sof2-sdk/code/game/g_weapon.c

// Copyright (C) 2001-2002 Raven Software
//
// g_weapon.c 
// perform the server side effects of a weapon firing

#include "g_local.h"
#include "be_aas.h"

extern qboolean G_BoxInBounds( vec3_t point, vec3_t mins, vec3_t maxs, vec3_t boundsMins, vec3_t boundsMaxs );

typedef struct hitLocationConversion_s
{
	int		SOF2poses;
	int		hitLocation;
	float	damageMultiplier;
} hitLocationConversion_t;

#define HITLOC_HEAD_DM -1.0f
#define HITLOC_NECK_DM -2.0f

#define HL_CONV_MAX			18

hitLocationConversion_t	hitLocationConversion[HL_CONV_MAX] =
{
	{-1,	HL_NONE			,0	},				// UNKNOWN
	{0,		HL_HEAD			,HITLOC_HEAD_DM	},	// "HEAD"
	{1,		HL_LEG_LOWER_RT	,0.7f},				// "RIGHT LEG"
	{4,		HL_NECK			,HITLOC_NECK_DM},	// "NECK"
	{8,		HL_CHEST		,1.0f},				// "CHEST"
	{12,	HL_FOOT_LT		,0.4f},				// "RIGHT FOOT"
	{16,	HL_CHEST_LT		,1.0f},				// "LEFT SHOULDER"
	{20,	HL_ARM_LT		,0.7f},				// "LEFT ARM"
	{24,	HL_HAND_LT		,0.4f},				// "LEFT HAND"
	{28,	HL_CHEST_RT		,1.0f},				// "RIGHT SHOULDER"
	{32,	HL_ARM_RT		,0.7f},				// "RIGHT ARM"
	{36,	HL_HAND_RT		,0.4f},				// "RIGHT HAND"
	{40,	HL_WAIST		,1.0f},				// "GUT"
	{44,	HL_WAIST		,1.0f},				// "GROIN"
	{48,	HL_LEG_UPPER_LT	,0.7f},				// "LEFT THIGH"
	{52,	HL_LEG_LOWER_LT	,0.7f},				// "LEFT LEG"
	{56,	HL_FOOT_RT		,0.4f},				// "LEFT FOOT"
	{60,	HL_LEG_UPPER_RT	,0.7f},				// "RIGHT THIGH"
};

/*
===============
G_CheckSniperCall

Checks to see if the client or someone near him should yell "sniper"
===============
*/
void G_CheckSniperCall ( weapon_t weapon, gentity_t* attacker, gentity_t* target, qboolean miss )
{
	vec3_t diff;

	// If it was a sniper that shot this guy then play the sniper voice
	if ( !G_CanVoiceGlobal ( ) )
	{
		return;
	}

	// Needs to have been a snipe rifle and an enemy
	if ( weapon != WP_MSG90A1 || OnSameTeam ( attacker, target ) )
	{
		return;
	}

	// Make sure hes not close
	VectorSubtract ( attacker->r.currentOrigin, target->r.currentOrigin, diff );
	if ( VectorLengthSquared ( diff ) > 1500 * 1500 )
	{
		gentity_t* nearby;

		// Find someone close
		nearby = G_FindNearbyClient ( target->r.currentOrigin, target->client->sess.team, 800, target );

		// if it was a miss have the guy that was shot at say it
		if ( miss )
		{
			if ( nearby )
			{
				G_VoiceGlobal ( target, "sniper", qfalse );
			}
		}
		// Look for someone around the guy being shot at to say sniper
		else if ( nearby )
		{
			G_VoiceGlobal ( nearby, "sniper", qfalse );
		}
	}
}

/*
===============
G_TraceBullet

Runs a trace for a fired bullet
===============
*/
void G_TraceBullet ( weapon_t weapon, trace_t* tr, G2Trace_t G2Trace, vec3_t start, vec3_t end, int passent, int mask, qboolean detailed )
{
	int			unlinkCount;
	gentity_t*	unlinked[20];

	unlinkCount = 0;

