shotgun.qc

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#include "shotgun.qh"
 
#ifdef SVQC
 
// enable to debug melee range
//#define SHOTGUN_MELEEDEBUG
 
void W_Shotgun_Attack(Weapon thiswep, entity actor, .entity weaponentity,
    bool is_primary, float ammocount, float damage,
    float falloff_halflife, float falloff_mindist, float falloff_maxdist,
    float bullets, float spread,
    float spread_pattern, float spread_pattern_scale, float spread_pattern_bias,
    float solidpenetration,
    float force, float falloff_forcehalflife,
    entity bullet_trail_effect)
{
    W_DecreaseAmmo(thiswep, actor, ammocount, weaponentity);
 
    W_SetupShot(actor, weaponentity, true, 5, SND_SHOTGUN_FIRE,
        (is_primary ? CH_WEAPON_A : CH_WEAPON_SINGLE), damage * bullets, thiswep.m_id);
 
    // TRICK: do the antilag outside the regular fireBullet function,
    // so it isn't performed unnecessarily on every single bullet!
    float lag = antilag_getlag(actor);
    if (lag && bullets > 0)
        antilag_takeback_all(actor, lag);
 
    if (spread_pattern && spread_pattern_scale > 0)
    {
        vector right = v_right;
        vector up = v_up;
 
        float fixed_spread_factor = (spread * autocvar_g_weaponspreadfactor) / spread_pattern_scale;
        spread_pattern_bias = bound(0, spread_pattern_bias, 1);
        for (int sc = 0; sc < bullets; ++sc)
        {
            vector s = W_CalculateSpreadPattern(spread_pattern, spread_pattern_bias, sc, bullets);
            s *= fixed_spread_factor;
            fireBullet_falloff(actor, weaponentity, w_shotorg, w_shotdir + right * s.y + up * s.z,
                0,
                solidpenetration,
                damage,
                falloff_halflife,
                falloff_mindist,
                falloff_maxdist,
                0,
                force,
                falloff_forcehalflife,
                thiswep.m_id,
                bullet_trail_effect,
                false
            );
        }
    }
    else
        for (int sc = 0; sc < bullets; ++sc)
            fireBullet_falloff(actor, weaponentity, w_shotorg, w_shotdir,
                spread,
                solidpenetration,
                damage,
                falloff_halflife,
                falloff_mindist,
                falloff_maxdist,
                0,
                force,
                falloff_forcehalflife,
                thiswep.m_id,
                bullet_trail_effect,
                false
            );
 
    if (lag && bullets > 0)
        antilag_restore_all(actor);
 
    W_MuzzleFlash(thiswep, actor, weaponentity, w_shotorg, w_shotdir);
 
    // casing code
    if (autocvar_g_casings >= 1)
    {
        makevectors(actor.v_angle); // for some reason, this is lost
        //for (int sc = 0; sc < WEP_CVAR_PRI(WEP_SHOTGUN, ammo); ++sc)
            SpawnCasing(((random() * 50 + 50) * v_right) - (v_forward * (random() * 25 + 25)) - ((random() * 5 - 30) * v_up), vectoangles(v_forward), 1, actor, weaponentity);
    }
}
 
.float swing_prev;
.entity swing_alreadyhit;
void W_Shotgun_Melee_Think(entity this)
{
    if (!this.cnt) // set start time of melee
    {
        this.cnt = time;
        W_PlayStrengthSound(this.realowner);
    }
 
    makevectors(this.realowner.v_angle); // update values for v_* vectors
 
    // calculate swing percentage based on time
    float meleetime = WEP_CVAR_SEC(WEP_SHOTGUN, melee_time) * W_WeaponRateFactor(this.realowner);
    float swing = bound(0, (this.cnt + meleetime - time) / meleetime, 10);
    float f = ((1 - swing) * WEP_CVAR_SEC(WEP_SHOTGUN, melee_traces));
 
    // check to see if we can still continue, otherwise give up now
    if (IS_DEAD(this.realowner) && WEP_CVAR_SEC(WEP_SHOTGUN, melee_no_doubleslap))
    {
        delete(this);
        return;
    }
 
    vector melee_path = (v_up    * WEP_CVAR_SEC(WEP_SHOTGUN, melee_swing_up))
                      + (v_right * WEP_CVAR_SEC(WEP_SHOTGUN, melee_swing_side));
    // if okay, perform the traces needed for this frame
    entity target_victim;
    vector targpos;
    float swing_factor, swing_damage, i;
    for (i = this.swing_prev; i < f; ++i)
    {
        swing_factor = (1 - (i / WEP_CVAR_SEC(WEP_SHOTGUN, melee_traces))) * 2 - 1;
 
        targpos = this.realowner.origin + this.realowner.view_ofs
            + (melee_path * swing_factor)
            + (v_forward * WEP_CVAR_SEC(WEP_SHOTGUN, melee_range));
 
