108 lines
3.2 KiB
C
108 lines
3.2 KiB
C
#include "game.h"
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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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#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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// Creates the word salad by placing words randomly and filling empty spaces
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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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if (searchFieldLen == 0 || searchFieldLen > MAX_SEARCH_FIELD_LEN) {
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return 0;
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}
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// Start with empty field
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for (unsigned int r = 0; r < searchFieldLen; ++r) {
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for (unsigned int c = 0; c < searchFieldLen; ++c) {
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salad[r][c] = EMPTY_CHAR;
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}
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}
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// Platzieren der Wörter
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unsigned int placedWords = 0;
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for (unsigned int w = 0; w < wordCount; ++w) {
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const char *word = words[w];
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size_t wordLen = strlen(word);
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if (wordLen == 0 || wordLen > searchFieldLen) {
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continue;
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}
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int placed = 0;
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for (int attempts = 0; attempts < MAX_RAND_TRIES_PER_WORD && !placed; ++attempts) {
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int vertical = rand() % 2; // 0=horizontal, 1=vertikal
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unsigned int row, col;
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if (vertical) {
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row = rand() % (searchFieldLen - wordLen + 1);
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col = rand() % searchFieldLen;
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} else {
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row = rand() % searchFieldLen;
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col = rand() % (searchFieldLen - wordLen + 1);
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}
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// Check if placeable
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int ok = 1;
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for (size_t i = 0; i < wordLen; ++i) {
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unsigned int r = row + (vertical ? i : 0);
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unsigned int c = col + (vertical ? 0 : i);
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char current = salad[r][c];
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if (current != EMPTY_CHAR && current != word[i]) {
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ok = 0;
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break;
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}
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}
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if (!ok) {
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continue;
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}
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// Set letters
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for (size_t i = 0; i < wordLen; ++i) {
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unsigned int r = row + (vertical ? i : 0);
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unsigned int c = col + (vertical ? 0 : i);
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salad[r][c] = word[i];
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}
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placed = 1;
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}
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if (placed) {
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placedWords++;
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}
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}
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// Rest mit zufälligen Buchstaben füllen
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for (unsigned int r = 0; r < searchFieldLen; ++r) {
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for (unsigned int c = 0; c < searchFieldLen; ++c) {
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if (salad[r][c] == EMPTY_CHAR) {
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salad[r][c] = 'A' + (rand() % 26);
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}
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}
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}
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return placedWords;
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}
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// Prints the word salad to console
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void showWordSalad(const char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsigned int searchFieldLen)
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{
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for (unsigned int r = 0; r < searchFieldLen; ++r) {
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for (unsigned int c = 0; c < searchFieldLen; ++c) {
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char ch = salad[r][c];
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if (ch == EMPTY_CHAR) {
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ch = '.';
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}
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putchar(ch);
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if (c + 1 < searchFieldLen) {
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putchar(' ');
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}
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}
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putchar('\n');
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}
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}
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