sv_monsters.qc

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#include "sv_monsters.qh"

#include <common/constants.qh>
#include <common/deathtypes/all.qh>
#include <common/items/_mod.qh>
#include <common/mapobjects/teleporters.qh>
#include <common/mapobjects/triggers.qh>
#include <common/monsters/all.qh>
#include <common/mutators/mutator/nades/nades.qh>
#include <common/mutators/mutator/status_effects/_mod.qh>
#include <common/physics/movelib.qh>
#include <common/stats.qh>
#include <common/teams.qh>
#include <common/turrets/sv_turrets.qh>
#include <common/turrets/util.qh>
#include <common/util.qh>
#include <common/vehicles/all.qh>
#include <common/weapons/_all.qh>
#include <common/weapons/_mod.qh>
#include <lib/csqcmodel/sv_model.qh>
#include <lib/warpzone/common.qh>
#include <server/campaign.qh>
#include <server/cheats.qh>
#include <server/client.qh>
#include <server/command/_mod.qh>
#include <server/damage.qh>
#include <server/items/items.qh>
#include <server/mutators/_mod.qh>
#include <server/round_handler.qh>
#include <server/steerlib.qh>
#include <server/weapons/_mod.qh>

void monsters_setstatus(entity this)
{
    STAT(MONSTERS_TOTAL, this) = monsters_total;
    STAT(MONSTERS_KILLED, this) = monsters_killed;
}

void monster_dropitem(entity this, entity attacker)
{
    if(!this.candrop || !this.monster_loot)
        return;

    vector org = CENTER_OR_VIEWOFS(this);
    entity e = spawn();
    Item_SetLoot(e, true);
    e.spawnfunc_checked = true;

    e.monster_loot = this.monster_loot;

    MUTATOR_CALLHOOK(MonsterDropItem, this, e, attacker);
    e = M_ARGV(1, entity);

    if(e && e.monster_loot)
    {
        e.noalign = true;
        StartItem(e, e.monster_loot);
        e.gravity = 1;
        setorigin(e, org);
        e.velocity = randomvec() * 175 + '0 0 325';
        e.item_spawnshieldtime = time + 0.7;
        SUB_SetFade(e, time + autocvar_g_monsters_drop_time, 1);
    }
}

void monster_makevectors(entity this, entity targ)
{
    if(IS_MONSTER(this))
    {
        vector v = targ.origin + (targ.mins + targ.maxs) * 0.5;
        this.v_angle = vectoangles(v - (this.origin + this.view_ofs));
        this.v_angle_x = -this.v_angle_x;
    }

    makevectors(this.v_angle);
}

// ===============
// Target handling
// ===============

bool Monster_ValidTarget(entity this, entity targ)
{
    // ensure we're not checking nonexistent monster/target
    if(!this || !targ) { return false; }

    if((targ == this)
    || (autocvar_g_monsters_lineofsight && !checkpvs(this.origin + this.view_ofs, targ)) // enemy cannot be seen
    || (IS_VEHICLE(targ) && !(this.monsterdef.spawnflags & MON_FLAG_RANGED)) // melee vs vehicle is useless
    || (time < game_starttime) // monsters do nothing before match has started
    || (targ.takedamage == DAMAGE_NO)
    || (game_stopped)
    || (IS_SPEC(targ) || IS_OBSERVER(targ)) // don't attack spectators
    || (!IS_VEHICLE(targ) && (IS_DEAD(targ) || IS_DEAD(this) || GetResource(targ, RES_HEALTH) <= 0 || GetResource(this, RES_HEALTH) <= 0))
    || (this.monster_follow == targ || targ.monster_follow == this)
    || (!IS_VEHICLE(targ) && (targ.flags & FL_NOTARGET))
    || (!autocvar_g_monsters_typefrag && PHYS_INPUT_BUTTON_CHAT(targ))
    || (SAME_TEAM(targ, this))
    || (STAT(FROZEN, targ))
    || (targ.alpha != 0 && targ.alpha < 0.5)
    || (MUTATOR_CALLHOOK(MonsterValidTarget, this, targ))
    )
    {
        // if any of the above checks fail, target is not valid
        return false;
    }

    vector targ_origin = ((targ.absmin + targ.absmax) * 0.5);
    traceline(this.origin + this.view_ofs, targ_origin, MOVE_NOMONSTERS, this);

    if(trace_fraction < 1 && trace_ent != targ)
        return false; // solid

    if(autocvar_g_monsters_target_infront || (this.spawnflags & MONSTERFLAG_INFRONT))
    if(this.enemy != targ)
    {
        makevectors (this.angles);
        float dot = normalize (targ.origin - this.origin) * v_forward;

        if(dot <= autocvar_g_monsters_target_infront_range) { return false; }
    }

    return true; // this target is valid!
}

entity Monster_FindTarget(entity this)
{
    if(MUTATOR_CALLHOOK(MonsterFindTarget)) { return this.enemy; } // Handled by a mutator

    entity closest_target = NULL;
    vector my_center = CENTER_OR_VIEWOFS(this);

    // find the closest acceptable target to pass to
    IL_EACH(g_monster_targets, it.monster_attack && vdist(it.origin - this.origin, <, this.target_range),
    {
        if(Monster_ValidTarget(this, it))
        {
            // if it's a player, use the view origin as reference (stolen from RadiusDamage functions in damage.qc)
            vector targ_center = CENTER_OR_VIEWOFS(it);

            if(closest_target)
            {
                vector closest_target_center = CENTER_OR_VIEWOFS(closest_target);
                if(vlen2(my_center - targ_center) < vlen2(my_center - closest_target_center))
                    { closest_target = it; }
            }
            else { closest_target = it; }
        }
    });

    return closest_target;
}

void monster_setupcolors(entity this)
{
    if(IS_PLAYER(this.realowner))
        this.colormap = this.realowner.colormap;
    else if(teamplay && this.team)
        this.colormap = 1024 + (this.team - 1) * 17;
    else
    {
        if(this.monster_skill <= MONSTER_SKILL_EASY)
            this.colormap = 1029;
        else if(this.monster_skill <= MONSTER_SKILL_MEDIUM)
            this.colormap = 1027;
        else if(this.monster_skill <= MONSTER_SKILL_HARD)
            this.colormap = 1038;
        else if(this.monster_skill <= MONSTER_SKILL_INSANE)
            this.colormap = 1028;
        else if(this.monster_skill <= MONSTER_SKILL_NIGHTMARE)
            this.colormap = 1032;
        else
            this.colormap = 1024;
    }
}

void monster_changeteam(entity this, int newteam)
{
    if(!teamplay) { return; }

    this.team = newteam;
    if(!this.monster_attack)
        IL_PUSH(g_monster_targets, this);
    this.monster_attack = true; // new team, activate attacking
    monster_setupcolors(this);

