cl_fx.c

著名游戏quake2原代码最新版本(vc6.0可以编译的)

/*
Copyright (C) 1997-2001 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_fx.c -- entity effects parsing and management

#include "client.h"

void CL_LogoutEffect (vec3_t org, int type);
void CL_ItemRespawnParticles (vec3_t org);

static vec3_t avelocities [NUMVERTEXNORMALS];

extern	struct model_s	*cl_mod_smoke;
extern	struct model_s	*cl_mod_flash;

/*
==============================================================

LIGHT STYLE MANAGEMENT

==============================================================
*/

typedef struct
{
	int		length;
	float	value[3];
	float	map[MAX_QPATH];
} clightstyle_t;

clightstyle_t	cl_lightstyle[MAX_LIGHTSTYLES];
int			lastofs;

/*
================
CL_ClearLightStyles
================
*/
void CL_ClearLightStyles (void)
{
	memset (cl_lightstyle, 0, sizeof(cl_lightstyle));
	lastofs = -1;
}

/*
================
CL_RunLightStyles
================
*/
void CL_RunLightStyles (void)
{
	int		ofs;
	int		i;
	clightstyle_t	*ls;

	ofs = cl.time / 100;
	if (ofs == lastofs)
		return;
	lastofs = ofs;

	for (i=0,ls=cl_lightstyle ; i<MAX_LIGHTSTYLES ; i++, ls++)
	{
		if (!ls->length)
		{
			ls->value[0] = ls->value[1] = ls->value[2] = 1.0;
			continue;
		}
		if (ls->length == 1)
			ls->value[0] = ls->value[1] = ls->value[2] = ls->map[0];
		else
			ls->value[0] = ls->value[1] = ls->value[2] = ls->map[ofs%ls->length];
	}
}


void CL_SetLightstyle (int i)
{
	char	*s;
	int		j, k;

	s = cl.configstrings[i+CS_LIGHTS];

	j = strlen (s);
	if (j >= MAX_QPATH)
		Com_Error (ERR_DROP, "svc_lightstyle length=%i", j);

	cl_lightstyle[i].length = j;

	for (k=0 ; k<j ; k++)
		cl_lightstyle[i].map[k] = (float)(s[k]-'a')/(float)('m'-'a');
}

/*
================
CL_AddLightStyles
================
*/
void CL_AddLightStyles (void)
{
	int		i;
	clightstyle_t	*ls;

	for (i=0,ls=cl_lightstyle ; i<MAX_LIGHTSTYLES ; i++, ls++)
		V_AddLightStyle (i, ls->value[0], ls->value[1], ls->value[2]);
}

/*
==============================================================

DLIGHT MANAGEMENT

==============================================================
*/

cdlight_t		cl_dlights[MAX_DLIGHTS];

/*
================
CL_ClearDlights
================
*/
void CL_ClearDlights (void)
{
	memset (cl_dlights, 0, sizeof(cl_dlights));
}

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

===============
*/
cdlight_t *CL_AllocDlight (int key)
{
	int		i;
	cdlight_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;
}

/*
===============
CL_NewDlight
===============
*/
void CL_NewDlight (int key, float x, float y, float z, float radius, float time)
{
	cdlight_t	*dl;

	dl = CL_AllocDlight (key);
	dl->origin[0] = x;
	dl->origin[1] = y;
	dl->origin[2] = z;
	dl->radius = radius;
	dl->die = cl.time + time;
}


/*
===============
CL_RunDLights

===============
*/
void CL_RunDLights (void)
{
	int			i;
	cdlight_t	*dl;

	dl = cl_dlights;
	for (i=0 ; i<MAX_DLIGHTS ; i++, dl++)
	{
		if (!dl->radius)
			continue;
		
		if (dl->die < cl.time)
		{
			dl->radius = 0;
			return;
		}
		dl->radius -= cls.frametime*dl->decay;
		if (dl->radius < 0)
			dl->radius = 0;
	}
}

