/*
Copyright (C) 1996-1997 Id Software, Inc.

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"

// 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", true};
cvar_t	cl_color = {"_cl_color", "0", true};

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

cvar_t	lookspring = {"lookspring","0", true};
cvar_t	lookstrafe = {"lookstrafe","0", true};
cvar_t	sensitivity = {"sensitivity","3", true};
cvar_t	mouselook = {"mouselook", "1", true};

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

// by joe
cvar_t	cl_truelightning	= {"cl_truelightning", "0"};
cvar_t	cl_sbar				= {"cl_sbar", "0", true};
cvar_t	cl_rocket2grenade	= {"cl_r2g", "0"};
cvar_t	cl_explosiontype	= {"r_explosiontype", "0"};
cvar_t	cl_rockettrail		= {"r_rockettrail", "1"};
cvar_t	cl_grenadetrail		= {"r_grenadetrail", "1"};
cvar_t	cl_mapname			= {"mapname", ""};
cvar_t	cl_muzzleflash		= {"cl_muzzleflash", "1"};
cvar_t	r_powerupglow		= {"r_powerupglow", "1"};
cvar_t	cl_explosionlight	= {"r_explosionlight", "1"};
cvar_t	cl_rocketlight		= {"r_rocketlight", "1"};
#ifdef GLQUAKE
cvar_t	cl_explosionlightcolor	= {"r_explosionlightcolor", "0"};
cvar_t	cl_rocketlightcolor	= {"r_rocketlightcolor", "0"};
#endif
cvar_t	cl_bobbing			= {"cl_bobbing", "1"};
cvar_t	cl_demospeed		= {"cl_demospeed", "1"};
cvar_t	cl_deadbodyfilter	= {"cl_deadbodyfilter", "0"};
cvar_t	cl_gibfilter		= {"cl_gibfilter", "0"};
cvar_t	cl_maxfps			= {"cl_maxfps", "72", false, true};

client_static_t		cls;
client_state_t		cl;
// FIXME: put these on hunk?
efrag_t				cl_efrags[MAX_EFRAGS];
entity_t			cl_entities[MAX_EDICTS];
entity_t			cl_static_entities[MAX_STATIC_ENTITIES];
lightstyle_t		cl_lightstyle[MAX_LIGHTSTYLES];
dlight_t			cl_dlights[MAX_DLIGHTS];

int					cl_numvisedicts;
entity_t			*cl_visedicts[MAX_VISEDICTS];
modelindex_t		cl_modelindex[NUM_MODELINDEX];

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

=====================
*/
void CL_ClearState (void)
{
	int	i;

	if (!sv.active)
		Host_ClearMemory ();

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

	SZ_Clear (&cls.message);

// clear other arrays	
	memset (cl_efrags, 0, sizeof(cl_efrags));
	memset (cl_entities, 0, sizeof(cl_entities));
	memset (cl_dlights, 0, sizeof(cl_dlights));
	memset (cl_lightstyle, 0, sizeof(cl_lightstyle));
	memset (cl_temp_entities, 0, sizeof(cl_temp_entities));
	memset (&cl_beams, 0, sizeof(cl_beams));

// allocate the efrags and chain together into a free list
	cl.free_efrags = cl_efrags;
	for (i=0 ; i<MAX_EFRAGS-1 ; i++)
		cl.free_efrags[i].entnext = &cl.free_efrags[i+1];
	cl.free_efrags[i].entnext = NULL;

#ifdef GLQUAKE
	if (nehahra) {
		SHOWLMP_clear ();
	}
#endif
}

#ifdef GLQUAKE
// nehahra supported
#ifdef WITH_FMOD
void Neh_ResetSFX (void)
{
	int	i;

	if (num_sfxorig == 0)
		num_sfxorig = num_sfx;

	num_sfx = num_sfxorig;
	Con_DPrintf ("Current SFX: %d\n", num_sfx);

	for (i=num_sfx+1 ; i<MAX_SFX ; i++)
	{
		strcpy (known_sfx[i].name, "dfw3t23EWG#@T#@");
		if (known_sfx[i].cache.data)
			Cache_Free (&known_sfx[i].cache);
	}
}
#endif
#endif

/*
=====================
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)
{
// stop sounds (especially looping!)
	S_StopAllSounds (true);
	