    if(this.sprite)
    {
        WaypointSprite_UpdateTeamRadar(this.sprite, RADARICON_DANGER, ((newteam) ? Team_ColorRGB(newteam) : '1 0 0'));

        this.sprite.team = newteam;
        this.sprite.SendFlags |= 1;
    }
}

.void(entity) monster_delayedfunc;
void Monster_Delay_Action(entity this)
{
    if(Monster_ValidTarget(this.owner, this.owner.enemy))
    {
        monster_makevectors(this.owner, this.owner.enemy);
        this.monster_delayedfunc(this.owner);
    }

    if(this.cnt > 1)
    {
        this.cnt -= 1;
        setthink(this, Monster_Delay_Action);
        this.nextthink = time + this.count;
    }
    else
    {
        setthink(this, SUB_Remove);
        this.nextthink = time;
    }
}

void Monster_Delay(entity this, int repeat_count, float defer_amnt, void(entity) func)
{
    // deferred attacking, checks if monster is still alive and target is still valid before attacking
    entity e = new_pure(Monster_Delay);

    setthink(e, Monster_Delay_Action);
    e.nextthink = time + defer_amnt;
    e.count = defer_amnt;
    e.owner = this;
    e.monster_delayedfunc = func;
    e.cnt = repeat_count;
}


// ==============
// Monster sounds
// ==============

string get_monster_model_datafilename(string m, float sk, string fil)
{
    if(m)
        m = strcat(m, "_");
    else
        m = "models/monsters/*_";
    if(sk >= 0)
        m = strcat(m, ftos(sk));
    else
        m = strcat(m, "*");
    return strcat(m, ".", fil);
}

void Monster_Sound_Precache(string f)
{
    float fh;
    string s;
    fh = fopen(f, FILE_READ);
    if(fh < 0)
        return;
    while((s = fgets(fh)))
    {
        if(tokenize_console(s) != 3)
        {
            //LOG_DEBUG("Invalid sound info line: ", s); // probably a comment, no need to spam warnings
            continue;
        }
        PrecacheGlobalSound(strcat(argv(1), " ", argv(2)));
    }
    fclose(fh);
}

void Monster_Sounds_Precache(entity this)
{
    string m = this.monsterdef.m_model.model_str();
    float globhandle, n, i;
    string f;

    globhandle = search_begin(strcat(m, "_*.sounds"), true, false);
    if (globhandle < 0)
        return;
    n = search_getsize(globhandle);
    for (i = 0; i < n; ++i)
    {
        //print(search_getfilename(globhandle, i), "\n");
        f = search_getfilename(globhandle, i);
        Monster_Sound_Precache(f);
    }
    search_end(globhandle);
}

void Monster_Sounds_Clear(entity this)
{
#define _MSOUND(m) strfree(this.monstersound_##m);
    ALLMONSTERSOUNDS
#undef _MSOUND
}

.string Monster_Sound_SampleField(string type)
{
    GetMonsterSoundSampleField_notFound = 0;
    switch(type)
    {
#define _MSOUND(m) case #m: return monstersound_##m;
        ALLMONSTERSOUNDS
#undef _MSOUND
    }
    GetMonsterSoundSampleField_notFound = 1;
    return string_null;
}

bool Monster_Sounds_Load(entity this, string f, int first)
{
    string s;
    var .string field;
    float fh = fopen(f, FILE_READ);
    if(fh < 0)
    {
        //LOG_DEBUG("Monster sound file not found: ", f); // no biggie, monster has no sounds, let's not spam it
        return false;
    }
    while((s = fgets(fh)))
    {
        if(tokenize_console(s) != 3)
            continue;
        field = Monster_Sound_SampleField(argv(0));
        if(GetMonsterSoundSampleField_notFound)
            continue;
        strcpy(this.(field), strcat(argv(1), " ", argv(2)));
    }
    fclose(fh);
    return true;
}

.int skin_for_monstersound;
void Monster_Sounds_Update(entity this)
{
    if(this.skin == this.skin_for_monstersound) { return; }

    this.skin_for_monstersound = this.skin;
    Monster_Sounds_Clear(this);
    if(!Monster_Sounds_Load(this, get_monster_model_datafilename(this.model, this.skin, "sounds"), 0))
        Monster_Sounds_Load(this, get_monster_model_datafilename(this.model, 0, "sounds"), 0);
}

void Monster_Sound(entity this, .string samplefield, float sound_delay, bool delaytoo, float chan)
{
    if(!autocvar_g_monsters_sounds) { return; }

    if(delaytoo)
    if(time < this.msound_delay)
        return; // too early
    string sample = this.(samplefield);
    if (sample != "") sample = GlobalSound_sample(sample, random());
    float myscale = ((this.scale) ? this.scale : 1); // safety net
    // TODO: change volume depending on size too?
    sound7(this, chan, sample, VOL_BASE, ATTEN_NORM, 100 / myscale, 0);

    this.msound_delay = time + sound_delay;
}


// =======================
// Monster attack handlers
// =======================

bool Monster_Attack_Melee(entity this, entity targ, float damg, vector anim, float er, float animtime, int deathtype, bool dostop)
{
    if(dostop && IS_MONSTER(this)) { this.state = MONSTER_ATTACK_MELEE; }

    setanim(this, anim, false, true, false);

    if(this.animstate_endtime > time && IS_MONSTER(this))
        this.attack_finished_single[0] = this.anim_finished = this.animstate_endtime;
    else
        this.attack_finished_single[0] = this.anim_finished = time + animtime;

    traceline(this.origin + this.view_ofs, this.origin + v_forward * er, 0, this);

    if(trace_ent.takedamage)
        Damage(trace_ent, this, this, damg * MONSTER_SKILLMOD(this), deathtype, DMG_NOWEP, trace_ent.origin, normalize(trace_ent.origin - this.origin));

    return true;
}

bool Monster_Attack_Leap_Check(entity this, vector vel)
{
    if(this.state && IS_MONSTER(this))
        return false; // already attacking
    if(!IS_ONGROUND(this))
        return false; // not on the ground
    if(GetResource(this, RES_HEALTH) <= 0 || IS_DEAD(this))
        return false; // called when dead?
    if(time < this.attack_finished_single[0])
        return false; // still attacking

    vector old = this.velocity;

    this.velocity = vel;
    tracetoss(this, this);
    this.velocity = old;
    if(trace_ent != this.enemy)
        return false;

    return true;
}

bool Monster_Attack_Leap(entity this, vector anm, void(entity this, entity toucher) touchfunc, vector vel, float animtime)
{
    if(!Monster_Attack_Leap_Check(this, vel))
        return false;

    setanim(this, anm, false, true, false);

