/*
================
SV_SendClientGameState
Sends the first message from the server to a connected client.
This will be sent on the initial connection and upon each new map load.
It will be resent if the client acknowledges a later message but has
the wrong gamestate.
================
*/
void SV_SendClientGameState( client_t *client ) {
int start;
entityState_t *base, nullstate;
msg_t msg;
byte msgBuffer[MAX_MSGLEN];
// MW - my attempt to fix illegible server message errors caused by
// packet fragmentation of initial snapshot.
while(client->state&&client->netchan.unsentFragments)
{
// send additional message fragments if the last message
// was too large to send at once
Com_Printf ("[ISM]SV_SendClientGameState() [2] for %s, writing out old fragments\n", client->name);
SV_Netchan_TransmitNextFragment(&client->netchan);
}
Com_DPrintf ("SV_SendClientGameState() for %s\n", client->name);
Com_DPrintf( "Going from CS_CONNECTED to CS_PRIMED for %s\n", client->name );
client->state = CS_PRIMED;
client->pureAuthentic = 0;
// when we receive the first packet from the client, we will
// notice that it is from a different serverid and that the
// gamestate message was not just sent, forcing a retransmit
client->gamestateMessageNum = client->netchan.outgoingSequence;
MSG_Init( &msg, msgBuffer, sizeof( msgBuffer ) );
// NOTE, MRE: all server->client messages now acknowledge
// let the client know which reliable clientCommands we have received
MSG_WriteLong( &msg, client->lastClientCommand );
// send any server commands waiting to be sent first.
// we have to do this cause we send the client->reliableSequence
// with a gamestate and it sets the clc.serverCommandSequence at
// the client side
SV_UpdateServerCommandsToClient( client, &msg );
// send the gamestate
MSG_WriteByte( &msg, svc_gamestate );
MSG_WriteLong( &msg, client->reliableSequence );
// write the configstrings
for ( start = 0 ; start < MAX_CONFIGSTRINGS ; start++ ) {
if (sv.configstrings[start][0]) {
MSG_WriteByte( &msg, svc_configstring );
MSG_WriteShort( &msg, start );
MSG_WriteBigString( &msg, sv.configstrings[start] );
}
}
// write the baselines
Com_Memset( &nullstate, 0, sizeof( nullstate ) );
for ( start = 0 ; start < MAX_GENTITIES; start++ ) {
base = &sv.svEntities[start].baseline;
if ( !base->number ) {
continue;
}
MSG_WriteByte( &msg, svc_baseline );
MSG_WriteDeltaEntity( &msg, &nullstate, base, qtrue );
}
MSG_WriteByte( &msg, svc_EOF );
MSG_WriteLong( &msg, client - svs.clients);
// write the checksum feed
MSG_WriteLong( &msg, sv.checksumFeed);
//rwwRMG - send info for the terrain
if ( TheRandomMissionManager )
{
z_stream zdata;
// Send the height map
memset(&zdata, 0, sizeof(z_stream));
deflateInit ( &zdata, Z_MAX_COMPRESSION );
unsigned char heightmap[15000];
zdata.next_out = (unsigned char*)heightmap;
zdata.avail_out = 15000;
zdata.next_in = TheRandomMissionManager->GetLandScape()->GetHeightMap();
zdata.avail_in = TheRandomMissionManager->GetLandScape()->GetRealArea();
deflate(&zdata, Z_SYNC_FLUSH);
MSG_WriteShort ( &msg, (unsigned short)zdata.total_out );
MSG_WriteBits ( &msg, 1, 1 );
MSG_WriteData ( &msg, heightmap, zdata.total_out);
deflateEnd(&zdata);
// Send the flatten map
memset(&zdata, 0, sizeof(z_stream));
deflateInit ( &zdata, Z_MAX_COMPRESSION );
zdata.next_out = (unsigned char*)heightmap;
zdata.avail_out = 15000;
zdata.next_in = TheRandomMissionManager->GetLandScape()->GetFlattenMap();
zdata.avail_in = TheRandomMissionManager->GetLandScape()->GetRealArea();
deflate(&zdata, Z_SYNC_FLUSH);
MSG_WriteShort ( &msg, (unsigned short)zdata.total_out );
MSG_WriteBits ( &msg, 1, 1 );
MSG_WriteData ( &msg, heightmap, zdata.total_out);
deflateEnd(&zdata);
// Seed is needed for misc ents and noise
MSG_WriteLong ( &msg, TheRandomMissionManager->GetLandScape()->get_rand_seed ( ) );
SV_WriteRMGAutomapSymbols ( &msg );
}
else
{
MSG_WriteShort ( &msg, 0 );
}
// deliver this to the client
SV_SendMessageToClient( &msg, client );
}
void SV_CreateClientGameStateMessage( client_t *client, msg_t *msg, qboolean updateServerCommands ) {
int start;
entityState_t *base, nullstate;
// NOTE, MRE: all server->client messages now acknowledge
// let the client know which reliable clientCommands we have received
MSG_WriteLong( msg, client->lastClientCommand );
if ( updateServerCommands ) {
// send any server commands waiting to be sent first.
