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g_turret_new.c
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g_turret_new.c
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// g_turret.c
#include "g_local.h"
#define SF_TURRETDRIVER_REMOTE_DRIVER 1
#define SF_TURRET_PLAYER_CONTROLLABLE 1
#define SF_TURRET_TRIGGER_SPAWN 2
#define SF_TURRET_TRACKING 4
#define SF_TURRET_GOODGUY 8
#define SF_TURRET_INACTIVE 16
#define SF_TURRET_MD2 32
//CW++
#define FL_TURRET_DOUBLE 0x00000001
#define FL_TURRET_DOUBLE_ALT 0x00000002
#define FL_TURRET_DOUBLE_ALT_FIRING 0x00000004
//CW--
void NoAmmoWeaponChange (edict_t *ent);
#define TURRET_GRENADE_SPEED 800
// DWH - Added TurretTarget to scan the player's view for a damageable target.
// Used with homing rockets
edict_t *TurretTarget(edict_t *self)
{
float bd, d;
int i;
edict_t *who, *best;
trace_t tr;
vec3_t dir, end, forward, right, up, start;
AngleVectors(self->s.angles, forward, right, up);
VectorMA(self->s.origin, self->move_origin[0], forward, start);
VectorMA(start, self->move_origin[1], right, start);
VectorMA(start, self->move_origin[2], up, start);
VectorMA(start, 8192, forward, end);
/* Check for aiming directly at a damageable entity */
tr = gi.trace(start, NULL, NULL, end, self, MASK_SHOT);
if ((tr.ent->takedamage != DAMAGE_NO) && (tr.ent->solid != SOLID_NOT))
return tr.ent;
/* Check for damageable entity within a tolerance of view angle */
bd = 0;
best = NULL;
for (i=1, who=g_edicts+1; i<globals.num_edicts; i++, who++) {
if (!who->inuse)
continue;
if (who->takedamage == DAMAGE_NO)
continue;
if (who->solid == SOLID_NOT)
continue;
VectorMA(who->absmin,0.5,who->size,end);
tr = gi.trace (start, vec3_origin, vec3_origin, end, self, MASK_OPAQUE);
if(tr.fraction < 1.0)
continue;
VectorSubtract(end, self->s.origin, dir);
VectorNormalize(dir);
d = DotProduct(forward, dir);
if (d > bd) {
bd = d;
best = who;
}
}
if (bd > 0.90)
return best;
return NULL;
}
// end DWH
void turret_blocked(edict_t *self, edict_t *other)
{
edict_t *attacker;
edict_t *ent;
edict_t *master;
if (other == world) {
// world brush - stop
self->avelocity[YAW] = 0;
if (self->team) {
for (ent = self->teammaster; ent; ent = ent->teamchain)
ent->avelocity[YAW] = 0;
}
if(self->owner)
self->owner->avelocity[YAW] = 0;
gi.linkentity(self);
}
if (other->takedamage)
{
vec3_t dir;
VectorSubtract(other->s.origin,self->s.origin,dir);
VectorNormalize(dir);
if (self->teammaster)
master = self->teammaster;
else
master = self;
if (self->teammaster) {
if (self->teammaster->owner)
attacker = self->teammaster->owner;
else
attacker = self->teammaster;
} else if(self->owner) {
attacker = self->owner;
} else {
attacker = self;
}
// give a big kickback to help prevent getting stuck
T_Damage (other, self, attacker, dir, other->s.origin, vec3_origin, master->dmg, 50, 0, MOD_CRUSH);
}
if (!(other->svflags & SVF_MONSTER) && (!other->client))
{
T_Damage (other, self, self, vec3_origin, other->s.origin, vec3_origin, 100000, 1, 0, MOD_CRUSH);
if (other)
BecomeExplosion1 (other);
return;
}
}
//CW++
void hrocket_turret_fire(edict_t *self, edict_t *owner, vec3_t start, vec3_t dir, vec3_t start2, vec3_t dir2, int damage, int speed, float damage_radius, int radius_damage, edict_t *home_target)
