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g_misc.c
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/*
* =======================================================================
*
* Miscellaneos entities, functs and functions.
*
* =======================================================================
*/
#include "header/local.h"
int debristhisframe;
int gibsthisframe;
extern void M_WorldEffects(edict_t *ent);
/* ===================================================== */
void
Use_Areaportal(edict_t *ent, edict_t *other /* unused */, edict_t *activator /* unused */)
{
if (!ent)
{
return;
}
ent->count ^= 1; /* toggle state */
gi.SetAreaPortalState(ent->style, ent->count);
}
/*
* QUAKED func_areaportal (0 0 0) ?
*
* This is a non-visible object that divides the world into
* areas that are seperated when this portal is not activated.
* Usually enclosed in the middle of a door.
*/
void
SP_func_areaportal(edict_t *ent)
{
if (!ent)
{
return;
}
ent->use = Use_Areaportal;
ent->count = 0; /* always start closed; */
}
/* ===================================================== */
void
VelocityForDamage(int damage, vec3_t v)
{
v[0] = 100.0 * crandom();
v[1] = 100.0 * crandom();
v[2] = 200.0 + 100.0 * random();
if (damage < 50)
{
VectorScale(v, 0.7, v);
}
else
{
VectorScale(v, 1.2, v);
}
}
void
ClipGibVelocity(edict_t *ent)
{
if (!ent)
{
return;
}
if (ent->velocity[0] < -300)
{
ent->velocity[0] = -300;
}
else if (ent->velocity[0] > 300)
{
ent->velocity[0] = 300;
}
if (ent->velocity[1] < -300)
{
ent->velocity[1] = -300;
}
else if (ent->velocity[1] > 300)
{
ent->velocity[1] = 300;
}
if (ent->velocity[2] < 200)
{
ent->velocity[2] = 200; /* always some upwards */
}
else if (ent->velocity[2] > 500)
{
ent->velocity[2] = 500;
}
}
void
gib_think(edict_t *self)
{
if (!self)
{
return;
}
self->s.frame++;
self->nextthink = level.time + FRAMETIME;
if (self->s.frame == 10)
{
self->think = G_FreeEdict;
self->nextthink = level.time + 8 + random() * 10;
}
}
void
gib_touch(edict_t *self, edict_t *other /* unused */, cplane_t *plane, csurface_t *surf /* unused */)
{
vec3_t normal_angles, right;
if (!self)
{
return;
}
if (!self->groundentity)
{
return;
}
self->touch = NULL;
if (plane)
{
gi.sound(self, CHAN_VOICE, gi.soundindex("misc/fhit3.wav"), 1, ATTN_NORM, 0);
vectoangles(plane->normal, normal_angles);
AngleVectors(normal_angles, NULL, right, NULL);
vectoangles(right, self->s.angles);
if (self->s.modelindex == sm_meat_index)
{
self->s.frame++;
self->think = gib_think;
self->nextthink = level.time + FRAMETIME;
}
}
}
void
gib_die(edict_t *self, edict_t *inflictor /* unused */, edict_t *attacker /* unused */, int damage /* unused */, vec3_t point /* unused */)
{
if (!self)
{
return;
}
G_FreeEdict(self);
}
void
ThrowGib(edict_t *self, char *gibname, int damage, int type)
{
edict_t *gib;
vec3_t vd;
vec3_t origin;
vec3_t size;
float vscale;
if (!self || !gibname)
{
return;
}
if (gibsthisframe > MAX_GIBS)
{
return;
}
gib = G_SpawnOptional();
if (!gib)
{
return;
}
gibsthisframe++;
VectorScale(self->size, 0.5, size);
VectorAdd(self->absmin, size, origin);
gib->s.origin[0] = origin[0] + crandom() * size[0];
