ddnet/src/engine/client/client.cpp

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#include <baselib/system.h>
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#include <baselib/config.h>
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#include <baselib/input.h>
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#include <baselib/audio.h>
#include <baselib/stream/file.h>
#include <string.h>
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#include <stdarg.h>
#include <stdlib.h>
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#include <stdio.h>
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#include <math.h>
#include <engine/interface.h>
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#include <engine/packet.h>
#include <engine/snapshot.h>
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#include "ui.h"
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#include <engine/compression.h>
#include <engine/network.h>
#include <engine/versions.h>
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#include <engine/config.h>
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#include <mastersrv/mastersrv.h>
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using namespace baselib;
static int info_request_begin;
static int info_request_end;
static int snapshot_part;
static int64 local_start_time;
static int64 game_start_time;
static int current_tick;
static float latency = 0;
static int extra_polating = 0;
static int debug_font;
static float frametime = 0.0001f;
static net_client net;
static netaddr4 master_server;
static netaddr4 server_address;
static const char *server_spam_address=0;
static int window_must_refocus = 0;
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// --- input wrappers ---
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static int keyboard_state[2][input::last];
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static int keyboard_current = 0;
static int keyboard_first = 1;
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void inp_mouse_relative(int *x, int *y) { input::mouse_position(x, y); }
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int inp_mouse_scroll() { return input::mouse_scroll(); }
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int inp_key_pressed(int key) { return keyboard_state[keyboard_current][key]; }
int inp_key_was_pressed(int key) { return keyboard_state[keyboard_current^1][key]; }
int inp_key_down(int key) { return inp_key_pressed(key)&&!inp_key_was_pressed(key); }
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int inp_button_pressed(int button) { return input::pressed(button); }
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void inp_update()
{
if(keyboard_first)
{
// make sure to reset
keyboard_first = 0;
inp_update();
}
keyboard_current = keyboard_current^1;
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for(int i = 0; i < input::last; i++)
keyboard_state[keyboard_current][i] = input::pressed(i);
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}
// --- input snapping ---
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static int input_data[MAX_INPUT_SIZE] = {0};
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static int input_data_size;
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static int input_is_changed = 1;
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void snap_input(void *data, int size)
{
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if(input_data_size != size || memcmp(input_data, data, size))
input_is_changed = 1;
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mem_copy(input_data, data, size);
input_data_size = size;
}
// -- snapshot handling ---
enum
{
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NUM_SNAPSHOT_TYPES=2,
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};
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struct snapshot_info
{
snapshot_info *prev;
snapshot_info *next;
int tick;
int64 recvtime;
snapshot *snap;
};
static snapshot_info *first_snapshot = 0;
static snapshot_info *last_snapshot = 0;
static snapshot_info *client_snapshot_add(int tick, int64 time, void *data, int data_size)
{
snapshot_info *holder = (snapshot_info*)mem_alloc(sizeof(snapshot_info) + data_size, 1);
holder->tick = tick;
holder->recvtime = time;
holder->snap = (snapshot *)(holder+1);
mem_copy(holder->snap, data, data_size);
holder->next =0x0;
holder->prev = last_snapshot;
if(last_snapshot)
last_snapshot->next = holder;
else
first_snapshot = holder;
last_snapshot = holder;
return holder;
}
static snapshot_info *client_snapshot_find(int tick)
{
snapshot_info *current = first_snapshot;
while(current)
{
if(current->tick == tick)
return current;
current = current->next;
}
return 0;
}
static void client_snapshot_purge_until(int tick)
{
snapshot_info *current = first_snapshot;
while(current)
{
snapshot_info *next = current->next;
if(current->tick < tick)
mem_free(current);
else
break;
current = next;
current->prev = 0;
first_snapshot = current;
}
if(!first_snapshot)
last_snapshot = 0;
}
static snapshot_info *snapshots[NUM_SNAPSHOT_TYPES];
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static int recived_snapshots;
static int64 snapshot_start_time;
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static char snapshot_incomming_data[MAX_SNAPSHOT_SIZE];
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// ---
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float client_localtime()
{
return (time_get()-local_start_time)/(float)(time_freq());
}
const void *snap_get_item(int snapid, int index, snap_item *item)
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{
dbg_assert(snapid >= 0 && snapid < NUM_SNAPSHOT_TYPES, "invalid snapid");
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snapshot::item *i = snapshots[snapid]->snap->get_item(index);
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item->type = i->type();
item->id = i->id();
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return (void *)i->data();
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}
const void *snap_find_item(int snapid, int type, int id)
{
// TODO: linear search. should be fixed.
