ref: ae40b3ece15d77a2255281de17a5882107b1a744
dir: /game/g_target.c/
/*
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.
*/
#define GAME_INCLUDE
#include <u.h>
#include <libc.h>
#include <stdio.h>
#include "../q_shared.h"
/*QUAKED target_temp_entity (1 0 0) (-8 -8 -8) (8 8 8)
Fire an origin based temp entity event to the clients.
"style" type byte
*/
void Use_Target_Tent (edict_t *ent, edict_t */*other*/, edict_t */*activator*/)
{
gi.WriteByte (svc_temp_entity);
gi.WriteByte (ent->style);
gi.WritePosition (ent->s.origin);
gi.multicast (ent->s.origin, MULTICAST_PVS);
}
void SP_target_temp_entity (edict_t *ent)
{
ent->use = Use_Target_Tent;
}
//==========================================================
//==========================================================
/*QUAKED target_speaker (1 0 0) (-8 -8 -8) (8 8 8) looped-on looped-off reliable
"noise" wav file to play
"attenuation"
-1 = none, send to whole level
1 = normal fighting sounds
2 = idle sound level
3 = ambient sound level
"volume" 0.0 to 1.0
Normal sounds play each time the target is used. The reliable flag can be set for crucial voiceovers.
Looped sounds are always atten 3 / vol 1, and the use function toggles it on/off.
Multiple identical looping sounds will just increase volume without any speed cost.
*/
void Use_Target_Speaker (edict_t *ent, edict_t */*other*/, edict_t */*activator*/)
{
int chan;
if (ent->spawnflags & 3)
{ // looping sound toggles
if (ent->s.sound)
ent->s.sound = 0; // turn it off
else
ent->s.sound = ent->noise_index; // start it
}
else
{ // normal sound
if (ent->spawnflags & 4)
chan = CHAN_VOICE|CHAN_RELIABLE;
else
chan = CHAN_VOICE;
// use a positioned_sound, because this entity won't normally be
// sent to any clients because it is invisible
gi.positioned_sound (ent->s.origin, ent, chan, ent->noise_index, ent->volume, ent->attenuation, 0);
}
}
void SP_target_speaker (edict_t *ent)
{
char buffer[MAX_QPATH];
if(!st.noise)
{
gi.dprintf("target_speaker with no noise set at %s\n", vtos(ent->s.origin));
return;
}
if (!strstr (st.noise, ".wav"))
Com_sprintf (buffer, sizeof(buffer), "%s.wav", st.noise);
else
strncpy (buffer, st.noise, sizeof(buffer));
ent->noise_index = gi.soundindex (buffer);
if (!ent->volume)
ent->volume = 1.0;
if (!ent->attenuation)
ent->attenuation = 1.0;
else if (ent->attenuation == -1) // use -1 so 0 defaults to 1
ent->attenuation = 0;
// check for prestarted looping sound
if (ent->spawnflags & 1)
ent->s.sound = ent->noise_index;
ent->use = Use_Target_Speaker;
// must link the entity so we get areas and clusters so
// the server can determine who to send updates to
gi.linkentity (ent);
}
//==========================================================
void Use_Target_Help (edict_t *ent, edict_t */*other*/, edict_t */*activator*/)
{
if (ent->spawnflags & 1)
strncpy (game.helpmessage1, ent->message, sizeof(game.helpmessage2)-1);
else
strncpy (game.helpmessage2, ent->message, sizeof(game.helpmessage1)-1);
game.helpchanged++;
}
/*QUAKED target_help (1 0 1) (-16 -16 -24) (16 16 24) help1
When fired, the "message" key becomes the current personal computer string, and the message light will be set on all clients status bars.
*/
void SP_target_help(edict_t *ent)
{
if (deathmatch->value)
{ // auto-remove for deathmatch
G_FreeEdict (ent);
return;
}
if (!ent->message)
{
gi.dprintf ("%s with no message at %s\n", ent->classname, vtos(ent->s.origin));
G_FreeEdict (ent);
return;
}
ent->use = Use_Target_Help;
}
//==========================================================
/*QUAKED target_secret (1 0 1) (-8 -8 -8) (8 8 8)
Counts a secret found.
These are single use targets.
*/
void use_target_secret (edict_t *ent, edict_t */*other*/, edict_t *activator)
{
gi.sound (ent, CHAN_VOICE, ent->noise_index, 1, ATTN_NORM, 0);
level.found_secrets++;
G_UseTargets (ent, activator);
G_FreeEdict (ent);
}
void SP_target_secret (edict_t *ent)
{
if (deathmatch->value)
{ // auto-remove for deathmatch
G_FreeEdict (ent);
return;
}
ent->use = use_target_secret;
if (!st.noise)
st.noise = "misc/secret.wav";
ent->noise_index = gi.soundindex (st.noise);
ent->svflags = SVF_NOCLIENT;
level.total_secrets++;
// map bug hack
if (!Q_strcasecmp(level.mapname, "mine3") && ent->s.origin[0] == 280 && ent->s.origin[1] == -2048 && ent->s.origin[2] == -624)
ent->message = "You have found a secret area.";
}
//==========================================================
/*QUAKED target_goal (1 0 1) (-8 -8 -8) (8 8 8)
Counts a goal completed.
These are single use targets.
*/
void use_target_goal (edict_t *ent, edict_t */*other*/, edict_t *activator)
{
gi.sound (ent, CHAN_VOICE, ent->noise_index, 1, ATTN_NORM, 0);
level.found_goals++;
if (level.found_goals == level.total_goals)
gi.configstring (CS_CDTRACK, "0");
G_UseTargets (ent, activator);
G_FreeEdict (ent);
}
void SP_target_goal (edict_t *ent)
{
if (deathmatch->value)
{ // auto-remove for deathmatch
G_FreeEdict (ent);
return;
}
ent->use = use_target_goal;
if (!st.noise)
st.noise = "misc/secret.wav";
ent->noise_index = gi.soundindex (st.noise);
ent->svflags = SVF_NOCLIENT;
level.total_goals++;
}
//==========================================================
/*QUAKED target_explosion (1 0 0) (-8 -8 -8) (8 8 8)
Spawns an explosion temporary entity when used.
"delay" wait this long before going off
"dmg" how much radius damage should be done, defaults to 0
*/
void target_explosion_explode (edict_t *self)
{
float save;
gi.WriteByte (svc_temp_entity);
gi.WriteByte (TE_EXPLOSION1);
gi.WritePosition (self->s.origin);
gi.multicast (self->s.origin, MULTICAST_PHS);
T_RadiusDamage (self, self->activator, self->dmg, NULL, self->dmg+40, MOD_EXPLOSIVE);
save = self->delay;
self->delay = 0;
G_UseTargets (self, self->activator);
self->delay = save;
}
void use_target_explosion (edict_t *self, edict_t */*other*/, edict_t *activator)
{
self->activator = activator;
if (!self->delay)
{
target_explosion_explode (self);
return;
}
self->think = target_explosion_explode;
self->nextthink = level.time + self->delay;
}
void SP_target_explosion (edict_t *ent)
{
ent->use = use_target_explosion;
ent->svflags = SVF_NOCLIENT;
}
//==========================================================
/*QUAKED target_changelevel (1 0 0) (-8 -8 -8) (8 8 8)
Changes level to "map" when fired
*/
void use_target_changelevel (edict_t *self, edict_t *other, edict_t *activator)
{
if (level.intermissiontime)
return; // already activated
if (!deathmatch->value && !coop->value)
{
if (g_edicts[1].health <= 0)
return;
}
// if noexit, do a ton of damage to other
if (deathmatch->value && !( (int)dmflags->value & DF_ALLOW_EXIT) && other != WORLD)
{
T_Damage (other, self, self, vec3_origin, other->s.origin, vec3_origin, 10 * other->max_health, 1000, 0, MOD_EXIT);
return;
}
// if multiplayer, let everyone know who hit the exit
if (deathmatch->value)
{
if (activator && activator->client)
gi.bprintf (PRINT_HIGH, "%s exited the level.\n", activator->client->pers.netname);
}
// if going to a new unit, clear cross triggers
if (strstr(self->map, "*"))
game.serverflags &= ~(SFL_CROSS_TRIGGER_MASK);
BeginIntermission (self);
}
void SP_target_changelevel (edict_t *ent)
{
if (!ent->map)
{
gi.dprintf("target_changelevel with no map at %s\n", vtos(ent->s.origin));
G_FreeEdict (ent);
return;
}
// ugly hack because *SOMEBODY* screwed up their map
if((Q_strcasecmp(level.mapname, "fact1") == 0) && (Q_strcasecmp(ent->map, "fact3") == 0))
ent->map = "fact3$secret1";
ent->use = use_target_changelevel;
ent->svflags = SVF_NOCLIENT;
}
//==========================================================
/*QUAKED target_splash (1 0 0) (-8 -8 -8) (8 8 8)
Creates a particle splash effect when used.
Set "sounds" to one of the following:
1) sparks
2) blue water
3) brown water
4) slime
5) lava
6) blood
"count" how many pixels in the splash
"dmg" if set, does a radius damage at this location when it splashes
useful for lava/sparks
*/
void use_target_splash (edict_t *self, edict_t */*other*/, edict_t *activator)
{
gi.WriteByte (svc_temp_entity);
gi.WriteByte (TE_SPLASH);
gi.WriteByte (self->count);
gi.WritePosition (self->s.origin);
gi.WriteDir (self->movedir);
gi.WriteByte (self->sounds);
gi.multicast (self->s.origin, MULTICAST_PVS);
if (self->dmg)
T_RadiusDamage (self, activator, self->dmg, NULL, self->dmg+40, MOD_SPLASH);
}
void SP_target_splash (edict_t *self)
{
self->use = use_target_splash;
G_SetMovedir (self->s.angles, self->movedir);
if (!self->count)
self->count = 32;
self->svflags = SVF_NOCLIENT;
}
//==========================================================
/*QUAKED target_spawner (1 0 0) (-8 -8 -8) (8 8 8)
Set target to the type of entity you want spawned.
Useful for spawning monsters and gibs in the factory levels.
For monsters:
Set direction to the facing you want it to have.
For gibs:
Set direction if you want it moving and
speed how fast it should be moving otherwise it
will just be dropped
*/
void ED_CallSpawn (edict_t *ent);
void use_target_spawner (edict_t *self, edict_t */*other*/, edict_t */*activator*/)
{
edict_t *ent;
ent = G_Spawn();
ent->classname = self->target;
VectorCopy (self->s.origin, ent->s.origin);
VectorCopy (self->s.angles, ent->s.angles);
ED_CallSpawn (ent);
gi.unlinkentity (ent);
KillBox (ent);
gi.linkentity (ent);
if (self->speed)
VectorCopy (self->movedir, ent->velocity);
}
void SP_target_spawner (edict_t *self)
{
self->use = use_target_spawner;
self->svflags = SVF_NOCLIENT;
if (self->speed)
{
G_SetMovedir (self->s.angles, self->movedir);
VectorScale (self->movedir, self->speed, self->movedir);
}
}
//==========================================================
/*QUAKED target_blaster (1 0 0) (-8 -8 -8) (8 8 8) NOTRAIL NOEFFECTS
Fires a blaster bolt in the set direction when triggered.
