/*
Copyright (C) 1996-2001 Id Software, Inc.
Copyright (C) 2002-2009 John Fitzgibbons and others
Copyright (C) 2010-2014 QuakeSpasm developers

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/
// cl_main.c  -- client main loop

#include "quakedef.h"
#include "bgmusic.h"

// we need to declare some mouse variables here, because the menu system
// references them even when on a unix system.

// these two are not intended to be set directly
cvar_t  cl_name = {"_cl_name", "player", CVAR_ARCHIVE};
cvar_t  cl_color = {"_cl_color", "0", CVAR_ARCHIVE};

cvar_t  cl_shownet = {"cl_shownet", "0", CVAR_NONE};    // can be 0, 1, or 2
cvar_t  cl_nolerp = {"cl_nolerp", "0", CVAR_NONE};

cvar_t  cfg_unbindall = {"cfg_unbindall", "1", CVAR_ARCHIVE};

cvar_t  lookspring = {"lookspring", "0", CVAR_ARCHIVE};
cvar_t  lookstrafe = {"lookstrafe", "0", CVAR_ARCHIVE};
cvar_t  sensitivity = {"sensitivity", "3", CVAR_ARCHIVE};

cvar_t  m_pitch = {"m_pitch", "0.022", CVAR_ARCHIVE};
cvar_t  m_yaw = {"m_yaw", "0.022", CVAR_ARCHIVE};
cvar_t  m_forward = {"m_forward", "1", CVAR_ARCHIVE};
cvar_t  m_side = {"m_side", "0.8", CVAR_ARCHIVE};

cvar_t  cl_maxpitch = {"cl_maxpitch", "90", CVAR_ARCHIVE}; //johnfitz -- variable pitch clamping
cvar_t  cl_minpitch = {"cl_minpitch", "-90", CVAR_ARCHIVE}; //johnfitz -- variable pitch clamping

cvar_t cl_maxdlights   = {"cl_maxdlights", "128", CVAR_ARCHIVE};
cvar_t cl_maxtempents  = {"cl_maxtempents", "256", CVAR_ARCHIVE};
cvar_t cl_maxbeams     = {"cl_maxbeams", "32", CVAR_ARCHIVE};
cvar_t cl_maxvisedicts = {"cl_maxvisedicts", "4096", CVAR_ARCHIVE};

client_static_t cls;
client_state_t  cl;
// FIXME: put these on hunk?
entity_t     cl_static_entities[MAX_STATIC_ENTITIES];
lightstyle_t cl_lightstyle[MAX_LIGHTSTYLES];

entity_t *cl_entities; //johnfitz -- was a static array, now on hunk
int32_t  cl_max_edicts; //johnfitz -- only changes when new map loads

dlight_t *cl_dlights;
int32_t  cl_max_dlights; //johnfitz -- only changes when new map loads

entity_t **cl_visedicts;
int32_t  cl_numvisedicts;
int32_t  max_visedicts;

extern cvar_t   r_lerpmodels, r_lerpmove; //johnfitz

/*
=====================
CL_ClearState

=====================
*/
void CL_ClearState(void)
{
	if(!sv.active)
		Host_ClearMemory();

	// wipe the entire cl structure
	memset(&cl, 0, sizeof(cl));

	SZ_Clear(&cls.message);

	// clear other arrays
	memset(cl_lightstyle, 0, sizeof(cl_lightstyle));

	//johnfitz -- cl_entities is now dynamically allocated
	cl_max_edicts = CLAMP(MIN_EDICTS, (int32_t)max_edicts.value, MAX_EDICTS);
	cl_entities = Hunk_AllocName(cl_max_edicts * sizeof(*cl_entities), "cl_entities");
	//johnfitz

	cl_max_dlights = CLAMP(MIN_DLIGHTS, (int32_t)cl_maxdlights.value, MAX_DLIGHTS);
	cl_dlights = Hunk_AllocName(cl_max_dlights * sizeof(*cl_dlights), "cl_dlights");

	max_temp_entities = CLAMP(0, (int32_t)cl_maxtempents.value, 32000);
	cl_temp_entities = Hunk_AllocName(max_temp_entities * sizeof(*cl_temp_entities), "cl_temp_entities");

	max_beams = CLAMP(0, (int32_t)cl_maxbeams.value, 32000);
	cl_beams = Hunk_AllocName(max_beams * sizeof(*cl_beams), "cl_beams");

	max_visedicts = CLAMP(0, (int32_t)cl_maxvisedicts.value, 32000);
	cl_visedicts = Hunk_AllocName(max_visedicts * sizeof(*cl_visedicts), "cl_visedicts");
}