for(int i = 0; i < snapshots[snapid]->snap->num_items; i++)
{
snapshot::item *itm = snapshots[snapid]->snap->get_item(i);
if(itm->type() == type && itm->id() == id)
return (void *)itm->data();
}
return 0x0;
}
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int snap_num_items(int snapid)
{
dbg_assert(snapid >= 0 && snapid < NUM_SNAPSHOT_TYPES, "invalid snapid");
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return snapshots[snapid]->snap->num_items;
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}
static void snap_init()
{
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snapshots[SNAP_CURRENT] = 0;
snapshots[SNAP_PREV] = 0;
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recived_snapshots = 0;
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game_start_time = -1;
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}
// ------ time functions ------
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float client_intratick()
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{
return (time_get() - snapshot_start_time)/(float)(time_freq()/SERVER_TICK_SPEED);
}
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int client_tick()
{
return current_tick;
}
int client_tickspeed()
{
return SERVER_TICK_SPEED;
}
float client_frametime()
{
return frametime;
}
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int menu_loop(); // TODO: what is this?
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// ----- send functions -----
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int client_send_msg()
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{
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const msg_info *info = msg_get_info();
NETPACKET packet;
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mem_zero(&packet, sizeof(NETPACKET));
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packet.client_id = 0;
packet.data = info->data;
packet.data_size = info->size;
if(info->flags&MSGFLAG_VITAL)
packet.flags = PACKETFLAG_VITAL;
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net.send(&packet);
return 0;
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}
static void client_send_info()
{
recived_snapshots = 0;
game_start_time = -1;
msg_pack_start_system(NETMSG_INFO, MSGFLAG_VITAL);
msg_pack_string(TEEWARS_NETVERSION_STRING, 64);
msg_pack_string(config.player_name, 128);
msg_pack_string(config.clan_name, 128);
msg_pack_string(config.password, 128);
msg_pack_string("myskin", 128);
msg_pack_end();
client_send_msg();
}
static void client_send_entergame()
{
msg_pack_start_system(NETMSG_ENTERGAME, MSGFLAG_VITAL);
msg_pack_end();
client_send_msg();
}
static void client_send_error(const char *error)
{
/*
pack(NETMSG_CLIENT_ERROR, "s", error);
*/
/*
packet p(NETMSG_CLIENT_ERROR);
p.write_str(error);
send_packet(&p);
//send_packet(&p);
//send_packet(&p);
*/
}
static void client_send_input()
{
msg_pack_start_system(NETMSG_INPUT, 0);
msg_pack_int(input_data_size);
for(int i = 0; i < input_data_size/4; i++)
msg_pack_int(input_data[i]);
msg_pack_end();
client_send_msg();
}
// ------ server browse ----
static struct
{
server_info infos[MAX_SERVERS];
int64 request_times[MAX_SERVERS];
netaddr4 addresses[MAX_SERVERS];
int num;
} servers;
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static int serverlist_lan = 1;
int client_serverbrowse_getlist(server_info **serverlist)
{
*serverlist = servers.infos;
return servers.num;
}
static void client_serverbrowse_init()
{
servers.num = 0;
}
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void client_serverbrowse_refresh(int lan)
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{
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serverlist_lan = lan;
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if(serverlist_lan)
{
dbg_msg("client", "broadcasting for servers");
NETPACKET packet;
packet.client_id = -1;
packet.address.ip[0] = 0;
packet.address.ip[1] = 0;
packet.address.ip[2] = 0;
packet.address.ip[3] = 0;
packet.address.port = 8303;
packet.flags = PACKETFLAG_CONNLESS;
packet.data_size = sizeof(SERVERBROWSE_GETINFO);
packet.data = SERVERBROWSE_GETINFO;
net.send(&packet);
// reset the list
servers.num = 0;
}
else
{
dbg_msg("client", "requesting server list");
NETPACKET packet;
packet.client_id = -1;