/*
==============
CL_ParseMuzzleFlash
==============
*/
void CL_ParseMuzzleFlash (void)
{
	vec3_t		fv, rv;
	cdlight_t	*dl;
	int			i, weapon;
	centity_t	*pl;
	int			silenced;
	float		volume;
	char		soundname[64];

	i = MSG_ReadShort (&net_message);
	if (i < 1 || i >= MAX_EDICTS)
		Com_Error (ERR_DROP, "CL_ParseMuzzleFlash: bad entity");

	weapon = MSG_ReadByte (&net_message);
	silenced = weapon & MZ_SILENCED;
	weapon &= ~MZ_SILENCED;

	pl = &cl_entities[i];

	dl = CL_AllocDlight (i);
	VectorCopy (pl->current.origin,  dl->origin);
	AngleVectors (pl->current.angles, fv, rv, NULL);
	VectorMA (dl->origin, 18, fv, dl->origin);
	VectorMA (dl->origin, 16, rv, dl->origin);
	if (silenced)
		dl->radius = 100 + (rand()&31);
	else
		dl->radius = 200 + (rand()&31);
	dl->minlight = 32;
	dl->die = cl.time; // + 0.1;

	if (silenced)
		volume = 0.2;
	else
		volume = 1;

	switch (weapon)
	{
	case MZ_BLASTER:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/blastf1a.wav"), volume, ATTN_NORM, 0);
		break;
	case MZ_BLUEHYPERBLASTER:
		dl->color[0] = 0;dl->color[1] = 0;dl->color[2] = 1;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/hyprbf1a.wav"), volume, ATTN_NORM, 0);
		break;
	case MZ_HYPERBLASTER:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/hyprbf1a.wav"), volume, ATTN_NORM, 0);
		break;
	case MZ_MACHINEGUN:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		Com_sprintf(soundname, sizeof(soundname), "weapons/machgf%ib.wav", (rand() % 5) + 1);
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound(soundname), volume, ATTN_NORM, 0);
		break;
	case MZ_SHOTGUN:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/shotgf1b.wav"), volume, ATTN_NORM, 0);
		S_StartSound (NULL, i, CHAN_AUTO,   S_RegisterSound("weapons/shotgr1b.wav"), volume, ATTN_NORM, 0.1);
		break;
	case MZ_SSHOTGUN:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/sshotf1b.wav"), volume, ATTN_NORM, 0);
		break;
	case MZ_CHAINGUN1:
		dl->radius = 200 + (rand()&31);
		dl->color[0] = 1;dl->color[1] = 0.25;dl->color[2] = 0;
		Com_sprintf(soundname, sizeof(soundname), "weapons/machgf%ib.wav", (rand() % 5) + 1);
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound(soundname), volume, ATTN_NORM, 0);
		break;
	case MZ_CHAINGUN2:
		dl->radius = 225 + (rand()&31);
		dl->color[0] = 1;dl->color[1] = 0.5;dl->color[2] = 0;
		dl->die = cl.time  + 0.1;	// long delay
		Com_sprintf(soundname, sizeof(soundname), "weapons/machgf%ib.wav", (rand() % 5) + 1);
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound(soundname), volume, ATTN_NORM, 0);
		Com_sprintf(soundname, sizeof(soundname), "weapons/machgf%ib.wav", (rand() % 5) + 1);
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound(soundname), volume, ATTN_NORM, 0.05);
		break;
	case MZ_CHAINGUN3:
		dl->radius = 250 + (rand()&31);
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		dl->die = cl.time  + 0.1;	// long delay
		Com_sprintf(soundname, sizeof(soundname), "weapons/machgf%ib.wav", (rand() % 5) + 1);
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound(soundname), volume, ATTN_NORM, 0);
		Com_sprintf(soundname, sizeof(soundname), "weapons/machgf%ib.wav", (rand() % 5) + 1);
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound(soundname), volume, ATTN_NORM, 0.033);
		Com_sprintf(soundname, sizeof(soundname), "weapons/machgf%ib.wav", (rand() % 5) + 1);
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound(soundname), volume, ATTN_NORM, 0.066);
		break;
	case MZ_RAILGUN:
		dl->color[0] = 0.5;dl->color[1] = 0.5;dl->color[2] = 1.0;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/railgf1a.wav"), volume, ATTN_NORM, 0);
		break;
	case MZ_ROCKET:
		dl->color[0] = 1;dl->color[1] = 0.5;dl->color[2] = 0.2;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/rocklf1a.wav"), volume, ATTN_NORM, 0);
		S_StartSound (NULL, i, CHAN_AUTO,   S_RegisterSound("weapons/rocklr1b.wav"), volume, ATTN_NORM, 0.1);
		break;
	case MZ_GRENADE:
		dl->color[0] = 1;dl->color[1] = 0.5;dl->color[2] = 0;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/grenlf1a.wav"), volume, ATTN_NORM, 0);
		S_StartSound (NULL, i, CHAN_AUTO,   S_RegisterSound("weapons/grenlr1b.wav"), volume, ATTN_NORM, 0.1);
		break;
	case MZ_BFG:
		dl->color[0] = 0;dl->color[1] = 1;dl->color[2] = 0;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/bfg__f1y.wav"), volume, ATTN_NORM, 0);
		break;