/*
=====================
CL_Disconnect

Sends a disconnect message to the server
This is also called on Host_Error, so it shouldn't cause any errors
=====================
*/
void CL_Disconnect(void)
{
	if(key_dest == key_message)
		Key_EndChat();  // don't get stuck in chat mode

// stop sounds (especially looping!)
	S_StopAllSounds(true);
	BGM_Stop();

// if running a local server, shut it down
	if(cls.demoplayback)
		CL_StopPlayback();
	else if(cls.state == ca_connected)
	{
		if(cls.demorecording)
			CL_Stop_f();

		Con_DPrintf("Sending clc_disconnect\n");
		SZ_Clear(&cls.message);
		MSG_WriteByte(&cls.message, clc_disconnect);
		NET_SendUnreliableMessage(cls.netcon, &cls.message);
		SZ_Clear(&cls.message);
		NET_Close(cls.netcon);

		cls.state = ca_disconnected;
		if(sv.active)
			Host_ShutdownServer(false);
	}

	cls.demoplayback = cls.timedemo = false;
	cls.demopaused = false;
	cls.signon = 0;
	cl.intermission = 0;
}

void CL_Disconnect_f(void)
{
	CL_Disconnect();
	if(sv.active)
		Host_ShutdownServer(false);
}


/*
=====================
CL_EstablishConnection

Host should be either "local" or a net address to be passed on
=====================
*/
void CL_EstablishConnection(const char *host)
{
	if(cls.state == ca_dedicated)
		return;

	if(cls.demoplayback)
		return;

	CL_Disconnect();

	cls.netcon = NET_Connect(host);
	if(!cls.netcon)
		Host_Error("CL_Connect: connect failed\n");
	Con_DPrintf("CL_EstablishConnection: connected to %s\n", host);

	cls.demonum = -1;                       // not in the demo loop now
	cls.state = ca_connected;
	cls.signon = 0;                         // need all the signon messages before playing
	MSG_WriteByte(&cls.message, clc_nop);   // NAT Fix from ProQuake
}

/*
=====================
CL_SignonReply

An svc_signonnum has been received, perform a client side setup
=====================
*/
void CL_SignonReply(void)
{
	char    str[8192];

	Con_DPrintf("CL_SignonReply: %" PRIi32 "\n", cls.signon);

	switch(cls.signon)
	{
	case 1:
		MSG_WriteByte(&cls.message, clc_stringcmd);
		MSG_WriteString(&cls.message, "prespawn");
		break;

	case 2:
		MSG_WriteByte(&cls.message, clc_stringcmd);
		MSG_WriteString(&cls.message, va("name \"%s\"\n", cl_name.string));

		MSG_WriteByte(&cls.message, clc_stringcmd);
		MSG_WriteString(&cls.message, va("color %" PRIi32 " %" PRIi32 "\n", ((int32_t)cl_color.value) >> 4, ((int32_t)cl_color.value) & 15));

		MSG_WriteByte(&cls.message, clc_stringcmd);
		sprintf(str, "spawn %s", cls.spawnparms);
		MSG_WriteString(&cls.message, str);
		break;

	case 3:
		MSG_WriteByte(&cls.message, clc_stringcmd);
		MSG_WriteString(&cls.message, "begin");
		Cache_Report();                 // print remaining memory
		break;

	case 4:
		SCR_EndLoadingPlaque();                 // allow normal screen updates
		break;
	}
}

/*
=====================
CL_NextDemo

Called to play the next demo in the demo loop
=====================
*/
void CL_NextDemo(void)
{
	char    str[1024];

	if(cls.demonum == -1)
		return;         // don't play demos

	if(!cls.demos[cls.demonum][0] || cls.demonum == MAX_DEMOS)
	{
		cls.demonum = 0;
		if(!cls.demos[cls.demonum][0])
		{
			Con_Printf("No demos listed with startdemos\n");
			cls.demonum = -1;
			CL_Disconnect();
			return;
		}
	}

	SCR_BeginLoadingPlaque();

	sprintf(str, "playdemo %s\n", cls.demos[cls.demonum]);
	Cbuf_InsertText(str);
	cls.demonum++;
}