packet.address = master_server;
packet.flags = PACKETFLAG_CONNLESS;
packet.data_size = sizeof(SERVERBROWSE_GETLIST);
packet.data = SERVERBROWSE_GETLIST;
net.send(&packet);
// reset the list
servers.num = 0;
}
}
static void client_serverbrowse_request(int id)
{
dbg_msg("client", "requesting server info from %d.%d.%d.%d:%d",
servers.addresses[id].ip[0], servers.addresses[id].ip[1], servers.addresses[id].ip[2],
servers.addresses[id].ip[3], servers.addresses[id].port);
NETPACKET packet;
packet.client_id = -1;
packet.address = servers.addresses[id];
packet.flags = PACKETFLAG_CONNLESS;
packet.data_size = sizeof(SERVERBROWSE_GETINFO);
packet.data = SERVERBROWSE_GETINFO;
net.send(&packet);
servers.request_times[id] = time_get();
}
static void client_serverbrowse_update()
{
int64 timeout = time_freq();
int64 now = time_get();
int max_requests = 10;
// timeout old requests
while(info_request_begin < servers.num && info_request_begin < info_request_end)
{
if(now > servers.request_times[info_request_begin]+timeout)
info_request_begin++;
else
break;
}
// send new requests
while(info_request_end < servers.num && info_request_end-info_request_begin < max_requests)
{
client_serverbrowse_request(info_request_end);
info_request_end++;
}
}
// ------ state handling -----
static int state;
int client_state() { return state; }
static void client_set_state(int s)
{
dbg_msg("game", "state change. last=%d current=%d", state, s);
int old = state;
state = s;
if(old != s)
modc_statechange(state, old);
}
void client_connect(const char *server_address_str)
{
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dbg_msg("client", "connecting to '%s'", server_address_str);
char buf[512];
strncpy(buf, server_address_str, 512);
const char *port_str = 0;
for(int k = 0; buf[k]; k++)
{
if(buf[k] == ':')
{
port_str = &(buf[k+1]);
buf[k] = 0;
break;
}
}
int port = 8303;
if(port_str)
port = atoi(port_str);
if(net_host_lookup(buf, port, &server_address) != 0)
dbg_msg("client", "could not find the address of %s, connecting to localhost", buf);
net.connect(&server_address);
client_set_state(CLIENTSTATE_CONNECTING);
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}
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void client_disconnect()
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{
client_send_error("disconnected");
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net.disconnect("disconnected");
client_set_state(CLIENTSTATE_OFFLINE);
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map_unload();
}
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static bool client_load_data()
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{
debug_font = gfx_load_texture("data/debug_font.png");
return true;
}
static void client_debug_render()
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{
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if(!config.debug)
return;
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gfx_blend_normal();
gfx_texture_set(debug_font);
gfx_mapscreen(0,0,gfx_screenwidth(),gfx_screenheight());
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static NETSTATS prev, current;
static int64 last_snap = 0;
if(time_get()-last_snap > time_freq()/10)
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{
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last_snap = time_get();
prev = current;
net.stats(&current);
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}
static float frametime_avg = 0;
frametime_avg = frametime_avg*0.9f + frametime*0.1f;
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char buffer[512];
sprintf(buffer, "send: %6d recv: %6d latency: %4.0f %c gfxmem: %6dk fps: %3d",
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(current.send_bytes-prev.send_bytes)*10,
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(current.recv_bytes-prev.recv_bytes)*10,
latency*1000.0f, extra_polating?'E':' ',
gfx_memory_usage()/1024,
(int)(1.0f/frametime_avg));
gfx_quads_text(2, 2, 16, buffer);
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}
void client_quit()
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{
client_set_state(CLIENTSTATE_QUITING);
}
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const char *client_error_string()
{
return net.error_string();
}