#ifdef GLQUAKE
#ifdef WITH_FMOD
	if (nehahra)
		MOD_stop ();
#endif
#endif

// 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.signon = 0;

#ifdef GLQUAKE
#ifdef WITH_FMOD
	if (nehahra)
	        Neh_ResetSFX ();
#endif
#endif
}

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 (char *host)
{
	if (cls.state == ca_dedicated)
		return;

#ifdef GLQUAKE
#ifdef WITH_FMOD
	if (nehahra)
	        num_sfxorig = num_sfx;
#endif
#endif

	if (cls.demoplayback)
		return;

	CL_Disconnect ();

	if (!(cls.netcon = NET_Connect (host)))
		Host_Error ("CL_Connect: connect failed");

	Con_DPrintf ("CL_EstablishConnection: connected to %s\n", host);

	if (cls.netcon->mod == MOD_DEMONQUAKE && (deathmatch.value || coop.value))
		Con_DPrintf ("Connected to DemonQuake server\n");
	
	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);	// joe: fix for NAT from ProQuake
}

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

An svc_signonnum has been received, perform a client side setup
=====================
*/
void CL_SignonReply (void)
{
	Con_DPrintf ("CL_SignonReply: %i\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 %i %i\n", ((int)cl_color.value) >> 4, ((int)cl_color.value) & 15));
	
		MSG_WriteByte (&cls.message, clc_stringcmd);
		MSG_WriteString (&cls.message, va("spawn %s", cls.spawnparms));

		if (pq_cheatfree)
		{
			MSG_WriteLong (&cls.message, SV_CheckModel("progs/player.mdl"));
			MSG_WriteLong (&cls.message, SV_CheckModel("progs/eyes.mdl"));
		}

		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

	SCR_BeginLoadingPlaque ();

	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;
			return;
		}
	}

	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;
	int			i;
	
	for (i=0, ent=cl_entities ; i<cl.num_entities ; i++, ent++)
	{
		Con_Printf ("%3i:",i);
		if (!ent->model)
		{
			Con_Printf ("EMPTY\n");
			continue;
		}
		Con_Printf ("%s:%2i  (%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]);
	}
}

// joe: from FuhQuake
dlighttype_t SetDlightColor (float f, dlighttype_t def, qboolean random)
{
	dlighttype_t	colors[NUM_DLIGHTTYPES-4] = {lt_red, lt_blue, lt_redblue};

	if ((int)f == 1)
		return lt_red;
	else if ((int)f == 2)
		return lt_blue;
	else if ((int)f == 3) 
		return lt_redblue;
	else if (((int)f == NUM_DLIGHTTYPES - 3) && random)
		return colors[rand()%(NUM_DLIGHTTYPES-4)];
	else
		return def;
}

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

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

	// first look for an exact key match
	if (key)
	{
		dl = cl_dlights;
		for (i=0 ; i<MAX_DLIGHTS ; i++, dl++)
		{
			if (dl->key == key)
			{
				memset (dl, 0, sizeof(*dl));
				dl->key = key;
				return dl;
			}
		}
	}

	// then look for anything else
	dl = cl_dlights;
	for (i=0 ; i<MAX_DLIGHTS ; i++, dl++)
	{
		if (dl->die < cl.time)
		{
			memset (dl, 0, sizeof(*dl));
			dl->key = key;
			return dl;
		}
	}

	dl = &cl_dlights[0];
	memset (dl, 0, sizeof(*dl));
	dl->key = key;
	return dl;
}

void CL_NewDlight (int key, vec3_t origin, float radius, float time, int type)
{
	dlight_t	*dl;

	dl = CL_AllocDlight (key);
	VectorCopy (origin, dl->origin);
	dl->radius = radius;
	dl->die = cl.time + time;
#ifdef GLQUAKE
	dl->type = type;
#endif
}