/*
==============
CL_PrintEntities_f
==============
*/
void CL_PrintEntities_f(void)
{
	entity_t        *ent;
	int32_t                 i;

	if(cls.state != ca_connected)
		return;

	for(i = 0, ent = cl_entities ; i < cl.num_entities ; i++, ent++)
	{
		Con_Printf("%3" PRIi32 ":", i);
		if(!ent->model)
		{
			Con_Printf("EMPTY\n");
			continue;
		}
		Con_Printf("%s:%2" PRIi32 "  (%5.1f,%5.1f,%5.1f) [%5.1f %5.1f %5.1f]\n"
		           , ent->model->name, ent->frame, ent->origin[0], ent->origin[1], ent->origin[2], ent->angles[0], ent->angles[1], ent->angles[2]);
	}
}

/*
===============
CL_AllocDlight

===============
*/
dlight_t *CL_AllocDlight(int32_t key)
{
	int32_t         i;
	dlight_t        *dl;

// first look for an exact key match
	if(key)
	{
		dl = cl_dlights;
		for(i = 0 ; i < cl_max_dlights ; i++, dl++)
		{
			if(dl->key == key)
			{
				memset(dl, 0, sizeof(*dl));
				dl->key = key;
				dl->color[0] = dl->color[1] = dl->color[2] = 1; //johnfitz -- lit support via lordhavoc
				return dl;
			}
		}
	}

// then look for anything else
	dl = cl_dlights;
	for(i = 0 ; i < cl_max_dlights ; i++, dl++)
	{
		if(dl->die < cl.time)
		{
			memset(dl, 0, sizeof(*dl));
			dl->key = key;
			dl->color[0] = dl->color[1] = dl->color[2] = 1; //johnfitz -- lit support via lordhavoc
			return dl;
		}
	}

	dl = &cl_dlights[0];
	memset(dl, 0, sizeof(*dl));
	dl->key = key;
	dl->color[0] = dl->color[1] = dl->color[2] = 1; //johnfitz -- lit support via lordhavoc
	return dl;
}


/*
===============
CL_DecayLights

===============
*/
void CL_DecayLights(void)
{
	int32_t                 i;
	dlight_t        *dl;
	float           time;

	time = cl.time - cl.oldtime;

	dl = cl_dlights;
	for(i = 0 ; i < cl_max_dlights ; i++, dl++)
	{
		if(dl->die < cl.time || !dl->radius)
			continue;

		dl->radius -= time * dl->decay;
		if(dl->radius < 0)
			dl->radius = 0;
	}
}


/*
===============
CL_LerpPoint

Determines the fraction between the last two messages that the objects
should be put at.
===============
*/
float   CL_LerpPoint(void)
{
	float   f, frac;

	f = cl.mtime[0] - cl.mtime[1];

	if(!f || cls.timedemo || sv.active)
	{
		cl.time = cl.mtime[0];
		return 1;
	}

	if(f > 0.1)  // dropped packet, or start of demo
	{
		cl.mtime[1] = cl.mtime[0] - 0.1;
		f = 0.1;
	}

	frac = (cl.time - cl.mtime[1]) / f;

	if(frac < 0)
	{
		if(frac < -0.01)
			cl.time = cl.mtime[1];
		frac = 0;
	}
	else if(frac > 1)
	{
		if(frac > 1.01)
			cl.time = cl.mtime[0];
		frac = 1;
	}

	//johnfitz -- better nolerp behavior
	if(cl_nolerp.value)
		return 1;
	//johnfitz

	return frac;
}

/*
===============
CL_RelinkEntities
===============
*/
void CL_RelinkEntities(void)
{
	entity_t        *ent;
	int32_t                 i, j;
	float           frac, f, d;
	vec3_t          delta;
	float           bobjrotate;
	vec3_t          oldorg;
	dlight_t        *dl;

// determine partial update time
	frac = CL_LerpPoint();

	cl_numvisedicts = 0;

//
// interpolate player info
//
	for(i = 0 ; i < 3 ; i++)
		cl.velocity[i] = cl.mvelocity[1][i] +
		                 frac * (cl.mvelocity[0][i] - cl.mvelocity[1][i]);

	if(cls.demoplayback)
	{
		// interpolate the angles
		for(j = 0 ; j < 3 ; j++)
		{
			d = cl.mviewangles[0][j] - cl.mviewangles[1][j];
			if(d > 180)
				d -= 360;
			else if(d < -180)
				d += 360;
			cl.viewangles[j] = cl.mviewangles[1][j] + frac * d;
		}
	}

	bobjrotate = anglemod(100 * cl.time);