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static void client_render()
{
gfx_clear(0.0f,0.0f,0.0f);
modc_render();
client_debug_render();
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}
static void client_error(const char *msg)
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{
dbg_msg("game", "error: %s", msg);
client_send_error(msg);
client_set_state(CLIENTSTATE_QUITING);
}
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static void client_process_packet(NETPACKET *packet)
{
if(packet->client_id == -1)
{
// connectionlesss
if(packet->data_size >= (int)sizeof(SERVERBROWSE_LIST) &&
memcmp(packet->data, SERVERBROWSE_LIST, sizeof(SERVERBROWSE_LIST)) == 0)
{
// server listing
int size = packet->data_size-sizeof(SERVERBROWSE_LIST);
mem_copy(servers.addresses, (char*)packet->data+sizeof(SERVERBROWSE_LIST), size);
servers.num = size/sizeof(NETADDR4);
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info_request_begin = 0;
info_request_end = 0;
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for(int i = 0; i < servers.num; i++)
{
servers.infos[i].num_players = 0;
servers.infos[i].max_players = 0;
servers.infos[i].latency = 999;
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#if defined(CONF_ARCH_ENDIAN_BIG)
const char *tmp = (const char *)&servers.addresses[i].port;
servers.addresses[i].port = (tmp[1]<<8) | tmp[0];
#endif
sprintf(servers.infos[i].address, "%d.%d.%d.%d:%d",
servers.addresses[i].ip[0], servers.addresses[i].ip[1], servers.addresses[i].ip[2],
servers.addresses[i].ip[3], servers.addresses[i].port);
sprintf(servers.infos[i].name, "%d.%d.%d.%d:%d",
servers.addresses[i].ip[0], servers.addresses[i].ip[1], servers.addresses[i].ip[2],
servers.addresses[i].ip[3], servers.addresses[i].port);
}
}
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if(packet->data_size >= (int)sizeof(SERVERBROWSE_INFO) &&
memcmp(packet->data, SERVERBROWSE_INFO, sizeof(SERVERBROWSE_INFO)) == 0)
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{
// we got ze info
data_unpacker unpacker;
unpacker.reset((unsigned char*)packet->data+sizeof(SERVERBROWSE_INFO), packet->data_size-sizeof(SERVERBROWSE_INFO));
if(serverlist_lan)
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{
if(servers.num != MAX_SERVERS)
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{
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int i = servers.num;
strncpy(servers.infos[i].name, unpacker.get_string(), 128);
strncpy(servers.infos[i].map, unpacker.get_string(), 128);
servers.infos[i].max_players = unpacker.get_int();
servers.infos[i].num_players = unpacker.get_int();
servers.infos[i].latency = 0;
sprintf(servers.infos[i].address, "%d.%d.%d.%d:%d",
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packet->address.ip[0], packet->address.ip[1], packet->address.ip[2],
packet->address.ip[3], packet->address.port);
dbg_msg("client", "got server info");
servers.num++;
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}
}
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else
{
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for(int i = 0; i < servers.num; i++)
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{
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if(net_addr4_cmp(&servers.addresses[i], &packet->address) == 0)
{
strncpy(servers.infos[i].name, unpacker.get_string(), 128);
strncpy(servers.infos[i].map, unpacker.get_string(), 128);
servers.infos[i].max_players = unpacker.get_int();
servers.infos[i].num_players = unpacker.get_int();
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servers.infos[i].latency = ((time_get() - servers.request_times[i])*1000)/time_freq();
dbg_msg("client", "got server info");
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break;
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}
}
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}
}
}
else
{
int sys;
int msg = msg_unpack_start(packet->data, packet->data_size, &sys);
if(sys)
{
// system message
if(msg == NETMSG_MAP)
{
const char *map = msg_unpack_string();
dbg_msg("client/network", "connection accepted, map=%s", map);
client_set_state(CLIENTSTATE_LOADING);
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if(map_load(map))
{
modc_entergame();
client_send_entergame();