gib->s.origin[1] = origin[1] + crandom() * size[1];
gib->s.origin[2] = origin[2] + crandom() * size[2];
gi.setmodel(gib, gibname);
gib->solid = SOLID_BBOX;
gib->svflags = SVF_DEADMONSTER;
gib->s.effects |= EF_GIB;
gib->flags |= FL_NO_KNOCKBACK;
gib->takedamage = DAMAGE_YES;
gib->die = gib_die;
gib->health = 250;
if (type == GIB_ORGANIC)
{
gib->movetype = MOVETYPE_TOSS;
gib->touch = gib_touch;
vscale = 0.5;
}
else
{
gib->movetype = MOVETYPE_BOUNCE;
vscale = 1.0;
}
VelocityForDamage(damage, vd);
VectorMA(self->velocity, vscale, vd, gib->velocity);
ClipGibVelocity(gib);
gib->avelocity[0] = random() * 600;
gib->avelocity[1] = random() * 600;
gib->avelocity[2] = random() * 600;
gib->think = G_FreeEdict;
gib->nextthink = level.time + 10 + random() * 10;
gib->s.renderfx |= RF_IR_VISIBLE;
gi.linkentity(gib);
}
void
ThrowHead(edict_t *self, char *gibname, int damage, int type)
{
vec3_t vd;
float vscale;
if (!self || !gibname)
{
return;
}
self->s.skinnum = 0;
self->s.frame = 0;
VectorClear(self->mins);
VectorClear(self->maxs);
self->s.modelindex2 = 0;
gi.setmodel(self, gibname);
self->solid = SOLID_BBOX;
self->s.effects |= EF_GIB;
self->s.effects &= ~EF_FLIES;
self->s.sound = 0;
self->flags |= FL_NO_KNOCKBACK;
self->svflags &= ~SVF_MONSTER;
self->takedamage = DAMAGE_YES;
self->targetname = NULL;
self->die = gib_die;
// The entity still has the monsters clipmaks.
// Reset it to MASK_SHOT to be on the save side.
self->clipmask = MASK_SHOT;
if (type == GIB_ORGANIC)
{
self->movetype = MOVETYPE_TOSS;
self->touch = gib_touch;
vscale = 0.5;
}
else
{
self->movetype = MOVETYPE_BOUNCE;
vscale = 1.0;
}
VelocityForDamage(damage, vd);
VectorMA(self->velocity, vscale, vd, self->velocity);
ClipGibVelocity(self);
self->avelocity[YAW] = crandom() * 600;
self->think = G_FreeEdict;
self->nextthink = level.time + 10 + random() * 10;
gi.linkentity(self);
}
void
ThrowClientHead(edict_t *self, int damage)
{
vec3_t vd;
char *gibname;
if (!self)
{
return;
}
if (rand() & 1)
{
gibname = "models/objects/gibs/head2/tris.md2";
self->s.skinnum = 1; /* second skin is player */
}
else
{
gibname = "models/objects/gibs/skull/tris.md2";
self->s.skinnum = 0;
}
self->s.origin[2] += 32;
self->s.frame = 0;
gi.setmodel(self, gibname);
VectorSet(self->mins, -16, -16, 0);
VectorSet(self->maxs, 16, 16, 16);
self->takedamage = DAMAGE_NO;
self->solid = SOLID_BBOX;
self->s.effects = EF_GIB;
self->s.sound = 0;
self->flags |= FL_NO_KNOCKBACK;
// The entity still has the monsters clipmaks.
// Reset it to MASK_SHOT to be on the save side.
self->clipmask = MASK_SHOT;
self->movetype = MOVETYPE_BOUNCE;
VelocityForDamage(damage, vd);
VectorAdd(self->velocity, vd, self->velocity);
if (self->client) /* bodies in the queue don't have a client anymore */
{
self->client->anim_priority = ANIM_DEATH;
self->client->anim_end = self->s.frame;
}
else
{
self->think = NULL;
self->nextthink = 0;
}
gi.linkentity(self);
}
void
debris_die(edict_t *self, edict_t *inflictor /* unused */, edict_t *attacker /* unused */, int damage /* unused */, vec3_t point /* unused */)
{
if (!self)
{
return;
}
G_FreeEdict(self);
}
void
ThrowDebris(edict_t *self, char *modelname, float speed, vec3_t origin)