// start on the entity after the world
	for(i = 1, ent = cl_entities + 1 ; i < cl.num_entities ; i++, ent++)
	{
		if(!ent->model)
		{
			// empty slot

			// ericw -- efrags are only used for static entities in GLQuake
			// ent can't be static, so this is a no-op.
			//if (ent->forcelink)
			//      R_RemoveEfrags (ent);   // just became empty
			continue;
		}

// if the object wasn't included in the last packet, remove it
		if(ent->msgtime != cl.mtime[0])
		{
			ent->model = NULL;
			ent->lerpflags |= LERP_RESETMOVE | LERP_RESETANIM; //johnfitz -- next time this entity slot is reused, the lerp will need to be reset
			continue;
		}

		VectorCopy(ent->origin, oldorg);

		if(ent->forcelink)
		{
			// the entity was not updated in the last message
			// so move to the final spot
			VectorCopy(ent->msg_origins[0], ent->origin);
			VectorCopy(ent->msg_angles[0], ent->angles);
		}
		else
		{
			// if the delta is large, assume a teleport and don't lerp
			f = frac;
			for(j = 0 ; j < 3 ; j++)
			{
				delta[j] = ent->msg_origins[0][j] - ent->msg_origins[1][j];
				if(delta[j] > 100 || delta[j] < -100)
				{
					f = 1;          // assume a teleportation, not a motion
					ent->lerpflags |= LERP_RESETMOVE; //johnfitz -- don't lerp teleports
				}
			}

			//johnfitz -- don't cl_lerp entities that will be r_lerped
			if(r_lerpmove.value && (ent->lerpflags & LERP_MOVESTEP))
				f = 1;
			//johnfitz

			// interpolate the origin and angles
			for(j = 0 ; j < 3 ; j++)
			{
				ent->origin[j] = ent->msg_origins[1][j] + f * delta[j];

				d = ent->msg_angles[0][j] - ent->msg_angles[1][j];
				if(d > 180)
					d -= 360;
				else if(d < -180)
					d += 360;
				ent->angles[j] = ent->msg_angles[1][j] + f * d;
			}
		}

// rotate binary objects locally
		if(ent->model->flags & EF_ROTATE)
			ent->angles[1] = bobjrotate;

		if(ent->effects & EF_BRIGHTFIELD)
			R_EntityParticles(ent);

		if(ent->effects & EF_MUZZLEFLASH)
		{
			vec3_t          fv, rv, uv;

			dl = CL_AllocDlight(i);
			VectorCopy(ent->origin,  dl->origin);
			dl->origin[2] += 16;
			AngleVectors(ent->angles, fv, rv, uv);

			VectorMA(dl->origin, 18, fv, dl->origin);
			dl->radius = 200 + (rand() & 31);
			dl->minlight = 32;
			dl->die = cl.time + 0.1;

			//johnfitz -- assume muzzle flash accompanied by muzzle flare, which looks bad when lerped
			if(r_lerpmodels.value != 2)
			{
				if(ent == &cl_entities[cl.viewentity])
					cl.viewent.lerpflags |= LERP_RESETANIM | LERP_RESETANIM2; //no lerping for two frames
				else
					ent->lerpflags |= LERP_RESETANIM | LERP_RESETANIM2; //no lerping for two frames
			}
			//johnfitz
		}
		if(ent->effects & EF_BRIGHTLIGHT)
		{
			dl = CL_AllocDlight(i);
			VectorCopy(ent->origin,  dl->origin);
			dl->origin[2] += 16;
			dl->radius = 400 + (rand() & 31);
			dl->die = cl.time + 0.001;
		}
		if(ent->effects & EF_DIMLIGHT)
		{
			dl = CL_AllocDlight(i);
			VectorCopy(ent->origin,  dl->origin);
			dl->radius = 200 + (rand() & 31);
			dl->die = cl.time + 0.001;
		}

		if(ent->model->flags & EF_GIB)
			R_RocketTrail(oldorg, ent->origin, 2);
		else if(ent->model->flags & EF_ZOMGIB)
			R_RocketTrail(oldorg, ent->origin, 4);
		else if(ent->model->flags & EF_TRACER)
			R_RocketTrail(oldorg, ent->origin, 3);
		else if(ent->model->flags & EF_TRACER2)
			R_RocketTrail(oldorg, ent->origin, 5);
		else if(ent->model->flags & EF_ROCKET)
		{
			R_RocketTrail(oldorg, ent->origin, 0);
			dl = CL_AllocDlight(i);
			VectorCopy(ent->origin, dl->origin);
			dl->radius = 200;
			dl->die = cl.time + 0.01;
		}
		else if(ent->model->flags & EF_GRENADE)
			R_RocketTrail(oldorg, ent->origin, 1);
		else if(ent->model->flags & EF_TRACER3)
			R_RocketTrail(oldorg, ent->origin, 6);

		ent->forcelink = false;

		if(i == cl.viewentity && !chase_active.value)
			continue;

		if(cl_numvisedicts < max_visedicts)
		{
			cl_visedicts[cl_numvisedicts] = ent;
			cl_numvisedicts++;
		}
	}
}