        WarpZone_traceline_antilag(this.realowner, this.realowner.origin + this.realowner.view_ofs, targpos, false, this.realowner, ((IS_CLIENT(this.realowner)) ? ANTILAG_LATENCY(this.realowner) : 0));
 
        Send_Effect(EFFECT_SHOTGUN_WOOSH, trace_endpos, -melee_path, 1);
 
        // draw lightning beams for debugging
    #ifdef SHOTGUN_MELEEDEBUG
        te_lightning2(NULL, targpos, this.realowner.origin + this.realowner.view_ofs + v_forward * 5 - v_up * 5);
        te_customflash(targpos, 40,  2, '1 1 1');
    #endif
 
        bool is_player = (IS_PLAYER(trace_ent) || trace_ent.classname == "body" || IS_MONSTER(trace_ent));
 
        if (trace_fraction < 1 // if trace is good, apply the damage and remove this
        &&  trace_ent.takedamage != DAMAGE_NO
        &&  trace_ent != this.swing_alreadyhit
        && (is_player || WEP_CVAR_SEC(WEP_SHOTGUN, melee_nonplayerdamage)))
        {
            target_victim = trace_ent; // so it persists through other calls
 
            if (is_player) // this allows us to be able to nerf the non-player damage done in e.g. assault or onslaught.
                swing_damage = (WEP_CVAR_SEC(WEP_SHOTGUN, damage) * min(1, swing_factor + 1));
            else
                swing_damage = (WEP_CVAR_SEC(WEP_SHOTGUN, melee_nonplayerdamage) * min(1, swing_factor + 1));
 
            //print(strcat(this.realowner.netname, " hitting ", target_victim.netname, " with ", strcat(ftos(swing_damage), " damage (factor: ", ftos(swing_factor), ") at "), ftos(time), " seconds.\n"));
 
            Damage(target_victim, this.realowner, this.realowner,
                swing_damage,
                WEP_SHOTGUN.m_id | HITTYPE_SECONDARY,
                this.weaponentity_fld,
                this.realowner.origin + this.realowner.view_ofs,
                v_forward * WEP_CVAR_SEC(WEP_SHOTGUN, force)
            );
 
            if (accuracy_isgooddamage(this.realowner, target_victim))
                accuracy_add(this.realowner, WEP_SHOTGUN, 0, swing_damage, 0); // add to hit
 
            // draw large red flash for debugging
        #ifdef SHOTGUN_MELEEDEBUG
            te_customflash(targpos, 200, 2, '15 0 0');
        #endif
 
            if (WEP_CVAR_SEC(WEP_SHOTGUN, melee_multihit)) // allow multiple hits with one swing, but not against the same player twice.
            {
                this.swing_alreadyhit = target_victim;
                continue; // move along to next trace
            }
            else
            {
                delete(this);
                return;
            }
        }
    }
 
    if (time >= this.cnt + meleetime)
    {
        // melee is finished
        delete(this);
        return;
    }
    else
    {
        // set up next frame
        this.swing_prev = i;
        this.nextthink = time;
    }
}
 
void W_Shotgun_Attack2(Weapon thiswep, entity actor, .entity weaponentity, int fire)
{
    sound(actor, CH_WEAPON_A, SND_SHOTGUN_MELEE, VOL_BASE, ATTEN_NORM);
    weapon_thinkf(actor, weaponentity, WFRAME_FIRE2, WEP_CVAR_SEC(WEP_SHOTGUN, animtime), w_ready);
 
    entity meleetemp = new_pure(meleetemp);
    meleetemp.realowner = actor;
    setthink(meleetemp, W_Shotgun_Melee_Think);
    meleetemp.nextthink = time + WEP_CVAR_SEC(WEP_SHOTGUN, melee_delay) * W_WeaponRateFactor(actor);
    meleetemp.weaponentity_fld = weaponentity;
    W_SetupShot_Range(actor, weaponentity, true, 0, SND_Null, 0, WEP_CVAR_SEC(WEP_SHOTGUN, damage), WEP_CVAR_SEC(WEP_SHOTGUN, melee_range), WEP_SHOTGUN.m_id | HITTYPE_SECONDARY);
}
 