	case MZ_LOGIN:
		dl->color[0] = 0;dl->color[1] = 1; dl->color[2] = 0;
		dl->die = cl.time + 1.0;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/grenlf1a.wav"), 1, ATTN_NORM, 0);
		CL_LogoutEffect (pl->current.origin, weapon);
		break;
	case MZ_LOGOUT:
		dl->color[0] = 1;dl->color[1] = 0; dl->color[2] = 0;
		dl->die = cl.time + 1.0;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/grenlf1a.wav"), 1, ATTN_NORM, 0);
		CL_LogoutEffect (pl->current.origin, weapon);
		break;
	case MZ_RESPAWN:
		dl->color[0] = 1;dl->color[1] = 1; dl->color[2] = 0;
		dl->die = cl.time + 1.0;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/grenlf1a.wav"), 1, ATTN_NORM, 0);
		CL_LogoutEffect (pl->current.origin, weapon);
		break;
	// RAFAEL
	case MZ_PHALANX:
		dl->color[0] = 1;dl->color[1] = 0.5; dl->color[2] = 0.5;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/plasshot.wav"), volume, ATTN_NORM, 0);
		break;
	// RAFAEL
	case MZ_IONRIPPER:	
		dl->color[0] = 1;dl->color[1] = 0.5; dl->color[2] = 0.5;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/rippfire.wav"), volume, ATTN_NORM, 0);
		break;

// ======================
// PGM
	case MZ_ETF_RIFLE:
		dl->color[0] = 0.9;dl->color[1] = 0.7;dl->color[2] = 0;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/nail1.wav"), volume, ATTN_NORM, 0);
		break;
	case MZ_SHOTGUN2:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/shotg2.wav"), volume, ATTN_NORM, 0);
		break;
	case MZ_HEATBEAM:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		dl->die = cl.time + 100;
//		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/bfg__l1a.wav"), volume, ATTN_NORM, 0);
		break;
	case MZ_BLASTER2:
		dl->color[0] = 0;dl->color[1] = 1;dl->color[2] = 0;
		// FIXME - different sound for blaster2 ??
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/blastf1a.wav"), volume, ATTN_NORM, 0);
		break;
	case MZ_TRACKER:
		// negative flashes handled the same in gl/soft until CL_AddDLights
		dl->color[0] = -1;dl->color[1] = -1;dl->color[2] = -1;
		S_StartSound (NULL, i, CHAN_WEAPON, S_RegisterSound("weapons/disint2.wav"), volume, ATTN_NORM, 0);
		break;		
	case MZ_NUKE1:
		dl->color[0] = 1;dl->color[1] = 0;dl->color[2] = 0;
		dl->die = cl.time + 100;
		break;
	case MZ_NUKE2:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		dl->die = cl.time + 100;
		break;
	case MZ_NUKE4:
		dl->color[0] = 0;dl->color[1] = 0;dl->color[2] = 1;
		dl->die = cl.time + 100;
		break;
	case MZ_NUKE8:
		dl->color[0] = 0;dl->color[1] = 1;dl->color[2] = 1;
		dl->die = cl.time + 100;
		break;
// PGM
// ======================
	}
}