/*
===============
CL_ReadFromServer

Read all incoming data from the server
===============
*/
int32_t CL_ReadFromServer(void)
{
	int32_t                 ret;
	int32_t                 num_beams = 0; //johnfitz
	int32_t                 num_dlights = 0; //johnfitz
	beam_t          *b; //johnfitz
	dlight_t        *l; //johnfitz
	int32_t                 i; //johnfitz


	cl.oldtime = cl.time;
	cl.time += host_frametime;

	do
	{
		ret = CL_GetMessage();
		if(ret == -1)
			Host_Error("CL_ReadFromServer: lost server connection");
		if(!ret)
			break;

		cl.last_received_message = realtime;
		CL_ParseServerMessage();
	}
	while(ret && cls.state == ca_connected);

	if(cl_shownet.value)
		Con_Printf("\n");

	CL_RelinkEntities();
	CL_UpdateTEnts();

//johnfitz -- devstats

	//visedicts
	if(cl_numvisedicts > 256 && dev_peakstats.visedicts <= 256)
		Con_DWarning("%" PRIi32 " visedicts exceeds standard limit of 256 (max = %" PRIi32 ").\n", cl_numvisedicts, max_visedicts);
	dev_stats.visedicts = cl_numvisedicts;
	dev_peakstats.visedicts = q_max(cl_numvisedicts, dev_peakstats.visedicts);

	//temp entities
	if(num_temp_entities > 64 && dev_peakstats.tempents <= 64)
		Con_DWarning("%" PRIi32 " tempentities exceeds standard limit of 64 (max = %" PRIi32 ").\n", num_temp_entities, max_temp_entities);
	dev_stats.tempents = num_temp_entities;
	dev_peakstats.tempents = q_max(num_temp_entities, dev_peakstats.tempents);

	//beams
	for(i = 0, b = cl_beams ; i < max_beams ; i++, b++)
		if(b->model && b->endtime >= cl.time)
			num_beams++;
	if(num_beams > 24 && dev_peakstats.beams <= 24)
		Con_DWarning("%" PRIi32 " beams exceeded standard limit of 24 (max = %" PRIi32 ").\n", num_beams, max_beams);
	dev_stats.beams = num_beams;
	dev_peakstats.beams = q_max(num_beams, dev_peakstats.beams);

	//dlights
	for(i = 0, l = cl_dlights ; i < cl_max_dlights ; i++, l++)
		if(l->die >= cl.time && l->radius)
			num_dlights++;
	if(num_dlights > 32 && dev_peakstats.dlights <= 32)
		Con_DWarning("%" PRIi32 " dlights exceeded standard limit of 32 (max = %" PRIi32 ").\n", num_dlights, cl_max_dlights);
	dev_stats.dlights = num_dlights;
	dev_peakstats.dlights = q_max(num_dlights, dev_peakstats.dlights);

//johnfitz

//
// bring the links up to date
//
	return 0;
}

/*
=================
CL_SendCmd
=================
*/
void CL_SendCmd(void)
{
	usercmd_t               cmd;

	if(cls.state != ca_connected)
		return;

	if(cls.signon == SIGNONS)
	{
		// get basic movement from keyboard
		CL_BaseMove(&cmd);

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

		// send the unreliable message
		CL_SendMove(&cmd);
	}

	if(cls.demoplayback)
	{
		SZ_Clear(&cls.message);
		return;
	}

// send the reliable message
	if(!cls.message.cursize)
		return;         // no message at all

	if(!NET_CanSendMessage(cls.netcon))
	{
		Con_DPrintf("CL_SendCmd: can't send\n");
		return;
	}

	if(NET_SendMessage(cls.netcon, &cls.message) == -1)
		Host_Error("CL_SendCmd: lost server connection");