    if(this.animstate_endtime > time && IS_MONSTER(this))
        this.attack_finished_single[0] = this.anim_finished = this.animstate_endtime;
    else
        this.attack_finished_single[0] = this.anim_finished = time + animtime;

    if(IS_MONSTER(this))
        this.state = MONSTER_ATTACK_RANGED;
    settouch(this, touchfunc);
    this.origin_z += 1;
    this.velocity = vel;
    UNSET_ONGROUND(this);

    return true;
}

void Monster_Attack_Check(entity this, entity targ, .entity weaponentity)
{
    int slot = weaponslot(weaponentity);

    if((!this || !targ)
    || (!this.monster_attackfunc)
    || (time < this.attack_finished_single[slot])
    ) { return; }

    if(vdist(targ.origin - this.origin, <=, this.attack_range))
    {
        monster_makevectors(this, targ);
        int attack_success = this.monster_attackfunc(MONSTER_ATTACK_MELEE, this, targ, weaponentity);
        if(attack_success == 1)
            Monster_Sound(this, monstersound_melee, 0, false, CH_VOICE);
        else if(attack_success > 0)
            return;
    }

    if(vdist(targ.origin - this.origin, >, this.attack_range))
    {
        monster_makevectors(this, targ);
        int attack_success = this.monster_attackfunc(MONSTER_ATTACK_RANGED, this, targ, weaponentity);
        if(attack_success == 1)
            Monster_Sound(this, monstersound_melee, 0, false, CH_VOICE);
        else if(attack_success > 0)
            return;
    }
}


// ======================
// Main monster functions
// ======================

void Monster_UpdateModel(entity this)
{
    // assume some defaults
    /*this.anim_idle   = animfixfps(this, '0 1 0.01', '0 0 0');
    this.anim_walk   = animfixfps(this, '1 1 0.01', '0 0 0');
    this.anim_run    = animfixfps(this, '2 1 0.01', '0 0 0');
    this.anim_fire1  = animfixfps(this, '3 1 0.01', '0 0 0');
    this.anim_fire2  = animfixfps(this, '4 1 0.01', '0 0 0');
    this.anim_melee  = animfixfps(this, '5 1 0.01', '0 0 0');
    this.anim_pain1  = animfixfps(this, '6 1 0.01', '0 0 0');
    this.anim_pain2  = animfixfps(this, '7 1 0.01', '0 0 0');
    this.anim_die1   = animfixfps(this, '8 1 0.01', '0 0 0');
    this.anim_die2   = animfixfps(this, '9 1 0.01', '0 0 0');*/

    // then get the real values
    Monster mon = this.monsterdef;
    mon.mr_anim(mon, this);
}

void Monster_Touch(entity this, entity toucher)
{
    if(toucher == NULL) { return; }

    if(toucher.monster_attack)
    if(this.enemy != toucher)
    if(!IS_MONSTER(toucher))
    if(Monster_ValidTarget(this, toucher))
        this.enemy = toucher;
}

void Monster_Miniboss_Check(entity this)
{
    if(MUTATOR_CALLHOOK(MonsterCheckBossFlag, this))
        return;

    float chance = random() * 100;

    // g_monsters_miniboss_chance cvar or spawnflags 64 causes a monster to be a miniboss
    if ((this.spawnflags & MONSTERFLAG_MINIBOSS) || (chance < autocvar_g_monsters_miniboss_chance))
    {
        GiveResource(this, RES_HEALTH, autocvar_g_monsters_miniboss_healthboost);
        this.effects |= EF_RED;
        if(!this.weapon)
            this.weapon = WEP_VORTEX.m_id;
    }
}

bool Monster_Respawn_Check(entity this)
{
    if(this.deadflag == DEAD_DEAD) // don't call when monster isn't dead
    if(MUTATOR_CALLHOOK(MonsterRespawn, this))
        return true; // enabled by a mutator

    if(this.spawnflags & MONSTERFLAG_NORESPAWN)
        return false;

    if(!autocvar_g_monsters_respawn)
        return false;

    return true;
}

void Monster_Respawn(entity this) { Monster_Spawn(this, true, this.monsterdef); }

.vector pos1, pos2;

void Monster_Dead_Fade(entity this)
{
    if(Monster_Respawn_Check(this))
    {
        this.spawnflags |= MONSTERFLAG_RESPAWNED;
        setthink(this, Monster_Respawn);
        this.nextthink = time + this.respawntime;
        this.monster_lifetime = 0;
        this.deadflag = DEAD_RESPAWNING;
        if(this.spawnflags & MONSTER_RESPAWN_DEATHPOINT)
        {
            this.pos1 = this.origin;
            this.pos2 = this.angles;
        }
        this.event_damage = func_null;
        this.event_heal = func_null;
        this.takedamage = DAMAGE_NO;
        setorigin(this, this.pos1);
        this.angles = this.pos2;
        SetResourceExplicit(this, RES_HEALTH, this.max_health);
        setmodel(this, MDL_Null);
    }
    else
    {
        // number of monsters spawned with mobspawn command
        totalspawned -= 1;

        SUB_SetFade(this, time + 3, 1);
    }
}

void Monster_Use(entity this, entity actor, entity trigger)
{
    if(Monster_ValidTarget(this, actor)) { this.enemy = actor; }
}

.float pass_distance;
vector Monster_Move_Target(entity this, entity targ)
{
    // enemy is always preferred target
    if(this.enemy)
    {
        vector targ_origin = ((this.enemy.absmin + this.enemy.absmax) * 0.5);
        targ_origin = WarpZone_RefSys_TransformOrigin(this.enemy, this, targ_origin); // origin of target as seen by the monster (us)
        WarpZone_TraceLine(this.origin, targ_origin, MOVE_NOMONSTERS, this);

        // cases where the enemy may have changed their state (don't need to check everything here)
        if((!this.enemy)
            || (IS_DEAD(this.enemy) || GetResource(this.enemy, RES_HEALTH) < 1)
            || (STAT(FROZEN, this.enemy))
            || (this.enemy.flags & FL_NOTARGET)
            || (this.enemy.alpha < 0.5 && this.enemy.alpha != 0)
            || (this.enemy.takedamage == DAMAGE_NO)
            || (vdist(this.origin - targ_origin, >, this.target_range))
            || ((trace_fraction < 1) && (trace_ent != this.enemy)))
        {
            this.enemy = NULL;
            //this.pass_distance = 0;
        }

        if(this.enemy)
        {
            /*WarpZone_TrailParticles(NULL, particleeffectnum(EFFECT_RED_PASS), this.origin, targ_origin);
            print("Trace origin: ", vtos(targ_origin), "\n");
            print("Target origin: ", vtos(this.enemy.origin), "\n");
            print("My origin: ", vtos(this.origin), "\n"); */

            this.monster_movestate = MONSTER_MOVE_ENEMY;
            this.last_trace = time + 1.2;
            if(this.monster_moveto)
                return this.monster_moveto; // assumes code is properly setting this when monster has an enemy
            else
                return targ_origin;
        }