{
if (self->moreflags & FL_TURRET_DOUBLE)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT_FIRING)
{
fire_rocket(owner, start2, dir2, damage, speed, 150, damage, home_target);
self->moreflags &= ~FL_TURRET_DOUBLE_ALT_FIRING;
}
else
{
fire_rocket(owner, start, dir, damage, speed, 150, damage, home_target);
self->moreflags |= FL_TURRET_DOUBLE_ALT_FIRING;
}
}
else
{
fire_rocket(owner, start, dir, damage, speed, 150, damage, home_target);
fire_rocket(owner, start2, dir2, damage, speed, 150, damage, home_target);
}
}
else
fire_rocket(owner, start, dir, damage, speed, 150, damage, home_target);
}
//CW--
void turret_breach_fire (edict_t *self)
{
edict_t *owner;
vec3_t forward, right, up;
vec3_t start;
int damage;
int speed;
//CW++
vec3_t forward2, right2, up2;
vec3_t start2;
//CW--
AngleVectors (self->s.angles, forward, right, up);
VectorMA (self->s.origin, self->move_origin[0], forward, start);
VectorMA (start, self->move_origin[1], right, start);
VectorMA (start, self->move_origin[2], up, start);
//CW++
if (self->moreflags & FL_TURRET_DOUBLE)
{
AngleVectors(self->s.angles, forward2, right2, up2);
VectorMA(self->s.origin, self->muzzle2[0], forward2, start2);
VectorMA(start2, self->muzzle2[1], right2, start2);
VectorMA(start2, self->muzzle2[2], up2, start2);
}
//CW--
speed = 550 + 50 * skill->value;
// DWH: automated turrets have no driver, so use self
if(self->owner && !(self->owner->spawnflags & SF_TURRETDRIVER_REMOTE_DRIVER))
owner = self->owner;
else
owner = self;
/*
ed - self->teammaster->owner causes quake 2 to crash when the player uses BUTTON_SHOOT
its been changed to self->owner incase anything weird happens.
*/
//FIXME : only use the normal damages if self->owner (turret_driver) doesn't have one
if(self->delay < level.time)
{
switch (self->sounds)
{
case 1: // railgun
{
damage = 150; //CWFIXME use self->mass
//CW++
if (self->moreflags & FL_TURRET_DOUBLE)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT_FIRING)
{
fire_rail(owner, start2, forward2, damage, 0);
self->moreflags &= ~FL_TURRET_DOUBLE_ALT_FIRING;
}
else
{
fire_rail(owner, start, forward, damage, 0);
self->moreflags |= FL_TURRET_DOUBLE_ALT_FIRING;
}
}
else
{
fire_rail(owner, start, forward, damage, 0);
fire_rail(owner, start2, forward2, damage, 0);
}
}
else
//CW--
fire_rail(owner, start, forward, damage, 0);
gi.positioned_sound(start, self, CHAN_WEAPON, gi.soundindex("weapons/railgf1a.wav"), 1, ATTN_NORM, 0);
//ed - muzzleflash ? on a turret ? Yeah baby
gi.WriteByte (svc_muzzleflash);
gi.WriteShort (self-g_edicts);
gi.WriteByte (MZ_RAILGUN);
gi.multicast (start, MULTICAST_PVS);
self->delay = level.time + self->wait;
break;
}
case 2: // rocket
{
damage = 100 + random() * 50;
//CW++
if (self->moreflags & FL_TURRET_DOUBLE)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT_FIRING)
{
fire_rocket(owner, start2, forward2, damage, speed, 150, damage, NULL);
self->moreflags &= ~FL_TURRET_DOUBLE_ALT_FIRING;
}
else
{
fire_rocket(owner, start, forward, damage, speed, 150, damage, NULL);
self->moreflags |= FL_TURRET_DOUBLE_ALT_FIRING;
}
}
else
{