dmg default is 15
speed default is 1000
*/
void use_target_blaster (edict_t *self, edict_t */*other*/, edict_t */*activator*/)
{
/*
int effect;
if (self->spawnflags & 2)
effect = 0;
else if (self->spawnflags & 1)
effect = EF_HYPERBLASTER;
else
effect = EF_BLASTER;
*/
fire_blaster (self, self->s.origin, self->movedir, self->dmg, self->speed, EF_BLASTER, MOD_TARGET_BLASTER);
gi.sound (self, CHAN_VOICE, self->noise_index, 1, ATTN_NORM, 0);
}
void SP_target_blaster (edict_t *self)
{
self->use = use_target_blaster;
G_SetMovedir (self->s.angles, self->movedir);
self->noise_index = gi.soundindex ("weapons/laser2.wav");
if (!self->dmg)
self->dmg = 15;
if (!self->speed)
self->speed = 1000;
self->svflags = SVF_NOCLIENT;
}
//==========================================================
/*QUAKED target_crosslevel_trigger (.5 .5 .5) (-8 -8 -8) (8 8 8) trigger1 trigger2 trigger3 trigger4 trigger5 trigger6 trigger7 trigger8
Once this trigger is touched/used, any trigger_crosslevel_target with the same trigger number is automatically used when a level is started within the same unit. It is OK to check multiple triggers. Message, delay, target, and killtarget also work.
*/
void trigger_crosslevel_trigger_use (edict_t *self, edict_t */*other*/, edict_t */*activator*/)
{
game.serverflags |= self->spawnflags;
G_FreeEdict (self);
}
void SP_target_crosslevel_trigger (edict_t *self)
{
self->svflags = SVF_NOCLIENT;
self->use = trigger_crosslevel_trigger_use;
}
/*QUAKED target_crosslevel_target (.5 .5 .5) (-8 -8 -8) (8 8 8) trigger1 trigger2 trigger3 trigger4 trigger5 trigger6 trigger7 trigger8
Triggered by a trigger_crosslevel elsewhere within a unit. If multiple triggers are checked, all must be true. Delay, target and
killtarget also work.
"delay" delay before using targets if the trigger has been activated (default 1)
*/
void target_crosslevel_target_think (edict_t *self)
{
if (self->spawnflags == (game.serverflags & SFL_CROSS_TRIGGER_MASK & self->spawnflags))
{
G_UseTargets (self, self);
G_FreeEdict (self);
}
}
void SP_target_crosslevel_target (edict_t *self)
{
if (! self->delay)
self->delay = 1;
self->svflags = SVF_NOCLIENT;
self->think = target_crosslevel_target_think;
self->nextthink = level.time + self->delay;
}
//==========================================================
/*QUAKED target_laser (0 .5 .8) (-8 -8 -8) (8 8 8) START_ON RED GREEN BLUE YELLOW ORANGE FAT
When triggered, fires a laser. You can either set a target
or a direction.