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

===============
*/
void CL_DecayLights (void)
{
	int		i;
	dlight_t	*dl;

	dl = cl_dlights;
	for (i=0 ; i<MAX_DLIGHTS ; i++, dl++)
	{
		if (dl->die < cl.time || !dl->radius)
			continue;
		
		dl->radius -= host_frametime * 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 || cl_nolerp.value || cls.timedemo || sv.active)
	{
		cl.ctime = cl.mtime[0];
	// joe: I don't remember why I've added this condition originally...
	// lets keep cl.time's original id1 src values, so we keep up the pace
	// if demorecording with this exe turns to be serious
	//	if (!cl_demorewind.value || !cls.demoplayback)
			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.ctime - cl.mtime[1]) / f;
	if (frac < 0)
	{
		if (frac < -0.01)
		{
			cl.ctime = cl.mtime[1];
			cl.time = cl.mtime[1];
		}
		frac = 0;
	}
	else if (frac > 1)
	{
		if (frac > 1.01)
		{
			cl.ctime = cl.mtime[0];
			cl.time = cl.mtime[0];
		}
		frac = 1;
	}
	return frac;
}

qboolean Monster_isDead (int modelindex, int frame)
{
	if (cl_deadbodyfilter.value == 2)
	{
		if ((modelindex == i_fish && frame >= 18 && frame <= 38)	||
		    (modelindex == i_dog && frame >= 8 && frame <= 25)		||
		    (modelindex == i_soldier && frame >= 8 && frame <= 28)	||
		    (modelindex == i_enforcer && frame >= 41 && frame <= 65)	||
		    (modelindex == i_knight && frame >= 76 && frame <= 96)	||
		    (modelindex == i_hknight && frame >= 42 && frame <= 62)	||
		    (modelindex == i_scrag && frame >= 46 && frame <= 53)	||
		    (modelindex == i_ogre && frame >= 112 && frame <= 135)	||
		    (modelindex == i_fiend && frame >= 45 && frame <= 53)	||
		    (modelindex == i_vore && frame >= 16 && frame <= 22)	||
		    (modelindex == i_shambler && frame >= 83 && frame <= 93)	||
		    (modelindex == i_player && frame >= 41 && frame <= 102))
		{
			return true;
		}
	}
	else
	{
		if ((modelindex == i_fish && frame == 38)			||
		    (modelindex == i_dog && (frame == 16 || frame == 25))	||
		    (modelindex == i_soldier && (frame == 17 || frame == 28))	||
		    (modelindex == i_enforcer && (frame == 54 || frame == 65))	||
		    (modelindex == i_knight && (frame == 85 || frame == 96))	||
		    (modelindex == i_hknight && (frame == 53 || frame == 62))	||
		    (modelindex == i_scrag && frame == 53)			||
		    (modelindex == i_ogre && (frame == 125 || frame == 135))	||
		    (modelindex == i_fiend && frame == 53)			||
		    (modelindex == i_vore && frame == 22)			||
		    (modelindex == i_shambler && frame == 93)			||
		    (modelindex == i_player && (frame == 49 || frame == 60 || frame == 69 || 
			frame == 84 || frame == 93 || frame == 102)))
		{
			return true;
		}
	}
	return false;
}

qboolean Model_isHead (int modelindex)
{
	if (modelindex == cl_modelindex[i_h_dog] || modelindex == cl_modelindex[i_h_soldier] || 
		modelindex == cl_modelindex[i_h_enforcer] || modelindex == cl_modelindex[i_h_knight] || 
		modelindex == cl_modelindex[i_h_hknight] || modelindex == cl_modelindex[i_h_scrag] || 
		modelindex == cl_modelindex[i_h_ogre] || modelindex == cl_modelindex[i_h_fiend] || 
		modelindex == cl_modelindex[i_h_vore] || modelindex == cl_modelindex[i_h_shambler] || 
		modelindex == cl_modelindex[i_h_zombie] || modelindex == cl_modelindex[i_h_player])
	{
		return true;
	}
	return false;
}

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

	// 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
			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;
			// fenix@io.com: model transform interpolation
			ent->frame_start_time     = 0;
			ent->translate_start_time = 0;
			ent->rotate_start_time    = 0;

			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
				}
			}

			if (f >= 1)	{
				ent->translate_start_time = 0;
				ent->rotate_start_time    = 0;
			}

