From: Christian Heller Date: Thu, 6 Jun 2013 07:59:40 +0000 (+0200) Subject: To generate starting positions on passable terrain, a lot of code resctructuring... X-Git-Tag: tce~1249 X-Git-Url: https://plomlompom.com/repos/%7B%7Bdb.prefix%7D%7D/%7B%7B%20web_path%20%7D%7D/unset_cookie?a=commitdiff_plain;h=20473b02ae7964d25bbe0e2aaf56b64ce5c67ddc;p=plomrogue To generate starting positions on passable terrain, a lot of code resctructuring was necessary, and minor improvements were added here and there in the course. --- diff --git a/roguelike.c b/roguelike.c index 4c294e5..894fa59 100644 --- a/roguelike.c +++ b/roguelike.c @@ -54,17 +54,6 @@ void write_uint32_bigendian(uint32_t x, FILE * file) { fputc(c, file); fputc(d, file); } -void load_game(struct World * world) { -// Load game data from game file. - FILE * file = fopen("savefile", "r"); - world->seed = read_uint32_bigendian(file); - world->turn = read_uint32_bigendian(file); - world->player->y = read_uint16_bigendian(file); - world->player->x = read_uint16_bigendian(file); - world->monster->y = read_uint16_bigendian(file); - world->monster->x = read_uint16_bigendian(file); - fclose(file); } - void save_game(struct World * world) { // Save game data to game file. FILE * file = fopen("savefile", "w"); @@ -154,7 +143,7 @@ void next_turn (struct World * world) { tx--; if (tx == world->player->x && ty == world->player->y) update_log(world, "\nThe monster hits you."); - else if (is_passable(world, tx, ty)) { + else if (is_passable(world->map, ty, tx)) { world->monster->y = ty; world->monster->x = tx; } } @@ -170,11 +159,11 @@ void update_log (struct World * world, char * text) { free(world->log); world->log = new_text; } -char is_passable (struct World * world, uint16_t x, uint16_t y) { +char is_passable (struct Map * map, uint16_t y, uint16_t x) { // Check if coordinate on (or beyond) map is accessible to movement. char passable = 0; - if (0 <= x && x < world->map->width && 0 <= y && y < world->map->height) - if ('.' == world->map->cells[y * world->map->width + x]) + if (0 <= x && x < map->width && 0 <= y && y < map->height) + if ('.' == map->cells[y * map->width + x]) passable = 1; return passable; } @@ -205,7 +194,7 @@ void move_player (struct World * world, char d) { tx++; } if (ty == world->monster->y && tx == world->monster->x) success = 2; - else if (is_passable(world, tx, ty)) { + else if (is_passable(world->map, ty, tx)) { success = 1; world->player->y = ty; world->player->x = tx; } @@ -234,14 +223,6 @@ void player_wait (struct World * world) { next_turn (world); update_log (world, "\nYou wait."); } -void startpos(struct World * world) { -// Initialize some default starting values. - world->turn = 1; - world->player->y = 8; - world->player->x = 8; - world->monster->y = 55; - world->monster->x = 55; } - unsigned char meta_keys(int key, struct World * world, struct WinMeta * win_meta, struct Win * win_keys, struct Win * win_map, struct Win * win_info, struct Win * win_log) { // Call some meta program / window management actions dependent on key. Return 1 to signal quitting. @@ -309,7 +290,6 @@ int main (int argc, char *argv[]) { default: exit(EXIT_FAILURE); } } - init_keybindings(&world); world.log = calloc(1, sizeof(char)); update_log (&world, " "); struct Player player; @@ -317,29 +297,42 @@ int main (int argc, char *argv[]) { struct Monster monster; world.monster = &monster; FILE * file; - - if (0 == world.interactive) { - startpos(&world); - file = fopen("record", "r"); - world.seed = read_uint32_bigendian(file); } + if (1 == world.interactive && 0 == access("savefile", F_OK)) { + file = fopen("savefile", "r"); + world.seed = read_uint32_bigendian(file); + world.turn = read_uint32_bigendian(file); + player.y = read_uint16_bigendian(file); + player.x = read_uint16_bigendian(file); + monster.y = read_uint16_bigendian(file); + monster.x = read_uint16_bigendian(file); + fclose(file); } else { - if (0 == access("savefile", F_OK)) - load_game(&world); + world.turn = 1; + if (0 == world.interactive) { + file = fopen("record", "r"); + world.seed = read_uint32_bigendian(file); } else { - startpos(&world); - world.seed = time(NULL); file = fopen("record", "w"); + world.seed = time(NULL); write_uint32_bigendian(world.seed, file); fclose(file); } } rrand(1, world.seed); struct Map map = init_map(); world.map = ↦ + if (1 == world.turn) { + for (player.y = player.x = 0; 0 == is_passable(&map, player.y, player.x);) { + player.y = rrand(0, 0) % map.height; + player.x = rrand(0, 0) % map.width; } + for (monster.y = monster.x = 0; 0 == is_passable(&map, monster.y, monster.x);) { + monster.y = rrand(0, 0) % map.height; + monster.x = rrand(0, 0) % map.width; } } WINDOW * screen = initscr(); noecho(); curs_set(0); keypad(screen, TRUE); raw(); + init_keybindings(&world); struct WinMeta win_meta = init_win_meta(screen); struct Win win_keys = init_window(&win_meta, "Keys", &world, draw_keys_win); struct Win win_map = init_window(&win_meta, "Map", &world, draw_map_win); diff --git a/roguelike.h b/roguelike.h index 26ca0a4..fcca90d 100644 --- a/roguelike.h +++ b/roguelike.h @@ -29,7 +29,6 @@ uint16_t read_uint16_bigendian(FILE * file); void write_uint16_bigendian(uint16_t x, FILE * file); uint32_t read_uint32_bigendian(FILE * file); void write_uint32_bigendian(uint32_t x, FILE * file); -void load_game(struct World *); void save_game(struct World *); void toggle_window (struct WinMeta *, struct Win *); void growshrink_active_window (struct WinMeta *, char); @@ -37,9 +36,8 @@ struct Map init_map (); void map_scroll (struct Map *, char); void next_turn (struct World *); void update_log (struct World *, char *); -char is_passable (struct World *, uint16_t, uint16_t); +char is_passable (struct Map *, uint16_t, uint16_t); void record_action (char); void move_player (struct World *, char); void player_wait(struct World *); -void startpos(struct World *); unsigned char meta_keys(int, struct World *, struct WinMeta *, struct Win *, struct Win *, struct Win *, struct Win *);