mirror of
https://github.com/nzp-team/fteqw.git
synced 2024-11-27 22:22:01 +00:00
823 lines
15 KiB
C++
823 lines
15 KiB
C++
void() movetarget_f;
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void() t_movetarget;
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void() knight_walk1;
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void() knight_bow6;
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void() knight_bow1;
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void() walkmonster_start;
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void(entity etemp, entity stemp, entity stemp, float dmg) T_Damage;
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/*
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.enemy
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Will be world if not currently angry at anyone.
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.movetarget
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The next path spot to walk toward. If .enemy, ignore .movetarget.
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When an enemy is killed, the monster will try to return to it's path.
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.huntt_ime
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Set to time + something when the player is in sight, but movement straight for
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him is blocked. This causes the monster to use wall following code for
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movement direction instead of sighting on the player.
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.ideal_yaw
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A yaw angle of the intended direction, which will be turned towards at up
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to 45 deg / state. If the enemy is in view and hunt_time is not active,
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this will be the exact line towards the enemy.
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.pausetime
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A monster will leave it's stand state and head towards it's .movetarget when
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time > .pausetime.
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walkmove(angle, speed) primitive is all or nothing
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*/
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//
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// globals
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//
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//float current_yaw;
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//
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// when a monster becomes angry at a player, that monster will be used
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// as the sight target the next frame so that monsters near that one
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// will wake up even if they wouldn't have noticed the player
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//
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entity sight_entity;
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float sight_entity_time;
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float(float v) anglemod =
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{
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while (v >= 360)
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v = v - 360;
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while (v < 0)
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v = v + 360;
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return v;
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};
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/*
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==============================================================================
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MOVETARGET CODE
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The angle of the movetarget effects standing and bowing direction, but has no effect on movement, which allways heads to the next target.
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targetname
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must be present. The name of this movetarget.
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target
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the next spot to move to. If not present, stop here for good.
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pausetime
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The number of seconds to spend standing or bowing for path_stand or path_bow
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==============================================================================
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*/
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void() movetarget_f =
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{
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if (!self.targetname)
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objerror ("monster_movetarget: no targetname");
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self.solid = SOLID_TRIGGER;
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self.touch = t_movetarget;
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setsize (self, '-8 -8 -8', '8 8 8');
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};
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void() path_corner =
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{
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movetarget_f ();
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};
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/*
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=============
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t_movetarget
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Something has bumped into a movetarget. If it is a monster
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moving towards it, change the next destination and continue.
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==============
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*/
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void() t_movetarget =
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{
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local entity temp;
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if (other.movetarget != self)
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return;
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if (other.enemy)
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return; // fighting, not following a path
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temp = self;
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self = other;
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other = temp;
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if (self.classname == "monster_ogre")
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sound (self, CHAN_VOICE, "ogre/ogdrag.wav", 1, ATTN_IDLE);// play chainsaw drag sound
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//dprint ("t_movetarget\n");
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self.goalentity = self.movetarget = find (world, targetname, other.target);
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self.ideal_yaw = vectoyaw(self.goalentity.origin - self.origin);
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if (!self.movetarget)
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{
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self.pausetime = time + 999999;
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self.th_stand ();
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return;
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}
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};
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//============================================================================
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/*
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=============
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range
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returns the range catagorization of an entity reletive to self
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0 melee range, will become hostile even if back is turned
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1 visibility and infront, or visibility and show hostile
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2 infront and show hostile
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3 only triggered by damage
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=============
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*/
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float(entity targ) range =
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{
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local vector spot1, spot2;
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local float r;
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spot1 = self.origin + self.view_ofs;
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spot2 = targ.origin + targ.view_ofs;
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r = vlen (spot1 - spot2);
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if (r < 80)
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return RANGE_MELEE;
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if (r < 500)
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return RANGE_NEAR;
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if (r < 1000)
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return RANGE_MID;
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return RANGE_FAR;
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};
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/*
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=============
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visible
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returns 1 if the entity is visible to self, even if not infront ()
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=============
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*/
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float (entity targ) visible =
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{
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local vector spot1, spot2;
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spot1 = self.origin + self.view_ofs;
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spot2 = targ.origin + targ.view_ofs;
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traceline (spot1, spot2, TRUE, self); // see through other monsters
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if (trace_inopen && trace_inwater)
