du4/snake.c

@@ -1,61 +0,0 @@
-#include "snake.h"
-#include <stdlib.h>
-
-struct snake* add_snake(struct snake* snake, int x, int y) {
-    struct snake* nova_cast = calloc(1, sizeof(struct snake));
-    nova_cast->x = x;
-    nova_cast->y = y;
-    nova_cast->next = snake;
-    return snake;
-}
-
-struct snake* remove_snake(struct snake* hlava) {
-    if (hlava == NULL) return NULL;
-    if (hlava->next == NULL) {
-        return NULL;
-    }
-    hlava->next = remove_snake(hlava->next);
-    return hlava;
-}
-
-int is_snake(struct snake* snake, int x, int y) {
-    for (struct snake* this = snake; this != NULL; this = this->next) {
-        if (this->x = x && this->y == y) return 1;
-    }
-    return 0;
-}
-
-void free_snake(struct snake* sn) {
-    if (sn == NULL) return;
-    free_snake(sn->next);
-}
-
-int step_state(struct state* st) {
-    int nova_x = st->snake->x + st->sx;
-    int nova_y = st->snake->y + st->sy;
-
-    if (nova_x < 0 || nova_x >= st->width || nova_y < 0 || nova_y >= st->height)
-        return END_WALL;
-
-    if (is_snake(st->snake, nova_x, nova_y))
-        return END_SNAKE;
-
-    for (int i = 0; i < FOOD_COUNT; i++) {
-        if (st->foodx[i] == nova_x && st->foody[i] == nova_y) {
-            st->foodx[i] = -1;
-            st->foody[i] = -1;
-            st->snake = add_snake(st->snake, nova_x, nova_y);
-
-            int zostatok = 0;
-            for (int j = 0; j < FOOD_COUNT; j++) {
-                if (st->foodx[j] >= 0) zostatok = 1;
-            }
-            if (!zostatok) return END_FOOD;
-            return END_CONTINUE;
-        }
-    }
-
-    st->snake = add_snake(st->snake, nova_x, nova_y);
-    remove_snake(st->snake);
-    return END_CONTINUE;
-}