From: Christian Heller Date: Fri, 21 Jun 2013 00:17:15 +0000 (+0200) Subject: Some code grouping and commenting to explain program flow. X-Git-Tag: tce~1205 X-Git-Url: https://plomlompom.com/repos/%7B%7B%20web_path%20%7D%7D/decks/%7B%7Bprefix%7D%7D/add_task?a=commitdiff_plain;h=ce023c819bd95ca0c42b7e759207dce1695216e2;p=plomrogue Some code grouping and commenting to explain program flow. --- diff --git a/src/roguelike.c b/src/roguelike.c index f3da256..206c028 100644 --- a/src/roguelike.c +++ b/src/roguelike.c @@ -258,9 +258,11 @@ unsigned char meta_keys(int key, struct World * world, struct WinMeta * win_meta int main (int argc, char *argv[]) { struct World world; - world.interactive = 1; + + // Read in startup options (i.e. replay option and replay start turn). int opt; uint32_t start_turn; + world.interactive = 1; while ((opt = getopt(argc, argv, "s::")) != -1) { switch (opt) { case 's': @@ -272,6 +274,7 @@ int main (int argc, char *argv[]) { default: exit(EXIT_FAILURE); } } + // Initialize log, player and monsters. world.log = calloc(1, sizeof(char)); update_log (&world, " "); struct Player player; @@ -286,6 +289,8 @@ int main (int argc, char *argv[]) { monster1.name = 'A'; monster2.name = 'B'; monster3.name = 'C'; + + // For interactive mode, try to load world state from savefile. FILE * file; if (1 == world.interactive && 0 == access("savefile", F_OK)) { file = fopen("savefile", "r"); @@ -300,16 +305,22 @@ int main (int argc, char *argv[]) { monster3.y = read_uint16_bigendian(file); monster3.x = read_uint16_bigendian(file); fclose(file); } + + // For non-interactive mode, try to load world state from frecord file. else { world.turn = 1; if (0 == world.interactive) { file = fopen("record", "r"); world.seed = read_uint32_bigendian(file); } + + // For interactive-mode in newly started world, generate a start seed from the current time. else { file = fopen("record", "w"); world.seed = time(NULL); write_uint32_bigendian(world.seed, file); fclose(file); } } + + // Generate map from seed and, if newly generated world, start positions of actors. rrand(1, world.seed); struct Map map = init_map(); world.map = ↦ @@ -323,6 +334,7 @@ int main (int argc, char *argv[]) { monster->y = rrand(0, 0) % map.height; monster->x = rrand(0, 0) % map.width; } } + // Initialize window system and windows. WINDOW * screen = initscr(); noecho(); curs_set(0); @@ -343,6 +355,7 @@ int main (int argc, char *argv[]) { toggle_window(&win_meta, &win_info); toggle_window(&win_meta, &win_log); + // Replay mode. int key; unsigned char quit_called = 0; if (0 == world.interactive) { @@ -374,6 +387,8 @@ int main (int argc, char *argv[]) { quit_called = meta_keys(key, &world, &win_meta, &win_keys, &win_map, &win_info, &win_log); if (1 == quit_called) break; } } + + // Interactive mode. else { uint32_t last_turn = 0; while (1) { @@ -397,12 +412,12 @@ int main (int argc, char *argv[]) { if (1 == quit_called) break; } } + // Clean up and exit. free(map.cells); for (key = 0; key <= world.keyswindata->max; key++) free(world.keybindings[key].name); free(world.keybindings); free(world.keyswindata); free(world.log); - endwin(); return 0; }