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#include "all.h"
static void CheckKilled(game_t * game);
static void UpdateExplosions(game_t * game);
static void PlaceBomb(game_t * game);
static int CheckInputDebug(game_t * game);
static void CheckInputPlaceBomb(game_t * game);
static void CheckInputMovement(game_t * game);
static void UpdateClientPlayer(game_t * game);
static void UpdatePlayers(game_t * game);
static void UpdateBomb(game_t * game);
static void UpdateTimeLimit(game_t * game);
static void CheckWin(game_t * game);
i16 Update(game_t * game, timespec_t now) {
(void) now;
PollInputEvents();
GameResize(game);
if (CheckInputDebug(game)) { return 1; }
CheckInputMovement(game);
CheckInputPlaceBomb(game);
UpdateClientPlayer(game);
UpdatePlayers(game);
UpdateBomb(game);
CheckKilled(game);
UpdateExplosions(game);
CheckWin(game);
UpdateTimeLimit(game);
return 0;
}
static void CheckKilled(game_t * game) {
for (size_t i = 0; i < PLAYER_LIMIT; ++i) {
if (game->tiles.state[game->players.x[i]][game->players.y[i]].lethal) {
game->players.state[i].alive = 0;
}
}
}
static void UpdateExplosions(game_t * game) {
size_t i, j;
for (i = 0; i < game->config.map_x; ++i) {
for (j = 0; j < game->config.map_y; ++j) {
#define EXPLOSIVE_START 0
#define EXPLOSIVE_END 1
tile_data_t * tile = &game->tiles.state[i][j];
if (tile->explosive
&& tile->texture >= EXPLOSIVE_START
&& tile->texture <= EXPLOSIVE_END) {
if (tile->texture == EXPLOSIVE_END)
{
tile->texture = 0;
tile->explosive = 0;
tile->passable = 1;
tile->lethal = 0;
if (!tile->breakable) {
tile->pickup = 0;
}
tile->breakable = 0;
}
else
{ ++tile->texture; }
}
}
}
}
static void PlaceBomb(game_t * game) {
player_data_t * state = &game->players.state[game->client];
if (state->bomb_count < state->bomb_limit) {
game->tiles.state
[game->players.x[game->client]]
[game->players.y[game->client]] = impassable_tile;
game->bombs.x[game->client][state->bomb_count] = game->players.x[game->client];
game->bombs.y[game->client][state->bomb_count] = game->players.y[game->client];
game->bombs.state[game->client][state->bomb_count].power = state->power;
game->bombs.state[game->client][state->bomb_count].pierce = state->pierce;
game->bombs.state[game->client][state->bomb_count].bounce = state->bounce;
game->bombs.timer[game->client][state->bomb_count] = game->config.ups;
++state->bomb_count;
}
}
static int CheckInputDebug(game_t * game) {
switch (GetKeyPressed()) {
case KEY_ESCAPE: return 1;
#ifndef NDEBUG
case KEY_F1: GameDeinitialize(game); GameInitialize(game); break;
case KEY_R: MultiPlayer(game); break;
case KEY_T: if (game->client < 3) game->client++; break;
case KEY_G: if (game->client != 0) game->client--; break;
#endif
}
return 0;
}
static void CheckInputPlaceBomb(game_t * game) {
player_data_t * state = &game->players.state[game->client];
if ((IsKeyPressed(KEY_FIVE) || IsKeyPressed(KEY_SPACE) || IsKeyPressed(KEY_U) || IsKeyPressed(KEY_O)
|| IsKeyPressed(KEY_M) || IsKeyPressed(KEY_PERIOD) || IsKeyPressed(KEY_Z) || IsKeyPressed(KEY_C)
|| IsKeyPressed(KEY_Q) || IsKeyPressed(KEY_E) || IsKeyPressed(KEY_ENTER))
&& state->alive)
{ PlaceBomb(game); }
}
static void CheckInputMovement(game_t * game) {
player_data_t * state = &game->players.state[game->client];
state->moving = 0;
if (IsKeyPressed(KEY_UP) || IsKeyPressed(KEY_EIGHT) || IsKeyPressed(KEY_I) || IsKeyPressed(KEY_W))
{ state->moving = 1; state->direction = UP; }
if (IsKeyPressed(KEY_LEFT) || IsKeyPressed(KEY_FOUR) || IsKeyPressed(KEY_J) || IsKeyPressed(KEY_A))
{ state->moving = 1; state->direction = LEFT; }
if (IsKeyPressed(KEY_DOWN) || IsKeyPressed(KEY_TWO) || IsKeyPressed(KEY_K) || IsKeyPressed(KEY_S))