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return FALSE; // sight line crossed contents
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if (trace_fraction == 1)
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return TRUE;
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return FALSE;
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};
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/*
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=============
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infront
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returns 1 if the entity is in front (in sight) of self
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=============
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*/
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float(entity targ) infront =
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{
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local vector vec;
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local float dot;
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makevectors (self.angles);
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vec = normalize (targ.origin - self.origin);
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dot = vec * v_forward;
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if ( dot > 0.3)
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{
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return TRUE;
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}
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return FALSE;
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};
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//============================================================================
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/*
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===========
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ChangeYaw
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Turns towards self.ideal_yaw at self.yaw_speed
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Sets the global variable current_yaw
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Called every 0.1 sec by monsters
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============
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*/
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/*
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void() ChangeYaw =
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{
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local float ideal, move;
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//current_yaw = self.ideal_yaw;
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// mod down the current angle
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current_yaw = anglemod( self.angles_y );
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ideal = self.ideal_yaw;
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if (current_yaw == ideal)
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return;
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move = ideal - current_yaw;
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if (ideal > current_yaw)
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{
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if (move > 180)
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move = move - 360;
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}
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else
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{
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if (move < -180)
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move = move + 360;
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}
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if (move > 0)
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{
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if (move > self.yaw_speed)
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move = self.yaw_speed;
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}
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else
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{
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if (move < 0-self.yaw_speed )
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move = 0-self.yaw_speed;
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}
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current_yaw = anglemod (current_yaw + move);
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self.angles_y = current_yaw;
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};
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*/
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//============================================================================
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void() HuntTarget =
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{
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if (self.enemy == self.friend)
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return;
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self.goalentity = self.enemy;
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self.think = self.th_run;
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self.ideal_yaw = vectoyaw(self.enemy.origin - self.origin);
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self.nextthink = time + 0.1;
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SUB_AttackFinished (1); // wait a while before first attack
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};
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void() SightSound =
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{
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local float rsnd;
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if (self.classname == "monster_ogre")
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sound (self, CHAN_VOICE, "ogre/ogwake.wav", 1, ATTN_NORM);
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else if (self.classname == "monster_knight")
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sound (self, CHAN_VOICE, "knight/ksight.wav", 1, ATTN_NORM);
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else if (self.classname == "monster_shambler")
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sound (self, CHAN_VOICE, "shambler/ssight.wav", 1, ATTN_NORM);
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else if (self.classname == "monster_demon1")
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sound (self, CHAN_VOICE, "demon/sight2.wav", 1, ATTN_NORM);
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else if (self.classname == "monster_wizard")
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sound (self, CHAN_VOICE, "wizard/wsight.wav", 1, ATTN_NORM);
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else if (self.classname == "monster_zombie")
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sound (self, CHAN_VOICE, "zombie/z_idle.wav", 1, ATTN_NORM);
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else if (self.classname == "monster_dog")
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sound (self, CHAN_VOICE, "dog/dsight.wav", 1, ATTN_NORM);
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else if (self.classname == "monster_hell_knight")
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sound (self, CHAN_VOICE, "hknight/sight1.wav", 1, ATTN_NORM);
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else if (self.classname == "monster_tarbaby")
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sound (self, CHAN_VOICE, "blob/sight1.wav", 1, ATTN_NORM);
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else if (self.classname == "monster_vomit")
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sound (self, CHAN_VOICE, "vomitus/v_sight1.wav", 1, ATTN_NORM);
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else if (self.classname == "monster_enforcer")
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{
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rsnd = rint(random() * 3);
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if (rsnd == 1)
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sound (self, CHAN_VOICE, "enforcer/sight1.wav", 1, ATTN_NORM);
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else if (rsnd == 2)
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sound (self, CHAN_VOICE, "enforcer/sight2.wav", 1, ATTN_NORM);
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else if (rsnd == 0)
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sound (self, CHAN_VOICE, "enforcer/sight3.wav", 1, ATTN_NORM);
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else
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sound (self, CHAN_VOICE, "enforcer/sight4.wav", 1, ATTN_NORM);
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}
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else if (self.classname == "monster_army")
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sound (self, CHAN_VOICE, "soldier/sight1.wav", 1, ATTN_NORM);
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else if (self.classname == "monster_shalrath")
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sound (self, CHAN_VOICE, "shalrath/sight.wav", 1, ATTN_NORM);
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};
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void() FoundTarget =
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{
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if (self.enemy.classname == "player")
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{ // let other monsters see this monster for a while
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sight_entity = self;
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sight_entity_time = time;
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}
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self.show_hostile = time + 1; // wake up other monsters
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SightSound ();
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HuntTarget ();
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};
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/*
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===========
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FindTarget
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Self is currently not attacking anything, so try to find a target
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Returns TRUE if an enemy was sighted
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When a player fires a missile, the point of impact becomes a fakeplayer so
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that monsters that see the impact will respond as if they had seen the
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player.
