1 files changed, 482 insertions, 0 deletions
diff --git a/code/game/g_misc.c b/code/game/g_misc.c
new file mode 100644
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--- /dev/null
+++ b/code/game/g_misc.c
@@ -0,0 +1,482 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code 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.
+
+Quake III Arena source code 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 Quake III Arena source code; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+//
+// g_misc.c
+
+#include "g_local.h"
+
+
+/*QUAKED func_group (0 0 0) ?
+Used to group brushes together just for editor convenience.  They are turned into normal brushes by the utilities.
+*/
+
+
+/*QUAKED info_camp (0 0.5 0) (-4 -4 -4) (4 4 4)
+Used as a positional target for calculations in the utilities (spotlights, etc), but removed during gameplay.
+*/
+void SP_info_camp( gentity_t *self ) {
+	G_SetOrigin( self, self->s.origin );
+}
+
+
+/*QUAKED info_null (0 0.5 0) (-4 -4 -4) (4 4 4)
+Used as a positional target for calculations in the utilities (spotlights, etc), but removed during gameplay.
+*/
+void SP_info_null( gentity_t *self ) {
+	G_FreeEntity( self );
+}
+
+
+/*QUAKED info_notnull (0 0.5 0) (-4 -4 -4) (4 4 4)
+Used as a positional target for in-game calculation, like jumppad targets.
+target_position does the same thing
+*/
+void SP_info_notnull( gentity_t *self ){
+	G_SetOrigin( self, self->s.origin );
+}
+
+
+/*QUAKED light (0 1 0) (-8 -8 -8) (8 8 8) linear
+Non-displayed light.
+"light" overrides the default 300 intensity.
+Linear checbox gives linear falloff instead of inverse square
+Lights pointed at a target will be spotlights.
+"radius" overrides the default 64 unit radius of a spotlight at the target point.
+*/
+void SP_light( gentity_t *self ) {
+	G_FreeEntity( self );
+}
+
+
+
+/*
+=================================================================================
+
+TELEPORTERS
+
+=================================================================================
+*/
+
+void TeleportPlayer( gentity_t *player, vec3_t origin, vec3_t angles ) {
+	gentity_t	*tent;
+
+	// use temp events at source and destination to prevent the effect
+	// from getting dropped by a second player event
+	if ( player->client->sess.sessionTeam != TEAM_SPECTATOR ) {
+		tent = G_TempEntity( player->client->ps.origin, EV_PLAYER_TELEPORT_OUT );
+		tent->s.clientNum = player->s.clientNum;
+
+		tent = G_TempEntity( origin, EV_PLAYER_TELEPORT_IN );
+		tent->s.clientNum = player->s.clientNum;
+	}
+
+	// unlink to make sure it can't possibly interfere with G_KillBox
+	trap_UnlinkEntity (player);
+
+	VectorCopy ( origin, player->client->ps.origin );
+	player->client->ps.origin[2] += 1;
+
+	// spit the player out
+	AngleVectors( angles, player->client->ps.velocity, NULL, NULL );
+	VectorScale( player->client->ps.velocity, 400, player->client->ps.velocity );
+	player->client->ps.pm_time = 160;		// hold time
+	player->client->ps.pm_flags |= PMF_TIME_KNOCKBACK;
+
+	// toggle the teleport bit so the client knows to not lerp
+	player->client->ps.eFlags ^= EF_TELEPORT_BIT;
+
+	// set angles
+	SetClientViewAngle( player, angles );
+
+	// kill anything at the destination
+	if ( player->client->sess.sessionTeam != TEAM_SPECTATOR ) {
+		G_KillBox (player);
+	}
+
+	// save results of pmove
+	BG_PlayerStateToEntityState( &player->client->ps, &player->s, qtrue );
+
+	// use the precise origin for linking
+	VectorCopy( player->client->ps.origin, player->r.currentOrigin );
+
+	if ( player->client->sess.sessionTeam != TEAM_SPECTATOR ) {
+		trap_LinkEntity (player);
+	}
+}
+
+
+/*QUAKED misc_teleporter_dest (1 0 0) (-32 -32 -24) (32 32 -16)
+Point teleporters at these.