	G2Trace[0].mEntityNum = -1;

	while ( 1 )
	{
		// Run the trace as is
		trap_Trace ( tr, start, NULL, NULL, end, passent, mask );

		// If the bullet hit glass then break it completely for now
		if ( tr->fraction != 1 && !Q_stricmp ( g_entities[ tr->entityNum ].classname, "func_glass" ) )
		{
			// break the glass
			g_entities[ tr->entityNum ].use ( &g_entities[ tr->entityNum ], &g_entities[ tr->entityNum ], &g_entities[ tr->entityNum ] );
			continue;
		}

		// If we hit a client, do a detailed trace
		if ( detailed && tr->fraction != 1 && g_entities[ tr->entityNum ].client )
		{
			animation_t*	anim;
			gentity_t*		traceEnt;
			trace_t			vtr;

			traceEnt = &g_entities[ tr->entityNum ];

			anim = &level.ghoulAnimations[traceEnt->client->legs.anim&(~ANIM_TOGGLEBIT)];
			trap_G2API_SetBoneAnim(level.serverGhoul2, 0, "model_root", anim->firstFrame, anim->firstFrame + anim->numFrames, BONE_ANIM_OVERRIDE_LOOP, 50.0f / anim->frameLerp, traceEnt->client->legs.animTime, -1, 0);

			anim = &level.ghoulAnimations[traceEnt->client->torso.anim&(~ANIM_TOGGLEBIT)];
			trap_G2API_SetBoneAnim(level.serverGhoul2, 0, "lower_lumbar", anim->firstFrame, anim->firstFrame + anim->numFrames, BONE_ANIM_OVERRIDE_LOOP, 50.0f / anim->frameLerp, traceEnt->client->torso.animTime, -1, 0);

			trap_G2API_SetBoneAngles( level.serverGhoul2, 0, "upper_lumbar", traceEnt->client->ghoulUpperTorsoAngles, BONE_ANGLES_POSTMULT, POSITIVE_X, NEGATIVE_Y, NEGATIVE_Z, 0, 0, level.time ); 
			trap_G2API_SetBoneAngles( level.serverGhoul2, 0, "lower_lumbar", traceEnt->client->ghoulLowerTorsoAngles, BONE_ANGLES_POSTMULT, POSITIVE_X, NEGATIVE_Y, NEGATIVE_Z, 0, 0, level.time ); 
			trap_G2API_SetBoneAngles( level.serverGhoul2, 0, "cranium",		 traceEnt->client->ghoulHeadAngles, BONE_ANGLES_POSTMULT, POSITIVE_Z, NEGATIVE_Y, POSITIVE_X, 0,0, level.time ); 

			trap_G2API_CollisionDetect ( G2Trace, level.serverGhoul2, traceEnt->client->ghoulLegsAngles, traceEnt->r.currentOrigin, level.time, traceEnt->s.number, start, end, vec3_identity, 0, 2 );

			// Check to see if anyone should yell SNIPER!
			G_CheckSniperCall ( weapon, &g_entities[passent], traceEnt, G2Trace[0].mEntityNum != traceEnt->s.number ? qtrue : qfalse );

			// Did we hit?
			if ( G2Trace[0].mEntityNum == -1 )
			{
				unlinked[unlinkCount++] = traceEnt;
				trap_UnlinkEntity ( traceEnt );
				continue;
			}

			trap_UnlinkEntity ( traceEnt );

			// Unfortunately because the players bounding box is doubled we have to run 
			// on more trace to make sure the player is actually able to be hit where they
			// were hit.  The bounding box is doubled to ensure that the entire ghoul model
			// is accounted for, but that means the player will stick through walls too.  To check
			// for this we run a trace from the hit location on the big bounding box to the 
			// hit location of the ghoul model and make sure there is nothing solid in the way
			trap_Trace ( &vtr, tr->endpos, NULL, NULL, G2Trace[0].mCollisionPosition, passent, MASK_SHOT&(~CONTENTS_BODY) );
			if ( vtr.entityNum != G2Trace[0].mEntityNum )
			{
				if ( vtr.entityNum != ENTITYNUM_NONE )
				{
					// Must have hit something, discount the trace
					unlinked[unlinkCount++] = traceEnt;
					continue;
				}
			}

			trap_LinkEntity ( traceEnt );
		}

		break;
	}

	// Relink all the unlinked entities
	while ( unlinkCount > 0 )
	{
		trap_LinkEntity ( unlinked[--unlinkCount] );
	}
}

