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#ifndef GAME_H
#define GAME_H
#include <stddef.h>
#include <stdio.h>
#include <assert.h>
#define BOARD_HEIGHT 100
#define BOARD_WIDTH 100
#define AGENTS_COUNT 2000
#define FOODS_COUNT 1000
#define WALLS_COUNT 60
#define STATES_COUNT 7
#define FOOD_HUNGER_RECOVERY 10
#define STEP_HUNGER_DAMAGE 5
#define HUNGER_MAX 100
#define HEALTH_MAX 100
#define ATTACK_DAMAGE 10
#define GENES_COUNT 20
#define SELECTION_POOL 50
#define MUTATION_CHANCE 100
#define DUMP_FILEPATH "./game.bin"
#define TRAINED_FILEPATH "./trained.bin"
static_assert(SELECTION_POOL <= AGENTS_COUNT,
"Too large Selection Pool for amount of Agents");
static_assert(AGENTS_COUNT > 0, "Not Enough Agents");
static_assert(AGENTS_COUNT + FOODS_COUNT + WALLS_COUNT <=
BOARD_WIDTH * BOARD_HEIGHT,
"Board is FULL, Too many entities");
static_assert(GENES_COUNT % 2 == 0,
"GENES_COUNT must be even for chromosome pairing.");
typedef struct {
int x, y;
} Coord;
typedef enum {
DIR_RIGHT = 0,
DIR_UP,
DIR_LEFT,
DIR_DOWN,
} Dir;
typedef int State;
typedef enum {
ACTION_NOP = 0,
ACTION_STEP,
ACTION_TURN_LEFT,
ACTION_TURN_RIGHT,
ACTION_COUNT,
} Action;
typedef enum {
ENV_NOTHING = 0,
ENV_AGENT,
ENV_FOOD,
ENV_WALL,
ENV_COUNT,
} Env;
typedef struct {
State state;
Env env;
Action action;
State next_state;
} Gene;
typedef struct {
size_t count;
Gene genes[GENES_COUNT];
} Chromo;
typedef struct {
Coord pos;
Dir dir;
int hunger;
int health;
State state;
int lifetime;
Chromo chromo;
} Agent;
// TODO: use Env type
// TODO: Change env_map to struct
// maybe other env types need to store additional data like agents
#define ENV_MAP_NONE 0
#define ENV_MAP_WALL 1
#define ENV_MAP_FOOD 2
#define ENV_MAP_AGENTS 3
typedef struct {
Agent agents[AGENTS_COUNT];
int env_map[BOARD_HEIGHT][BOARD_WIDTH];
} Game;
void init_game(Game *game);
void dump_game(const char *filepath, const Game *game);
void load_game(const char *filepath, Game *game);
void step_game(Game *game);
Agent *agent_at(Game *game, Coord pos);
void print_chromo(FILE *stream, const Chromo *chromo);
void print_agent(FILE *stream, const Agent *agent);
void combine_agents(const Agent *agent_a, const Agent *agent_b,
Agent *agent_ab);
void mutate_agent(Agent *agent);
void make_next_generation(Game *prev_game, Game *next_game);
int is_everyone_dead(const Game *game);
#endif
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