\end{frame}
|
||||
|
||||
%----------------------------------------------------------------------------------------
|
||||
% SECTION 3
|
||||
%----------------------------------------------------------------------------------------
|
||||
|
||||
|
||||
\section{Anwendung} % Section title slide, unnumbered
|
||||
|
||||
%------------------------------------------------
|
||||
|
||||
\begin{frame}[fragile]{Struktur als Pointer}
|
||||
\begin{lstlisting}
|
||||
struct mystruct {
|
||||
int data;
|
||||
};
|
||||
typedef struct MyStruct MyStruct;
|
||||
|
||||
void beispiel(MyStruct * str) {
|
||||
int d = str->data;
|
||||
int dd = (*str).data; // equivalent
|
||||
}
|
||||
|
||||
int main(){
|
||||
MyStruct struc;
|
||||
struc.data = 5;
|
||||
beispiel(&struc);
|
||||
|
||||
return 0;
|
||||
}
|
||||
\end{lstlisting}
|
||||
\end{frame}
|
||||
|
||||
%------------------------------------------------
|
||||
|
||||
\begin{frame}[fragile]{Verkettete Listen}
|
||||
\begin{lstlisting}
|
||||
struct node {
|
||||
int data;
|
||||
struct node* next; /* Typ Node hier nicht moeglich
|
||||
da erst spaeter definiert */
|
||||
};
|
||||
typedef struct node Node;
|
||||
|
||||
void beispiel() {
|
||||
// Erstellen von root
|
||||
Node *root = malloc(sizeof(Node));
|
||||
|
||||
root->data = 17;
|
||||
|
||||
// Anhaengen eines Knotens
|
||||
Node *secondNode = malloc(sizeof(Node));
|
||||
root->next = secondNode;
|
||||
secondNode->data = 19;
|
||||
}
|
||||
\end{lstlisting}
|
||||
todo
|
||||
\end{frame}
|
||||
|
||||
%------------------------------------------------
|
||||
@ -314,7 +232,7 @@ void beispiel() {
|
||||
|
||||
\appendix
|
||||
|
||||
\begin{frame}{Quellen}
|
||||
\begin{frame}{References}
|
||||
\nocite{*} % Display all references regardless of if they were cited
|
||||
\bibliography{quellen}
|
||||
\bibliographystyle{plain}
|
||||
|
13
src/structallg.tex
Normal file
13
src/structallg.tex
Normal file
@ -0,0 +1,13 @@
|
||||
\begin{itemize}
|
||||
\item kategorisieren von Variablen
|
||||
\begin{itemize}
|
||||
\item Variablen \textit{(int, char, double, float)}
|
||||
\item Pointer
|
||||
\item Arrays
|
||||
\end{itemize}
|
||||
\item Keyword \textit{struct}
|
||||
\pause
|
||||
\item verbessert Übersicht
|
||||
\item Schritt richtung Objektorientierung
|
||||
\item ideal für Listen und Baumstruktur
|
||||
\end{itemize}
|
Loading…
x
Reference in New Issue
Block a user