fire_rocket(owner, start, forward, damage, speed, 150, damage, NULL);
fire_rocket(owner, start2, forward2, damage, speed, 150, damage, NULL);
}
}
else
//CW--
fire_rocket(owner, start, forward, damage, speed, 150, damage, NULL);
gi.positioned_sound(start, self, CHAN_WEAPON, gi.soundindex("weapons/rocklf1a.wav"), 1, ATTN_NORM, 0);
self->delay = level.time + self->wait;
break;
}
case 3: // BFG
{
damage = 500;
//CW++
if (self->moreflags & FL_TURRET_DOUBLE)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT_FIRING)
{
fire_bfg(owner, start2, forward2, damage, speed, 1000);
self->moreflags &= ~FL_TURRET_DOUBLE_ALT_FIRING;
}
else
{
fire_bfg(owner, start, forward, damage, speed, 1000);
self->moreflags |= FL_TURRET_DOUBLE_ALT_FIRING;
}
}
else
{
fire_bfg(owner, start, forward, damage, speed, 1000);
fire_bfg(owner, start2, forward2, damage, speed, 1000);
}
}
else
//CW--
fire_bfg(owner, start, forward, damage, speed, 1000);
gi.positioned_sound (start, self, CHAN_WEAPON, gi.soundindex("weapons/laser2.wav"), 1, ATTN_NORM, 0);
self->delay = level.time + self->wait;
break;
}
case 4: // Homing rockets
{
damage = 100 + random() * 50;
if (owner->target_ent == self || owner == self)
{
// monster-controlled or automated turret
//fire_rocket(owner, start, forward, damage, speed, 150, damage, owner->enemy); //CW
hrocket_turret_fire(self, owner, start, forward, start2, forward2, damage, speed, 150, damage, owner->enemy); //CW
}
else if (self->spawnflags & SF_TURRET_PLAYER_CONTROLLABLE)
{
// what is player aiming at?
edict_t *target;
target = TurretTarget(self);
//fire_rocket (owner, start, forward, damage, speed, 150, damage, target); //CW
hrocket_turret_fire(self, owner, start, forward, start2, forward2, damage, speed, 150, damage, target); //CW
}
else
{
// shouldn't be possible to get here
//fire_rocket (owner, start, forward, damage, speed, 150, damage, NULL); //CW
hrocket_turret_fire(self, owner, start, forward, start2, forward2, damage, speed, 150, damage, NULL); //CW
}
gi.positioned_sound(start, self, CHAN_WEAPON, gi.soundindex("weapons/rocklf1a.wav"), 1, ATTN_NORM, 0);
self->delay = level.time + self->wait;
break;
}
case 5: // Machinegun
{
// "wait" = damage for machinegun - default = 2
//CW++
if (self->moreflags & FL_TURRET_DOUBLE)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT_FIRING)
{
fire_bullet(owner, start2, forward2, self->wait, 4, DEFAULT_BULLET_HSPREAD, DEFAULT_BULLET_VSPREAD, MOD_MACHINEGUN);
self->moreflags &= ~FL_TURRET_DOUBLE_ALT_FIRING;
}
else
{
fire_bullet(owner, start, forward, self->wait, 4, DEFAULT_BULLET_HSPREAD, DEFAULT_BULLET_VSPREAD, MOD_MACHINEGUN);
self->moreflags |= FL_TURRET_DOUBLE_ALT_FIRING;
}
}
else
{
fire_bullet(owner, start, forward, self->wait, 4, DEFAULT_BULLET_HSPREAD, DEFAULT_BULLET_VSPREAD, MOD_MACHINEGUN);
fire_bullet(owner, start2, forward2, self->wait, 4, DEFAULT_BULLET_HSPREAD, DEFAULT_BULLET_VSPREAD, MOD_MACHINEGUN);
}
}
else
//CW--
fire_bullet(owner, start, forward, self->wait, 4, DEFAULT_BULLET_HSPREAD, DEFAULT_BULLET_VSPREAD, MOD_MACHINEGUN);
gi.WriteByte (svc_muzzleflash);
gi.WriteShort (self-g_edicts);
gi.WriteByte (MZ_MACHINEGUN);
gi.multicast (start, MULTICAST_PVS);