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To avoid spending too much time, only a single client (or fakeclient) is
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checked each frame. This means multi player games will have slightly
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slower noticing monsters.
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============
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*/
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float() FindTarget =
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{
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local entity client, te;
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local float r, x;
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local string y;
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// if the first spawnflag bit is set, the monster will only wake up on
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// really seeing the player, not another monster getting angry
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// spawnflags & 3 is a big hack, because zombie crucified used the first
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// spawn flag prior to the ambush flag, and I forgot about it, so the second
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// spawn flag works as well
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if (self.charmed >= 1)
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{
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self.charmed = self.charmed - 1;
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return FALSE;
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}
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if (sight_entity_time >= time - 0.1 && !(self.spawnflags & 3) )
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{
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client = sight_entity;
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if (client.enemy == self.enemy)
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return FALSE;
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}
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else
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{
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client = checkclient ();
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if (!client)
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return FALSE; // current check entity isn't in PVS
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}
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if (client == self.friend)//friends will not be attacked
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return FALSE;
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if (client == self.enemy)
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return FALSE;
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if (self.flash > 0)
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return;
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if (client.flags & FL_NOTARGET)
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return FALSE;
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if (client.items & IT_INVISIBILITY)
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return FALSE;
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if ((client.sneak > 75) && (client.velocity == '0 0 0'))//if you are standing still, hiding, there's no chance
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return FALSE; //they will see you, unless they turn into you
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r = range (client);
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if (!visible (client))
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return FALSE;
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if (client.team == 0)//client connecting
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return FALSE;
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if (r == RANGE_NEAR)
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{
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if (client.show_hostile < time && !infront (client))
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return FALSE;
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}
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else if (r == RANGE_MID)
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{
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if (!infront (client))
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return FALSE;
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}
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if ((self.search_time < time))
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{
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if (self.alert == 0 && client.sneak > 5)
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self.search_time = time + 2;
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else if (self.alert == 0 && client.sneak <= 5)
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self.search_time = time + 1;
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else if (self.alert > 0)
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{
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self.search_time = time + 2;
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self.alert = self.alert - 1;
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}
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if ((client.sneak <= 1) && (client.sneak > 0))
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{
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sprint(client, 2, "you've been detected!\n");
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client.sneak = 0;
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}
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}
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if (client.sneak > 0)//sneaking players are invisible
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return FALSE;
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//
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// got one
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//
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self.enemy = client;
