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+91
-4
@@ -2,16 +2,103 @@
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#include <time.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#define MAX_RAND_TRIES_PER_WORD 10
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#define EMPTY_CHAR 0
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//TODO: Spiellogik implementieren:
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/* * Wörter aus der Wortliste zufällig horizontal oder vertikal platzieren
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* restliche Felder mit zufälligen Buchstaben füllen */
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typedef enum
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{
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HORIZONTAL,
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VERTICAL
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} Direction;
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// Creates the word salad by placing words randomly and filling empty spaces
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// Versucht, ein einzelnes Wort an einer zufaelligen Position zu platzieren; gibt 1 bei Erfolg zurück, sonst 0
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static int placeWord(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsigned int searchFieldLen, const char *word)
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{
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// Laenge des Wortes bestimmen
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unsigned int wordLen = strlen(word);
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// Leere Wörter oder Wörter die zu lang sind, werden uebersprungen (es wird 0 ausgegeben)
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if (wordLen == 0 || wordLen > searchFieldLen)
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return 0;
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// Wenn das Spielfeld voll ist, soll es nicht endlos weiterprobiert werden
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for (int try = 0; try < MAX_RAND_TRIES_PER_WORD; try++)
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{
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// Es wird zufällig entschieden, ob das Wort waagerecht oder senkrecht geschrieben wird
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Direction dir = rand() % 2;
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unsigned int row, col;
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// Startposition so wählen, dass das Wort ins Spielfeld passt
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if (dir == HORIZONTAL)
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{
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row = rand() % searchFieldLen;
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col = rand() % (searchFieldLen - wordLen + 1);
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}
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else
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{
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row = rand() % (searchFieldLen - wordLen + 1);
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col = rand() % searchFieldLen;
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}
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// Pruefen, ob alle benoetigten Felder noch leer sind
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int isFree = 1;
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for (unsigned int i = 0; i < wordLen; i++)
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{
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if (dir == HORIZONTAL && salad[row][col + i] != EMPTY_CHAR)
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isFree = 0;
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if (dir == VERTICAL && salad[row + i][col] != EMPTY_CHAR)
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isFree = 0;
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}
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if (isFree)
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{
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// Erst nach Pruefung das Wort vollständig eintragen
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for (unsigned int i = 0; i < wordLen; i++)
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{
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if (dir == HORIZONTAL)
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salad[row][col + i] = toupper(word[i]);
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else
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salad[row + i][col] = toupper(word[i]);
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}
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return 1;
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}
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}
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// Wenn jeder Versuch fehlgeschloagen ist, wird 0 zurueckgegeben
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return 0;
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}
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// Erstellt den Wortsalat: platziert die Woerter zufaellig und fuellt leere Felder auf
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int createWordSalad(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsigned int searchFieldLen, const char words[][MAX_WORD_LEN], unsigned int wordCount)
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{
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static int isSeeded = 0; // Einmaliger Beginn des Zufallsgenerators gefordert
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int placedWords = 0; // Anzahl erfogreicher Woerter
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// Zufallszahlengenerator nur einmal initialisieren
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if (!isSeeded)
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{
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srand(time(NULL));
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isSeeded = 1;
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}
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// Alle Felder als leer markieren
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for (unsigned int i = 0; i < searchFieldLen; i++)
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for (unsigned int j = 0; j < searchFieldLen; j++)
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salad[i][j] = EMPTY_CHAR;
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// Woerter platzieren, erfolgreiche Woerter zaehlen
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for (unsigned int i = 0; i < wordCount; i++)
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placedWords += placeWord(salad, searchFieldLen, words[i]);
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// Restliche (leere) Felder mit zufaelligen Buchstaben fuellen
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for (unsigned int i = 0; i < searchFieldLen; i++)
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for (unsigned int j = 0; j < searchFieldLen; j++)
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if (salad[i][j] == EMPTY_CHAR)
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salad[i][j] = 'A' + rand() % 26;
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// Anzahl der erfolgreichen Woerter zurueckgeben
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return placedWords;
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}
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+35
-2
@@ -2,11 +2,44 @@
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#include <string.h>
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#include <ctype.h>
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// TODO:
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// eine Funktion implementieren, die ein einzelnes Wort aus einer Textdatei (words.txt) einliest und als C-String zurückgibt.
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// Liest ein einzelnes Wort aus der Datei in 'buffer' (max. bufferSize Zeichen inkl. '\0')
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// Gibt 'buffer' zurück oder NULL, wenn kein Wort mehr vorhanden ist
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static char *readWord(FILE *file, char *buffer, unsigned int bufferSize)
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{
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unsigned int len = 0;
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int c = fgetc(file);
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// Trennzeichen (Leerzeichen, Komma, Semikolon, Zeilenumbruch, ...) überspringen
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while (c != EOF && !isalpha(c))
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c = fgetc(file);
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// Buchstaben sammeln, bis ein Trennzeichen oder das Dateiende kommt
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while (c != EOF && isalpha(c))
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{
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if (len < bufferSize - 1)
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buffer[len++] = toupper(c);
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c = fgetc(file);
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}
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buffer[len] = '\0';
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if (len == 0)
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return NULL;
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return buffer;
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}
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// Read words from file and store in 'words' array
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int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount)
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{
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char word[MAX_WORD_LEN];
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unsigned int wordCount = 0;
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while (wordCount < maxWordCount && readWord(file, word, MAX_WORD_LEN) != NULL)
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{
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strncpy(words[wordCount], word, MAX_WORD_LEN - 1);
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words[wordCount][MAX_WORD_LEN - 1] = '\0';
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wordCount++;
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}
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return wordCount;
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}
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+9
-1
@@ -40,7 +40,15 @@ int main(int argc, char *argv[])
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// Check if all words were successfully placed
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// Start the game if successful
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// error message if some words couldn't be placed
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if(placedWords == wordCount)
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{
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startGame(wordSalad, SALAD_SIZE, words, wordCount, 800);
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}
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else
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{
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fprintf(stderr, "Could not place all words (%u of %u placed) ...\n", placedWords, wordCount);
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exitCode = EXIT_FAILURE;
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}
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}
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else
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{
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@@ -28,6 +28,12 @@ wordsalad_initial:
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wordsalad: main.o input.o game.o graphicalGame.o $(BINARIES)/libraylib.a
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$(CC) $(CFLAGS) -o wordsalad main.o input.o game.o graphicalGame.o $(BINARIES)/libraylib.a $(LDFLAGS)
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# --------------------------
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# Eigene main.c + Bibliothek (input.o, game.o) bauen
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# --------------------------
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wordsalad_myversion: main.o graphicalGame.o $(BINARIES)/libwordsalad.a $(BINARIES)/libraylib.a
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$(CC) $(CFLAGS) -o wordsalad_myversion main.o graphicalGame.o $(BINARIES)/libwordsalad.a $(BINARIES)/libraylib.a $(LDFLAGS)
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main.o: $(codefolder)/main.c
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$(CC) -c $(CFLAGS) $(codefolder)/main.c
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