self->delay = level.time; // No delay on machinegun
break;
}
case 6: // Hyperblaster
{
//CW++
if (self->moreflags & FL_TURRET_DOUBLE)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT_FIRING)
{
fire_blaster(owner, start2, forward2, self->wait, 1000, EF_HYPERBLASTER, true);
self->moreflags &= ~FL_TURRET_DOUBLE_ALT_FIRING;
}
else
{
fire_blaster(owner, start, forward, self->wait, 1000, EF_HYPERBLASTER, true);
self->moreflags |= FL_TURRET_DOUBLE_ALT_FIRING;
}
}
else
{
fire_blaster(owner, start, forward, self->wait, 1000, EF_HYPERBLASTER, true);
fire_blaster(owner, start2, forward2, self->wait, 1000, 0, true);
}
}
else
//CW--
fire_blaster(owner, start, forward, self->wait, 1000, EF_HYPERBLASTER, true);
gi.positioned_sound(start,self,CHAN_WEAPON,gi.soundindex("weapons/hyprbf1a.wav"),1,ATTN_NORM,0);
self->delay = level.time; // No delay
break;
}
case 7: // Grenade launcher
{
//CW++
if (self->moreflags & FL_TURRET_DOUBLE)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT_FIRING)
{
fire_grenade (owner, start2, forward2, 50, self->fog_far, 2.5, 90);
self->moreflags &= ~FL_TURRET_DOUBLE_ALT_FIRING;
}
else
{
fire_grenade (owner, start, forward, 50, self->fog_far, 2.5, 90);
self->moreflags |= FL_TURRET_DOUBLE_ALT_FIRING;
}
}
else
{
fire_grenade (owner, start, forward, 50, self->fog_far, 2.5, 90);
fire_grenade (owner, start2, forward2, 50, self->fog_far, 2.5, 90);
}
}
else
//CW--
fire_grenade (owner, start, forward, 50, self->fog_far, 2.5, 90);
gi.WriteByte (svc_muzzleflash2);
gi.WriteShort (self - g_edicts);
gi.WriteByte (MZ2_GUNNER_GRENADE_1);
gi.multicast (start, MULTICAST_PVS);
self->delay = level.time + self->wait;
break;
}
default:
{
damage = 100;
//CW++
if (self->moreflags & FL_TURRET_DOUBLE)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT)
{
if (self->moreflags & FL_TURRET_DOUBLE_ALT_FIRING)
{
fire_rocket(owner, start2, forward2, damage, speed, 150, damage, NULL);
self->moreflags &= ~FL_TURRET_DOUBLE_ALT_FIRING;
}
else
{
fire_rocket(owner, start, forward, damage, speed, 150, damage, NULL);
self->moreflags |= FL_TURRET_DOUBLE_ALT_FIRING;
}
}
else
{
fire_rocket(owner, start, forward, damage, speed, 150, damage, NULL);
fire_rocket(owner, start2, forward2, damage, speed, 150, damage, NULL);
}
}
else
//CW--
fire_rocket(owner, start, forward, damage, speed, 150, damage, NULL);
gi.positioned_sound (start, self, CHAN_WEAPON, gi.soundindex("weapons/rocklf1a.wav"), 1, ATTN_NORM, 0);
self->delay = level.time + self->wait;
break;
}
}
}
}
void turret_disengage (edict_t *self)
{
int i;
edict_t *ent;
vec3_t forward;
// level the gun
self->move_angles[0] = 0;
ent = self->owner;
//ed - to keep remove tracking of the entity
ent->turret = NULL;
// throw them back from turret
AngleVectors(self->s.angles, forward, NULL, NULL);
VectorScale(forward, -300, forward);
forward[2] = forward[2] + 150;
if (forward[2] < 80)
forward[2] = 80;
for (i=0; i<3; i++)
ent->velocity[i] = forward[i];
ent->s.origin[2] = ent->s.origin[2] + 1;
ent->movetype = MOVETYPE_WALK;
ent->gravity = 1;
ent->flags &= ~FL_TURRET_OWNER;
// turn ON client side prediction for this player
ent->client->ps.pmove.pm_flags &= ~PMF_NO_PREDICTION;
gi.linkentity (ent);