        /*makevectors(this.angles);
        this.monster_movestate = MONSTER_MOVE_ENEMY;
        this.last_trace = time + 1.2;
        return this.enemy.origin; */
    }

    switch(this.monster_moveflags)
    {
        case MONSTER_MOVE_FOLLOW:
        {
            this.monster_movestate = MONSTER_MOVE_FOLLOW;
            this.last_trace = time + 0.3;
            return (this.monster_follow) ? this.monster_follow.origin : this.origin;
        }
        case MONSTER_MOVE_SPAWNLOC:
        {
            this.monster_movestate = MONSTER_MOVE_SPAWNLOC;
            this.last_trace = time + 2;
            return this.pos1;
        }
        case MONSTER_MOVE_NOMOVE:
        {
            if(this.monster_moveto)
            {
                this.last_trace = time + 0.5;
                return this.monster_moveto;
            }
            else
            {
                this.monster_movestate = MONSTER_MOVE_NOMOVE;
                this.last_trace = time + 2;
            }
            return this.origin;
        }
        default:
        case MONSTER_MOVE_WANDER:
        {
            vector pos;
            this.monster_movestate = MONSTER_MOVE_WANDER;

            if(this.monster_moveto)
            {
                this.last_trace = time + 0.5;
                pos = this.monster_moveto;
            }
            else if(targ)
            {
                this.last_trace = time + 0.5;
                pos = targ.origin;
            }
            else
            {
                this.last_trace = time + this.wander_delay;

                this.angles_y = rint(random() * 500);
                makevectors(this.angles);
                pos = this.origin + v_forward * this.wander_distance;

                if(((this.flags & FL_FLY) && (this.spawnflags & MONSTERFLAG_FLY_VERTICAL)) || (this.flags & FL_SWIM))
                {
                    pos.z = random() * 200;
                    if(random() >= 0.5)
                        pos.z *= -1;
                }
            }

            return pos;
        }
    }
}

void Monster_CalculateVelocity(entity this, vector to, vector from, float turnrate, float movespeed)
{
    //float current_distance = vlen((('1 0 0' * to.x) + ('0 1 0' * to.y)) - (('1 0 0' * from.x) + ('0 1 0' * from.y))); // for the sake of this check, exclude Z axis
    //float initial_height = 0; //min(50, (targ_distance * tanh(20)));
    //float current_height = (initial_height * min(1, (this.pass_distance) ? (current_distance / this.pass_distance) : current_distance));
    //print("current_height = ", ftos(current_height), ", initial_height = ", ftos(initial_height), ".\n");

    vector targpos = to;
#if 0
    if(current_height) // make sure we can actually do this arcing path
    {
        targpos = (to + ('0 0 1' * current_height));
        WarpZone_TraceLine(this.origin, targpos, MOVE_NOMONSTERS, this);
        if(trace_fraction < 1)
        {
            //print("normal arc line failed, trying to find new pos...");
            WarpZone_TraceLine(to, targpos, MOVE_NOMONSTERS, this);
            targpos = (trace_endpos + '0 0 -10');
            WarpZone_TraceLine(this.origin, targpos, MOVE_NOMONSTERS, this);
            if(trace_fraction < 1) { targpos = to; /* print(" ^1FAILURE^7, reverting to original direction.\n"); */ }
            /*else { print(" ^3SUCCESS^7, using new arc line.\n"); } */
        }
    }
    else { targpos = to; }
#endif

    //this.angles = normalize(('0 1 0' * to_y) - ('0 1 0' * from_y));

    vector desired_direction = normalize(targpos - from);
    if(turnrate) { this.velocity = (normalize(normalize(this.velocity) + (desired_direction * 50)) * movespeed); }
    else { this.velocity = (desired_direction * movespeed); }

    //this.steerto = steerlib_attract2(targpos, 0.5, 500, 0.95);
    //this.angles = vectoangles(this.velocity);
}

.entity draggedby;

void Monster_Move(entity this, float runspeed, float walkspeed, float stpspeed)
{
    // update goal entity if lost
    if(this.target2 && this.target2 != "" && this.goalentity.targetname != this.target2)
        this.goalentity = find(NULL, targetname, this.target2);

    if(STAT(FROZEN, this))
    {
        movelib_brake_simple(this, stpspeed);
        setanim(this, this.anim_idle, true, false, false);
        return; // no physics while frozen!
    }

    if(this.flags & FL_SWIM)
    {
        if(this.waterlevel < WATERLEVEL_WETFEET)
        {
            if(time >= this.last_trace)
            {
                this.last_trace = time + 0.4;

                Damage (this, NULL, NULL, 2, DEATH_DROWN.m_id, DMG_NOWEP, this.origin, '0 0 0');
                this.angles = '90 90 0';
                if(random() < 0.5)
                {
                    this.velocity_y += random() * 50;
                    this.velocity_x -= random() * 50;
                }
                else
                {
                    this.velocity_y -= random() * 50;
                    this.velocity_x += random() * 50;
                }
                this.velocity_z += random() * 150;
            }


            set_movetype(this, MOVETYPE_BOUNCE);
            //this.velocity_z = -200;

            return;
        }
        else if(this.move_movetype == MOVETYPE_BOUNCE)
        {
            this.angles_x = 0;
            set_movetype(this, MOVETYPE_WALK);
        }
    }

    entity targ = this.goalentity;

    if (MUTATOR_CALLHOOK(MonsterMove, this, runspeed, walkspeed, targ)
        || game_stopped
        || this.draggedby != NULL
        || (round_handler_IsActive() && !round_handler_IsRoundStarted())
        || time < game_starttime
        || (autocvar_g_campaign && !campaign_bots_may_start)
        || time < this.spawn_time)
    {
        runspeed = walkspeed = 0;
        if(time >= this.spawn_time)
            setanim(this, this.anim_idle, true, false, false);
        movelib_brake_simple(this, stpspeed);
        return;
    }

    targ = M_ARGV(3, entity);
    runspeed = bound(0, M_ARGV(1, float) * MONSTER_SKILLMOD(this), runspeed * 2.5); // limit maxspeed to prevent craziness
    walkspeed = bound(0, M_ARGV(2, float) * MONSTER_SKILLMOD(this), walkspeed * 2.5); // limit maxspeed to prevent craziness

    if(teamplay && autocvar_g_monsters_teams)
    if(DIFF_TEAM(this.monster_follow, this))
        this.monster_follow = NULL;

    if(this.state == MONSTER_ATTACK_RANGED && IS_ONGROUND(this))
    {
        this.state = 0;
        settouch(this, Monster_Touch);
    }

    if(this.state && time >= this.attack_finished_single[0])
        this.state = 0; // attack is over

    if(this.state != MONSTER_ATTACK_MELEE) // don't move if set
    if(time >= this.last_trace || this.enemy) // update enemy or rider instantly
        this.moveto = Monster_Move_Target(this, targ);

    if(!this.enemy)
        Monster_Sound(this, monstersound_idle, 7, true, CH_VOICE);

    if(this.state == MONSTER_ATTACK_MELEE)
        this.moveto = this.origin;

    if(this.enemy && this.enemy.vehicle)
        runspeed = 0;

    if(!(this.spawnflags & MONSTERFLAG_FLY_VERTICAL) && !(this.flags & FL_SWIM))
        this.moveto_z = this.origin_z;

    if(vdist(this.origin - this.moveto, >, 100))
    {
        bool do_run = (this.enemy || this.monster_moveto);
        if(IS_ONGROUND(this) || ((this.flags & FL_FLY) || (this.flags & FL_SWIM)))
            Monster_CalculateVelocity(this, this.moveto, this.origin, true, ((do_run) ? runspeed : walkspeed));

        if(time > this.pain_finished && time > this.anim_finished) // TODO: use anim_finished instead!?
        if(!this.state)
        {
            if(vdist(this.velocity, >, 10))
                setanim(this, ((do_run) ? this.anim_run : this.anim_walk), true, false, false);
            else
                setanim(this, this.anim_idle, true, false, false);
        }
    }
    else
    {
        entity e = this.goalentity; //find(NULL, targetname, this.target2);
        if(e.target2 && e.target2 != "")
            this.target2 = e.target2;
        else if(e.target && e.target != "") // compatibility
            this.target2 = e.target;

        movelib_brake_simple(this, stpspeed);
        if(time > this.anim_finished && time > this.pain_finished)
        if(!this.state)
        if(vdist(this.velocity, <=, 30))
            setanim(this, this.anim_idle, true, false, false);
    }

    this.steerto = steerlib_attract2(this, ((this.monster_face) ? this.monster_face : this.moveto), 0.5, 500, 0.95);

    vector real_angle = vectoangles(this.steerto) - this.angles;
    float turny = 25;
    if(this.state == MONSTER_ATTACK_MELEE)
        turny = 0;
    if(turny)
    {
        turny = bound(turny * -1, shortangle_f(real_angle.y, this.angles.y), turny);
        this.angles_y += turny;
    }
}

void Monster_Remove(entity this)
{
    if(IS_CLIENT(this))
        return; // don't remove it?

    if(!this) { return; }

    if(!MUTATOR_CALLHOOK(MonsterRemove, this))
        Send_Effect(EFFECT_ITEM_PICKUP, this.origin, '0 0 0', 1);

    for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
    {
        .entity weaponentity = weaponentities[slot];
        if(this.(weaponentity))
            delete(this.(weaponentity));
    }
    if(this.iceblock) { delete(this.iceblock); }
    WaypointSprite_Kill(this.sprite);
    delete(this);
}

void Monster_Dead_Think(entity this)
{
    this.nextthink = time + this.ticrate;

    if(this.monster_lifetime != 0)
    if(time >= this.monster_lifetime)
    {
        Monster_Dead_Fade(this);
        return;
    }
}

void Monster_Appear(entity this, entity actor, entity trigger)
{
    this.enemy = actor;
    Monster_Spawn(this, false, this.monsterdef);
}

bool Monster_Appear_Check(entity this, Monster monster_id)
{
    if(!(this.spawnflags & MONSTERFLAG_APPEAR))
        return false;

    setthink(this, func_null);
    this.monsterdef = monster_id; // set so this monster is properly registered (otherwise, normal initialization is used)
    this.nextthink = 0;
    this.use = Monster_Appear;
    this.flags = FL_MONSTER; // set so this monster can get butchered

    return true;
}

void Monster_Reset(entity this)
{
    setorigin(this, this.pos1);
    this.angles = this.pos2;

    Unfreeze(this, false); // remove any icy remains

    SetResourceExplicit(this, RES_HEALTH, this.max_health);
    this.velocity = '0 0 0';
    this.enemy = NULL;
    this.goalentity = NULL;
    this.attack_finished_single[0] = 0;
    this.moveto = this.origin;
}

void Monster_Dead_Damage(entity this, entity inflictor, entity attacker, float damage, int deathtype, .entity weaponentity, vector hitloc, vector force)
{
    TakeResource(this, RES_HEALTH, damage);

    Violence_GibSplash_At(hitloc, force, 2, bound(0, damage, 200) / 16, this, attacker);

    if(GetResource(this, RES_HEALTH) <= -50) // 100 health until gone?
    {
        Violence_GibSplash_At(hitloc, force, 2, bound(0, damage, 200) / 16, this, attacker);

        // number of monsters spawned with mobspawn command
        totalspawned -= 1;

        setthink(this, SUB_Remove);
        this.nextthink = time + 0.1;
        this.event_damage = func_null;
    }
}

void Monster_Dead(entity this, entity attacker, float gibbed)
{
    setthink(this, Monster_Dead_Think);
    this.nextthink = time;
    this.monster_lifetime = time + 5;

    if(STAT(FROZEN, this))
        Unfreeze(this, false); // remove any icy remains

    monster_dropitem(this, attacker);

    Monster_Sound(this, monstersound_death, 0, false, CH_VOICE);

    if(!(this.spawnflags & MONSTERFLAG_SPAWNED) && !(this.spawnflags & MONSTERFLAG_RESPAWNED))
        monsters_killed += 1;

    if(IS_PLAYER(attacker))
    if(autocvar_g_monsters_score_spawned || !((this.spawnflags & MONSTERFLAG_SPAWNED) || (this.spawnflags & MONSTERFLAG_RESPAWNED)))
        GameRules_scoring_add(attacker, SCORE, +autocvar_g_monsters_score_kill);

    if(gibbed)
    {
        // number of monsters spawned with mobspawn command
        totalspawned -= 1;
    }

    if(!gibbed && this.mdl_dead && this.mdl_dead != "")
        _setmodel(this, this.mdl_dead);

    this.event_damage   = ((gibbed) ? func_null : Monster_Dead_Damage);
    this.event_heal     = func_null;
    this.solid          = SOLID_CORPSE;
    this.takedamage     = DAMAGE_AIM;
    this.deadflag       = DEAD_DEAD;
    this.enemy          = NULL;
    set_movetype(this, MOVETYPE_TOSS);
    this.moveto         = this.origin;
    settouch(this, Monster_Touch); // reset incase monster was pouncing
    this.reset          = func_null;
    this.state          = 0;
    this.attack_finished_single[0] = 0;
    this.effects = 0;

    if(!((this.flags & FL_FLY) || (this.flags & FL_SWIM)))
        this.velocity = '0 0 0';

    CSQCModel_UnlinkEntity(this);

    Monster mon = this.monsterdef;
    mon.mr_death(mon, this);

    if(this.candrop && this.weapon)
    {
        .entity weaponentity = weaponentities[0]; // TODO: unhardcode
        W_ThrowNewWeapon(this, this.weapon, 0, this.origin, randomvec() * 150 + '0 0 325', weaponentity);
    }
}

void Monster_Damage(entity this, entity inflictor, entity attacker, float damage, int deathtype, .entity weaponentity, vector hitloc, vector force)
{
    if((this.spawnflags & MONSTERFLAG_INVINCIBLE) && deathtype != DEATH_KILL.m_id && !ITEM_DAMAGE_NEEDKILL(deathtype))
        return;

    if(STAT(FROZEN, this) && deathtype != DEATH_KILL.m_id && deathtype != DEATH_NADE_ICE_FREEZE.m_id)
        return;

    //if(time < this.pain_finished && deathtype != DEATH_KILL.m_id)
        //return;

    if(StatusEffects_active(STATUSEFFECT_SpawnShield, this) && deathtype != DEATH_KILL.m_id)
        return;

    if(deathtype == DEATH_FALL.m_id && this.draggedby != NULL)
        return;

    vector v = healtharmor_applydamage(100, GetResource(this, RES_ARMOR) / 100, deathtype, damage);
    float take = v.x;
    //float save = v.y;

    Monster mon = this.monsterdef;
    take = mon.mr_pain(mon, this, take, attacker, deathtype);

    if(take)
    {
        TakeResource(this, RES_HEALTH, take);
        Monster_Sound(this, monstersound_pain, 1.2, true, CH_PAIN);
    }

    if(this.sprite)
        WaypointSprite_UpdateHealth(this.sprite, GetResource(this, RES_HEALTH));

    this.dmg_time = time;

    if(deathtype != DEATH_DROWN.m_id && deathtype != DEATH_FIRE.m_id && sound_allowed(MSG_BROADCAST, attacker))
        spamsound (this, CH_PAIN, SND_BODYIMPACT1, VOL_BASE, ATTEN_NORM);  // FIXME: PLACEHOLDER

    this.velocity += force * this.damageforcescale;

    if(deathtype != DEATH_DROWN.m_id && take)
    {
        Violence_GibSplash_At(hitloc, force, 2, bound(0, take, 200) / 16, this, attacker);
        if (take > 50)
            Violence_GibSplash_At(hitloc, force * -0.1, 3, 1, this, attacker);
        if (take > 100)
            Violence_GibSplash_At(hitloc, force * -0.2, 3, 1, this, attacker);
    }

    if(GetResource(this, RES_HEALTH) <= 0)
    {
        if(deathtype == DEATH_KILL.m_id)
            this.candrop = false; // killed by mobkill command

        // TODO: fix this?
        SUB_UseTargets(this, attacker, this.enemy);
        this.target2 = this.oldtarget2; // reset to original target on death, incase we respawn

        Monster_Dead(this, attacker, (GetResource(this, RES_HEALTH) <= -100 || deathtype == DEATH_KILL.m_id));

        WaypointSprite_Kill(this.sprite);

        MUTATOR_CALLHOOK(MonsterDies, this, attacker, deathtype);

        if(GetResource(this, RES_HEALTH) <= -100 || deathtype == DEATH_KILL.m_id) // check if we're already gibbed
        {
            Violence_GibSplash(this, 1, 0.5, attacker);

            setthink(this, SUB_Remove);
            this.nextthink = time + 0.1;
        }
    }
}

bool Monster_Heal(entity targ, entity inflictor, float amount, float limit)
{
    float true_limit = ((limit != RES_LIMIT_NONE) ? limit : targ.max_health);
    if(GetResource(targ, RES_HEALTH) <= 0 || GetResource(targ, RES_HEALTH) >= true_limit)
        return false;

    GiveResourceWithLimit(targ, RES_HEALTH, amount, true_limit);
    if(targ.sprite)
        WaypointSprite_UpdateHealth(targ.sprite, GetResource(targ, RES_HEALTH));
    return true;
}

// don't check for enemies, just keep walking in a straight line
void Monster_Move_2D(entity this, float mspeed, bool allow_jumpoff)
{
    if(game_stopped || (round_handler_IsActive() && !round_handler_IsRoundStarted()) || this.draggedby != NULL || time < game_starttime || (autocvar_g_campaign && !campaign_bots_may_start) || time < this.spawn_time)
    {
        mspeed = 0;
        if(time >= this.spawn_time)
            setanim(this, this.anim_idle, true, false, false);
        movelib_brake_simple(this, 0.6);
        return;
    }

    makevectors(this.angles);
    vector a = CENTER_OR_VIEWOFS(this);
    vector b = CENTER_OR_VIEWOFS(this) + v_forward * 32;

    traceline(a, b, MOVE_NORMAL, this);

    bool reverse = false;
    if(trace_fraction != 1.0)
        reverse = true;
    if(trace_ent && IS_PLAYER(trace_ent))
        reverse = false;
    if(trace_ent && IS_MONSTER(trace_ent))
        reverse = true;

    if(!allow_jumpoff && IS_ONGROUND(this))
    {
        traceline(b, b - '0 0 32', MOVE_NORMAL, this);
        if(trace_fraction == 1.0)
            reverse = true;
    }

    if(reverse)
    {
        this.angles_y = anglemods(this.angles_y - 180);
        makevectors(this.angles);
    }

    movelib_move_simple_gravity(this, v_forward, mspeed, 1);

    if(time > this.pain_finished && time > this.attack_finished_single[0])
    {
        if(vdist(this.velocity, >, 10))
            setanim(this, this.anim_walk, true, false, false);
        else
            setanim(this, this.anim_idle, true, false, false);
    }
}

void Monster_Anim(entity this)
{
    int deadbits = (this.anim_state & (ANIMSTATE_DEAD1 | ANIMSTATE_DEAD2));
    if(IS_DEAD(this))
    {
        if (!deadbits)
        {
            // Decide on which death animation to use.
            if(random() < 0.5)
                deadbits = ANIMSTATE_DEAD1;
            else
                deadbits = ANIMSTATE_DEAD2;
        }
    }
    else
    {
        // Clear a previous death animation.
        deadbits = 0;
    }
    int animbits = deadbits;
    if(STAT(FROZEN, this))
        animbits |= ANIMSTATE_FROZEN;
    if(IS_DUCKED(this))
        animbits |= ANIMSTATE_DUCK; // not that monsters can crouch currently...
    animdecide_setstate(this, animbits, false);
    animdecide_setimplicitstate(this, (IS_ONGROUND(this)));