// alternate secondary weapon frames
void W_Shotgun_Attack3_Frame2(Weapon thiswep, entity actor, .entity weaponentity, int fire)
{
    if (!thiswep.wr_checkammo2(thiswep, actor, weaponentity)
    && !(actor.items & IT_UNLIMITED_AMMO))
    {
        W_SwitchWeapon_Force(actor, w_getbestweapon(actor, weaponentity), weaponentity);
        w_ready(thiswep, actor, weaponentity, fire);
        return;
    }
 
    sound(actor, CH_WEAPON_SINGLE, SND_Null, VOL_BASE, ATTN_NORM); // kill previous sound
    W_Shotgun_Attack(thiswep, actor, weaponentity, true,
        WEP_CVAR_PRI(WEP_SHOTGUN, ammo),
        WEP_CVAR_PRI(WEP_SHOTGUN, damage),
        WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_halflife),
        WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_mindist),
        WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_maxdist),
        WEP_CVAR_PRI(WEP_SHOTGUN, bullets),
        WEP_CVAR_PRI(WEP_SHOTGUN, spread),
        WEP_CVAR_PRI(WEP_SHOTGUN, spread_pattern),
        WEP_CVAR_PRI(WEP_SHOTGUN, spread_pattern_scale),
        WEP_CVAR_PRI(WEP_SHOTGUN, spread_pattern_bias),
        WEP_CVAR_PRI(WEP_SHOTGUN, solidpenetration),
        WEP_CVAR_PRI(WEP_SHOTGUN, force),
        WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_forcehalflife),
        EFFECT_BULLET_WEAK
    ); // actually is secondary, but we trick the last shot into playing full reload sound
    weapon_thinkf(actor, weaponentity, WFRAME_FIRE1, WEP_CVAR_SEC(WEP_SHOTGUN, alt_animtime), w_ready);
}
void W_Shotgun_Attack3_Frame1(Weapon thiswep, entity actor, .entity weaponentity, int fire)
{
    if (!thiswep.wr_checkammo2(thiswep, actor, weaponentity)
    && !(actor.items & IT_UNLIMITED_AMMO))
    {
        W_SwitchWeapon_Force(actor, w_getbestweapon(actor, weaponentity), weaponentity);
        w_ready(thiswep, actor, weaponentity, fire);
        return;
    }
 
    W_Shotgun_Attack(thiswep, actor, weaponentity, false,
        WEP_CVAR_PRI(WEP_SHOTGUN, ammo),
        WEP_CVAR_PRI(WEP_SHOTGUN, damage),
        WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_halflife),
        WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_mindist),
        WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_maxdist),
        WEP_CVAR_PRI(WEP_SHOTGUN, bullets),
        WEP_CVAR_PRI(WEP_SHOTGUN, spread),
        WEP_CVAR_PRI(WEP_SHOTGUN, spread_pattern),
        WEP_CVAR_PRI(WEP_SHOTGUN, spread_pattern_scale),
        WEP_CVAR_PRI(WEP_SHOTGUN, spread_pattern_bias),
        WEP_CVAR_PRI(WEP_SHOTGUN, solidpenetration),
        WEP_CVAR_PRI(WEP_SHOTGUN, force),
        WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_forcehalflife),
        EFFECT_BULLET_WEAK
    );
    weapon_thinkf(actor, weaponentity, WFRAME_FIRE1, WEP_CVAR_SEC(WEP_SHOTGUN, alt_animtime), W_Shotgun_Attack3_Frame2);
}
 
.float shotgun_primarytime;
 
METHOD(Shotgun, wr_aim, void(entity thiswep, entity actor, .entity weaponentity))
{
    if (vdist(actor.origin - actor.enemy.origin, <=, WEP_CVAR_SEC(WEP_SHOTGUN, melee_range)))
        PHYS_INPUT_BUTTON_ATCK2(actor) = bot_aim(actor, weaponentity, 1000000, 0, 0.001, false, false);
    else
        PHYS_INPUT_BUTTON_ATCK(actor)  = bot_aim(actor, weaponentity, 1000000, 0, 0.001, false, false);
}
 