self->owner = NULL;
}
void turret_turn (edict_t *self)
{
vec3_t current_angles;
vec3_t delta;
qboolean yaw_restrict;
VectorCopy (self->s.angles, current_angles);
AnglesNormalize(current_angles);
if(self->viewer && self->viewer->client)
{
gclient_t *client = self->viewer->client;
if( (client->old_owner_angles[0] != client->ucmd.angles[0]) ||
(client->old_owner_angles[1] != client->ucmd.angles[1]) )
{
// Give game a bit of time to catch up after player
// causes ucmd pitch angle to roll over... otherwise
// we'll hit on the above test even though player
// hasn't hit +lookup/+lookdown
float delta;
delta = level.time - self->touch_debounce_time;
if( delta < 0 || delta > 1.0)
{
float delta_angle;
float fastest = self->speed * FRAMETIME;
delta_angle = SHORT2ANGLE(client->ucmd.angles[0]-client->old_owner_angles[0]);
if(delta_angle < -180)
delta_angle += 360;
if(delta_angle > 180)
delta_angle -= 360;
if(delta_angle > fastest)
delta_angle = fastest;
if(delta_angle < -fastest)
delta_angle = -fastest;
self->move_angles[0] += delta_angle;
delta_angle = SHORT2ANGLE(client->ucmd.angles[1]-client->old_owner_angles[1]);
if(delta_angle < -180)
delta_angle += 360;
if(delta_angle > 180)
delta_angle -= 360;
if(delta_angle > fastest)
delta_angle = fastest;
if(delta_angle < -fastest)
delta_angle = -fastest;
self->move_angles[1] += delta_angle;
client->old_owner_angles[0] = client->ucmd.angles[0];
client->old_owner_angles[1] = client->ucmd.angles[1];
}
self->touch_debounce_time = level.time + 5.0;
}
}
//=======
AnglesNormalize(self->move_angles);
// clamp angles to mins & maxs
if (self->move_angles[PITCH] > self->pos1[PITCH])
self->move_angles[PITCH] = self->pos1[PITCH];
else if (self->move_angles[PITCH] < self->pos2[PITCH])
self->move_angles[PITCH] = self->pos2[PITCH];
// Lazarus: Special case - if there are no constraints on YAW, don't
// adjust angle
if (self->pos1[YAW] != 0 || self->pos2[YAW] != 360)
yaw_restrict = true;
else
yaw_restrict = false;
if ( yaw_restrict ) {
float yaw_range;
float yaw_base;
yaw_range = self->pos2[YAW] - self->pos1[YAW];
if(yaw_range < 0)
yaw_range += 360;
yaw_base = self->move_angles[YAW] - self->pos1[YAW];
if(yaw_base < 0)
yaw_base += 360;
if (yaw_base > yaw_range)
{
float dmin, dmax;
dmin = fabs(self->pos1[YAW] - self->move_angles[YAW]);
if (dmin < 0 )
dmin += 360;
else if (dmin > 360)
dmin -= 360;
dmax = fabs(self->pos2[YAW] - self->move_angles[YAW]);
if (dmax < 0)
dmax += 360;
else if (dmax > 360)
dmax -= 360;
if (fabs(dmin) < fabs(dmax))
self->move_angles[YAW] = self->pos1[YAW];
else
self->move_angles[YAW] = self->pos2[YAW];
}
}
VectorSubtract (self->move_angles, current_angles, delta);
if (delta[0] < -180)
delta[0] += 360;
else if (delta[0] > 180)
delta[0] -= 360;
if (delta[1] < -180)
delta[1] += 360;
else if (delta[1] > 180)
delta[1] -= 360;
delta[2] = 0;
// gi.dprintf("move=%g, current=%g, delta=%g, pos1=%g, pos2=%g\n",
// self->move_angles[PITCH],current_angles[PITCH],delta[PITCH],self->pos1[PITCH],self->pos2[PITCH]);
VectorScale (delta, 1.0/FRAMETIME, delta);
if (delta[0] > self->speed)
delta[0] = self->speed;
if (delta[0] < -self->speed)
delta[0] = -self->speed;
if (delta[1] > self->speed)