// we have to do this cause we send the client->reliableSequence
// with a gamestate and it sets the clc.serverCommandSequence at
// the client side
SV_UpdateServerCommandsToClient( client, msg );
}
// send the gamestate
MSG_WriteByte( msg, svc_gamestate );
MSG_WriteLong( msg, client->reliableSequence );
// write the configstrings
for ( start = 0 ; start < MAX_CONFIGSTRINGS ; start++ ) {
if (sv.configstrings[start][0]) {
MSG_WriteByte( msg, svc_configstring );
MSG_WriteShort( msg, start );
MSG_WriteBigString( msg, sv.configstrings[start] );
}
}
// write the baselines
Com_Memset( &nullstate, 0, sizeof( nullstate ) );
for ( start = 0 ; start < MAX_GENTITIES; start++ ) {
base = &sv.svEntities[start].baseline;
if ( !base->number ) {
continue;
}
MSG_WriteByte( msg, svc_baseline );
MSG_WriteDeltaEntity( msg, &nullstate, base, qtrue );
}
MSG_WriteByte( msg, svc_EOF );
MSG_WriteLong( msg, client - svs.clients);
// write the checksum feed
MSG_WriteLong( msg, sv.checksumFeed);
//rwwRMG - send info for the terrain
if ( TheRandomMissionManager )
{
z_stream zdata;
// Send the height map
memset(&zdata, 0, sizeof(z_stream));
deflateInit ( &zdata, Z_BEST_COMPRESSION );
unsigned char heightmap[15000];
zdata.next_out = (unsigned char*)heightmap;
zdata.avail_out = 15000;
zdata.next_in = TheRandomMissionManager->GetLandScape()->GetHeightMap();
zdata.avail_in = TheRandomMissionManager->GetLandScape()->GetRealArea();
deflate(&zdata, Z_SYNC_FLUSH);
MSG_WriteShort ( msg, (unsigned short)zdata.total_out );
MSG_WriteBits ( msg, 1, 1 );
MSG_WriteData ( msg, heightmap, zdata.total_out);
deflateEnd(&zdata);
// Send the flatten map
memset(&zdata, 0, sizeof(z_stream));
deflateInit ( &zdata, Z_BEST_COMPRESSION );
zdata.next_out = (unsigned char*)heightmap;
zdata.avail_out = 15000;
zdata.next_in = TheRandomMissionManager->GetLandScape()->GetFlattenMap();
zdata.avail_in = TheRandomMissionManager->GetLandScape()->GetRealArea();
deflate(&zdata, Z_SYNC_FLUSH);
MSG_WriteShort ( msg, (unsigned short)zdata.total_out );
MSG_WriteBits ( msg, 1, 1 );
MSG_WriteData ( msg, heightmap, zdata.total_out);
deflateEnd(&zdata);
// Seed is needed for misc ents and noise
MSG_WriteLong ( msg, TheRandomMissionManager->GetLandScape()->get_rand_seed ( ) );
SV_WriteRMGAutomapSymbols ( msg );
}
else
{
MSG_WriteShort ( msg, 0 );
}
}