#define MAX_HITS	20

typedef struct gbullethit_s
{
	gentity_t*	ent;
	vec3_t		origin;
	int			damage;
	int			location;

} gbullethit_t;

/*
===============
G_FireBullet

Fires a bullet from the given player entity using the given weapon and attack
===============
*/
void G_FireBullet ( gentity_t* ent, int weapon, int attack )
{
	trace_t		tr;
	vec3_t		end;
	gentity_t	*tent;
	gentity_t	*traceEnt;
	int			i;
	vec3_t		muzzlePoint;
	vec3_t		fwd;
	vec3_t		right;
	vec3_t		up;
	vec3_t		fireAngs;
	float		damageMult;
	int			hitcount;
	G2Trace_t	G2Trace;
	
	int				maxFx;
	weaponData_t*	weaponDat;
	attackData_t*	attackDat;
	float			inaccuracy;
	qboolean		detailed;
	int				seed;

	gbullethit_t	hit[MAX_HITS];

	// Grab the firing info
	weaponDat = &weaponData[ent->s.weapon];
	attackDat = &weaponDat->attack[attack];

	// Maximum effects that can be spawned from this bullet
	maxFx = (attackDat->pellets / 2) + 1;
	hitcount  = 0;

	// Detailed trace or not?
	detailed = (attackDat->pellets > 1 || attackDat->melee) ? qfalse : qtrue;

	// Current inaccuracy
	inaccuracy = (float)ent->client->ps.inaccuracy / 1000.0f;
	if ( detailed )
	{
		if ( ent->client->ps.pm_flags & PMF_JUMPING )
		{
			inaccuracy *= JUMP_ACCURACY_MODIFIER;
		}
		else if ( ent->client->ps.pm_flags & PMF_DUCKED )
		{
			inaccuracy *= DUCK_ACCURACY_MODIFIER;
		}
	}

	// Anti-lag
	G_ApplyAntiLag ( ent, detailed );

	// where is gun muzzle?
	VectorCopy( ent->client->ps.origin, muzzlePoint );
	muzzlePoint[2] += ent->client->ps.viewheight;

	// Handle leaning
	VectorCopy(ent->client->ps.viewangles, fireAngs);

	AngleVectors( fireAngs, fwd, right, up);

	if ( ent->client->ps.pm_flags & PMF_LEANING )
	{
		BG_ApplyLeanOffset ( &ent->client->ps, muzzlePoint );
	}

	// Move the start trace back a bit to account for bumping up against someone
	VectorMA ( muzzlePoint, -15, fwd, muzzlePoint );

	seed = ent->client->ps.stats[STAT_SEED];

	// Run a trace for each pellet being fired
	for (i = 0; i < attackDat->pellets; i++) 
	{
		int location = HL_NONE;

		// Determine the endpoint for the bullet
		BG_CalculateBulletEndpoint ( muzzlePoint, fireAngs, inaccuracy, attackDat->rV.range + 15, end, &seed );

		// Trace the bullet
		G_TraceBullet ( weapon, &tr, G2Trace, muzzlePoint, end, ent->s.number, MASK_SHOT, detailed );

		if ( (tr.surfaceFlags & SURF_NOIMPACT) || tr.entityNum == ENTITYNUM_NONE ) 
		{	
			// a big miss
			continue;
		}

		traceEnt = &g_entities[ tr.entityNum ];

