Room *RoomLoader::loadRoom(const std::string& filename)
{
TileMap* tileMap = loadTileMap(filename);
std::cout << "Loading room " + filename + "...";
std::vector<std::string> data = tokenize(loadFile(filename), "\n", true);
std::vector<std::string> tileSetInfo = tokenize(data[data.size()-1], " ");
if (tileSetInfo.size() == 0)
{
throw DB_EXCEPTION("Tilset info is missing in file " + filename);
}
std::string tileSetFileName = "graphics/" + tileSetInfo[0];
int numTiles = fromString<int>(tileSetInfo[1]);
Room* room = new Room(tileMap, new Animation(tileSetFileName, numTiles));
int width = 0;
int height = 0;
int row;
int col;
// Load entities
int x = 0;
int y = 0;
for (row = 0; row < tileMap->getHeight(); row++)
{
for (col = 0; col < tileMap->getWidth(); col++)
{
char c = data[row].at(col);
// Ignore solidities.
if (c != '.' && c != '#')
{
Entity* entity = createEntity(c, x * TileMap::TILE_SIZE, y * TileMap::TILE_SIZE, Random::get());
room->addEntity(entity);
}
x++;
}
x = 0;
y++;
}
std::cout << " Done!" << std::endl;
return room;
}
bool
startGame(PlayState *playState, GameContext *gameContext, SDL_Renderer *renderer, GameMemory *gameMemory) {
gameContext->cameraPosition = {-gameContext->scrollSpeed, 0};
if (playState->scrollingBackground) {
freeMemory(&gameMemory->longTimeMemory, playState->scrollingBackground);
playState->scrollingBackground = 0;
}
for (EntityNode **entityNode = &playState->entityList; *entityNode;) {
EntityNode *freeEntity = *entityNode;
// NOTE: must modify the pointer itself
*entityNode = (*entityNode)->next;
freeEntity->next = playState->freeEntities;
playState->freeEntities = freeEntity;
assert((*entityNode == 0) || (*entityNode != (*entityNode)->next));
}
TileMap *tileMap = RESERVE_MEMORY(&gameMemory->shortTimeMemory, TileMap);
*tileMap = {};
if (!loadTileMap(tileMap, "map1.tmx", gameContext, renderer, gameMemory, &playState->freeEntities)) {
return false;
}
playState->tileMapWidth = tileMap->width * tileMap->tileWidth;
playState->scrollingBackground = tileMap->scrollingBackground;
playState->entityList = tileMap->entityList;
playState->player = 0;
for (EntityNode *entityNode = playState->entityList; entityNode; entityNode = entityNode->next) {
if (entityNode->entity.type == PLAYER_TYPE) {
playState->player = &entityNode->entity;
break;
}
}
if (!playState->player) {
return false;
}
playState->liveTexture = getTexture("LIVES", gameContext);
if (!playState->liveTexture) {
return false;
}
playState->bullet1Texture = getTexture("BULLET1", gameContext);
if (!playState->bullet1Texture) {
return false;
}
playState->bullet2Texture = getTexture("BULLET2", gameContext);
if (!playState->bullet2Texture) {
return false;
}
playState->smallExplosionTexture = getTexture("SMALL_EXPLOSION", gameContext);
if (!playState->smallExplosionTexture) {
return false;
}
playState->explosionTexture = getTexture("EXPLOSION", gameContext);
if (!playState->explosionTexture) {
return false;
}
playState->largeExplosionTexture = getTexture("LARGE_EXPLOSION", gameContext);
if (!playState->largeExplosionTexture) {
return false;
}
playState->bossExplosionTexture = getTexture("BOSS_EXPLOSION", gameContext);
if (!playState->bossExplosionTexture) {
return false;
}
for (EntityNode *node = playState->entityList; node; node = node->next) {
initEntity(&node->entity);
}
playState->currentLives = 3;
return true;
}