+Now that we don't have teleport destination pads, this is just
+an info_notnull
+*/
+void SP_misc_teleporter_dest( gentity_t *ent ) {
+}
+
+
+//===========================================================
+
+/*QUAKED misc_model (1 0 0) (-16 -16 -16) (16 16 16)
+"model"		arbitrary .md3 file to display
+*/
+void SP_misc_model( gentity_t *ent ) {
+
+#if 0
+	ent->s.modelindex = G_ModelIndex( ent->model );
+	VectorSet (ent->mins, -16, -16, -16);
+	VectorSet (ent->maxs, 16, 16, 16);
+	trap_LinkEntity (ent);
+
+	G_SetOrigin( ent, ent->s.origin );
+	VectorCopy( ent->s.angles, ent->s.apos.trBase );
+#else
+	G_FreeEntity( ent );
+#endif
+}
+
+//===========================================================
+
+void locateCamera( gentity_t *ent ) {
+	vec3_t		dir;
+	gentity_t	*target;
+	gentity_t	*owner;
+
+	owner = G_PickTarget( ent->target );
+	if ( !owner ) {
+		G_Printf( "Couldn't find target for misc_partal_surface\n" );
+		G_FreeEntity( ent );
+		return;
+	}
+	ent->r.ownerNum = owner->s.number;
+
+	// frame holds the rotate speed
+	if ( owner->spawnflags & 1 ) {
+		ent->s.frame = 25;
+	} else if ( owner->spawnflags & 2 ) {
+		ent->s.frame = 75;
+	}
+
+	// swing camera ?
+	if ( owner->spawnflags & 4 ) {
+		// set to 0 for no rotation at all
+		ent->s.powerups = 0;
+	}
+	else {
+		ent->s.powerups = 1;
+	}
+
+	// clientNum holds the rotate offset
+	ent->s.clientNum = owner->s.clientNum;
+
+	VectorCopy( owner->s.origin, ent->s.origin2 );
+
+	// see if the portal_camera has a target
+	target = G_PickTarget( owner->target );
+	if ( target ) {
+		VectorSubtract( target->s.origin, owner->s.origin, dir );
+		VectorNormalize( dir );
+	} else {
+		G_SetMovedir( owner->s.angles, dir );
+	}
+
+	ent->s.eventParm = DirToByte( dir );
+}
+
+/*QUAKED misc_portal_surface (0 0 1) (-8 -8 -8) (8 8 8)
+The portal surface nearest this entity will show a view from the targeted misc_portal_camera, or a mirror view if untargeted.
+This must be within 64 world units of the surface!
+*/
+void SP_misc_portal_surface(gentity_t *ent) {
+	VectorClear( ent->r.mins );
+	VectorClear( ent->r.maxs );
+	trap_LinkEntity (ent);
+
+	ent->r.svFlags = SVF_PORTAL;
+	ent->s.eType = ET_PORTAL;
+
+	if ( !ent->target ) {
+		VectorCopy( ent->s.origin, ent->s.origin2 );
+	} else {
+		ent->think = locateCamera;
+		ent->nextthink = level.time + 100;
+	}
+}
+
+/*QUAKED misc_portal_camera (0 0 1) (-8 -8 -8) (8 8 8) slowrotate fastrotate noswing
+The target for a misc_portal_director.  You can set either angles or target another entity to determine the direction of view.