/*
==============
CL_ParseMuzzleFlash2
==============
*/
void CL_ParseMuzzleFlash2 (void) 
{
	int			ent;
	vec3_t		origin;
	int			flash_number;
	cdlight_t	*dl;
	vec3_t		forward, right;
	char		soundname[64];

	ent = MSG_ReadShort (&net_message);
	if (ent < 1 || ent >= MAX_EDICTS)
		Com_Error (ERR_DROP, "CL_ParseMuzzleFlash2: bad entity");

	flash_number = MSG_ReadByte (&net_message);

	// locate the origin
	AngleVectors (cl_entities[ent].current.angles, forward, right, NULL);
	origin[0] = cl_entities[ent].current.origin[0] + forward[0] * monster_flash_offset[flash_number][0] + right[0] * monster_flash_offset[flash_number][1];
	origin[1] = cl_entities[ent].current.origin[1] + forward[1] * monster_flash_offset[flash_number][0] + right[1] * monster_flash_offset[flash_number][1];
	origin[2] = cl_entities[ent].current.origin[2] + forward[2] * monster_flash_offset[flash_number][0] + right[2] * monster_flash_offset[flash_number][1] + monster_flash_offset[flash_number][2];

	dl = CL_AllocDlight (ent);
	VectorCopy (origin,  dl->origin);
	dl->radius = 200 + (rand()&31);
	dl->minlight = 32;
	dl->die = cl.time;	// + 0.1;

	switch (flash_number)
	{
	case MZ2_INFANTRY_MACHINEGUN_1:
	case MZ2_INFANTRY_MACHINEGUN_2:
	case MZ2_INFANTRY_MACHINEGUN_3:
	case MZ2_INFANTRY_MACHINEGUN_4:
	case MZ2_INFANTRY_MACHINEGUN_5:
	case MZ2_INFANTRY_MACHINEGUN_6:
	case MZ2_INFANTRY_MACHINEGUN_7:
	case MZ2_INFANTRY_MACHINEGUN_8:
	case MZ2_INFANTRY_MACHINEGUN_9:
	case MZ2_INFANTRY_MACHINEGUN_10:
	case MZ2_INFANTRY_MACHINEGUN_11:
	case MZ2_INFANTRY_MACHINEGUN_12:
	case MZ2_INFANTRY_MACHINEGUN_13:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		CL_ParticleEffect (origin, vec3_origin, 0, 40);
		CL_SmokeAndFlash(origin);
		S_StartSound (NULL, ent, CHAN_WEAPON, S_RegisterSound("infantry/infatck1.wav"), 1, ATTN_NORM, 0);
		break;

	case MZ2_SOLDIER_MACHINEGUN_1:
	case MZ2_SOLDIER_MACHINEGUN_2:
	case MZ2_SOLDIER_MACHINEGUN_3:
	case MZ2_SOLDIER_MACHINEGUN_4:
	case MZ2_SOLDIER_MACHINEGUN_5:
	case MZ2_SOLDIER_MACHINEGUN_6:
	case MZ2_SOLDIER_MACHINEGUN_7:
	case MZ2_SOLDIER_MACHINEGUN_8:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		CL_ParticleEffect (origin, vec3_origin, 0, 40);
		CL_SmokeAndFlash(origin);
		S_StartSound (NULL, ent, CHAN_WEAPON, S_RegisterSound("soldier/solatck3.wav"), 1, ATTN_NORM, 0);
		break;

	case MZ2_GUNNER_MACHINEGUN_1:
	case MZ2_GUNNER_MACHINEGUN_2:
	case MZ2_GUNNER_MACHINEGUN_3:
	case MZ2_GUNNER_MACHINEGUN_4:
	case MZ2_GUNNER_MACHINEGUN_5:
	case MZ2_GUNNER_MACHINEGUN_6:
	case MZ2_GUNNER_MACHINEGUN_7:
	case MZ2_GUNNER_MACHINEGUN_8:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		CL_ParticleEffect (origin, vec3_origin, 0, 40);
		CL_SmokeAndFlash(origin);
		S_StartSound (NULL, ent, CHAN_WEAPON, S_RegisterSound("gunner/gunatck2.wav"), 1, ATTN_NORM, 0);
		break;