    /* // weapon entities for monsters?
    if (this.weaponentity)
    {
        updateanim(this.weaponentity);
        if (!this.weaponentity.animstate_override)
            setanim(this.weaponentity, this.weaponentity.anim_idle, true, false, false);
    }
    */
}

void Monster_Frozen_Think(entity this)
{
    if (STAT(FROZEN, this) == FROZEN_TEMP_REVIVING)
    {
        STAT(REVIVE_PROGRESS, this) = bound(0, STAT(REVIVE_PROGRESS, this) + this.ticrate * this.revive_speed, 1);
        SetResourceExplicit(this, RES_HEALTH, max(1, STAT(REVIVE_PROGRESS, this) * this.max_health));
        if (this.iceblock)
            this.iceblock.alpha = bound(0.2, 1 - STAT(REVIVE_PROGRESS, this), 1);

        if(!(this.spawnflags & MONSTERFLAG_INVINCIBLE) && this.sprite)
            WaypointSprite_UpdateHealth(this.sprite, GetResource(this, RES_HEALTH));

        if(STAT(REVIVE_PROGRESS, this) >= 1)
            Unfreeze(this, false);
    }
    else if (STAT(FROZEN, this) == FROZEN_TEMP_DYING)
    {
        STAT(REVIVE_PROGRESS, this) = bound(0, STAT(REVIVE_PROGRESS, this) - this.ticrate * this.revive_speed, 1);
        SetResourceExplicit(this, RES_HEALTH, max(0, autocvar_g_nades_ice_health + (this.max_health-autocvar_g_nades_ice_health) * STAT(REVIVE_PROGRESS, this)));

        if(!(this.spawnflags & MONSTERFLAG_INVINCIBLE) && this.sprite)
            WaypointSprite_UpdateHealth(this.sprite, GetResource(this, RES_HEALTH));

        if(GetResource(this, RES_HEALTH) < 1)
        {
            Unfreeze(this, false);
            if(this.event_damage)
                this.event_damage(this, this, this.frozen_by, 1, DEATH_NADE_ICE_FREEZE.m_id, DMG_NOWEP, this.origin, '0 0 0');
        }
        else if ( STAT(REVIVE_PROGRESS, this) <= 0 )
            Unfreeze(this, false);
    }
    // otherwise, no revival!

    this.enemy = NULL; // TODO: save enemy, and attack when revived?
}

void Monster_Enemy_Check(entity this)
{
    if(!this.enemy)
    {
        this.enemy = Monster_FindTarget(this);
        if(this.enemy)
        {
            WarpZone_RefSys_Copy(this.enemy, this);
            WarpZone_RefSys_AddInverse(this.enemy, this); // wz1^-1 ... wzn^-1 receiver
            // update move target immediately?
            this.moveto = WarpZone_RefSys_TransformOrigin(this.enemy, this, (0.5 * (this.enemy.absmin + this.enemy.absmax)));
            this.monster_moveto = '0 0 0';
            this.monster_face = '0 0 0';

            //this.pass_distance = vlen((('1 0 0' * this.enemy.origin_x) + ('0 1 0' * this.enemy.origin_y)) - (('1 0 0' *  this.origin_x) + ('0 1 0' *  this.origin_y)));
            Monster_Sound(this, monstersound_sight, 0, false, CH_VOICE);
        }
    }
}

void Monster_Think(entity this)
{
    setthink(this, Monster_Think);
    this.nextthink = time + this.ticrate;

    if(this.monster_lifetime && time >= this.monster_lifetime)
    {
        Damage(this, this, this, GetResource(this, RES_HEALTH) + this.max_health, DEATH_KILL.m_id, DMG_NOWEP, this.origin, this.origin);
        return;
    }

    if(STAT(FROZEN, this))
        Monster_Frozen_Think(this);
    else if(time >= this.last_enemycheck)
    {
        Monster_Enemy_Check(this);
        this.last_enemycheck = time + 1; // check for enemies every second
    }

    Monster mon = this.monsterdef;
    if(mon.mr_think(mon, this))
    {
        Monster_Move(this, this.speed2, this.speed, this.stopspeed);

        .entity weaponentity = weaponentities[0]; // TODO?
        Monster_Attack_Check(this, this.enemy, weaponentity);
    }

    Monster_Anim(this);

    CSQCMODEL_AUTOUPDATE(this);
}

bool Monster_Spawn_Setup(entity this)
{
    Monster mon = this.monsterdef;
    mon.mr_setup(mon, this);

    // ensure some basic needs are met
    if(!GetResource(this, RES_HEALTH)) { SetResourceExplicit(this, RES_HEALTH, 100); }
    if(!GetResource(this, RES_ARMOR)) { SetResourceExplicit(this, RES_ARMOR, bound(0.2, 0.5 * MONSTER_SKILLMOD(this), 0.9)); }
    if(!this.target_range) { this.target_range = autocvar_g_monsters_target_range; }
    if(!this.respawntime) { this.respawntime = autocvar_g_monsters_respawn_delay; }
    if(!this.monster_moveflags) { this.monster_moveflags = MONSTER_MOVE_WANDER; }
    if(!this.attack_range) { this.attack_range = autocvar_g_monsters_attack_range; }
    if(!this.damageforcescale) { this.damageforcescale = autocvar_g_monsters_damageforcescale; }

    if(!(this.spawnflags & MONSTERFLAG_RESPAWNED))
    {
        Monster_Miniboss_Check(this);
        SetResourceExplicit(this, RES_HEALTH, GetResource(this, RES_HEALTH) * MONSTER_SKILLMOD(this));

        if(!this.skin)
            this.skin = rint(random() * 4);
    }

    this.max_health = GetResource(this, RES_HEALTH);
    this.pain_finished = this.nextthink;

    if(IS_PLAYER(this.monster_follow))
        this.effects |= EF_DIMLIGHT;

    if(!this.wander_delay) { this.wander_delay = 2; }
    if(!this.wander_distance) { this.wander_distance = 600; }

    Monster_Sounds_Precache(this);
    Monster_Sounds_Update(this);

    if(teamplay)
    {
        if(!this.monster_attack)
            IL_PUSH(g_monster_targets, this);
        this.monster_attack = true; // we can have monster enemies in team games
    }

    Monster_Sound(this, monstersound_spawn, 0, false, CH_VOICE);

    if(autocvar_g_monsters_healthbars)
    {
        entity wp = WaypointSprite_Spawn(WP_Monster, 0, 1024, this, '0 0 1' * (this.maxs.z + 15), NULL, this.team, this, sprite, true, RADARICON_DANGER);
        wp.wp_extra = this.monsterdef.monsterid;
        wp.colormod = ((this.team) ? Team_ColorRGB(this.team) : '1 0 0');
        if(!(this.spawnflags & MONSTERFLAG_INVINCIBLE))
        {
            WaypointSprite_UpdateMaxHealth(this.sprite, this.max_health);
            WaypointSprite_UpdateHealth(this.sprite, GetResource(this, RES_HEALTH));
        }
    }

    setthink(this, Monster_Think);
    this.nextthink = time + this.ticrate;

    if(MUTATOR_CALLHOOK(MonsterSpawn, this))
        return false;

    return true;
}

bool Monster_Spawn(entity this, bool check_appear, Monster mon)
{
    // setup the basic required properties for a monster

    if(!mon || mon == MON_Null) { return false; } // invalid monster
    if(!autocvar_g_monsters) { Monster_Remove(this); return false; }

    if(!(this.spawnflags & MONSTERFLAG_RESPAWNED) && !(this.flags & FL_MONSTER))
    {
        IL_PUSH(g_monsters, this);
        if(this.mdl && this.mdl != "")
            precache_model(this.mdl);
        if(this.mdl_dead && this.mdl_dead != "")
            precache_model(this.mdl_dead);
    }

    if(check_appear && Monster_Appear_Check(this, mon)) { return true; } // return true so the monster isn't removed

    if(!this.monster_skill)
        this.monster_skill = cvar("g_monsters_skill");

    // support for quake style removing monsters based on skill
    if(this.monster_skill == MONSTER_SKILL_EASY) if(this.spawnflags & MONSTERSKILL_NOTEASY) { Monster_Remove(this); return false; }
    if(this.monster_skill == MONSTER_SKILL_MEDIUM) if(this.spawnflags & MONSTERSKILL_NOTMEDIUM) { Monster_Remove(this); return false; }
    if(this.monster_skill == MONSTER_SKILL_HARD) if(this.spawnflags & MONSTERSKILL_NOTHARD) { Monster_Remove(this); return false; }

    if(this.team && !teamplay)
        this.team = 0;

    if(!(this.spawnflags & MONSTERFLAG_SPAWNED)) // naturally spawned monster
    if(!(this.spawnflags & MONSTERFLAG_RESPAWNED)) // don't count re-spawning monsters either
        monsters_total += 1;

    if(this.mdl && this.mdl != "")
        _setmodel(this, this.mdl);
    else
        setmodel(this, mon.m_model);

    if(this.statuseffects && this.statuseffects.owner == this)
    {
        StatusEffects_clearall(this.statuseffects);
        StatusEffects_update(this);
    }
    else
        this.statuseffects = NULL;

    this.flags              = FL_MONSTER;
    this.classname          = "monster";
    this.takedamage         = DAMAGE_AIM;
    if(!this.bot_attack)
        IL_PUSH(g_bot_targets, this);
    this.bot_attack         = true;
    this.iscreature         = true;
    this.teleportable       = true;
    if(!this.damagedbycontents)
        IL_PUSH(g_damagedbycontents, this);
    this.damagedbycontents  = true;
    this.monsterdef         = mon;
    this.event_damage       = Monster_Damage;
    this.event_heal         = Monster_Heal;
    settouch(this, Monster_Touch);
    this.use                = Monster_Use;
    this.solid              = SOLID_BBOX;
    set_movetype(this, MOVETYPE_WALK);
    StatusEffects_apply(STATUSEFFECT_SpawnShield, this, time + autocvar_g_monsters_spawnshieldtime, 0);
    this.enemy              = NULL;
    this.velocity           = '0 0 0';
    this.moveto             = this.origin;
    this.pos1               = this.origin;
    this.pos2               = this.angles;
    this.reset              = Monster_Reset;
    this.netname            = mon.netname;
    this.monster_attackfunc = mon.monster_attackfunc;
    this.monster_name       = mon.monster_name;
    this.candrop            = true;
    this.view_ofs           = '0 0 0.7' * (this.maxs_z * 0.5);
    this.oldtarget2         = this.target2;
    //this.pass_distance        = 0;
    this.deadflag           = DEAD_NO;
    this.spawn_time         = time;
    this.gravity            = 1;
    this.monster_moveto     = '0 0 0';
    this.monster_face       = '0 0 0';
    this.dphitcontentsmask  = DPCONTENTS_SOLID | DPCONTENTS_BODY | DPCONTENTS_BOTCLIP | DPCONTENTS_MONSTERCLIP;

    if(!this.noalign) { this.noalign = ((mon.spawnflags & MONSTER_TYPE_FLY) || (mon.spawnflags & MONSTER_TYPE_SWIM)); }
    if(!this.scale) { this.scale = 1; }
    if(autocvar_g_monsters_edit) { this.grab = 1; }
    if(autocvar_g_fullbrightplayers) { this.effects |= EF_FULLBRIGHT; }
    if(autocvar_g_nodepthtestplayers) { this.effects |= EF_NODEPTHTEST; }
    if(mon.spawnflags & MONSTER_TYPE_SWIM) { this.flags |= FL_SWIM; }

    if(autocvar_g_playerclip_collisions)
        this.dphitcontentsmask |= DPCONTENTS_PLAYERCLIP;

    if(mon.spawnflags & MONSTER_TYPE_FLY)
    {
        this.flags |= FL_FLY;
        set_movetype(this, MOVETYPE_FLY);
    }

    if(!(this.spawnflags & MONSTERFLAG_RESPAWNED))
    {
        if(mon.spawnflags & MONSTER_SIZE_BROKEN)
            this.scale *= 1.3;

        if(mon.spawnflags & MONSTER_SIZE_QUAKE)
        if(autocvar_g_monsters_quake_resize)
            this.scale *= 1.3;
    }

    setsize(this, mon.m_mins * this.scale, mon.m_maxs * this.scale);

    this.ticrate = bound(sys_frametime, ((!this.ticrate) ? autocvar_g_monsters_think_delay : this.ticrate), 60);

    Monster_UpdateModel(this);

    if(!Monster_Spawn_Setup(this))
    {
        Monster_Remove(this);
        return false;
    }

    if(!this.noalign)
    {
        setorigin(this, this.origin + '0 0 20');
        tracebox(this.origin + '0 0 64', this.mins, this.maxs, this.origin - '0 0 10000', MOVE_WORLDONLY, this);
        setorigin(this, trace_endpos);
    }

    if(!(this.spawnflags & MONSTERFLAG_RESPAWNED))
        monster_setupcolors(this);

    CSQCMODEL_AUTOINIT(this);

    return true;
}