		// snap the endpos to integers, but nudged towards the line
		SnapVectorTowards( tr.endpos, muzzlePoint );

		damageMult = 1.0f;
		if ( traceEnt->takedamage ) 
		{	
			// Where did the bullet hit?
			if ( ent->client && traceEnt->client )
			{
				// Add or subtract some damage depending on where it hits
				if ( G2Trace[0].mEntityNum == -1 )
				{
					vec3_t dir;

					VectorSubtract ( end, muzzlePoint, dir );
					VectorNormalize ( dir );

					location = G_GetHitLocation ( traceEnt, muzzlePoint, dir );

					switch ( location )
					{
						case HL_FOOT_RT:
						case HL_FOOT_LT:
						case HL_HAND_RT:
						case HL_HAND_LT:
							damageMult = 0.3f;
							break;

						case HL_ARM_RT:
						case HL_ARM_LT:
						case HL_LEG_UPPER_RT:
						case HL_LEG_UPPER_LT:
						case HL_LEG_LOWER_RT:
						case HL_LEG_LOWER_LT:
							damageMult = 0.7f;
							break;

						case HL_HEAD:
						case HL_NECK:
							damageMult = 1.75f;
							break;

						default:
						case HL_BACK_RT:
						case HL_BACK_LT:
						case HL_BACK:
						case HL_CHEST_RT:
						case HL_CHEST_LT:
						case HL_CHEST:
						case HL_WAIST:
							damageMult = 1.0f;
							break;

						case HL_NONE:
							damageMult = 0.0f;
							break;
					}
				}
				else
				{
					int		z;
					float	accuracyRatio;
					float	maxinaccuracy;
					float	addinaccuracy;
					
					location	  = HL_NONE;
					damageMult	  = 0;
					accuracyRatio = 1.0f;
					maxinaccuracy = attackDat->maxInaccuracy / 1000.0f;
					addinaccuracy = attackDat->inaccuracy / 1000.0f;

					if ( maxinaccuracy )
					{
						// Calculate the ratio of how far along the inaccuracy spread they are
						accuracyRatio = 1.0f - ((inaccuracy - addinaccuracy) / (maxinaccuracy));
						accuracyRatio = Com_Clampf ( 0.0f, 1.0f, accuracyRatio );
					}

					for ( z = 0; z < MAX_G2_COLLISIONS && G2Trace[z].mEntityNum != -1; z ++ )
					{
						int			 temp_location;
						float		  temp_damageMult;
						int			  pose;
						int			  l;

						pose			= ( G2Trace[z].mLocation >> 2 );
						temp_damageMult = 0.0f;
						temp_location   = HL_NONE;

						// Convert hitregions (SOF2.poses) to hitlocation
						for ( l=0; l < HL_CONV_MAX; l++)
						{
							// Found the SOF2pose
							if (hitLocationConversion[l].SOF2poses == pose )
							{
								temp_location = hitLocationConversion[l].hitLocation;

								// Special cases 
								if (hitLocationConversion[l].damageMultiplier==HITLOC_HEAD_DM)	// Head
								{
									temp_damageMult = 1.0f + 2.0f * accuracyRatio;
								}
								else if (hitLocationConversion[l].damageMultiplier==HITLOC_NECK_DM)	// Neck
								{
									temp_damageMult = 1.0f + 0.75f * accuracyRatio;
								}
								else 
								{
									temp_damageMult = hitLocationConversion[l].damageMultiplier;
								}
								break;
							}
						}

						// Didn't find it? Default to waist
						if (temp_location == HL_NONE)
						{
							temp_location = HL_WAIST;

							// Search to find waist damageMultiplier
							for ( l=0; l < HL_CONV_MAX; l++)
							{
								if (temp_location == hitLocationConversion[l].hitLocation)
								{
									temp_damageMult = hitLocationConversion[l].damageMultiplier;
									break;
								}
							}
						}

						if ( temp_damageMult > damageMult )
						{
							location = temp_location;
							damageMult = temp_damageMult;
						}
					}
				}
			}

			// If a range attack then do distance affected damage, but exclude close range attacks
			if ( attackDat->rV.range > 100 )
			{
				vec3_t diff;
				float  dist;
				float  checkrange;