delta[1] = self->speed;
if (delta[1] < -self->speed)
delta[1] = -self->speed;
VectorCopy (delta, self->avelocity);
if (self->team) {
edict_t *ent;
for (ent = self->teammaster; ent; ent = ent->teamchain)
{
ent->avelocity[1] = self->avelocity[1];
if(ent->solid == SOLID_NOT)
ent->avelocity[0] = self->avelocity[0];
}
}
}
void turret_breach_think (edict_t *self)
{
edict_t *ent;
edict_t *victim;
trace_t tr;
vec3_t dir, angles;
vec3_t target;
qboolean remote_monster;
qboolean yaw_restrict;
float yaw_r, yaw_0;
int i;
turret_turn(self);
yaw_r = self->pos2[YAW] - self->pos1[YAW];
if(yaw_r < 0)
yaw_r += 360;
if (self->pos1[YAW] != 0 || self->pos2[YAW] != 360)
yaw_restrict = true;
else
yaw_restrict = false;
self->nextthink = level.time + FRAMETIME;
if(self->deadflag == DEAD_DEAD) return;
if ( (self->owner) && (self->owner->target_ent == self) &&
(self->owner->spawnflags & SF_TURRETDRIVER_REMOTE_DRIVER))
remote_monster = true;
else
remote_monster = false;
if (self->owner || self->viewer) {
if( !(self->spawnflags & SF_TURRET_MD2))
{
self->s.effects &= ~EF_ANIM23;
self->s.effects |= EF_ANIM01;
}
self->do_not_rotate = true;
} else {
if( !(self->spawnflags & SF_TURRET_MD2))
{
self->s.effects &= ~EF_ANIM01;
self->s.effects |= EF_ANIM23;
}
self->do_not_rotate = false;
}
if (self->team) {
for (ent = self->teammaster; ent; ent = ent->teamchain) {
if(ent != self->owner)
{
if(ent->solid != SOLID_NOT)
ent->s.effects = self->s.effects;
ent->do_not_rotate = self->do_not_rotate;
}
}
}
// if we have a driver, adjust his velocities
if (self->owner && !remote_monster)
{
if (self->owner->target_ent == self)
{
float angle;
float diff;
float target_z;
vec3_t dir;
// angular is easy, just copy ours
self->owner->avelocity[0] = self->avelocity[0];
self->owner->avelocity[1] = self->avelocity[1];
// x & y
angle = self->s.angles[1] + self->owner->move_origin[1];
angle *= (M_PI*2 / 360);
target[0] = SnapToEights(self->s.origin[0] + cos(angle) * self->owner->move_origin[0]);
target[1] = SnapToEights(self->s.origin[1] + sin(angle) * self->owner->move_origin[0]);
target[2] = self->owner->s.origin[2];
VectorSubtract (target, self->owner->s.origin, dir);
self->owner->velocity[0] = dir[0] * 1.0 / FRAMETIME;
self->owner->velocity[1] = dir[1] * 1.0 / FRAMETIME;
// z
angle = self->s.angles[PITCH] * (M_PI*2 / 360);
target_z = SnapToEights(self->s.origin[2] + self->owner->move_origin[0] * tan(angle) + self->owner->move_origin[2]);
diff = target_z - self->owner->s.origin[2];
self->owner->velocity[2] = diff * 1.0 / FRAMETIME;
if (self->spawnflags & 65536)
{
turret_breach_fire (self);
self->spawnflags &= ~65536;
}
return;
}
else if(self->spawnflags & SF_TURRET_PLAYER_CONTROLLABLE)
{ // a player is controlling the turret, move towards view angles
vec3_t target, forward;
for (i=0; i<3; i++)
self->move_angles[i] = self->owner->client->v_angle[i];
// FIXME: do a tracebox from up and behind towards the turret, to try and keep them from
// getting stuck inside the rotating turret
// x & y
AngleVectors(self->s.angles, forward, NULL, NULL);
VectorScale(forward, 32, forward);
VectorSubtract(self->s.origin, forward, target);
VectorAdd(target, tv(0,0,8), self->owner->s.origin);
