platforms.qc

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#include "platforms.qh"

void generic_plat_blocked(entity this, entity blocker)
{
#ifdef SVQC
    if(this.dmg && blocker.takedamage != DAMAGE_NO)
    {
        if(this.dmgtime2 < time)
        {
            Damage (blocker, this, this, this.dmg, DEATH_HURTTRIGGER.m_id, DMG_NOWEP, blocker.origin, '0 0 0');
            this.dmgtime2 = time + this.dmgtime;
        }

        // Gib dead/dying stuff
        if(IS_DEAD(blocker))
            Damage (blocker, this, this, 10000, DEATH_HURTTRIGGER.m_id, DMG_NOWEP, blocker.origin, '0 0 0');
    }
#endif
}

void plat_spawn_inside_trigger(entity this)
{
    vector tmin, tmax;

    entity trigger = spawn();
    settouch(trigger, plat_center_touch);
    set_movetype(trigger, MOVETYPE_NONE);
    trigger.solid = SOLID_TRIGGER;
    trigger.enemy = this;

    tmin = this.absmin + '25 25 0';
    tmax = this.absmax - '25 25 -8';
    tmin_z = tmax_z - (this.pos1_z - this.pos2_z + 8);
    if (this.spawnflags & PLAT_LOW_TRIGGER)
        tmax_z = tmin_z + 8;

    if (this.size_x <= 50)
    {
        tmin_x = (this.mins_x + this.maxs_x) / 2;
        tmax_x = tmin_x + 1;
    }
    if (this.size_y <= 50)
    {
        tmin_y = (this.mins_y + this.maxs_y) / 2;
        tmax_y = tmin_y + 1;
    }

    if(tmin_x < tmax_x)
        if(tmin_y < tmax_y)
            if(tmin_z < tmax_z)
            {
                setsize (trigger, tmin, tmax);
                return;
            }

    // otherwise, something is fishy...
    delete(trigger);
    objerror(this, "plat_spawn_inside_trigger: platform has odd size or lip, can't spawn");
}

void plat_hit_top(entity this)
{
    _sound (this, CH_TRIGGER_SINGLE, this.noise1, VOL_BASE, ATTEN_NORM);
    this.state = STATE_TOP;

    setthink(this, plat_go_down);
    this.nextthink = this.ltime + 3;
}

void plat_hit_bottom(entity this)
{
    _sound (this, CH_TRIGGER_SINGLE, this.noise1, VOL_BASE, ATTEN_NORM);
    this.state = STATE_BOTTOM;
}

void plat_go_down(entity this)
{
    _sound (this, CH_TRIGGER_SINGLE, this.noise, VOL_BASE, ATTEN_NORM);
    this.state = STATE_DOWN;
    SUB_CalcMove (this, this.pos2, TSPEED_LINEAR, this.speed, plat_hit_bottom);
}

void plat_go_up(entity this)
{
    _sound (this, CH_TRIGGER_SINGLE, this.noise, VOL_BASE, ATTEN_NORM);
    this.state = STATE_UP;
    SUB_CalcMove (this, this.pos1, TSPEED_LINEAR, this.speed, plat_hit_top);
}

void plat_center_touch(entity this, entity toucher)
{
#ifdef SVQC
    if (!toucher.iscreature)
        return;

    if (GetResource(toucher, RES_HEALTH) <= 0)
        return;
#elif defined(CSQC)
    if (!IS_PLAYER(toucher))
        return;
    if(IS_DEAD(toucher))
        return;
#endif

    if (this.enemy.state == STATE_BOTTOM) {
        plat_go_up(this.enemy);
    } else if (this.enemy.state == STATE_TOP)
        this.enemy.nextthink = this.enemy.ltime + 1;
}

void plat_outside_touch(entity this, entity toucher)
{
#ifdef SVQC
    if (!toucher.iscreature)
        return;

    if (GetResource(toucher, RES_HEALTH) <= 0)
        return;
#elif defined(CSQC)
    if (!IS_PLAYER(toucher))
        return;
#endif

    if (this.enemy.state == STATE_TOP) {
        entity e = this.enemy;
        plat_go_down(e);
    }
}

void plat_trigger_use(entity this, entity actor, entity trigger)
{
    if (getthink(this))
        return;     // already activated
    plat_go_down(this);
}


void plat_crush(entity this, entity blocker)
{
    if((this.spawnflags & CRUSH) && (blocker.takedamage != DAMAGE_NO))
    { // KIll Kill Kill!!
#ifdef SVQC
        Damage (blocker, this, this, 10000, DEATH_HURTTRIGGER.m_id, DMG_NOWEP, blocker.origin, '0 0 0');
#endif
    }
    else
    {
#ifdef SVQC
        if((this.dmg) && (blocker.takedamage != DAMAGE_NO))
        {   // Shall we bite?
            Damage (blocker, this, this, this.dmg, DEATH_HURTTRIGGER.m_id, DMG_NOWEP, blocker.origin, '0 0 0');
            // Gib dead/dying stuff
            if(IS_DEAD(blocker))
                Damage (blocker, this, this, 10000, DEATH_HURTTRIGGER.m_id, DMG_NOWEP, blocker.origin, '0 0 0');
        }
#endif

        if (this.state == STATE_UP)
            plat_go_down (this);
        else if (this.state == STATE_DOWN)
            plat_go_up (this);
    // when in other states, then the plat_crush event came delayed after
    // plat state already had changed
    // this isn't a bug per se!
    }
}

void plat_use(entity this, entity actor, entity trigger)
{
    this.use = func_null;
    if (this.state != STATE_UP)
        objerror (this, "plat_use: not in up state");
    plat_go_down(this);
}

// WARNING: backwards compatibility because people don't use already existing fields :(
// TODO: Check if any maps use these fields and remove these fields if it doesn't break maps
.string sound1, sound2;

void plat_reset(entity this)
{
    if(this.targetname && this.targetname != "")
    {
        setorigin(this, this.pos1);
        this.state = STATE_UP;
        this.use = plat_use;
    }
    else
    {
        setorigin(this, this.pos2);
        this.state = STATE_BOTTOM;
        this.use = plat_trigger_use;
    }

#ifdef SVQC
    this.SendFlags |= SF_TRIGGER_RESET;
#endif
}

.float platmovetype_start_default, platmovetype_end_default;
bool set_platmovetype(entity e, string s)
{
    // sets platmovetype_start and platmovetype_end based on a string consisting of two values

    int n = tokenize_console(s);
    if(n > 0)
        e.platmovetype_start = stof(argv(0));
    else
        e.platmovetype_start = 0;

    if(n > 1)
        e.platmovetype_end = stof(argv(1));
    else
        e.platmovetype_end = e.platmovetype_start;

    if(n > 2)
        if(argv(2) == "force")
            return true; // no checking, return immediately

    if(!cubic_speedfunc_is_sane(e.platmovetype_start, e.platmovetype_end))
    {
        objerror(e, "Invalid platform move type; platform would go in reverse, which is not allowed.");
        return false;
    }

    return true;
}