				VectorSubtract ( muzzlePoint, tr.endpos, diff );

				dist   = VectorLength ( diff );
				checkrange = attackDat->rV.range * 0.5f;

				// If half the way through its range then start falling off the damage to 1 quarter damage
				if ( dist > attackDat->rV.range * 0.5f )
				{
					dist -= (attackDat->rV.range * 0.5f);
					
					// Scale oof the damage
					damageMult *= (1.0f - (dist / (float)checkrange));
				}
			}

			// we hit something that noticed, so that is enough pellets
			if ( (int)(attackDat->damage * damageMult) > 0 )
			{
				if ( !attackDat->melee )
				{
					damageMult *= 1.15f;
				}

				hit[hitcount].ent = traceEnt;
				hit[hitcount].damage = attackDat->damage * damageMult;
				hit[hitcount].location = location;
				VectorCopy ( tr.endpos, hit[hitcount].origin );

				hitcount++;
			}
		}

		// send bullet impact
		if (i < maxFx && attackDat->damage * damageMult > 0.0f )
		{
			qboolean flesh = qfalse;

			// Are they are a client?
			if ( traceEnt->client )
			{
				tr.surfaceFlags = 0;

				// Invulnerable?
				if ( level.time - traceEnt->client->invulnerableTime >= g_respawnInvulnerability.integer * 1000 )
				{
					// Shot my a teammate with ff off?
					if ( !level.gametypeData->teams || (ent->client && !(OnSameTeam(ent,traceEnt) && (!g_friendlyFire.integer || level.warmupTime) ) ) )
					{
						flesh = qtrue;
					}
				}
			}

			// If it was a client that was hit and it wasnt by a teammate when friendly fire is off then send blood!
			if ( flesh  ) 
			{			
				tent = G_TempEntity( tr.endpos, EV_BULLET_HIT_FLESH );
				
				// send entity and direction
				tent->s.eventParm = DirToByte( fwd );
				tent->s.otherEntityNum = ent->s.number;
				tent->s.otherEntityNum2 = traceEnt->s.number;

				// Pack the shot info into the temp end for gore
				tent->s.time  = weapon + ((attack&0xFF)<<8) + ((((int)traceEnt->s.apos.trBase[YAW]&0x7FFF) % 360) << 16);		
				VectorCopy ( traceEnt->r.currentOrigin, tent->s.angles );
				SnapVector ( tent->s.angles );

				// Some procedural gore should be ignored because it would look odd on the player. For 
				// example, if someone gets shot in the head but doesnt die from it.
				if ( traceEnt->client->ps.stats[STAT_HEALTH] > 0 )
				{
					if ( location & (HL_HEAD) )
					{
						tent->s.time |= GORE_NONE;
					}
				}
			} 
			else 
			{
				tent = G_TempEntity( tr.endpos, EV_BULLET_HIT_WALL );
				// send direction and material
				tent->s.eventParm = DirToByte( tr.plane.normal );
				tent->s.eventParm <<= MATERIAL_BITS;
				tent->s.eventParm |= (tr.surfaceFlags & MATERIAL_MASK);
				tent->s.time = weapon + ((attack&0xFF)<<8);
				tent->r.detailTime = level.time + rand() % 1000;
				tent->r.svFlags |= SVF_DETAIL;
			}

			tent->s.otherEntityNum = ent->s.number;
		}
	}

	// Push all the clients back to the real timeframe.  We need to do this
	// before damaging the client so the real bounding box and location are stored in
	// the body
	G_UndoAntiLag ( );

	if ( hitcount )
	{
		int flags;
		int	h;

		flags  = 0;
		flags |= (attackDat->gore ? 0 : DAMAGE_NO_GORE);
		flags |= (attackDat->melee ? DAMAGE_NO_ARMOR : 0);
		flags |= (hitcount > 2 ? DAMAGE_FORCE_GORE : 0 );

		for ( h = 0; h < hitcount; h ++ )
		{	
			G_Damage( hit[h].ent, ent, ent, fwd, hit[h].origin, hit[h].damage, flags, attackDat->mod + (attack<<8), hit[h].location );
		}
	}
}