{
edict_t *chunk;
vec3_t v;
if (!self || !modelname)
{
return;
}
if (debristhisframe > MAX_DEBRIS)
{
return;
}
chunk = G_SpawnOptional();
if (!chunk)
{
return;
}
debristhisframe++;
VectorCopy(origin, chunk->s.origin);
gi.setmodel(chunk, modelname);
v[0] = 100 * crandom();
v[1] = 100 * crandom();
v[2] = 100 + 100 * crandom();
VectorMA(self->velocity, speed, v, chunk->velocity);
chunk->movetype = MOVETYPE_BOUNCE;
chunk->solid = SOLID_NOT;
chunk->avelocity[0] = random() * 600;
chunk->avelocity[1] = random() * 600;
chunk->avelocity[2] = random() * 600;
chunk->think = G_FreeEdict;
chunk->nextthink = level.time + 5 + random() * 5;
chunk->s.frame = 0;
chunk->flags = 0;
chunk->classname = "debris";
chunk->takedamage = DAMAGE_YES;
chunk->die = debris_die;
chunk->health = 250;
gi.linkentity(chunk);
}
void
BecomeExplosion1(edict_t *self)
{
if (!self)
{
return;
}
gi.WriteByte(svc_temp_entity);
gi.WriteByte(TE_EXPLOSION1);
gi.WritePosition(self->s.origin);
gi.multicast(self->s.origin, MULTICAST_PVS);
G_FreeEdict(self);
}
void
BecomeExplosion2(edict_t *self)
{
if (!self)
{
return;
}
gi.WriteByte(svc_temp_entity);
gi.WriteByte(TE_EXPLOSION2);
gi.WritePosition(self->s.origin);
gi.multicast(self->s.origin, MULTICAST_PVS);
G_FreeEdict(self);
}
/*
* QUAKED path_corner (.5 .3 0) (-8 -8 -8) (8 8 8) TELEPORT
*
* Target: next path corner
* Pathtarget: gets used when an entity that has
* this path_corner targeted touches it
*/
void
path_corner_touch(edict_t *self, edict_t *other, cplane_t *plane /* unused */, csurface_t *surf /* unused */)
{
vec3_t v;
edict_t *next;
if (!self || !other)
{
return;
}
if (other->movetarget != self)
{
return;
}
if (other->enemy)
{
return;
}
if (self->pathtarget)
{
char *savetarget;
savetarget = self->target;
self->target = self->pathtarget;
G_UseTargets(self, other);
self->target = savetarget;
}
if (self->target)
{
next = G_PickTarget(self->target);
}
else
{
next = NULL;
}
if ((next) && (next->spawnflags & 1))
{
VectorCopy(next->s.origin, v);
v[2] += next->mins[2];
v[2] -= other->mins[2];
VectorCopy(v, other->s.origin);
next = G_PickTarget(next->target);
other->s.event = EV_OTHER_TELEPORT;
}
other->goalentity = other->movetarget = next;
if (self->wait)
{
other->monsterinfo.pausetime = level.time + self->wait;
other->monsterinfo.stand(other);
return;
}
if (!other->movetarget)
{
other->monsterinfo.pausetime = level.time + 100000000;
other->monsterinfo.stand(other);
}
else
{
VectorSubtract(other->goalentity->s.origin, other->s.origin, v);
other->ideal_yaw = vectoyaw(v);
}
}
void
SP_path_corner(edict_t *self)
{
if (!self)
{
return;
}
if (!self->targetname)
{
gi.dprintf("path_corner with no targetname at %s\n", vtos(
self->s.origin));
G_FreeEdict(self);
return;
}
self->solid = SOLID_TRIGGER;
self->touch = path_corner_touch;
VectorSet(self->mins, -8, -8, -8);
VectorSet(self->maxs, 8, 8, 8);
self->svflags |= SVF_NOCLIENT;
gi.linkentity(self);
}
/*
* QUAKED point_combat (0.5 0.3 0) (-8 -8 -8) (8 8 8) Hold
*
* Makes this the target of a monster and it will head here
* when first activated before going after the activator. If
* hold is selected, it will stay here.