*/
void target_laser_think (edict_t *self)
{
edict_t *ignore;
vec3_t start;
vec3_t end;
trace_t tr;
vec3_t point;
vec3_t last_movedir;
int count;
if (self->spawnflags & 0x80000000)
count = 8;
else
count = 4;
if (self->enemy)
{
VectorCopy (self->movedir, last_movedir);
VectorMA (self->enemy->absmin, 0.5, self->enemy->size, point);
VectorSubtract (point, self->s.origin, self->movedir);
VectorNormalize (self->movedir);
if (!VectorCompare(self->movedir, last_movedir))
self->spawnflags |= 0x80000000;
}
ignore = self;
VectorCopy (self->s.origin, start);
VectorMA (start, 2048, self->movedir, end);
while(1)
{
tr = gi.trace (start, NULL, NULL, end, ignore, CONTENTS_SOLID|CONTENTS_MONSTER|CONTENTS_DEADMONSTER);
if (!tr.ent)
break;
// hurt it if we can
if ((tr.ent->takedamage) && !(tr.ent->flags & FL_IMMUNE_LASER))
T_Damage (tr.ent, self, self->activator, self->movedir, tr.endpos, vec3_origin, self->dmg, 1, DAMAGE_ENERGY, MOD_TARGET_LASER);
// if we hit something that's not a monster or player or is immune to lasers, we're done
if (!(tr.ent->svflags & SVF_MONSTER) && (!tr.ent->client))
{
if (self->spawnflags & 0x80000000)
{
self->spawnflags &= ~0x80000000;
gi.WriteByte (svc_temp_entity);
gi.WriteByte (TE_LASER_SPARKS);
gi.WriteByte (count);
gi.WritePosition (tr.endpos);
gi.WriteDir (tr.plane.normal);
gi.WriteByte (self->s.skinnum);
gi.multicast (tr.endpos, MULTICAST_PVS);
}
break;
}
ignore = tr.ent;
VectorCopy (tr.endpos, start);
}
VectorCopy (tr.endpos, self->s.old_origin);
self->nextthink = level.time + FRAMETIME;
}
void target_laser_on (edict_t *self)
{
if (!self->activator)
self->activator = self;
self->spawnflags |= 0x80000001;
self->svflags &= ~SVF_NOCLIENT;
target_laser_think (self);
}
void target_laser_off (edict_t *self)
{
self->spawnflags &= ~1;
self->svflags |= SVF_NOCLIENT;
self->nextthink = 0;
}
void target_laser_use (edict_t *self, edict_t */*other*/, edict_t *activator)
{
self->activator = activator;
if (self->spawnflags & 1)
target_laser_off (self);
else
target_laser_on (self);
}
void target_laser_start (edict_t *self)
{
edict_t *ent;
self->movetype = MOVETYPE_NONE;
self->solid = SOLID_NOT;
self->s.renderfx |= RF_BEAM|RF_TRANSLUCENT;
self->s.modelindex = 1; // must be non-zero
// set the beam diameter
if (self->spawnflags & 64)
self->s.frame = 16;
else
self->s.frame = 4;
// set the color
if (self->spawnflags & 2)
self->s.skinnum = 0xf2f2f0f0;
else if (self->spawnflags & 4)
self->s.skinnum = 0xd0d1d2d3;
else if (self->spawnflags & 8)
self->s.skinnum = 0xf3f3f1f1;
else if (self->spawnflags & 16)
self->s.skinnum = 0xdcdddedf;
else if (self->spawnflags & 32)
self->s.skinnum = 0xe0e1e2e3;
if (!self->enemy)
{
if (self->target)
{
ent = G_Find (NULL, FOFS(targetname), self->target);
if (!ent)
gi.dprintf ("%s at %s: %s is a bad target\n", self->classname, vtos(self->s.origin), self->target);
self->enemy = ent;
}
else
{
G_SetMovedir (self->s.angles, self->movedir);
}
}
self->use = target_laser_use;
self->think = target_laser_think;
if (!self->dmg)
self->dmg = 1;
VectorSet (self->mins, -8, -8, -8);
VectorSet (self->maxs, 8, 8, 8);
gi.linkentity (self);
if (self->spawnflags & 1)
target_laser_on (self);
else
target_laser_off (self);
}
void SP_target_laser (edict_t *self)
{
// let everything else get spawned before we start firing
self->think = target_laser_start;
self->nextthink = level.time + 1;
}
//==========================================================
/*QUAKED target_lightramp (0 .5 .8) (-8 -8 -8) (8 8 8) TOGGLE
speed How many seconds the ramping will take
