new version of world, removed game.c
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@ -11,7 +11,6 @@ Please do not change file names.
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- `snake.h`: you implementation should follow this header.
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- `snake.c`: implemement the game according to the documentation in header file in this file to pass automatic tests.
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- `Makefile`: rules to build the game.
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- `game.c`: modify this file to change the appereance of the game and the initial state.
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- `main.c`: trivial main function that runs the game
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- `main.c`: trivial main function that runs the game, modify this file to change the appereance of the game and the initial state.
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- `world.c`: world game loop and ASCII graphics library (do not change).
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- `world.h`: world library interface (do not change).
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88
game.c
88
game.c
@ -1,88 +0,0 @@
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#include <curses.h>
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#include <stdlib.h>
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#include <string.h>
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#include "world.h"
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#include "game.h"
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#include "snake.h"
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// This file contains functions for drawing the the game and changing the state
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// Start is called one in the beginning
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void* init_game(){
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// Allocate memory for the state
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struct state* st = calloc(1,(sizeof(struct state)));
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return st;
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}
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void init_snake(struct event* world, struct state* st){
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int cy = world->height/2;
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int cx = world->width/2 - 5;
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for (int i = 0; i < 5; i++){
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st->snake = add_snake(st->snake,cx + i ,cy);
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}
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int h = world->height;
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int w = world->width;
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for (int i = 0; i < 5; i++){
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st->foodx[i] = rand() % w;
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st->foody[i] = rand() % h;
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}
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}
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// Step is called in a loop once in interval.
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// It should modify the state and draw it.
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int world_event(struct event* w,void* game){
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// Get state pointer
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struct state* st = game;
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if (w->type == EVENT_START){
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init_snake(w,st);
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}
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else if (w->type == EVENT_KEY){
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int key = w->key;
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if (key == KEY_RIGHT){
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st->sx = 1;
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st->sy = 0;
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}
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else if (key == KEY_LEFT){
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st->sx = -1;
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st->sy = 0;
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}
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else if (key == KEY_DOWN){
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st->sx = 0;
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st->sy = 1;
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}
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else if (key == KEY_UP){
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st->sx = 0;
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st->sy = -1;
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}
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}
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else if (w->type == EVENT_ESC){
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// Non zero means finish the loop and stop the game.
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return 1;
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}
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else if (w->type == EVENT_TIMEOUT){
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st->width = w->width;
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st->height = w->height;
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int r = step_state(st);
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// Draw snake
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struct snake* sn = st->snake;
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while (sn != NULL){
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set_cell('x',sn->x,sn->y);
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sn = sn->next;
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}
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for (int i = 0 ; i < FOOD_COUNT; i++){
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if (st->foodx[i] >= 0 && st->foody[i] >= 0){
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set_cell('*',st->foodx[i],st->foody[i]);
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}
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}
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if (r){
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char message[] = "Koniec";
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for (int i = 0; i < 6; i++){
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set_cell(message[i],10+i,10);
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}
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}
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}
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return 0;
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}
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11
game.h
11
game.h
@ -1,11 +0,0 @@
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#ifndef _GAME_H_INCLUDE_
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#define _GAME_H_INCLUDE_
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#include "world.h"
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// Returns pointer to newly allocated state
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void* init_game();
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// Changes world according to the game state (pressed key, screen size or other event)
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int world_event(struct event* event,void* state);
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#endif
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16
main.c
16
main.c
@ -11,9 +11,13 @@ void* init_game(){
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// Allocate memory for the state
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struct state* st = calloc(1,(sizeof(struct state)));
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return st;
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}
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// The first event
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// Initialize game state
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// - borders
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// - snake position
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// - food position
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void init_snake(struct event* world, struct state* st){
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int cy = world->height/2;
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int cx = world->width/2 - 5;
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@ -35,11 +39,13 @@ int world_event(struct event* w,void* game){
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// Get state pointer
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struct state* st = game;
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if (w->type == EVENT_START){
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// Called on beginning
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init_snake(w,st);
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}
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// Called on key press
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else if (w->type == EVENT_KEY){
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int key = w->key;
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// Modifies vector of snake movement
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if (key == KEY_RIGHT){
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st->sx = 1;
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st->sy = 0;
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@ -57,13 +63,17 @@ int world_event(struct event* w,void* game){
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st->sy = -1;
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}
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}
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// Called on esc key
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else if (w->type == EVENT_ESC){
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// Non zero means finish the loop and stop the game.
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return 1;
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}
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// Called on interval timeout
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else if (w->type == EVENT_TIMEOUT){
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// Copy screen size
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st->width = w->width;
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st->height = w->height;
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// Change game state
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int r = step_state(st);
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// Draw snake
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struct snake* sn = st->snake;
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@ -71,11 +81,13 @@ int world_event(struct event* w,void* game){
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set_cell('x',sn->x,sn->y);
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sn = sn->next;
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}
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// Draw food
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for (int i = 0 ; i < FOOD_COUNT; i++){
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if (st->foodx[i] >= 0 && st->foody[i] >= 0){
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set_cell('*',st->foodx[i],st->foody[i]);
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}
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}
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// Stop the game
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if (r){
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char message[] = "Koniec";
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for (int i = 0; i < 6; i++){
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