gi.linkentity(self->owner);
if (self->owner->client->ps.pmove.velocity[2] > 15)
turret_disengage(self);
}
}
else if((self->spawnflags & SF_TURRET_PLAYER_CONTROLLABLE) && !remote_monster)
{ // check if a player has mounted the turret
int i;
edict_t *ent;
vec3_t target, forward;
vec3_t dir;
// find a player
ent = &g_edicts[0];
ent++;
for (i=0 ; i<maxclients->value ; i++, ent++)
{
if (!ent->inuse)
continue;
if (ent->solid == SOLID_NOT)
continue;
// determine distance from turret seat location
// x & y
AngleVectors(self->s.angles, forward, NULL, NULL);
VectorScale(forward, 32, forward);
VectorSubtract(self->s.origin, forward, target);
VectorSubtract (target, ent->s.origin, dir);
if (fabs(dir[2]) < 64)
dir[2] = 0;
if (VectorLength(dir) < 16)
{ // player has taken control of turret
self->owner = ent;
ent->movetype = MOVETYPE_PUSH; // don't let them move, or they'll get stuck
ent->gravity = 0;
//ed - to keep track of the entity
ent->turret = self;
// turn off client side prediction for this player
ent->client->ps.pmove.pm_flags |= PMF_NO_PREDICTION;
gi.linkentity(ent);
//ed - set the flag on the client so that when they shoot the
// turret shoots instead of "using" it
ent->flags |= FL_TURRET_OWNER;
}
}
}
if ((self->spawnflags & SF_TURRET_TRACKING) && ((!self->owner) || remote_monster)) {
// TRACK - automated turret
float reaction_time;
vec3_t f, forward, right, up, start, t_start;
edict_t *gomer;
float best_dist = 8192;
float dist;
if(self->viewer && level.time < self->touch_debounce_time)
return;
AngleVectors(self->s.angles, forward, right, up);
VectorMA(self->s.origin,self->move_origin[0],forward,start);
VectorMA(start, self->move_origin[1],right, start);
VectorMA(start, self->move_origin[2],up, start);
self->oldenemy = self->enemy;
if(self->enemy) {
// check that current enemy is valid. if so, find
// distance. don't switch enemies unless another
// monster is at least 100 units closer to the camera
if(self->enemy->inuse) {
if((self->enemy->health > self->enemy->gib_health) &&
!(self->enemy->svflags & SVF_NOCLIENT) &&
!(self->enemy->flags & FL_NOTARGET) ) {
if(gi.inPVS(self->s.origin,self->enemy->s.origin)) {
VectorMA(self->enemy->absmin,0.5,self->enemy->size,target);
VectorSubtract(target,self->s.origin,dir);
vectoangles(dir,angles);
AnglesNormalize(angles);
if ( yaw_restrict )
{
yaw_0 = angles[YAW] - self->pos1[YAW];
if(yaw_0 < 0)
yaw_0 += 360;
}
if( (angles[PITCH] > self->pos1[PITCH]) || (angles[PITCH] < self->pos2[PITCH]) ||
( yaw_restrict && (yaw_0 > yaw_r) ) ) {
self->enemy = NULL;
} else {
VectorCopy(self->s.origin,t_start);
VectorCopy(dir,f);
VectorNormalize(f);
VectorMA(t_start,self->teammaster->base_radius,f,t_start);
tr = gi.trace(t_start,vec3_origin,vec3_origin,target,self,MASK_SHOT);
if(tr.ent == self->enemy) {
VectorSubtract(target,self->s.origin,dir);
best_dist = VectorLength(dir) - 100;
} else
self->enemy = NULL;
}
} else {
self->enemy = NULL;
}
} else
self->enemy = NULL;
} else
self->enemy = NULL;
}
// for GOODGUY weapon-firing turrets, if current enemy is a player or GOODGUY monster,
// reset best_dist so that bad monsters will be selected if found, regardless of distance.
