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https://github.com/ZDoom/qzdoom.git
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120 lines
3.1 KiB
Text
120 lines
3.1 KiB
Text
extend class Actor
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{
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//---------------------------------------------------------------------------
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//
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// Used by A_CustomBulletAttack and A_FireBullets
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//
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//---------------------------------------------------------------------------
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static void AimBulletMissile(Actor proj, Actor puff, int flags, bool temp, bool cba)
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{
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if (proj && puff)
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{
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// FAF_BOTTOM = 1
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// Aim for the base of the puff as that's where blood puffs will spawn... roughly.
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proj.A_Face(puff, 0., 0., 0., 0., 1);
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proj.Vel3DFromAngle(proj.Speed, proj.Angle, proj.Pitch);
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if (!temp)
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{
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if (cba)
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{
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if (flags & CBAF_PUFFTARGET) proj.target = puff;
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if (flags & CBAF_PUFFMASTER) proj.master = puff;
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if (flags & CBAF_PUFFTRACER) proj.tracer = puff;
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}
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else
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{
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if (flags & FBF_PUFFTARGET) proj.target = puff;
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if (flags & FBF_PUFFMASTER) proj.master = puff;
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if (flags & FBF_PUFFTRACER) proj.tracer = puff;
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}
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}
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}
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if (puff && temp)
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{
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puff.Destroy();
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}
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}
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//---------------------------------------------------------------------------
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//
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//
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//
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//---------------------------------------------------------------------------
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void A_CustomBulletAttack(double spread_xy, double spread_z, int numbullets, int damageperbullet, class<Actor> pufftype = "BulletPuff", double range = 0, int flags = 0, int ptr = AAPTR_TARGET, class<Actor> missile = null, double Spawnheight = 32, double Spawnofs_xy = 0)
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{
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let ref = GetPointer(ptr);
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if (range == 0)
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range = MISSILERANGE;
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int i;
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double bangle;
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double bslope = 0.;
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int laflags = (flags & CBAF_NORANDOMPUFFZ)? LAF_NORANDOMPUFFZ : 0;
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if (ref != NULL || (flags & CBAF_AIMFACING))
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{
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if (!(flags & CBAF_AIMFACING))
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{
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A_Face(ref);
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}
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bangle = self.Angle;
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if (!(flags & CBAF_NOPITCH)) bslope = AimLineAttack (bangle, MISSILERANGE);
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if (pufftype == null) pufftype = 'BulletPuff';
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A_PlaySound(AttackSound, CHAN_WEAPON);
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for (i = 0; i < numbullets; i++)
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{
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double pangle = bangle;
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double slope = bslope;
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if (flags & CBAF_EXPLICITANGLE)
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{
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pangle += spread_xy;
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slope += spread_z;
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}
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else
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{
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pangle += spread_xy * Random2[cwbullet]() / 255.;
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slope += spread_z * Random2[cwbullet]() / 255.;
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}
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int damage = damageperbullet;
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if (!(flags & CBAF_NORANDOM))
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damage *= random[cwbullet](1, 3);
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let puff = LineAttack(pangle, range, slope, damage, 'Hitscan', pufftype, laflags);
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if (missile != null && pufftype != null)
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{
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double x = Spawnofs_xy * cos(pangle);
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double y = Spawnofs_xy * sin(pangle);
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SetXYZ(Vec3Offset(x, y, 0.));
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let proj = SpawnMissileAngleZSpeed(Pos.Z + GetBobOffset() + Spawnheight, missile, self.Angle, 0, GetDefaultByType(missile).Speed, self, false);
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SetXYZ(pos);
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if (proj)
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{
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bool temp = (puff == null);
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if (!puff)
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{
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puff = LineAttack(pangle, range, slope, 0, 'Hitscan', pufftype, laflags | LAF_NOINTERACT);
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}
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if (puff)
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{
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AimBulletMissile(proj, puff, flags, temp, true);
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}
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}
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}
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}
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}
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}
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}
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