	case MZ2_ACTOR_MACHINEGUN_1:
	case MZ2_SUPERTANK_MACHINEGUN_1:
	case MZ2_SUPERTANK_MACHINEGUN_2:
	case MZ2_SUPERTANK_MACHINEGUN_3:
	case MZ2_SUPERTANK_MACHINEGUN_4:
	case MZ2_SUPERTANK_MACHINEGUN_5:
	case MZ2_SUPERTANK_MACHINEGUN_6:
	case MZ2_TURRET_MACHINEGUN:			// PGM
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;

		CL_ParticleEffect (origin, vec3_origin, 0, 40);
		CL_SmokeAndFlash(origin);
		S_StartSound (NULL, ent, CHAN_WEAPON, S_RegisterSound("infantry/infatck1.wav"), 1, ATTN_NORM, 0);
		break;

	case MZ2_BOSS2_MACHINEGUN_L1:
	case MZ2_BOSS2_MACHINEGUN_L2:
	case MZ2_BOSS2_MACHINEGUN_L3:
	case MZ2_BOSS2_MACHINEGUN_L4:
	case MZ2_BOSS2_MACHINEGUN_L5:
	case MZ2_CARRIER_MACHINEGUN_L1:		// PMM
	case MZ2_CARRIER_MACHINEGUN_L2:		// PMM
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;

		CL_ParticleEffect (origin, vec3_origin, 0, 40);
		CL_SmokeAndFlash(origin);
		S_StartSound (NULL, ent, CHAN_WEAPON, S_RegisterSound("infantry/infatck1.wav"), 1, ATTN_NONE, 0);
		break;

	case MZ2_SOLDIER_BLASTER_1:
	case MZ2_SOLDIER_BLASTER_2:
	case MZ2_SOLDIER_BLASTER_3:
	case MZ2_SOLDIER_BLASTER_4:
	case MZ2_SOLDIER_BLASTER_5:
	case MZ2_SOLDIER_BLASTER_6:
	case MZ2_SOLDIER_BLASTER_7:
	case MZ2_SOLDIER_BLASTER_8:
	case MZ2_TURRET_BLASTER:			// PGM
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		S_StartSound (NULL, ent, CHAN_WEAPON, S_RegisterSound("soldier/solatck2.wav"), 1, ATTN_NORM, 0);
		break;

	case MZ2_FLYER_BLASTER_1:
	case MZ2_FLYER_BLASTER_2:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		S_StartSound (NULL, ent, CHAN_WEAPON, S_RegisterSound("flyer/flyatck3.wav"), 1, ATTN_NORM, 0);
		break;

	case MZ2_MEDIC_BLASTER_1:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		S_StartSound (NULL, ent, CHAN_WEAPON, S_RegisterSound("medic/medatck1.wav"), 1, ATTN_NORM, 0);
		break;

	case MZ2_HOVER_BLASTER_1:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		S_StartSound (NULL, ent, CHAN_WEAPON, S_RegisterSound("hover/hovatck1.wav"), 1, ATTN_NORM, 0);
		break;

	case MZ2_FLOAT_BLASTER_1:
		dl->color[0] = 1;dl->color[1] = 1;dl->color[2] = 0;
		S_StartSound (NULL, ent, CHAN_WEAPON, S_RegisterSound("floater/fltatck1.wav"), 1, ATTN_NORM, 0);
		break;

	case MZ2_SOLDIER_SHOTGUN_1:
	case MZ2_SOLDIER_SHOTGUN_2:
	case MZ2_SOLDIER_SHOTGUN_3:
	case MZ2_SOLDIER_SHOTGUN_4:
	case MZ2_SOLDIER_SHOTGUN_5:
	case MZ2_SOLDIER_SHOTGUN_6:
	case MZ2_SOLDIER_SHOTGUN_7:
	case MZ2_SOLDIER_SHOTGUN_8: