示例#1
0
/*
=================
CL_SendCmd
=================
*/
void CL_SendCmd (void)
{
	sizebuf_t	buf;
	byte		data[128];
	int			i;
	usercmd_t	*cmd;

	if (cls.demoplayback)
		return; // sendcmds come from the demo

	// save this command off for prediction
	i = cls.netchan.outgoing_sequence & UPDATE_MASK;
	cmd = &cl.frames[i].cmd;
	cl.frames[i].senttime = realtime;
	cl.frames[i].receivedtime = -1;		// we haven't gotten a reply yet

	// get basic movement from keyboard
	CL_BaseMove (cmd);

	// allow mice or other external controllers to add to the move
	IN_Move (cmd);

	// if we are spectator, try autocam
	if (cl.spectator)
		Cam_Track(cmd);

	CL_FinishMove(cmd);

	Cam_FinishMove(cmd);

// send this and the previous cmds in the message, so
// if the last packet was dropped, it can be recovered
	buf.maxsize = 128;
	buf.cursize = 0;
	buf.data = data;

	MSG_WriteByte (&buf, clc_move);
	i = (cls.netchan.outgoing_sequence-2) & UPDATE_MASK;
	MSG_WriteUsercmd (&buf, &cl.frames[i].cmd, false);
	i = (cls.netchan.outgoing_sequence-1) & UPDATE_MASK;
	MSG_WriteUsercmd (&buf, &cl.frames[i].cmd, false);
	i = (cls.netchan.outgoing_sequence) & UPDATE_MASK;
	MSG_WriteUsercmd (&buf, &cl.frames[i].cmd, true);

//	Con_Printf("I  %hd %hd %hd\n",cmd->forwardmove, cmd->sidemove, cmd->upmove);

	// request delta compression of entities
	if (cls.netchan.outgoing_sequence - cl.validsequence >= UPDATE_BACKUP-1)
		cl.validsequence = 0;

	if (cl.validsequence && !cl_nodelta.value && cls.state == ca_active &&
		!cls.demorecording)
	{
		cl.frames[cls.netchan.outgoing_sequence&UPDATE_MASK].delta_sequence = cl.validsequence;
		MSG_WriteByte (&buf, clc_delta);
		MSG_WriteByte (&buf, cl.validsequence&255);
	}
	else
		cl.frames[cls.netchan.outgoing_sequence&UPDATE_MASK].delta_sequence = -1;

	if (cls.demorecording)
		CL_WriteDemoCmd(cmd);

//
// deliver the message
//
	Netchan_Transmit (&cls.netchan, buf.cursize, buf.data);	
}
示例#2
0
void CL_SendCmd (void)
{
	sizebuf_t buf;
	byte data[128];
	usercmd_t *cmd, *oldcmd;
	int i, checksumIndex, lost;
	qbool dontdrop;
	static float pps_balance = 0;
	static int dropcount = 0;

	if (cls.demoplayback && !cls.mvdplayback)
		return; // sendcmds come from the demo

	#ifdef FTE_PEXT_CHUNKEDDOWNLOADS
	CL_SendChunkDownloadReq();
	#endif

	// save this command off for prediction
	i = cls.netchan.outgoing_sequence & UPDATE_MASK;
	cmd = &cl.frames[i].cmd;
	cl.frames[i].senttime = cls.realtime;
	cl.frames[i].receivedtime = -1;		// we haven't gotten a reply yet

	// update network stats table
	i = cls.netchan.outgoing_sequence&NETWORK_STATS_MASK;
	network_stats[i].delta = 0;     // filled-in later
	network_stats[i].sentsize = 0;  // filled-in later
	network_stats[i].senttime = cls.realtime;
	network_stats[i].receivedtime = -1;

	// get basic movement from keyboard
	CL_BaseMove (cmd);

	// allow mice or other external controllers to add to the move

	if (cl_independentPhysics.value == 0 || (physframe && cl_independentPhysics.value != 0))
	{
		IN_Move(cmd);
	}

	// if we are spectator, try autocam
	if (cl.spectator)
		Cam_Track(cmd);

	CL_FinishMove(cmd);
	cmdtime_msec += cmd->msec;

	Cam_FinishMove(cmd);

	if (cls.mvdplayback)
	{
		CL_CalcPlayerFPS(&cl.players[cl.playernum], cmd->msec);
        cls.netchan.outgoing_sequence++;
		return;
	}

	SZ_Init (&buf, data, sizeof(data));

	SZ_Write (&buf, cls.cmdmsg.data, cls.cmdmsg.cursize);
	if (cls.cmdmsg.overflowed)
		Com_DPrintf("cls.cmdmsg overflowed\n");
	SZ_Clear (&cls.cmdmsg);

	// begin a client move command
	MSG_WriteByte (&buf, clc_move);

	// save the position for a checksum byte
	checksumIndex = buf.cursize;
	MSG_WriteByte (&buf, 0);

	// write our lossage percentage
	lost = CL_CalcNet();
	MSG_WriteByte (&buf, (byte)lost);

	// send this and the previous two cmds in the message, so if the last packet was dropped, it can be recovered
	dontdrop = false;

	i = (cls.netchan.outgoing_sequence - 2) & UPDATE_MASK;
	cmd = &cl.frames[i].cmd;
	if (cl_c2sImpulseBackup.value >= 2)
		dontdrop = dontdrop || cmd->impulse;
	MSG_WriteDeltaUsercmd (&buf, &nullcmd, cmd);
	oldcmd = cmd;

	i = (cls.netchan.outgoing_sequence - 1) & UPDATE_MASK;
	cmd = &cl.frames[i].cmd;
	if (cl_c2sImpulseBackup.value >= 3)
		dontdrop = dontdrop || cmd->impulse;
	MSG_WriteDeltaUsercmd (&buf, oldcmd, cmd);
	oldcmd = cmd;

	i = (cls.netchan.outgoing_sequence) & UPDATE_MASK;
	cmd = &cl.frames[i].cmd;
	if (cl_c2sImpulseBackup.value >= 1)
		dontdrop = dontdrop || cmd->impulse;
	MSG_WriteDeltaUsercmd (&buf, oldcmd, cmd);

	// calculate a checksum over the move commands
	buf.data[checksumIndex] = COM_BlockSequenceCRCByte(
		buf.data + checksumIndex + 1, buf.cursize - checksumIndex - 1,
		cls.netchan.outgoing_sequence);

	// request delta compression of entities
	if (cls.netchan.outgoing_sequence - cl.validsequence >= UPDATE_BACKUP - 1)
	{
		cl.validsequence = 0;
		cl.delta_sequence = 0;
	}

	if (cl.delta_sequence && !cl_nodelta.value && cls.state == ca_active)
	{
		cl.frames[cls.netchan.outgoing_sequence & UPDATE_MASK].delta_sequence = cl.delta_sequence;
		MSG_WriteByte (&buf, clc_delta);
		MSG_WriteByte (&buf, cl.delta_sequence & 255);

		// network stats table
		network_stats[cls.netchan.outgoing_sequence&NETWORK_STATS_MASK].delta = 1;
	}
	else
	{
		cl.frames[cls.netchan.outgoing_sequence & UPDATE_MASK].delta_sequence = -1;
	}

	if (cls.demorecording)
		CL_WriteDemoCmd (cmd);

	if (cl_c2spps.value)
	{
		pps_balance += cls.frametime;
		// never drop more than 2 messages in a row -- that'll cause PL
		// and don't drop if one of the last two movemessages have an impulse
		if (pps_balance > 0 || dropcount >= 2 || dontdrop)
		{
			float	pps;
			pps = cl_c2spps.value;
			if (pps < 10) pps = 10;
			if (pps > 72) pps = 72;
			pps_balance -= 1 / pps;
			// bound pps_balance. FIXME: is there a better way?
			if (pps_balance > 0.1) pps_balance = 0.1;
			if (pps_balance < -0.1) pps_balance = -0.1;
			dropcount = 0;
		}
		else
		{
			// don't count this message when calculating PL
			cl.frames[i].receivedtime = -3;
			// drop this message
			cls.netchan.outgoing_sequence++;
			dropcount++;
			return;
		}
	}
	else
	{
		pps_balance = 0;
		dropcount = 0;
	}