		// 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;
			}
		}

		if (cl_deadbodyfilter.value && ent->model->type == mod_alias && 
		    Monster_isDead(ent->modelindex, ent->frame)) continue;

		if (cl_gibfilter.value && ent->model->type == mod_alias && 
		   (ent->modelindex == i_gib1 || ent->modelindex == i_gib2 || ent->modelindex == i_gib3 || 
		   Model_isHead(ent->modelindex)))	continue;

		if (ent->modelindex == cl_modelindex[i_explo1] || ent->modelindex == cl_modelindex[i_explo2]) {
			// software removal of sprites
			if (cl_explosiontype.value > 2 && cl_explosiontype.value < 5) continue;
#ifdef GLQUAKE
			if (qmb_initialized && gl_part_inferno.value) {
				QMB_InfernoFlame (ent->origin);
				continue;
			}
#endif
		}

		if (!(model = cl.model_precache[ent->modelindex])) {
			Host_Error ("CL_RelinkEntities: bad modelindex");
		}

		if (ent->modelindex == cl_modelindex[i_rocket] && 
		    cl_rocket2grenade.value && cl_modelindex[i_grenade] != -1)
			ent->model = cl.model_precache[cl_modelindex[i_grenade]];

		// rotate binary objects locally
		if (ent->model->flags & EF_ROTATE) {
			ent->angles[1] = bobjrotate;
			if (cl_bobbing.value) {
				ent->origin[2] += sin(bobjrotate / 90 * M_PI) * 5 + 5;
			}
		}

		// EF_BRIGHTFIELD is not used by original progs
		if (ent->effects & EF_BRIGHTFIELD) {
			R_EntityParticles (ent);
		}

		if ((ent->effects & EF_MUZZLEFLASH) && cl_muzzleflash.value) {
			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;
#ifdef GLQUAKE
			if (ent->modelindex == cl_modelindex[i_shambler] && qmb_initialized && gl_part_lightning.value)
				dl->type = lt_blue;
			else
				dl->type = lt_muzzleflash;
#endif
		}

		if (ent->modelindex != cl_modelindex[i_eyes] && 
			((ent->modelindex != cl_modelindex[i_player] && !(ent->model->mflags & MOD_PLAYER) && 
			ent->modelindex != cl_modelindex[i_h_player]) || (r_powerupglow.value && cl.stats[STAT_HEALTH] > 0)))
		{
			if ((ent->effects & (EF_BLUE | EF_RED)) == (EF_BLUE | EF_RED))
				CL_NewDlight (i, ent->origin, 200 + (rand() & 31), 0.1, lt_redblue);
			else if (ent->effects & EF_BLUE)
				CL_NewDlight (i, ent->origin, 200 + (rand() & 31), 0.1, lt_blue);
			else if (ent->effects & EF_RED)
				CL_NewDlight (i, ent->origin, 200 + (rand() & 31), 0.1, lt_red);
		// EF_BRIGHTLIGHT is not used by original progs
			else if (ent->effects & EF_BRIGHTLIGHT)	{
				vec3_t	tmp;
				VectorCopy (ent->origin, tmp);
				tmp[2] += 16;
				CL_NewDlight (i, tmp, 400 + (rand() & 31), 0.1, lt_default);
			}
		// EF_DIMLIGHT is for powerup glowtype and enforcer's laser
		// don't check for powerups if player already died
			else if (ent->effects & EF_DIMLIGHT)
				CL_NewDlight (i, ent->origin, 200 + (rand() & 31), 0.1, lt_default);
		}

		if (model->flags) {
			if (model->flags & EF_GIB) {
				R_RocketTrail (oldorg, ent->origin, BLOOD_TRAIL);
			} else if (model->flags & EF_ZOMGIB) {
				R_RocketTrail (oldorg, ent->origin, SLIGHT_BLOOD_TRAIL);
			} else if (model->flags & EF_TRACER) {
				R_RocketTrail (oldorg, ent->origin, TRACER1_TRAIL);
			} else if (model->flags & EF_TRACER2) {
				R_RocketTrail (oldorg, ent->origin, TRACER2_TRAIL);
			} else if (model->flags & EF_ROCKET) {
				if (model->mflags & MOD_LAVABALL) {
					R_RocketTrail (oldorg, ent->origin, LAVA_TRAIL);
					dl = CL_AllocDlight (i);
					VectorCopy (ent->origin, dl->origin);
					dl->radius = 100 * (1 + bound(0, cl_rocketlight.value, 1));
					dl->die = cl.time + 0.1;
#ifdef GLQUAKE
					dl->type = lt_rocket;
#endif
				} else {
					if (cl_rockettrail.value == 2) {
						R_RocketTrail (oldorg, ent->origin, GRENADE_TRAIL);
					} else if (cl_rockettrail.value == 3) {
						R_RocketTrail (oldorg, ent->origin, ALT_ROCKET_TRAIL);
					} else if (cl_rockettrail.value) {
						R_RocketTrail (oldorg, ent->origin, ROCKET_TRAIL);
					}