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dbg_msg("client/network", "loading done");
// now we will wait for two snapshots
// to finish the connection
}
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else
{
client_error("failure to load map");
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}
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}
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else if(msg == NETMSG_SNAP || msg == NETMSG_SNAPEMPTY) //|| msg == NETMSG_SNAPSMALL || msg == NETMSG_SNAPEMPTY)
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{
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//dbg_msg("client/network", "got snapshot");
int game_tick = msg_unpack_int();
int delta_tick = game_tick-msg_unpack_int();
int num_parts = 1;
int part = 0;
int part_size = 0;
if(msg != NETMSG_SNAPEMPTY)
part_size = msg_unpack_int();
if(snapshot_part == part)
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{
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// TODO: clean this up abit
const char *d = (const char *)msg_unpack_raw(part_size);
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mem_copy((char*)snapshot_incomming_data + part*MAX_SNAPSHOT_PACKSIZE, d, part_size);
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snapshot_part++;
if(snapshot_part == num_parts)
{
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current_tick = game_tick;
// decompress snapshot
void *deltadata = snapshot_empty_delta();
int deltasize = sizeof(int)*3;
unsigned char tmpbuffer[MAX_SNAPSHOT_SIZE];
unsigned char tmpbuffer2[MAX_SNAPSHOT_SIZE];
if(part_size)
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{
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int compsize = zerobit_decompress(snapshot_incomming_data, part_size, tmpbuffer);
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int intsize = intpack_decompress(tmpbuffer, compsize, tmpbuffer2);
deltadata = tmpbuffer2;
deltasize = intsize;
}
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// find snapshot that we should use as delta
static snapshot emptysnap;
emptysnap.data_size = 0;
emptysnap.num_items = 0;
snapshot *deltashot = &emptysnap;
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if(delta_tick >= 0)
{
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//void *delta_data;
snapshot_info *delta_info = client_snapshot_find(delta_tick);
//deltashot_size = snapshots_new.get(delta_tick, 0, &delta_data);
if(delta_info)
deltashot = delta_info->snap;
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else
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{
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// TODO: handle this
dbg_msg("client", "error, couldn't find the delta snapshot");
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}
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}
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//dbg_msg("UNPACK", "%d unpacked with %d", game_tick, delta_tick);
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unsigned char tmpbuffer3[MAX_SNAPSHOT_SIZE];
int snapsize = snapshot_unpack_delta(deltashot, (snapshot*)tmpbuffer3, deltadata, deltasize);
// purge old snapshots
int purgetick = delta_tick;
if(snapshots[SNAP_PREV] && snapshots[SNAP_PREV]->tick < purgetick)
purgetick = snapshots[SNAP_PREV]->tick;
if(snapshots[SNAP_CURRENT] && snapshots[SNAP_CURRENT]->tick < purgetick)
purgetick = snapshots[SNAP_PREV]->tick;
client_snapshot_purge_until(purgetick);
//client_snapshot_purge_until(game_tick-50);
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// add new
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snapshot_info *snap = client_snapshot_add(game_tick, time_get(), tmpbuffer3, snapsize);
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//int ncrc = snapshot_crc((snapshot*)tmpbuffer3);
//if(crc != ncrc)
// dbg_msg("client", "client snapshot crc failure %d %d", crc, ncrc);
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// apply snapshot, cycle pointers
recived_snapshots++;
// we got two snapshots until we see us self as connected
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if(recived_snapshots <= 2)
{
snapshots[SNAP_PREV] = snapshots[SNAP_CURRENT];
snapshots[SNAP_CURRENT] = snap;
snapshot_start_time = time_get();
}