#ifdef FTE_PEXT2_VOICECHAT
	S_Voip_Transmit(clc_voicechat, &buf);
#endif

	cl.frames[cls.netchan.outgoing_sequence&UPDATE_MASK].sentsize = buf.cursize + 8;    // 8 = PACKET_HEADER
	// network stats table
	network_stats[cls.netchan.outgoing_sequence&NETWORK_STATS_MASK].sentsize = buf.cursize + 8;

	// deliver the message
	Netchan_Transmit (&cls.netchan, buf.cursize, buf.data);
}
示例#3
0
/*
=================
CL_SendCmd
=================
*/
void CL_SendCmd (void)
{
	sizebuf_t	buf;
	byte		data[128];
	int			i;
	usercmd_t	*cmd, *oldcmd;
	int			checksumIndex;
	int			lost;
	int			seq_hash;

	if (cls.demoplayback)
		return; // sendcmds come from the demo

	// save this command off for prediction
	i = cls.netchan.outgoing_sequence & UPDATE_MASK;
	cmd = &cl.frames[i].cmd;
	cl.frames[i].senttime = realtime;
	cl.frames[i].receivedtime = -1;		// we haven't gotten a reply yet

//	seq_hash = (cls.netchan.outgoing_sequence & 0xffff) ; // ^ QW_CHECK_HASH;
	seq_hash = cls.netchan.outgoing_sequence;

	// get basic movement from keyboard
	CL_BaseMove (cmd);

	// allow mice or other external controllers to add to the move
	IN_Move (cmd);

	// if we are spectator, try autocam
	if (cl.spectator)
		Cam_Track(cmd);

	CL_FinishMove(cmd);

	Cam_FinishMove(cmd);

// send this and the previous cmds in the message, so
// if the last packet was dropped, it can be recovered
	buf.maxsize = 128;
	buf.cursize = 0;
	buf.data = data;

	MSG_WriteByte (&buf, clc_move);

	// save the position for a checksum byte
	checksumIndex = buf.cursize;
	MSG_WriteByte (&buf, 0);

	// write our lossage percentage
	lost = CL_CalcNet();
	MSG_WriteByte (&buf, (byte)lost);

	i = (cls.netchan.outgoing_sequence-2) & UPDATE_MASK;
	cmd = &cl.frames[i].cmd;
	MSG_WriteDeltaUsercmd (&buf, &nullcmd, cmd);
	oldcmd = cmd;

	i = (cls.netchan.outgoing_sequence-1) & UPDATE_MASK;
	cmd = &cl.frames[i].cmd;
	MSG_WriteDeltaUsercmd (&buf, oldcmd, cmd);
	oldcmd = cmd;

	i = (cls.netchan.outgoing_sequence) & UPDATE_MASK;
	cmd = &cl.frames[i].cmd;
	MSG_WriteDeltaUsercmd (&buf, oldcmd, cmd);

	// calculate a checksum over the move commands
	buf.data[checksumIndex] = COM_BlockSequenceCRCByte(
		buf.data + checksumIndex + 1, buf.cursize - checksumIndex - 1,
		seq_hash);

	// request delta compression of entities
	if (cls.netchan.outgoing_sequence - cl.validsequence >= UPDATE_BACKUP-1)
		cl.validsequence = 0;

	if (cl.validsequence && !cl_nodelta.value && cls.state == ca_active &&
		!cls.demorecording)
	{
		cl.frames[cls.netchan.outgoing_sequence&UPDATE_MASK].delta_sequence = cl.validsequence;
		MSG_WriteByte (&buf, clc_delta);
		MSG_WriteByte (&buf, cl.validsequence&255);
	}
	else
		cl.frames[cls.netchan.outgoing_sequence&UPDATE_MASK].delta_sequence = -1;

	if (cls.demorecording)
		CL_WriteDemoCmd(cmd);

//
// deliver the message
//
	Netchan_Transmit (&cls.netchan, buf.cursize, buf.data);	
}