+
+ spd = vlen(self.velocity);
+ spd = bound(
+ spd - MON_CVAR(mage, attack_spike_decel) * frametime,
+ MON_CVAR(mage, attack_spike_speed_max),
+ spd + MON_CVAR(mage, attack_spike_accel) * frametime
+ );
+
+ if (self.enemy != world)
+ if (self.enemy.takedamage != DAMAGE_AIM || self.enemy.deadflag != DEAD_NO)
+ self.enemy = world;
+
+ if (self.enemy != world)
+ {
+ e = self.enemy;
+ eorg = 0.5 * (e.absmin + e.absmax);
+ turnrate = MON_CVAR(mage, attack_spike_turnrate); // how fast to turn
+ desireddir = normalize(eorg - self.origin);
+ olddir = normalize(self.velocity); // get my current direction
+ dist = vlen(eorg - self.origin);
+
+ // Do evasive maneuvers for world objects? ( this should be a cpu hog. :P )
+ if (MON_CVAR(mage, attack_spike_smart) && (dist > MON_CVAR(mage, attack_spike_smart_mindist)))
+ {
+ // Is it a better idea (shorter distance) to trace to the target itself?
+ if ( vlen(self.origin + olddir * self.wait) < dist)
+ traceline(self.origin, self.origin + olddir * self.wait, FALSE, self);
+ else
+ traceline(self.origin, eorg, FALSE, self);
+
+ // Setup adaptive tracelength
+ self.wait = bound(MON_CVAR(mage, attack_spike_smart_trace_min), vlen(self.origin - trace_endpos), self.wait = MON_CVAR(mage, attack_spike_smart_trace_max));
+
+ // Calc how important it is that we turn and add this to the desierd (enemy) dir.
+ desireddir = normalize(((trace_plane_normal * (1 - trace_fraction)) + (desireddir * trace_fraction)) * 0.5);
+ }
+
+ newdir = normalize(olddir + desireddir * turnrate); // take the average of the 2 directions; not the best method but simple & easy
+ self.velocity = newdir * spd; // make me fly in the new direction at my flight speed
+ }