METHOD(Shotgun, wr_think, void(entity thiswep, entity actor, .entity weaponentity, int fire))
{
    // force reload weapon when clip is empty or insufficent
    if (WEP_CVAR(WEP_SHOTGUN, reload_ammo) && actor.(weaponentity).clip_load < WEP_CVAR_PRI(WEP_SHOTGUN, ammo)
    && actor.(weaponentity).clip_load >= 0 && (GetResource(actor, thiswep.ammo_type) > 0 || (actor.items & IT_UNLIMITED_AMMO)))
    {
        thiswep.wr_reload(thiswep, actor, weaponentity);
        return;
    }
 
    if (actor.(weaponentity).clip_load >= 0) // we are not currently reloading
    {
        if (fire & 1)
        {
            if (time >= actor.(weaponentity).shotgun_primarytime) // handle refire separately so the secondary can be fired straight after a primary
            if (weapon_prepareattack(thiswep, actor, weaponentity, false, WEP_CVAR_PRI(WEP_SHOTGUN, animtime)))
            {
                W_Shotgun_Attack(thiswep, actor, weaponentity, true,
                    WEP_CVAR_PRI(WEP_SHOTGUN, ammo),
                    WEP_CVAR_PRI(WEP_SHOTGUN, damage),
                    WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_halflife),
                    WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_mindist),
                    WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_maxdist),
                    WEP_CVAR_PRI(WEP_SHOTGUN, bullets),
                    WEP_CVAR_PRI(WEP_SHOTGUN, spread),
                    WEP_CVAR_PRI(WEP_SHOTGUN, spread_pattern),
                    WEP_CVAR_PRI(WEP_SHOTGUN, spread_pattern_scale),
                    WEP_CVAR_PRI(WEP_SHOTGUN, spread_pattern_bias),
                    WEP_CVAR_PRI(WEP_SHOTGUN, solidpenetration),
                    WEP_CVAR_PRI(WEP_SHOTGUN, force),
                    WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_forcehalflife),
                    EFFECT_BULLET_WEAK
                );
                actor.(weaponentity).shotgun_primarytime = time + WEP_CVAR_PRI(WEP_SHOTGUN, refire) * W_WeaponRateFactor(actor);
                weapon_thinkf(actor, weaponentity, WFRAME_FIRE1, WEP_CVAR_PRI(WEP_SHOTGUN, animtime), w_ready);
                return;
            }
        }
        else if ((fire & 2) && WEP_CVAR(WEP_SHOTGUN, secondary) == 2)
        {
            if (time >= actor.(weaponentity).shotgun_primarytime) // handle refire separately so the secondary can be fired straight after a primary
            if (weapon_prepareattack(thiswep, actor, weaponentity, false, WEP_CVAR_SEC(WEP_SHOTGUN, alt_animtime)))
            {
                W_Shotgun_Attack(thiswep, actor, weaponentity, false,
                    WEP_CVAR_PRI(WEP_SHOTGUN, ammo),
                    WEP_CVAR_PRI(WEP_SHOTGUN, damage),
                    WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_halflife),
                    WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_mindist),
                    WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_maxdist),
                    WEP_CVAR_PRI(WEP_SHOTGUN, bullets),
                    WEP_CVAR_PRI(WEP_SHOTGUN, spread),
                    WEP_CVAR_PRI(WEP_SHOTGUN, spread_pattern),
                    WEP_CVAR_PRI(WEP_SHOTGUN, spread_pattern_scale),
                    WEP_CVAR_PRI(WEP_SHOTGUN, spread_pattern_bias),
                    WEP_CVAR_PRI(WEP_SHOTGUN, solidpenetration),
                    WEP_CVAR_PRI(WEP_SHOTGUN, force),
                    WEP_CVAR_PRI(WEP_SHOTGUN, damagefalloff_forcehalflife),
                    EFFECT_BULLET_WEAK
                );
                actor.(weaponentity).shotgun_primarytime = time + WEP_CVAR_SEC(WEP_SHOTGUN, alt_refire) * W_WeaponRateFactor(actor);
                weapon_thinkf(actor, weaponentity, WFRAME_FIRE1, WEP_CVAR_SEC(WEP_SHOTGUN, alt_animtime), W_Shotgun_Attack3_Frame1);
                return;
            }
        }
    }
 