/*
===============
G_FireProjectile

Fires a projectile from the given client entity
===============
*/
gentity_t* G_FireProjectile ( gentity_t *ent, weapon_t weapon, attackType_t attack, int projectileLifetime, int flags )
{
	int			i;
	vec3_t		muzzlePoint;
	vec3_t		fwd, right, up, fireAngs;
	gentity_t*		missile = NULL;
	weaponData_t*	weaponDat;
	attackData_t*	attackDat;
	float			inaccuracy;

	// Grab the firing info
	weaponDat = &weaponData[ent->s.weapon];
	attackDat = &weaponDat->attack[attack];

	inaccuracy = attackDat->inaccuracy / 1000.0f;

	// where is gun muzzle?
	VectorCopy( ent->client->ps.origin, muzzlePoint );
	muzzlePoint[2] += ent->client->ps.viewheight;

	// Inform of the grenade toss if its a timed grenade
	if ( weapon >= WP_M84_GRENADE && weapon < WP_M15_GRENADE && (flags&PROJECTILE_TIMED) && (ent->client->ps.pm_type == PM_NORMAL) )
	{
		gentity_t* nearby;
		
		// Make sure there is someone nearby to hear you yell
		nearby = G_FindNearbyClient ( ent->r.currentOrigin, ent->client->sess.team, 1200, ent );
		if ( nearby )
		{
			G_VoiceGlobal ( ent, "fire_hole", qtrue );
		}
	}

	// snap to integer coordinates for more efficient network bandwidth usage
	SnapVector( muzzlePoint );
	
	VectorCopy(ent->client->ps.viewangles, fireAngs);

	if ( ent->client->ps.pm_flags & PMF_LEANING )
	{
		BG_ApplyLeanOffset ( &ent->client->ps, muzzlePoint );
	}

	AngleVectors( fireAngs, fwd, right, up );

	for (i = 0; i < attackDat->pellets; i++) 
	{
		vec3_t		dir;
		VectorCopy( fwd, dir );
		if ( inaccuracy != 0)
		{	// add in some spread / scatter
			dir[0] += flrand(-0.1 * inaccuracy, 0.1 * inaccuracy);
			dir[1] += flrand(-0.1 * inaccuracy, 0.1 * inaccuracy);
			dir[2] += flrand(-0.1 * inaccuracy, 0.1 * inaccuracy);
		}

		missile = G_CreateMissile( muzzlePoint, dir, attackDat->rV.velocity, min(projectileLifetime, 10000), ent, attack );

		missile->classname = ammoData[attackDat->ammoIndex].name;
		missile->s.weapon = weapon;

		VectorSet( missile->r.maxs, 1, 1, 1 );
		VectorScale( missile->r.maxs, -1, missile->r.mins );

		missile->damage = attackDat->damage;
		missile->dflags = DAMAGE_DEATH_KNOCKBACK|DAMAGE_NO_ARMOR;
		missile->dflags |= (attackDat->gore ? 0 : DAMAGE_NO_GORE);
		missile->methodOfDeath = attackDat->mod + (attack<<8);
		missile->clipmask = MASK_SHOT | CONTENTS_MISSILECLIP;
		if(attackDat->splashRadius)
		{
			missile->splashDamage = attackDat->damage;
			missile->splashRadius = attackDat->splashRadius;
			missile->splashMethodOfDeath = missile->methodOfDeath;
		}
		else
		{
			missile->splashDamage = 0;
			missile->splashRadius = 0;
			missile->splashMethodOfDeath = MOD_UNKNOWN;	//??
		}

		if (flags & PROJECTILE_GRAVITY)
		{
			missile->s.pos.trType = TR_GRAVITY;
		}
		else if (flags & PROJECTILE_LIGHTGRAVITY)
		{
			missile->s.pos.trType = TR_LIGHTGRAVITY;
		}

		if (flags & PROJECTILE_TIMED)
		{	
			missile->s.eFlags |= EF_BOUNCE_SCALE;
			missile->think = G_GrenadeThink;
			missile->bounceScale = attackDat->bounceScale;
		}
		else
		{	
			// we don't want it to bounce, just blow up
			missile->bounceScale = 0;
			missile->think = G_ExplodeMissile;
		}

		if (flags & PROJECTILE_DAMAGE_AREA)
		{	// add area damage over time
			missile->damage /= 2;
			missile->dflags |= DAMAGE_AREA_DAMAGE;
		}
	}

