61 lines
1.3 KiB
C
61 lines
1.3 KiB
C
#pragma once
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#include <stdbool.h>
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#include <string.h>
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#include "snake.h"
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#include "config.h"
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#include "map.h"
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#include "SDL.h"
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// Enum that defines the current game state
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typedef enum gameState_t
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{
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EXIT = 0,
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RUNNING,
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MENU,
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PAUSED
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} gameState_t;
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// Struct that stores all data of the running game (all game-related functions access it globally)
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typedef struct gameData_t
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{
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snake_t snake; // data describing snake
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map_t map; // loaded map
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bool mapIsLoaded; // true when game.map is valid
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int foodX, foodY; // current position of food
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int lifesRemaining; // not implemented
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int timestampLastCycle; // time last game cycle started
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SDL_Renderer* renderer; // used by render.c and menu.c
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SDL_Window *window; // used by render.c and menu.c
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gameState_t gameState; // state the game is in
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} gameData_t;
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// global struct for storing all game data (defined in game.c)
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extern gameData_t game;
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// run once at game start and does the following:
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// - init snake
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// - load map
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// - place initial food
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void gameInit();
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// when snake head is on a portal-input, sets snake head to portal-target
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void handlePortals(); //(ran in gameCycle)
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// function that is repeatedly run at every game tick
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// - moves snake to next position
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// - handles collision, portals, food
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// - triggers frame update (render.c)
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void runGameCycle();
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