{ state->moving = 1; state->direction = DOWN; }
if (IsKeyPressed(KEY_RIGHT) || IsKeyPressed(KEY_SIX) || IsKeyPressed(KEY_L) || IsKeyPressed(KEY_D))
{ state->moving = 1; state->direction = RIGHT; }
/* if (IsKeyDown(KEY_EIGHT) || IsKeyDown(KEY_I) || IsKeyDown(KEY_W) */
/* || IsKeyDown(KEY_FOUR) || IsKeyDown(KEY_J) || IsKeyDown(KEY_A) */
/* || IsKeyDown(KEY_TWO) || IsKeyDown(KEY_K) || IsKeyDown(KEY_S) */
/* || IsKeyDown(KEY_SIX) || IsKeyDown(KEY_L) || IsKeyDown(KEY_D)) */
/* { state->moving = 1; } */
/* if (IsKeyReleased(KEY_EIGHT) || IsKeyReleased(KEY_I) || IsKeyReleased(KEY_W) */
/* || IsKeyReleased(KEY_FOUR) || IsKeyReleased(KEY_J) || IsKeyReleased(KEY_A) */
/* || IsKeyReleased(KEY_TWO) || IsKeyReleased(KEY_K) || IsKeyReleased(KEY_S) */
/* || IsKeyReleased(KEY_SIX) || IsKeyReleased(KEY_L) || IsKeyReleased(KEY_D)) */
/* { state->moving = 0; } */
}
static void UpdatePlayers(game_t * game) {
for (int i = 0; i < game->config.player_count; ++i) {
player_data_t * state = &game->players.state[i];
i16 * player_x = &game->players.x[i];
i16 * player_y = &game->players.y[i];
if (game->tiles.state[*player_x][*player_y].pickup) {
switch (game->tiles.state[*player_x][*player_y].pickup) {
case POWERUP_BOMB: if (state->bomb_limit < 3) { ++state->bomb_limit; } break;
case POWERUP_POWER: if (state->power < 15) { ++state->power; } break;
case POWERUP_PIERCE: state->pierce = 1; break;
}
game->tiles.state[*player_x][*player_y].pickup = 0;
}
}
}
static void UpdateClientPlayer(game_t * game) {
player_data_t * state = &game->players.state[game->client];
i16 * player_x = &game->players.x[game->client];
i16 * player_y = &game->players.y[game->client];
float direction_x = -(state->direction == LEFT) + (state->direction == RIGHT);
float direction_y = -(state->direction == UP) + (state->direction == DOWN);
i16 delta_x = direction_x * state->moving;
i16 delta_y = direction_y * state->moving;
if (delta_x
&& *player_x + delta_x >= 0
&& *player_x + delta_x < game->config.map_x
&& game->tiles.state[*player_x + delta_x][*player_y].passable)
{ *player_x += delta_x; }
if (*player_y + delta_y >= 0
&& *player_y + delta_y < game->config.map_y
&& game->tiles.state[*player_x][*player_y + delta_y].passable)
{ *player_y += delta_y; }
}
static void UpdateBomb(game_t * game) {
ssize_t
offset_x[4] = {-1, 1, 0, 0},
offset_y[4] = { 0, 0, -1, 1};
for (int i = 0; i < PLAYER_LIMIT; ++i) {
for (int j = 0; j < BOMB_LIMIT; ++j) {
if (game->bombs.timer[i][j]) {
--game->bombs.timer[i][j];
if (!game->bombs.timer[i][j]) {
ssize_t block[4] = {0};
i16 x = game->bombs.x[i][j], y = game->bombs.y[i][j];
for (int k = 0; k < 4 * game->players.state[i].power; ++k) {
if (block[k%4]) { continue; }
i16
rx = game->bombs.x[i][j] + offset_x[k%4] * ((k / 4) + 1),
ry = game->bombs.y[i][j] + offset_y[k%4] * ((k / 4) + 1);
if (rx < game->config.map_x && rx >= 0
&& ry < game->config.map_y && ry >= 0) {
printf("rx %d ry %d\n", rx, ry);
tile_data_t * tile = &game->tiles.state[rx][ry];
if (tile->passable) {
tile->explosive = 1;
tile->lethal = 1;
} else if (tile->breakable) {
tile->explosive = 1;
tile->lethal = 1;
if (!game->players.state[i].pierce) {
block[k%4] = 1;
}
} else {
block[k%4] = 1;
}
}
}
game->tiles.state[x][y].explosive = 1;
game->tiles.state[x][y].lethal = 1;
--game->players.state[i].bomb_count;
}
}
}
}
}
static void CheckWin(game_t * game) {
int sum = 0;
for (int i = 0; i < game->config.player_count; ++i) {
sum += game->players.state[i].alive;
}
if (sum <= 1) { MultiPlayer(game);}
}
static void UpdateTimeLimit(game_t * game) {
--game->time_limit;
if (!game->time_limit) { MultiPlayer(game); }
}
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