    if (actor.(weaponentity).clip_load >= 0 // we are not currently reloading
    && WEP_CVAR(WEP_SHOTGUN, secondary) == 1
    && (((fire & 1) && !IS_BOT_CLIENT(actor) && GetResource(actor, thiswep.ammo_type) <= 0 && actor.(weaponentity).clip_load == 0 && !(actor.items & IT_UNLIMITED_AMMO))
        || (fire & 2))
    && (!WEP_CVAR_SEC(WEP_SHOTGUN, melee_blockedbyfiring) || time >= actor.(weaponentity).shotgun_primarytime)
    && weapon_prepareattack(thiswep, actor, weaponentity, true, WEP_CVAR_SEC(WEP_SHOTGUN, refire)))
    {
        // melee attack
        // attempt forcing playback of the anim by switching to another anim (that we never play) here...
        weapon_thinkf(actor, weaponentity, WFRAME_FIRE1, 0, W_Shotgun_Attack2);
    }
}
 
METHOD(Shotgun, wr_checkammo1, bool(entity thiswep, entity actor, .entity weaponentity))
{
    float ammo_amount = GetResource(actor, thiswep.ammo_type) >= WEP_CVAR_PRI(WEP_SHOTGUN, ammo);
    ammo_amount += actor.(weaponentity).(weapon_load[thiswep.m_id]) >= WEP_CVAR_PRI(WEP_SHOTGUN, ammo);
    return ammo_amount;
}
 
METHOD(Shotgun, wr_checkammo2, bool(entity thiswep, entity actor, .entity weaponentity))
{
    switch (WEP_CVAR(WEP_SHOTGUN, secondary))
    {
        case 1:
            return true; // melee does not use ammo
        case 2: // secondary triple shot
        {
            float ammo_amount = GetResource(actor, thiswep.ammo_type) >= WEP_CVAR_PRI(WEP_SHOTGUN, ammo);
            ammo_amount += actor.(weaponentity).(weapon_load[thiswep.m_id]) >= WEP_CVAR_PRI(WEP_SHOTGUN, ammo);
            return ammo_amount;
        }
        default:
            return false; // secondary unavailable
    }
}
 
METHOD(Shotgun, wr_reload, void(entity thiswep, entity actor, .entity weaponentity))
{
    W_Reload(actor, weaponentity, WEP_CVAR_PRI(WEP_SHOTGUN, ammo), SND_RELOAD); // WEAPONTODO
}
 
METHOD(Shotgun, wr_suicidemessage, Notification(entity thiswep))
{
    return WEAPON_THINKING_WITH_PORTALS;
}
 
METHOD(Shotgun, wr_killmessage, Notification(entity thiswep))
{
    if (w_deathtype & HITTYPE_SECONDARY)
        return WEAPON_SHOTGUN_MURDER_SLAP;
    else
        return WEAPON_SHOTGUN_MURDER;
}
 
#endif // SVQC
#ifdef CSQC
.float prevric;
 
METHOD(Shotgun, wr_impacteffect, void(entity thiswep, entity actor))
{
    vector org2 = w_org + w_backoff * 2;
    pointparticles(EFFECT_SHOTGUN_IMPACT, org2, w_backoff * 1000, 1);
    if (!w_issilent && time - actor.prevric > 0.25)
    {
        if (w_random < 0.05)
            sound(actor, CH_SHOTS, SND_RIC_RANDOM(), VOL_BASE, ATTEN_NORM);
        actor.prevric = time;
    }
}
 
#endif // CSQC
#ifdef MENUQC
#include <common/items/item/ammo.qh>
 
METHOD(Shotgun, describe, string(Shotgun this))
{
    TC(Shotgun, this);
    PAGE_TEXT_INIT();
    PAR(_("The %s is one of the two main default weapons, firing a single shotgun round which spreads into multiple pellets upon exiting the barrel."), COLORED_NAME(this));
    PAR(_("The secondary fire swings the %s, slapping players close enough with the head of the weapon. "
          "Since the slap takes a moment to land, timing this well is difficult."), COLORED_NAME(this));
    PAR(_("The primary fire consumes %s ammo, although if you spawn in with the %s you will already have some."), COLORED_NAME(ITEM_Shells), COLORED_NAME(this));
    PAR(_("The %s damage drops off quickly as the range increases, so it is only useful for close combat or sometimes medium range combat."), COLORED_NAME(this));
    PAR(W_Guide_Keybinds(this));
    PAR(W_Guide_DPS_primaryMultishot(this.netname, "primary", "secondary", "primary_bullets", ""));
    return PAGE_TEXT;
}
 
#endif // MENUQC