code: add an ability to provide host conn details

cmake_setup.bat

@@ -0,0 +1,5 @@
+@echo off
+
+REM desktop
+cmake -B build -DCMAKE_BUILD_TYPE=Debug -G Ninja
+cmake -B build_rel -DCMAKE_BUILD_TYPE=Release -G Ninja

code/game/src/game.c

@@ -122,9 +122,21 @@ float game_time() {
     return (float)zpl_time_rel();
 }
 
-void game_init(game_kind play_mode, uint32_t num_viewers, int32_t seed, uint16_t chunk_size, uint16_t chunk_amount, int8_t is_dash_enabled) {
+void game_init(const char *ip, uint16_t port, game_kind play_mode, uint32_t num_viewers, int32_t seed, uint16_t chunk_size, uint16_t chunk_amount, int8_t is_dash_enabled) {
     game_mode = play_mode;
 
+#ifndef _DEBUG
+    const char *host_ip = "lab.zakto.pw";
+#else
+    const char *host_ip = "127.0.0.1";
+#endif
+
+    uint16_t host_port = (port > 0) ? port : 27000;
+
+    if (ip != NULL) {
+        host_ip = ip;
+    }
+
     if (game_mode != GAMEKIND_HEADLESS) {
         platform_init();
 
@@ -139,11 +151,7 @@ void game_init(game_kind play_mode, uint32_t num_viewers, int32_t seed, uint16_t
 
     if (game_mode == GAMEKIND_CLIENT) {
         world_setup_pkt_handlers(pkt_reader, mp_cli_pkt_writer);
-#ifndef _DEBUG
-        network_client_connect("lab.zakto.pw", 27000);
-#else
-        network_client_connect("127.0.0.1", 27000);
-#endif
+        network_client_connect(host_ip, host_port);
     } else {
         stdcpp_set_os_api();
         world_setup_pkt_handlers(pkt_reader, game_mode == GAMEKIND_SINGLE ? sp_pkt_writer : mp_pkt_writer);

code/game/src/game.h

@@ -10,7 +10,7 @@ typedef enum {
     FORCE_GAMEKIND_UINT8 = UINT8_MAX
 } game_kind;
 
-void game_init(game_kind play_mode, uint32_t num_viewers, int32_t seed, uint16_t chunk_size, uint16_t chunk_amount, int8_t is_dash_enabled);
+void game_init(const char *ip, uint16_t port, game_kind play_mode, uint32_t num_viewers, int32_t seed, uint16_t chunk_size, uint16_t chunk_amount, int8_t is_dash_enabled);
 void game_shutdown();
 void game_request_close();
 uint8_t game_is_running();

code/game/src/main.c

@@ -34,6 +34,8 @@ int main(int argc, char** argv) {
     zpl_opts_add(&opts, "r", "random-seed", "generate random world seed", ZPL_OPTS_FLAG);
     //zpl_opts_add(&opts, "cs", "chunk-size", "amount of blocks within a chunk (single axis)", ZPL_OPTS_INT);
     zpl_opts_add(&opts, "ws", "world-size", "amount of chunks within a world (single axis)", ZPL_OPTS_INT);
+    zpl_opts_add(&opts, "ip", "host", "host IP address", ZPL_OPTS_STRING);
+    zpl_opts_add(&opts, "port", "port", "port number", ZPL_OPTS_INT);
 
     uint32_t ok = zpl_opts_compile(&opts, argc, argv);
 
@@ -50,6 +52,8 @@ int main(int argc, char** argv) {
     uint16_t num_viewers = (uint16_t)zpl_opts_integer(&opts, "viewer-count", 1);
     uint16_t world_size = (uint16_t)zpl_opts_integer(&opts, "world-size", DEFAULT_WORLD_SIZE);
     uint16_t chunk_size = DEFAULT_CHUNK_SIZE; //zpl_opts_integer(&opts, "chunk-size", DEFAULT_CHUNK_SIZE);
+    zpl_string host = zpl_opts_string(&opts, "host", NULL);
+    uint16_t port = (uint16_t)zpl_opts_integer(&opts, "port", 0);
 
     game_kind play_mode = GAMEKIND_SINGLE;
 
@@ -69,7 +73,7 @@ int main(int argc, char** argv) {
     }
 
     sighandler_register();
-    game_init(play_mode, num_viewers, seed, chunk_size, world_size, is_dash_enabled);
+    game_init(host, port, play_mode, num_viewers, seed, chunk_size, world_size, is_dash_enabled);
 
     while (game_is_running()) {
         profile (PROF_MAIN_LOOP) {
@@ -84,6 +88,7 @@ int main(int argc, char** argv) {
     game_shutdown();
     sighandler_unregister();
 
+    zpl_string_free(host);
     zpl_opts_free(&opts);
     return 0;
 }