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if(recived_snapshots == 2)
{
local_start_time = time_get();
client_set_state(CLIENTSTATE_ONLINE);
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}
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int64 now = time_get();
int64 t = now - game_tick*time_freq()/50;
if(game_start_time == -1 || t < game_start_time)
{
dbg_msg("client", "adjusted time");
game_start_time = t;
}
int64 wanted = game_start_time+(game_tick*time_freq())/50;
float current_latency = (now-wanted)/(float)time_freq();
latency = latency*0.95f+current_latency*0.05f;
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if(recived_snapshots > 2)
modc_newsnapshot();
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snapshot_part = 0;
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// ack snapshot
msg_pack_start_system(NETMSG_SNAPACK, 0);
msg_pack_int(game_tick);
msg_pack_end();
client_send_msg();
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}
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}
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else
{
dbg_msg("client", "snapshot reset!");
snapshot_part = 0;
}
}
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}
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else
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{
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// game message
modc_message(msg);
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}
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}
}
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static void client_pump_network()
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{
net.update();
// check for errors
if(client_state() != CLIENTSTATE_OFFLINE && net.state() == NETSTATE_OFFLINE)
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{
// TODO: add message to the user there
client_set_state(CLIENTSTATE_OFFLINE);
dbg_msg("client", "offline error='%s'", net.error_string());
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}
//
if(client_state() == CLIENTSTATE_CONNECTING && net.state() == NETSTATE_ONLINE)
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{
// we switched to online
dbg_msg("client", "connected, sending info");
client_set_state(CLIENTSTATE_LOADING);
client_send_info();
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}
// process packets
NETPACKET packet;
while(net.recv(&packet))
client_process_packet(&packet);
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}
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static void client_run(const char *direct_connect_server)
{
local_start_time = time_get();
snapshot_part = 0;
info_request_begin = 0;
info_request_end = 0;
client_serverbrowse_init();
// init graphics and sound
if(!gfx_init())
return;
snd_init(); // sound is allowed to fail
// load data
if(!client_load_data())
return;
// init snapshotting
snap_init();
// init the mod
modc_init();
// init menu
modmenu_init(); // TODO: remove
// open socket
NETADDR4 bindaddr;
mem_zero(&bindaddr, sizeof(bindaddr));
net.open(bindaddr, 0);
//
net_host_lookup(config.masterserver, MASTERSERVER_PORT, &master_server);
// connect to the server if wanted
if(direct_connect_server)
client_connect(direct_connect_server);
//int64 inputs_per_second = 50;
//int64 time_per_input = time_freq()/inputs_per_second;
int64 game_starttime = time_get();
int64 last_input = game_starttime;
int64 reporttime = time_get();
int64 reportinterval = time_freq()*1;
int frames = 0;
input::set_mouse_mode(input::mode_relative);
while (1)
{
frames++;
int64 frame_start_time = time_get();
// switch snapshot
if(recived_snapshots >= 3)
{
int64 now = time_get();
while(1)
{
snapshot_info *cur = snapshots[SNAP_CURRENT];
int64 tickstart = game_start_time + (cur->tick+1)*time_freq()/50;
int64 t = tickstart;
if(latency > 0)
t += (int64)(time_freq()*(latency*1.1f));
if(t < now)
{
snapshot_info *next = snapshots[SNAP_CURRENT]->next;
if(next)
{
snapshots[SNAP_PREV] = snapshots[SNAP_CURRENT];
snapshots[SNAP_CURRENT] = next;
snapshot_start_time = t;
}
else
{
extra_polating = 1;
break;
}
}
else
{
extra_polating = 0;
break;
}
}
}
// send input
if(client_state() == CLIENTSTATE_ONLINE)
{
if(server_spam_address)
client_disconnect();
if(input_is_changed || time_get() > last_input+time_freq())
{