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/*
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if (self.enemy.classname != "player")
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{
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self.enemy = self.enemy.enemy;
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if (self.enemy.classname != "player")
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{
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self.enemy = world;
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return FALSE;
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}
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}*/
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FoundTarget ();
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return TRUE;
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};
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//=============================================================================
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void(float dist) ai_forward =
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{
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walkmove (self.angles_y, dist);
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};
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void(float dist) ai_back =
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{
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walkmove ( (self.angles_y+180), dist);
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};
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/*
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=============
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ai_pain
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stagger back a bit
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=============
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*/
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void(float dist) ai_pain =
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{
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ai_back (dist);
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/*
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local float away;
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away = anglemod (vectoyaw (self.origin - self.enemy.origin)
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+ 180*(random()- 0.5) );
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walkmove (away, dist);
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*/
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};
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/*
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=============
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ai_painforward
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stagger back a bit
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=============
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*/
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void(float dist) ai_painforward =
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{
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walkmove (self.ideal_yaw, dist);
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};
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/*
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=============
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ai_walk
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The monster is walking it's beat
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=============
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*/
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void(float dist) ai_walk =
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{
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if (self.hold == 1)
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{
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self.hold = 0;
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return;
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}
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if (self.hold > 1)
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{
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self.hold = self.hold - 1;
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return;
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}
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movedist = dist;
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// check for noticing a player
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if (FindTarget ())
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return;
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movetogoal (dist);
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};
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/*
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=============
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ai_stand
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The monster is staying in one place for a while, with slight angle turns
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=============
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*/
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void() ai_stand =
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{
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if (self.hold == 1)
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{
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self.hold = 0;
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return;
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}
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if (self.hold > 1)
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{
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self.hold = self.hold - 1;
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return;
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}
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if (FindTarget ())
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return;
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if (time > self.pausetime)
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{