*/
void
point_combat_touch(edict_t *self, edict_t *other, cplane_t *plane /* unused */, csurface_t *surf /* unused */)
{
edict_t *activator;
if (!self || !other)
{
return;
}
if (other->movetarget != self)
{
return;
}
if (self->target)
{
other->target = self->target;
other->goalentity = other->movetarget = G_PickTarget(other->target);
if (!other->goalentity)
{
gi.dprintf("%s at %s target %s does not exist\n", self->classname,
vtos(self->s.origin), self->target);
other->movetarget = self;
}
self->target = NULL;
}
else if ((self->spawnflags & 1) && !(other->flags & (FL_SWIM | FL_FLY)))
{
other->monsterinfo.pausetime = level.time + 100000000;
other->monsterinfo.aiflags |= AI_STAND_GROUND;
other->monsterinfo.stand(other);
}
if (other->movetarget == self)
{
other->target = NULL;
other->movetarget = NULL;
other->goalentity = other->enemy;
other->monsterinfo.aiflags &= ~AI_COMBAT_POINT;
}
if (self->pathtarget)
{
char *savetarget;
savetarget = self->target;
self->target = self->pathtarget;
if (other->enemy && other->enemy->client)
{
activator = other->enemy;
}
else if (other->oldenemy && other->oldenemy->client)
{
activator = other->oldenemy;
}
else if (other->activator && other->activator->client)
{
activator = other->activator;
}
else
{
activator = other;
}
G_UseTargets(self, activator);
self->target = savetarget;
}
}
void
SP_point_combat(edict_t *self)
{
if (!self)
{
return;
}
if (deathmatch->value)
{
G_FreeEdict(self);
return;
}
self->solid = SOLID_TRIGGER;
self->touch = point_combat_touch;
VectorSet(self->mins, -8, -8, -16);
VectorSet(self->maxs, 8, 8, 16);
self->svflags = SVF_NOCLIENT;
gi.linkentity(self);
}
/*
* QUAKED viewthing (0 .5 .8) (-8 -8 -8) (8 8 8)
*
* Just for the debugging level. Don't use
*/
void
TH_viewthing(edict_t *ent)
{
if (!ent)
{
return;
}
ent->s.frame = (ent->s.frame + 1) % 7;
ent->nextthink = level.time + FRAMETIME;
}
void
SP_viewthing(edict_t *ent)
{
if (!ent)
{
return;
}
gi.dprintf("viewthing spawned\n");
ent->movetype = MOVETYPE_NONE;
ent->solid = SOLID_BBOX;
ent->s.renderfx = RF_FRAMELERP;
VectorSet(ent->mins, -16, -16, -24);
VectorSet(ent->maxs, 16, 16, 32);
ent->s.modelindex = gi.modelindex("models/objects/banner/tris.md2");
gi.linkentity(ent);
ent->nextthink = level.time + 0.5;
ent->think = TH_viewthing;
return;
}
/*
* QUAKED info_null (0 0.5 0) (-4 -4 -4) (4 4 4)
*
* Used as a positional target for spotlights, etc.
*/
void
SP_info_null(edict_t *self)
{
if (!self)
{
return;
}
G_FreeEdict(self);
}
/*
* QUAKED info_notnull (0 0.5 0) (-4 -4 -4) (4 4 4)
*
* Used as a positional target for lighting.
*/
void
SP_info_notnull(edict_t *self)
{
if (!self)
{
return;
}
VectorCopy(self->s.origin, self->absmin);
VectorCopy(self->s.origin, self->absmax);
}
#define START_OFF 1
/*
* QUAKED light (0 1 0) (-8 -8 -8) (8 8 8) START_OFF
*
* Non-displayed light.
* Default light value is 300.
* Default style is 0.
* If targeted, will toggle between on and off.
* Default _cone value is 10 (used to set size of light for spotlights)
*/
void
light_use(edict_t *self, edict_t *other /* unused */, edict_t *activator /* unused */)
{
if (!self)
{
return;
}
if (self->spawnflags & START_OFF)
{
gi.configstring(CS_LIGHTS + self->style, "m");
self->spawnflags &= ~START_OFF;
}
else
{
gi.configstring(CS_LIGHTS + self->style, "a");
self->spawnflags |= START_OFF;
}
}
void
SP_light(edict_t *self)
{
if (!self)
{
return;
}
/* no targeted lights in deathmatch, because they cause global messages */
if (!self->targetname || deathmatch->value)
{
G_FreeEdict(self);
return;
}
if (self->style >= 32)
{
self->use = light_use;
if (self->spawnflags & START_OFF)
{
gi.configstring(CS_LIGHTS + self->style, "a");
}
else
{
gi.configstring(CS_LIGHTS + self->style, "m");
}
}
}
/*
* QUAKED func_wall (0 .5 .8) ? TRIGGER_SPAWN TOGGLE START_ON ANIMATED ANIMATED_FAST