if( (self->enemy) && (self->sounds >= 0) && (self->spawnflags & SF_TURRET_GOODGUY)) {
if((self->enemy->client) || (self->enemy->monsterinfo.aiflags & AI_GOOD_GUY))
best_dist = 8192;
}
// hunt for monster
if(!remote_monster) {
for(i=maxclients->value+1; i<globals.num_edicts; i++) {
gomer = g_edicts + i;
if(gomer == self->enemy) continue; // no need to re-check this guy
if(!gomer->inuse) continue;
if(!(gomer->svflags & SVF_MONSTER)) continue;
if(gomer->health < gomer->gib_health) continue;
if(gomer->svflags & SVF_NOCLIENT) continue;
if(!gi.inPVS(self->s.origin,gomer->s.origin)) continue;
VectorMA(gomer->absmin,0.5,gomer->size,target);
VectorCopy(self->s.origin,t_start);
VectorSubtract(target,self->s.origin,dir);
VectorCopy(dir,f);
VectorNormalize(f);
VectorMA(t_start,self->teammaster->base_radius,f,t_start);
tr = gi.trace(t_start,vec3_origin,vec3_origin,target,self,MASK_SHOT);
if(tr.ent == gomer) {
vectoangles(dir,angles);
AnglesNormalize(angles);
if ( yaw_restrict )
{
yaw_0 = angles[YAW] - self->pos1[YAW];
if(yaw_0 < 0)
yaw_0 += 360;
}
if( (angles[PITCH] <= self->pos1[PITCH]) && (angles[PITCH] >= self->pos2[PITCH]) &&
( !yaw_restrict || (yaw_0 <= yaw_r) )
) {
dist = VectorLength(dir);
if(dist < best_dist) {
self->enemy = gomer;
best_dist = dist;
}
}
}
}
}
// for weapon-firing turrets, if GOODGUY is set and we already have an enemy, we're
// done.
if( (self->sounds >= 0) && (self->spawnflags & SF_TURRET_GOODGUY) && self->enemy)
goto good_enemy;
// for non-GOODGUY weapon-firing turrets, reset best_dist so that players will
// ALWAYS be selected if found
if( (self->sounds >= 0) && !(self->spawnflags & SF_TURRET_GOODGUY))
best_dist = 8192;
// hunt for closest player - hunt ALL entities since
// we want to view fake players using camera
for(i=1; i<globals.num_edicts; i++) {
gomer = g_edicts + i;
if(!gomer->inuse) continue;
if(!gomer->client) continue;
if(gomer->svflags & SVF_NOCLIENT) continue;
if(gomer->health < gomer->gib_health) continue;
if(gomer->flags & FL_NOTARGET) continue;
if(!gi.inPVS(self->s.origin,gomer->s.origin)) continue;
VectorMA(gomer->absmin,0.5,gomer->size,target);
VectorCopy(self->s.origin,t_start);
VectorSubtract(target,self->s.origin,dir);
VectorCopy(dir,f);
VectorNormalize(f);
VectorMA(t_start,self->teammaster->base_radius,f,t_start);
tr = gi.trace(t_start,vec3_origin,vec3_origin,target,self,MASK_SHOT);
if(tr.ent == gomer) {
vectoangles(dir,angles);
AnglesNormalize(angles);
if ( yaw_restrict )
{
yaw_0 = angles[YAW] - self->pos1[YAW];
if(yaw_0 < 0)
yaw_0 += 360;
}
if( (angles[PITCH] <= self->pos1[PITCH]) && (angles[PITCH] >= self->pos2[PITCH]) &&
( !yaw_restrict || (yaw_0 <= yaw_r) ) ) {
dist = VectorLength(dir);
if(dist < best_dist) {
self->enemy = gomer;
best_dist = dist;
}
}
}
}
good_enemy:
if(self->enemy)
{
if(self->enemy != self->oldenemy) {
self->monsterinfo.trail_time = level.time;
self->monsterinfo.aiflags &= ~AI_LOST_SIGHT;
}
VectorCopy (self->enemy->s.origin, target);
if(self->enemy->deadflag)
target[2] -= 16;
if(skill->value >= 2)
{
VectorMA(target,FRAMETIME,self->enemy->velocity,target);
/* May add some variant of this for skill 3 later. For now, the following is virtually
indistinguishable from skill 2 for most normal setups. Trouble is, it is sometimes
EASIER than skill 2.
if(skill->value > 2)
{
float t;
VectorSubtract(target,self->s.origin,dir);
VectorNormalize(dir);