	SZ_Clear(&cls.message);
}

/*
=============
CL_Tracepos_f -- johnfitz

display impact point of trace along VPN
=============
*/
void CL_Tracepos_f(void)
{
	vec3_t  v, w;

	if(cls.state != ca_connected)
		return;

	VectorMA(r_refdef.vieworg, 8192.0, vpn, v);
	TraceLine(r_refdef.vieworg, v, w);

	if(VectorLength(w) == 0)
		Con_Printf("Tracepos: trace didn't hit anything\n");
	else
		Con_Printf("Tracepos: (%" PRIi32 " %" PRIi32 " %" PRIi32 ")\n", (int32_t)w[0], (int32_t)w[1], (int32_t)w[2]);
}

/*
=============
CL_Viewpos_f -- johnfitz

display client's position and angles
=============
*/
void CL_Viewpos_f(void)
{
	if(cls.state != ca_connected)
		return;
#if 0
	//camera position
	Con_Printf("Viewpos: (%" PRIi32 " %" PRIi32 " %" PRIi32 ") %" PRIi32 " %" PRIi32 " %" PRIi32 "\n",
	           (int32_t)r_refdef.vieworg[0],
	           (int32_t)r_refdef.vieworg[1],
	           (int32_t)r_refdef.vieworg[2],
	           (int32_t)r_refdef.viewangles[PITCH],
	           (int32_t)r_refdef.viewangles[YAW],
	           (int32_t)r_refdef.viewangles[ROLL]);
#else
	//player position
	Con_Printf("Viewpos: (%" PRIi32 " %" PRIi32 " %" PRIi32 ") %" PRIi32 " %" PRIi32 " %" PRIi32 "\n",
	           (int32_t)cl_entities[cl.viewentity].origin[0],
	           (int32_t)cl_entities[cl.viewentity].origin[1],
	           (int32_t)cl_entities[cl.viewentity].origin[2],
	           (int32_t)cl.viewangles[PITCH],
	           (int32_t)cl.viewangles[YAW],
	           (int32_t)cl.viewangles[ROLL]);
#endif
}

/*
=================
CL_Init
=================
*/
void CL_Init(void)
{
	SZ_Alloc(&cls.message, 1024);

	CL_InitInput();
	CL_InitTEnts();

	Cvar_RegisterVariable(&cl_name);
	Cvar_RegisterVariable(&cl_color);
	Cvar_RegisterVariable(&cl_upspeed);
	Cvar_RegisterVariable(&cl_forwardspeed);
	Cvar_RegisterVariable(&cl_backspeed);
	Cvar_RegisterVariable(&cl_sidespeed);
	Cvar_RegisterVariable(&cl_movespeedkey);
	Cvar_RegisterVariable(&cl_yawspeed);
	Cvar_RegisterVariable(&cl_pitchspeed);
	Cvar_RegisterVariable(&cl_anglespeedkey);
	Cvar_RegisterVariable(&cl_shownet);
	Cvar_RegisterVariable(&cl_nolerp);
	Cvar_RegisterVariable(&lookspring);
	Cvar_RegisterVariable(&lookstrafe);
	Cvar_RegisterVariable(&sensitivity);

	Cvar_RegisterVariable(&cl_alwaysrun);

	Cvar_RegisterVariable(&m_pitch);
	Cvar_RegisterVariable(&m_yaw);
	Cvar_RegisterVariable(&m_forward);
	Cvar_RegisterVariable(&m_side);

	Cvar_RegisterVariable(&cfg_unbindall);

	Cvar_RegisterVariable(&cl_maxpitch);  //johnfitz -- variable pitch clamping
	Cvar_RegisterVariable(&cl_minpitch);  //johnfitz -- variable pitch clamping

	Cvar_RegisterVariable(&cl_maxdlights);
	Cvar_RegisterVariable(&cl_maxtempents);
	Cvar_RegisterVariable(&cl_maxbeams);
	Cvar_RegisterVariable(&cl_maxvisedicts);

	Cmd_AddCommand("entities", CL_PrintEntities_f);
	Cmd_AddCommand("disconnect", CL_Disconnect_f);
	Cmd_AddCommand("record", CL_Record_f);
	Cmd_AddCommand("stop", CL_Stop_f);
	Cmd_AddCommand("playdemo", CL_PlayDemo_f);
	Cmd_AddCommand("timedemo", CL_TimeDemo_f);

	Cmd_AddCommand("tracepos", CL_Tracepos_f);  //johnfitz
	Cmd_AddCommand("viewpos", CL_Viewpos_f);  //johnfitz
}