This commit is contained in:
Macko 2024-04-15 22:35:31 +02:00
parent 79cb8d5f9e
commit c21222e352

View File

@ -1,3 +1,26 @@
#include <stdio.h>
#include <stdlib.h>
#include <conio.h>
#define WIDTH 20
#define HEIGHT 20
#define FOOD_COUNT 3
enum EndGame { END_WALL, END_SNAKE, END_FOOD, END_CONTINUE };
struct snake {
int x, y;
struct snake* next;
};
struct state {
int width, height;
int sx, sy;
struct snake* snake;
int foodx[FOOD_COUNT];
int foody[FOOD_COUNT];
};
struct snake* add_snake(struct snake* old_head, int x, int y) {
struct snake* new_head = (struct snake*) malloc(sizeof(struct snake));
new_head->x = x;
@ -55,3 +78,92 @@ int step_state(struct state* state) {
return END_CONTINUE;
}
void initialize(struct state* state) {
state->width = WIDTH;
state->height = HEIGHT;
state->sx = 1;
state->sy = 0;
state->snake = add_snake(NULL, 5, 5);
for (int i = 0; i < FOOD_COUNT; i++) {
state->foodx[i] = rand() % state->width;
state->foody[i] = rand() % state->height;
}
}
void render(struct state* state) {
system("cls");
for (int y = 0; y < state->height; y++) {
for (int x = 0; x < state->width; x++) {
if (is_snake(state->snake, x, y)) {
printf("* ");
} else {
int food = 0;
for (int i = 0; i < FOOD_COUNT; i++) {
if (state->foodx[i] == x && state->foody[i] == y) {
printf("o ");
food = 1;
break;
}
}
if (!food) printf(". ");
}
}
printf("\n");
}
}
void handle_input(struct state* state) {
if (_kbhit()) {
char key = _getch();
switch (key) {
case 'w':
state->sx = 0; state->sy = -1;
break;
case 's':
state->sx = 0; state->sy = 1;
break;
case 'a':
state->sx = -1; state->sy = 0;
break;
case 'd':
state->sx = 1; state->sy = 0;
break;
case 'q':
exit(0);
break;
default:
break;
}
}
}
void game_loop(struct state* state) {
while (1) {
render(state);
handle_input(state);
int result = step_state(state);
if (result == END_WALL || result == END_SNAKE) {
printf("Game Over!\n");
break;
} else if (result == END_FOOD) {
printf("You ate all the food! You win!\n");
break;
}
}
}
void cleanup(struct state* state) {
free_snake(state->snake);
}
int main() {
struct state game_state;
initialize(&game_state);
game_loop(&game_state);
cleanup(&game_state);
return 0;
}