+"roll" an angle modifier to orient the camera around the target vector;
+*/
+void SP_misc_portal_camera(gentity_t *ent) {
+	float	roll;
+
+	VectorClear( ent->r.mins );
+	VectorClear( ent->r.maxs );
+	trap_LinkEntity (ent);
+
+	G_SpawnFloat( "roll", "0", &roll );
+
+	ent->s.clientNum = roll/360.0 * 256;
+}
+
+/*
+======================================================================
+
+  SHOOTERS
+
+======================================================================
+*/
+
+void Use_Shooter( gentity_t *ent, gentity_t *other, gentity_t *activator ) {
+	vec3_t		dir;
+	float		deg;
+	vec3_t		up, right;
+
+	// see if we have a target
+	if ( ent->enemy ) {
+		VectorSubtract( ent->enemy->r.currentOrigin, ent->s.origin, dir );
+		VectorNormalize( dir );
+	} else {
+		VectorCopy( ent->movedir, dir );
+	}
+
+	// randomize a bit
+	PerpendicularVector( up, dir );
+	CrossProduct( up, dir, right );
+
+	deg = crandom() * ent->random;
+	VectorMA( dir, deg, up, dir );
+
+	deg = crandom() * ent->random;
+	VectorMA( dir, deg, right, dir );
+
+	VectorNormalize( dir );
+
+	switch ( ent->s.weapon ) {
+	case WP_GRENADE_LAUNCHER:
+		fire_grenade( ent, ent->s.origin, dir );
+		break;
+	case WP_ROCKET_LAUNCHER:
+		fire_rocket( ent, ent->s.origin, dir );
+		break;
+	case WP_PLASMAGUN:
+		fire_plasma( ent, ent->s.origin, dir );
+		break;
+	}
+
+	G_AddEvent( ent, EV_FIRE_WEAPON, 0 );
+}
+
+
+static void InitShooter_Finish( gentity_t *ent ) {
+	ent->enemy = G_PickTarget( ent->target );
+	ent->think = 0;
+	ent->nextthink = 0;
+}
+
+void InitShooter( gentity_t *ent, int weapon ) {
+	ent->use = Use_Shooter;
+	ent->s.weapon = weapon;
+
+	RegisterItem( BG_FindItemForWeapon( weapon ) );
+
+	G_SetMovedir( ent->s.angles, ent->movedir );
+
+	if ( !ent->random ) {
+		ent->random = 1.0;
+	}
+	ent->random = sin( M_PI * ent->random / 180 );
+	// target might be a moving object, so we can't set movedir for it
+	if ( ent->target ) {
+		ent->think = InitShooter_Finish;
+		ent->nextthink = level.time + 500;
+	}
+	trap_LinkEntity( ent );
+}
+
+/*QUAKED shooter_rocket (1 0 0) (-16 -16 -16) (16 16 16)
+Fires at either the target or the current direction.
+"random" the number of degrees of deviance from the taget. (1.0 default)
+*/
+void SP_shooter_rocket( gentity_t *ent ) {
+	InitShooter( ent, WP_ROCKET_LAUNCHER );
+}
+
+/*QUAKED shooter_plasma (1 0 0) (-16 -16 -16) (16 16 16)
+Fires at either the target or the current direction.
+"random" is the number of degrees of deviance from the taget. (1.0 default)
+*/
+void SP_shooter_plasma( gentity_t *ent ) {
+	InitShooter( ent, WP_PLASMAGUN);
+}
+
+/*QUAKED shooter_grenade (1 0 0) (-16 -16 -16) (16 16 16)
+Fires at either the target or the current direction.
+"random" is the number of degrees of deviance from the taget. (1.0 default)
+*/
+void SP_shooter_grenade( gentity_t *ent ) {
+	InitShooter( ent, WP_GRENADE_LAUNCHER);
+}
+
+
+#ifdef MISSIONPACK
+static void PortalDie (gentity_t *self, gentity_t *inflictor, gentity_t *attacker, int damage, int mod) {
+	G_FreeEntity( self );
+	//FIXME do something more interesting
+}
+
+
+void DropPortalDestination( gentity_t *player ) {
+	gentity_t	*ent;
+	vec3_t		snapped;
+
+	// create the portal destination
+	ent = G_Spawn();
+	ent->s.modelindex = G_ModelIndex( "models/powerups/teleporter/tele_exit.md3" );
+
+	VectorCopy( player->s.pos.trBase, snapped );
+	SnapVector( snapped );
+	G_SetOrigin( ent, snapped );
+	VectorCopy( player->r.mins, ent->r.mins );
+	VectorCopy( player->r.maxs, ent->r.maxs );