					if (cl_rocketlight.value) {
						dl = CL_AllocDlight (i);
						VectorCopy (ent->origin, dl->origin);
						dl->radius = 100 * (1 + bound(0, cl_rocketlight.value, 1));
						dl->die = cl.time + 0.1;
#ifdef GLQUAKE
						dl->type = SetDlightColor (cl_rocketlightcolor.value, lt_rocket, false);
#endif
					}
				}
			} else if ((model->flags & EF_GRENADE) && cl_grenadetrail.value) {
				// Nehahra dem compatibility
				if (ent->transparency == -1) {
					if (cl.time >= ent->smokepuff_time) {
						R_RocketTrail (oldorg, ent->origin, NEHAHRA_SMOKE);
						ent->smokepuff_time = cl.time + 0.14;
					}
				} else {
					R_RocketTrail (oldorg, ent->origin, GRENADE_TRAIL);
				}
			} else if (model->flags & EF_TRACER3) {
				R_RocketTrail (oldorg, ent->origin, VOOR_TRAIL);
			}
		}
		ent->forcelink = false;

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

		// nehahra supported
		if (ent->effects & EF_NODRAW) continue;

#ifdef GLQUAKE
		if (qmb_initialized)
		{
			if (ent->modelindex == cl_modelindex[i_bubble])
			{
				if (!cl.paused && cl.oldtime != cl.time)
				{
					QMB_StaticBubble (ent);
				}
				continue;
			}
			else if (gl_part_lightning.value && ent->modelindex == cl_modelindex[i_shambler] && ent->frame >= 65 && ent->frame <= 68)
			{
				vec3_t	liteorg;

				VectorCopy(ent->origin, liteorg);
				liteorg[2] += 32;
				QMB_ShamblerCharge (liteorg);
			}
			else if (ent->model->mflags & MOD_SPIKE)
			{
				QMB_RocketTrail (oldorg, ent->origin, BUBBLE_TRAIL);

				if (!strcmp(ent->model->name, "progs/lspike.mdl"))
				{
					QMB_RocketTrail (oldorg, ent->origin, ROCKET_TRAIL);
				}
			}
		}
#endif

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

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

Read all incoming data from the server
===============
*/
int CL_ReadFromServer (void)
{
	int		ret;

	cl.oldtime = cl.ctime;
	cl.time += host_frametime;
	if (!cl_demorewind.value || !cls.demoplayback)	// by joe
		cl.ctime += host_frametime;
	else
		cl.ctime -= 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 ();

// 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_WriteToServer: can't send\n");
		return;
	}

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

	SZ_Clear (&cls.message);
}

/*
=================
CL_MapName
=================
*/
char *CL_MapName (void)
{
	return cl_mapname.string;
}

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

	CL_InitInput ();
	CL_InitTEnts ();
	CL_InitBoxHull ();
	
// register our commands
	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 (&mouselook);

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

	// by joe
	Cvar_RegisterVariable (&cl_truelightning);
	Cvar_RegisterVariable (&cl_sbar);
	Cvar_RegisterVariable (&cl_explosiontype);
	Cvar_RegisterVariable (&cl_rocket2grenade);
	Cvar_RegisterVariable (&cl_rockettrail);
	Cvar_RegisterVariable (&cl_grenadetrail);
	Cvar_RegisterVariable (&cl_demorewind);
	Cvar_RegisterVariable (&cl_mapname);
	Cvar_RegisterVariable (&cl_muzzleflash);
	Cvar_RegisterVariable (&r_powerupglow);
	Cvar_RegisterVariable (&cl_explosionlight);
	Cvar_RegisterVariable (&cl_rocketlight);
#ifdef GLQUAKE
	Cvar_RegisterVariable (&cl_explosionlightcolor);
	Cvar_RegisterVariable (&cl_rocketlightcolor);
#endif
	Cvar_RegisterVariable (&cl_bobbing);
	Cvar_RegisterVariable (&cl_demospeed);
	Cvar_RegisterVariable (&cl_deadbodyfilter);
	Cvar_RegisterVariable (&cl_gibfilter);
	Cvar_RegisterVariable (&cl_maxfps);

	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);
}