message two letters; starting lightlevel and ending lightlevel
*/
void target_lightramp_think (edict_t *self)
{
char style[2];
style[0] = 'a' + self->movedir[0] + (level.time - self->timestamp) / FRAMETIME * self->movedir[2];
style[1] = 0;
gi.configstring (CS_LIGHTS+self->enemy->style, style);
if ((level.time - self->timestamp) < self->speed)
{
self->nextthink = level.time + FRAMETIME;
}
else if (self->spawnflags & 1)
{
char temp;
temp = self->movedir[0];
self->movedir[0] = self->movedir[1];
self->movedir[1] = temp;
self->movedir[2] *= -1;
}
}
void target_lightramp_use (edict_t *self, edict_t */*other*/, edict_t */*activator*/)
{
if (!self->enemy)
{
edict_t *e;
// check all the targets
e = NULL;
while (1)
{
e = G_Find (e, FOFS(targetname), self->target);
if (!e)
break;
if (strcmp(e->classname, "light") != 0)
{
gi.dprintf("%s at %s ", self->classname, vtos(self->s.origin));
gi.dprintf("target %s (%s at %s) is not a light\n", self->target, e->classname, vtos(e->s.origin));
}
else
{
self->enemy = e;
}
}
if (!self->enemy)
{
gi.dprintf("%s target %s not found at %s\n", self->classname, self->target, vtos(self->s.origin));
G_FreeEdict (self);
return;
}
}
self->timestamp = level.time;
target_lightramp_think (self);
}
void SP_target_lightramp (edict_t *self)
{
if (!self->message || strlen(self->message) != 2 || self->message[0] < 'a' || self->message[0] > 'z' || self->message[1] < 'a' || self->message[1] > 'z' || self->message[0] == self->message[1])
{
gi.dprintf("target_lightramp has bad ramp (%s) at %s\n", self->message, vtos(self->s.origin));
G_FreeEdict (self);
return;
}
if (deathmatch->value)
{
G_FreeEdict (self);
return;
}
if (!self->target)
{
gi.dprintf("%s with no target at %s\n", self->classname, vtos(self->s.origin));
G_FreeEdict (self);
return;
}
self->svflags |= SVF_NOCLIENT;
self->use = target_lightramp_use;
self->think = target_lightramp_think;
self->movedir[0] = self->message[0] - 'a';
self->movedir[1] = self->message[1] - 'a';
self->movedir[2] = (self->movedir[1] - self->movedir[0]) / (self->speed / FRAMETIME);
}
//==========================================================
/*QUAKED target_earthquake (1 0 0) (-8 -8 -8) (8 8 8)
When triggered, this initiates a level-wide earthquake.
All players and monsters are affected.
"speed" severity of the quake (default:200)
"count" duration of the quake (default:5)
*/
void target_earthquake_think (edict_t *self)
{
int i;
edict_t *e;
if (self->last_move_time < level.time)
{
gi.positioned_sound (self->s.origin, self, CHAN_AUTO, self->noise_index, 1.0, ATTN_NONE, 0);
self->last_move_time = level.time + 0.5;
}
for (i=1, e=g_edicts+i; i < globals.num_edicts; i++,e++)
{
if (!e->inuse)
continue;
if (!e->client)
continue;
if (!e->groundentity)
continue;
e->groundentity = NULL;
e->velocity[0] += crandom()* 150;
e->velocity[1] += crandom()* 150;
e->velocity[2] = self->speed * (100.0 / e->mass);
}
if (level.time < self->timestamp)
self->nextthink = level.time + FRAMETIME;
}
void target_earthquake_use (edict_t *self, edict_t */*other*/, edict_t *activator)
{
self->timestamp = level.time + self->count;
self->nextthink = level.time + FRAMETIME;
self->activator = activator;
self->last_move_time = 0;
}
void SP_target_earthquake (edict_t *self)
{
if (!self->targetname)
gi.dprintf("untargeted %s at %s\n", self->classname, vtos(self->s.origin));
if (!self->count)
self->count = 5;
if (!self->speed)
self->speed = 200;
self->svflags |= SVF_NOCLIENT;
self->think = target_earthquake_think;
self->use = target_earthquake_use;
self->noise_index = gi.soundindex ("world/quake.wav");
}