+
+	ent->classname = "hi_portal destination";
+	ent->s.pos.trType = TR_STATIONARY;
+
+	ent->r.contents = CONTENTS_CORPSE;
+	ent->takedamage = qtrue;
+	ent->health = 200;
+	ent->die = PortalDie;
+
+	VectorCopy( player->s.apos.trBase, ent->s.angles );
+
+	ent->think = G_FreeEntity;
+	ent->nextthink = level.time + 2 * 60 * 1000;
+
+	trap_LinkEntity( ent );
+
+	player->client->portalID = ++level.portalSequence;
+	ent->count = player->client->portalID;
+
+	// give the item back so they can drop the source now
+	player->client->ps.stats[STAT_HOLDABLE_ITEM] = BG_FindItem( "Portal" ) - bg_itemlist;
+}
+
+
+static void PortalTouch( gentity_t *self, gentity_t *other, trace_t *trace) {
+	gentity_t	*destination;
+
+	// see if we will even let other try to use it
+	if( other->health <= 0 ) {
+		return;
+	}
+	if( !other->client ) {
+		return;
+	}
+//	if( other->client->ps.persistant[PERS_TEAM] != self->spawnflags ) {
+//		return;
+//	}
+
+	if ( other->client->ps.powerups[PW_NEUTRALFLAG] ) {		// only happens in One Flag CTF
+		Drop_Item( other, BG_FindItemForPowerup( PW_NEUTRALFLAG ), 0 );
+		other->client->ps.powerups[PW_NEUTRALFLAG] = 0;
+	}
+	else if ( other->client->ps.powerups[PW_REDFLAG] ) {		// only happens in standard CTF
+		Drop_Item( other, BG_FindItemForPowerup( PW_REDFLAG ), 0 );
+		other->client->ps.powerups[PW_REDFLAG] = 0;
+	}
+	else if ( other->client->ps.powerups[PW_BLUEFLAG] ) {	// only happens in standard CTF
+		Drop_Item( other, BG_FindItemForPowerup( PW_BLUEFLAG ), 0 );
+		other->client->ps.powerups[PW_BLUEFLAG] = 0;
+	}
+
+	// find the destination
+	destination = NULL;
+	while( (destination = G_Find(destination, FOFS(classname), "hi_portal destination")) != NULL ) {
+		if( destination->count == self->count ) {
+			break;
+		}
+	}
+
+	// if there is not one, die!
+	if( !destination ) {
+		if( self->pos1[0] || self->pos1[1] || self->pos1[2] ) {
+			TeleportPlayer( other, self->pos1, self->s.angles );
+		}
+		G_Damage( other, other, other, NULL, NULL, 100000, DAMAGE_NO_PROTECTION, MOD_TELEFRAG );
+		return;
+	}
+
+	TeleportPlayer( other, destination->s.pos.trBase, destination->s.angles );
+}
+
+
+static void PortalEnable( gentity_t *self ) {
+	self->touch = PortalTouch;
+	self->think = G_FreeEntity;
+	self->nextthink = level.time + 2 * 60 * 1000;
+}
+
+
+void DropPortalSource( gentity_t *player ) {
+	gentity_t	*ent;
+	gentity_t	*destination;
+	vec3_t		snapped;
+
+	// create the portal source
+	ent = G_Spawn();
+	ent->s.modelindex = G_ModelIndex( "models/powerups/teleporter/tele_enter.md3" );
+
+	VectorCopy( player->s.pos.trBase, snapped );
+	SnapVector( snapped );
+	G_SetOrigin( ent, snapped );
+	VectorCopy( player->r.mins, ent->r.mins );
+	VectorCopy( player->r.maxs, ent->r.maxs );
+
+	ent->classname = "hi_portal source";
+	ent->s.pos.trType = TR_STATIONARY;
+
+	ent->r.contents = CONTENTS_CORPSE | CONTENTS_TRIGGER;
+	ent->takedamage = qtrue;
+	ent->health = 200;
+	ent->die = PortalDie;
+
+	trap_LinkEntity( ent );
+
+	ent->count = player->client->portalID;
+	player->client->portalID = 0;
+
+//	ent->spawnflags = player->client->ps.persistant[PERS_TEAM];
+
+	ent->nextthink = level.time + 1000;
+	ent->think = PortalEnable;
+
+	// find the destination
+	destination = NULL;
+	while( (destination = G_Find(destination, FOFS(classname), "hi_portal destination")) != NULL ) {
+		if( destination->count == ent->count ) {
+			VectorCopy( destination->s.pos.trBase, ent->pos1 );
+			break;
+		}
+	}
+
+}
+#endif