mp2i-vms.fr
143 lines
3.0 KiB
C
143 lines
3.0 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <math.h>
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#include <stdbool.h>
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#include <unistd.h>
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#include <termios.h>
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#include <limits.h>
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#include <time.h>
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#include <sys/time.h>
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#include <SDL2/SDL.h>
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#include <SDL2/SDL_image.h>
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#include "structure.h"
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#include "base.h"
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#include "rooms.h"
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int START_CHX;
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int START_CHY;
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int FINISH_CHX;
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int FINISH_CHY;
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int START_DIR;
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bool is_digit(char c) {
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return ((int)c >= 48 && (int)c <= 57);
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}
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int read_int(FILE* ptr) {
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int res = 0;
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char c = fgetc(ptr);
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while(c != EOF && !is_digit(c)) {
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c = fgetc(ptr);
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}
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while(c != EOF && is_digit(c)) {
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res = 10*res + (int)c - 48;
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c = fgetc(ptr);
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}
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return res;
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}
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// typedef enum road_t {NONE, START, END, STR_V, STR_H, TURN_NE, TURN_SE, TURN_SW, TURN_NW} road; //
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/*
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. = NULL
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0 = Vertical
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1 = Horizontal
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2 = TopRight (NE)
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3 = BottomRight (SE)
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4 = BottomLeft (SW)
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5 = TopLeft (NW)
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S = Start
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E = End
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*/
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road get_type(char c) {
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switch (c){
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case '.':
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return NONE;
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case 'S':
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return START;
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case 'E':
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return END;
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case '0':
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return STR_V;
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case '1':
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return STR_H;
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case '2':
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return TURN_NE;
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case '3':
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return TURN_SE;
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case '4':
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return TURN_SW;
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case '5':
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return TURN_NW;
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default:
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fprintf(stderr, "unrecognized character '%c' encountered in parsing", c);
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return NONE;
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}
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}
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void test_file(char* path) {
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FILE* ptr = fopen(path, "r");
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char c = fgetc(ptr);
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while(c != EOF) {
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printf("%c", c);
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c = fgetc(ptr);
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}
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fclose(ptr);
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}
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level* parse_level(char* path) {
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FILE* ptr = fopen(path, "r");
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level* lvl = malloc(sizeof(level));
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lvl->lines = read_int(ptr);
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lvl->cols = read_int(ptr);
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//printf("dims : (%d %d)\n", lvl->lines, lvl->cols);
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lvl->map = malloc(sizeof(road*)*(lvl->lines));
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for(int l = 0; l < lvl->lines; l++) {
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lvl->map[l] = malloc(sizeof(road)*(lvl->cols));
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}
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for(int l = 0; l < lvl->lines; l++) {
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for(int c = 0; c < lvl->cols; c++) {
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char ch = fgetc(ptr);
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if(ch == '\n') {ch = fgetc(ptr); printf("\n");}
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printf("%c", ch);
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lvl->map[l][c] = get_type(ch);
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if(ch == 'S') {
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START_CHX = l;
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START_CHY = c;
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} else if(ch == 'E') {
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FINISH_CHX = l;
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FINISH_CHY = c;
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}
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}
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}
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printf("\n");
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if(START_CHX-1 >= 0 && lvl->map[START_CHX-1][START_CHY] != NONE) {
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START_DIR = 0;
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}
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if(START_CHX+1 < lvl->lines && lvl->map[START_CHX+1][START_CHY] != NONE) {
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START_DIR = 2;
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}
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if(START_CHY-1 >= 0 && lvl->map[START_CHX][START_CHY-1] != NONE) {
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START_DIR = 3;
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}
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if(START_CHY+1 < lvl->cols && lvl->map[START_CHX][START_CHY+1] != NONE) {
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START_DIR = 1;
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}
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return lvl;
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}
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void free_level(level* lvl) {
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for(int l = 0; l < lvl->lines; l++) {
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free(lvl->map[l]);
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}
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free(lvl->map);
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free(lvl);
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} |