*
* This is just a solid wall if not inhibited
* TRIGGER_SPAWN the wall will not be present until triggered
* it will then blink in to existance; it will
* kill anything that was in it's way
*
* TOGGLE only valid for TRIGGER_SPAWN walls
* this allows the wall to be turned on and off
*
* START_ON only valid for TRIGGER_SPAWN walls
* the wall will initially be present
*/
void
func_wall_use(edict_t *self, edict_t *other /* unused */, edict_t *activator /* unused */)
{
if (!self)
{
return;
}
if (self->solid == SOLID_NOT)
{
self->solid = SOLID_BSP;
self->svflags &= ~SVF_NOCLIENT;
KillBox(self);
}
else
{
self->solid = SOLID_NOT;
self->svflags |= SVF_NOCLIENT;
}
gi.linkentity(self);
if (!(self->spawnflags & 2))
{
self->use = NULL;
}
}
void
SP_func_wall(edict_t *self)
{
if (!self)
{
return;
}
self->movetype = MOVETYPE_PUSH;
gi.setmodel(self, self->model);
if (self->spawnflags & 8)
{
self->s.effects |= EF_ANIM_ALL;
}
if (self->spawnflags & 16)
{
self->s.effects |= EF_ANIM_ALLFAST;
}
/* just a wall */
if ((self->spawnflags & 7) == 0)
{
self->solid = SOLID_BSP;
gi.linkentity(self);
return;
}
/* it must be TRIGGER_SPAWN */
if (!(self->spawnflags & 1))
{
self->spawnflags |= 1;
}
/* yell if the spawnflags are odd */
if (self->spawnflags & 4)
{
if (!(self->spawnflags & 2))
{
gi.dprintf("func_wall START_ON without TOGGLE\n");
self->spawnflags |= 2;
}
}
self->use = func_wall_use;
if (self->spawnflags & 4)
{
self->solid = SOLID_BSP;
}
else
{
self->solid = SOLID_NOT;
self->svflags |= SVF_NOCLIENT;
}
gi.linkentity(self);
}
/*
* QUAKED func_object (0 .5 .8) ? TRIGGER_SPAWN ANIMATED ANIMATED_FAST
*
* This is solid bmodel that will fall if it's support it removed.
*/
void
func_object_touch(edict_t *self, edict_t *other, cplane_t *plane, csurface_t *surf /* unused */)
{
if (!self || !other)
{
return;
}
/* only squash thing we fall on top of */
if (plane && plane->normal[2] < 1.0)
{
return;
}
if (other->takedamage == DAMAGE_NO)
{
return;
}
T_Damage(other, self, self, vec3_origin, self->s.origin, vec3_origin,
self->dmg, 1, 0, MOD_CRUSH);
}
void
func_object_release(edict_t *self)
{
if (!self)
{
return;
}
self->movetype = MOVETYPE_TOSS;
self->touch = func_object_touch;
}
void
func_object_use(edict_t *self, edict_t *other /* unused */, edict_t *activator /* unused */)
{
if (!self)
{
return;
}
self->solid = SOLID_BSP;
self->svflags &= ~SVF_NOCLIENT;
self->use = NULL;
KillBox(self);
func_object_release(self);
}
void
SP_func_object(edict_t *self)
{
if (!self)
{
return;
}
gi.setmodel(self, self->model);
self->mins[0] += 1;
self->mins[1] += 1;
self->mins[2] += 1;
self->maxs[0] -= 1;
self->maxs[1] -= 1;
self->maxs[2] -= 1;
if (!self->dmg)
{
self->dmg = 100;
}
if (self->spawnflags == 0)
{
self->solid = SOLID_BSP;
self->movetype = MOVETYPE_PUSH;
self->think = func_object_release;
self->nextthink = level.time + 2 * FRAMETIME;
}
else
{
self->solid = SOLID_NOT;
self->movetype = MOVETYPE_PUSH;
self->use = func_object_use;
self->svflags |= SVF_NOCLIENT;
}
if (self->spawnflags & 2)
{
self->s.effects |= EF_ANIM_ALL;
}
if (self->spawnflags & 4)
{
self->s.effects |= EF_ANIM_ALLFAST;
}
self->clipmask = MASK_MONSTERSOLID;
gi.linkentity(self);
}
/*
* QUAKED func_explosive (0 .5 .8) ? Trigger_Spawn ANIMATED ANIMATED_FAST INACTIVE
*
* Any brush that you want to explode or break apart. If you want an
* ex0plosion, set dmg and it will do a radius explosion of that amount
* at the center of the bursh.
*
* If targeted it will not be shootable.
*
* INACTIVE - specifies that the entity is not explodable until triggered. If you use this you must
* target the entity you want to trigger it. This is the only entity approved to activate it.
*
* health defaults to 100.
*
* mass defaults to 75. This determines how much debris is emitted when