client_send_input();
input_is_changed = 0;
last_input = time_get();
}
}
if(client_state() == CLIENTSTATE_OFFLINE && server_spam_address)
client_connect(server_spam_address);
// update input
inp_update();
// refocus
if(!gfx_window_active())
{
if(window_must_refocus == 0)
{
input::set_mouse_mode(input::mode_absolute);
}
window_must_refocus = 1;
}
if(window_must_refocus && gfx_window_active())
{
if(window_must_refocus < 3)
{
input::set_mouse_mode(input::mode_absolute);
window_must_refocus++;
}
if(inp_button_pressed(input::mouse_1))
{
input::set_mouse_mode(input::mode_relative);
window_must_refocus = 0;
}
}
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// screenshot button
if(inp_key_down(input::f10))
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gfx_screenshot();
// panic button
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if(config.debug)
{
if(input::pressed(input::f1))
input::set_mouse_mode(input::mode_absolute);
if(input::pressed(input::f2))
input::set_mouse_mode(input::mode_relative);
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if(input::pressed(input::lctrl) && input::pressed('Q'))
break;
if(input::pressed(input::f5))
{
// ack snapshot
msg_pack_start_system(NETMSG_SNAPACK, 0);
msg_pack_int(-1);
msg_pack_end();
client_send_msg();
}
}
// pump the network
client_pump_network();
// update the server browser
client_serverbrowse_update();
// render
client_render();
// swap the buffers
gfx_swap();
// check conditions
if(client_state() == CLIENTSTATE_QUITING)
break;
// be nice
if(config.cpu_throttle || !gfx_window_active())
thread_sleep(1);
if(reporttime < time_get())
{
dbg_msg("client/report", "fps=%.02f netstate=%d",
frames/(float)(reportinterval/time_freq()), net.state());
frames = 0;
reporttime += reportinterval;
}
// update frametime
frametime = (time_get()-frame_start_time)/(float)time_freq();
}
modc_shutdown();
client_disconnect();
modmenu_shutdown(); // TODO: remove this
gfx_shutdown();
snd_shutdown();
}
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int editor_main(int argc, char **argv);
//client main_client;
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int main(int argc, char **argv)
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{
dbg_msg("client", "starting...");
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config_reset();
#ifdef CONF_PLATFORM_MACOSX
config_load("~/.teewars");
#else
config_load("default.cfg");
#endif
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const char *direct_connect_server = 0x0;
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snd_set_master_volume(config.volume / 255.0f);
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bool editor = false;
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// init network, need to be done first so we can do lookups
net_init();
// parse arguments
for(int i = 1; i < argc; i++)
{
if(argv[i][0] == '-' && argv[i][1] == 'c' && argv[i][2] == 0 && argc - i > 1)
{
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// -c SERVER:PORT
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i++;
direct_connect_server = argv[i];
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}
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else if(argv[i][0] == '-' && argv[i][1] == 's' && argv[i][2] == 0 && argc - i > 1)
{
// -s SERVER:PORT
i++;
server_spam_address = argv[i];
}
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else if(argv[i][0] == '-' && argv[i][1] == 'n' && argv[i][2] == 0 && argc - i > 1)
{
// -n NAME
i++;
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config_set_player_name(&config, argv[i]);
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}
else if(argv[i][0] == '-' && argv[i][1] == 'w' && argv[i][2] == 0)
{
// -w
config.gfx_fullscreen = 0;
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}
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else if(argv[i][0] == '-' && argv[i][1] == 'e' && argv[i][2] == 0)
{
editor = true;
}
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}
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if(editor)
editor_main(argc, argv);
else
{
// start the client
client_run(direct_connect_server);
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}
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return 0;
}