	// Angle override on the knife
	if ( weapon == WP_KNIFE )
	{
		missile->s.eFlags |= EF_ANGLE_OVERRIDE;
	}

	return missile;
}

/*
======================
SnapVectorTowards

Round a vector to integers for more efficient network
transmission, but make sure that it rounds towards a given point
rather than blindly truncating.  This prevents it from truncating 
into a wall.
======================
*/
void SnapVectorTowards( vec3_t v, vec3_t to ) {
	int		i;

	for ( i = 0 ; i < 3 ; i++ ) {
		if ( to[i] <= v[i] ) {
			v[i] = (int)v[i];
		} else {
			v[i] = (int)v[i] + 1;
		}
	}
}

/*
===============
G_FireWeapon

Fires either a bullet or a projectile
===============
*/
gentity_t* G_FireWeapon( gentity_t *ent, attackType_t attack ) 
{
	weaponData_t *weaponDat;
	attackData_t *attackDat;
	int			 projectileLifetime;
	int			 flags;

	weaponDat = &weaponData[ent->s.weapon];
	attackDat = &weaponDat->attack[attack];
	flags     = attackDat->weaponFlags;

	// Determine lifetime of projectile. Modified by how long we've been holding it!
	if( !ent->client->ps.grenadeTimer )
	{
		projectileLifetime = attackDat->projectileLifetime;
	}
	else
	{
		projectileLifetime = ent->client->ps.grenadeTimer;

		// Less than 50 milliseconds will just cause it to blow up in your hand
		if ( projectileLifetime < 50 )
		{
			flags &= ~PROJECTILE_TIMED;
		}
	}

	// Clear the grenade timer
	ent->client->ps.grenadeTimer = 0;

	if ( attackDat->weaponFlags & PROJECTILE_FIRE)
	{
		return G_FireProjectile ( ent, ent->s.weapon, attack, projectileLifetime, flags );
	}
	else
	{
		G_FireBullet ( ent, ent->s.weapon, attack );
	}

	return NULL;
}

/*
===============
G_InitHitModel
===============
*/
void* G_InitHitModel ( void )
{
	void*		ghoul2;
	char		temp[20480];
	int			numPairs;
	qhandle_t	handle;

	ghoul2 = NULL;

	// Initialize the ghoul2 model
	trap_G2API_InitGhoul2Model ( &ghoul2, 
								 "models/characters/average_sleeves/average_sleeves.glm", 
								 0, 0, 0, (1<<4), 2 );

	// Verify it
	if ( !ghoul2 )
	{
		return ghoul2;
	}

	//  Parse the skin file that will be used for hit information
	numPairs = BG_ParseSkin ( "models/characters/skins/col_rebel_h1.g2skin", temp, sizeof(temp) );
	if ( !numPairs )
	{
		trap_G2API_CleanGhoul2Models ( &ghoul2 );
		return NULL;
	}

	// Register the skin and attach it to the ghoul model
	handle = trap_G2API_RegisterSkin( "hitmodel", numPairs, temp );
	trap_G2API_SetSkin( ghoul2, 0, handle );

	// Read in the animations for this model
	trap_G2API_GetAnimFileNameIndex( ghoul2, 0, temp );
	BG_ParseAnimationFile ( va("%s_mp.cfg", temp), level.ghoulAnimations );

	// Hand the hit model back
	return ghoul2;
}

/*
===============
G_InitHitModels
===============
*/
void G_InitHitModels ( void )
{
	level.serverGhoul2 = G_InitHitModel ( );
}