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self.th_walk ();
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return;
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}
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// change angle slightly
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};
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/*
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=============
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ai_turn
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don't move, but turn towards ideal_yaw
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=============
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*/
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void() ai_turn =
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{
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if (FindTarget ())
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return;
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ChangeYaw ();
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};
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//=============================================================================
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/*
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=============
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ChooseTurn
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=============
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*/
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void(vector dest3) ChooseTurn =
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{
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local vector dir, newdir;
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dir = self.origin - dest3;
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newdir_x = trace_plane_normal_y;
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newdir_y = 0 - trace_plane_normal_x;
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newdir_z = 0;
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if (dir * newdir > 0)
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{
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dir_x = 0 - trace_plane_normal_y;
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dir_y = trace_plane_normal_x;
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}
|
|
else
|
|
{
|
|
dir_x = trace_plane_normal_y;
|
|
dir_y = 0 - trace_plane_normal_x;
|
|
}
|
|
|
|
dir_z = 0;
|
|
self.ideal_yaw = vectoyaw(dir);
|
|
};
|
|
|
|
/*
|
|
============
|
|
FacingIdeal
|
|
|
|
============
|
|
*/
|
|
float() FacingIdeal =
|
|
{
|
|
local float delta;
|
|
|
|
delta = anglemod(self.angles_y - self.ideal_yaw);
|
|
if (delta > 45 && delta < 315)
|
|
return FALSE;
|
|
return TRUE;
|
|
};
|
|
|
|
|
|
//=============================================================================
|
|
|
|
float() WizardCheckAttack;
|
|
float() DogCheckAttack;
|
|
|
|
float() CheckAnyAttack =
|
|
{
|
|
if (!enemy_vis)
|
|
return FALSE;
|
|
if (self.classname == "monster_army")
|
|
return SoldierCheckAttack ();
|
|
if (self.classname == "monster_ogre")
|
|
return OgreCheckAttack ();
|
|
if (self.classname == "monster_shambler")
|
|
return ShamCheckAttack ();
|
|
if (self.classname == "monster_demon1")
|
|
return DemonCheckAttack ();
|
|
if (self.classname == "monster_dog")
|
|
return DogCheckAttack ();
|
|
if (self.classname == "monster_wizard")
|
|
return WizardCheckAttack ();
|
|
return CheckAttack ();
|
|
};
|
|
|
|
|
|
/*
|
|
=============
|
|
ai_run_melee
|
|
|
|
Turn and close until within an angle to launch a melee attack
|
|
=============
|
|
*/
|
|
void() ai_run_melee =
|
|
{
|
|
self.ideal_yaw = enemy_yaw;
|
|
ChangeYaw ();
|
|
|
|
if (FacingIdeal())
|
|
{
|
|
self.th_melee ();
|
|
self.attack_state = AS_STRAIGHT;
|
|
}
|
|
};
|
|
|
|
|
|
/*
|
|
=============
|
|
ai_run_missile
|
|
|
|
Turn in place until within an angle to launch a missile attack
|
|
=============
|
|
*/
|
|
void() ai_run_missile =
|
|
{
|
|
self.ideal_yaw = enemy_yaw;
|
|
ChangeYaw ();
|
|
if (FacingIdeal())
|
|
{
|
|
self.th_missile ();
|
|
self.attack_state = AS_STRAIGHT;
|
|
}
|
|
};
|
|
|
|
|
|
/*
|
|
=============
|
|
ai_run_slide
|
|
|
|
Strafe sideways, but stay at aproximately the same range
|
|
=============
|
|
*/
|
|
void() ai_run_slide =
|
|
{
|
|
local float ofs;
|
|
|
|
self.ideal_yaw = enemy_yaw;
|
|
ChangeYaw ();
|
|
if (self.lefty)
|
|
ofs = 90;
|
|
else
|
|
ofs = -90;
|
|
|
|
if (walkmove (self.ideal_yaw + ofs, movedist))
|
|
return;
|
|
|
|
self.lefty = 1 - self.lefty;
|
|
|
|
walkmove (self.ideal_yaw - ofs, movedist);
|
|
};
|
|
|
|
|
|
/*
|
|
=============
|
|
ai_run
|
|
|
|
The monster has an enemy it is trying to kill
|
|
=============
|
|
*/
|
|
void(float dist) ai_run =
|
|
{
|
|
if (self.hold == 1)
|
|
{
|
|
self.th_stand;
|
|
self.hold = 0;
|
|
return;
|
|
}
|
|
if (self.hold > 1)
|
|
{
|
|
self.th_stand ();
|
|
self.hold = self.hold - 1;
|
|
self.think = self.th_run;
|
|
self.nextthink = time + 0.1;
|
|
return;
|
|
}
|
|
|
|
movedist = dist;
|
|
// see if the enemy is dead
|
|
if (self.enemy.health <= 0)
|
|
{
|
|
self.enemy = world;
|
|
// FIXME: look all around for other targets
|
|
if (self.oldenemy.health > 0)
|
|
{
|
|
self.enemy = self.oldenemy;
|
|
HuntTarget ();
|
|
}
|
|
else
|
|
{
|
|
if (self.movetarget)
|
|
self.th_walk ();
|
|
else
|
|
self.th_stand ();
|
|
return;
|
|
}
|
|
}
|
|
|
|
self.show_hostile = time + 1; // wake up other monsters
|
|
|
|
// check knowledge of enemy
|
|
enemy_vis = visible(self.enemy);
|
|
if (enemy_vis)
|
|
self.search_time = time + 5;
|
|
|
|
// look for other coop players
|
|
if (self.search_time < time)
|
|
{
|
|
if (FindTarget ())
|
|
return;
|
|
}
|
|
|
|
enemy_infront = infront(self.enemy);
|
|
enemy_range = range(self.enemy);
|
|
enemy_yaw = vectoyaw(self.enemy.origin - self.origin);
|
|
|
|
if (self.attack_state == AS_MISSILE)
|
|
{
|
|
//dprint ("ai_run_missile\n");
|
|
ai_run_missile ();
|
|
return;
|
|
}
|
|
if (self.attack_state == AS_MELEE)
|
|
{
|
|
//dprint ("ai_run_melee\n");
|
|
ai_run_melee ();
|
|
return;
|
|
}
|
|
|
|
if (CheckAnyAttack ())
|
|
return; // beginning an attack
|
|
|
|
if (self.attack_state == AS_SLIDING)
|
|
{
|
|
ai_run_slide ();
|
|
return;
|
|
}
|
|
|
|
// head straight in
|
|
movetogoal (dist); // done in C code...
|
|
};
|
|
|