hook.pqc

// ammo fix... fix :P
.float grappleupdatetime;
void(entity rhook) Reset_Grapple = 
{
	sound(rhook.owner, TF_FLARE_OFF, "doors/ddoor2.wav", TF_FLARE_OFF, TF_FLARE_OFF);
	rhook.owner.on_hook = TF_FLARE_LIT;
	rhook.owner.hook_out = TF_FLARE_LIT;
	rhook.owner.fire_held_down = TF_FLARE_LIT;
	rhook.owner.weaponframe = TF_FLARE_LIT;
	rhook.think = SUB_Remove;
	rhook.nextthink = time;
};

void() Reset_My_Grapple = 
{
	sound(self.owner, TF_FLARE_OFF, "doors/ddoor2.wav", TF_FLARE_OFF, TF_FLARE_OFF);
	self.owner.on_hook = TF_FLARE_LIT;
	self.owner.hook_out = TF_FLARE_LIT;
	self.owner.fire_held_down = TF_FLARE_LIT;
	self.owner.weaponframe = TF_FLARE_LIT;
	self.owner.off_hook = time + 1;
	self.think = SUB_Remove;
	self.nextthink = time;
};

void() Grapple_Track = 
{
	if (!(self.owner.on_hook) || self.owner.health <= TF_FLARE_LIT)
	{
		Reset_Grapple(self);
		return;
	}
	if (self.enemy.classname != "player")
	{
		self.velocity = self.enemy.velocity;
	}
	self.nextthink = time + 0.1;
};

entity() MakeLink = 
{
	newmis = spawn();
	newmis.movetype = 9;
	newmis.solid = TF_FLARE_LIT;
	newmis.owner = self;
	setmodel(newmis, "progs/rope.mdl");
	setorigin(newmis, self.origin);
	setsize(newmis, '0 0 0', '0 0 0');
	newmis.angles = vectoangles(newmis.velocity);
	return newmis;
};

void() Remove_Chain = 
{
	self.think = SUB_Remove;
	self.nextthink = time;
	if (self.goalentity)
	{
		self.goalentity.think = SUB_Remove;
		self.goalentity.nextthink = time;
		if (self.goalentity.goalentity)
		{
			self.goalentity.goalentity.think = SUB_Remove;
			self.goalentity.goalentity.nextthink = time;
		}
	}
};

void() Update_Chain = 
{
	local vector temp;
	if (!(self.owner.hook_out))
	{
		self.think = Remove_Chain;
		self.nextthink = time;
		return;
	}
	temp = self.owner.hook.origin - self.owner.origin;
	setorigin(self, self.owner.origin + temp * 0.3);
	setorigin(self.goalentity, self.owner.origin + temp * 0.6);
	setorigin(self.goalentity.goalentity, self.owner.origin + temp * 0.9);
	self.angles = vectoangles(temp);
	self.goalentity.angles = vectoangles(temp);
	self.goalentity.goalentity.angles = vectoangles(temp);
	self.nextthink = time + 0.2;
};

void() Build_Chain = 
{
	self.goalentity = MakeLink();
	self.goalentity.think = Update_Chain;
	self.goalentity.nextthink = time + 0.1;
	self.goalentity.owner = self.owner;
	self.goalentity.goalentity = MakeLink();
	self.goalentity.goalentity.goalentity = MakeLink();
};

// fixes the grappling hook for FTE servers so that it will lock on when the player is on the ground
void () FTE_FixGrapple =
{
	if (trace_startsolid)
		trace_fraction = 1;
}

float() Check_Overhead = 
{
	local vector src;
	local vector end;
	makevectors(self.owner.angles);
	src = self.owner.origin - '0 0 24';
	end = self.owner.origin - '0 0 24';
	traceline(src, end, TF_FLARE_LIT, self.owner);
	FTE_FixGrapple();
	if (trace_fraction != TF_FLARE_OFF)
	{
		return TF_FLARE_LIT;
	}
	src = self.owner.origin - '0 0 24' - v_forward * 16;
	end = self.owner.origin - '0 0 24' - v_forward * 16 + '0 0 58';
	traceline(src, end, TF_FLARE_LIT, self.owner);
	FTE_FixGrapple();
	if (trace_fraction != TF_FLARE_OFF)
	{
		return TF_FLARE_LIT;
	}
	src = self.owner.origin - '0 0 24' + v_forward * 16;
	end = self.owner.origin - '0 0 24' + v_forward * 16 + '0 0 58';
	traceline(src, end, TF_FLARE_LIT, self.owner);
	FTE_FixGrapple();
	if (trace_fraction != TF_FLARE_OFF)
	{
		return TF_FLARE_LIT;
	}
	src = self.owner.origin - '0 0 24' - v_right * 16;
	end = self.owner.origin - '0 0 24' - v_right * 16 + '0 0 58';
	traceline(src, end, TF_FLARE_LIT, self.owner);
	FTE_FixGrapple();
	if (trace_fraction != TF_FLARE_OFF)
	{
		return TF_FLARE_LIT;
	}
	src = self.owner.origin - '0 0 24' + v_right * 16;
	end = self.owner.origin - '0 0 24' + v_right * 16 + '0 0 58';
	traceline(src, end, TF_FLARE_LIT, self.owner);
	FTE_FixGrapple();
	if (trace_fraction != TF_FLARE_OFF)
	{
		return TF_FLARE_LIT;
	}
	return TF_FLARE_OFF;
};

void() Anchor_Grapple = 
{
	local float test;
	if (other == self.owner)
	{
		return;
	}
	if (other.classname == "missile" || other.classname == "grenade" || other.classname == "spike" || other.classname == "hook")
	{
		return;
	}
	if (pointcontents(self.origin) == -6)
	{
		Reset_Grapple(self);
		return;
	}
	self.health = TF_FLARE_OFF;
	self.takedamage = 2;
	self.classname = "bot";
	self.team_no = TF_FLARE_LIT;
	self.th_die = Reset_My_Grapple;
	if (other.takedamage)
	{
		sound(self, TF_FLARE_OFF, "shambler/smack.wav", TF_FLARE_OFF, TF_FLARE_OFF);
	}
	else
	{
		sound(self, TF_FLARE_OFF, "player/axhit2.wav", TF_FLARE_OFF, TF_FLARE_OFF);
	}
	if (other.takedamage)
	{
		T_Damage(other, self, self.owner, 10);
	}
	self.velocity = '0 0 0';
	self.avelocity = '0 0 0';
	sound(self, TF_FLARE_OFF, "weapons/bounce.wav", TF_FLARE_OFF, TF_FLARE_OFF);
	sound(self.owner, TF_FLARE_LIT, "weapons/retract.wav", 0.8, TF_FLARE_OFF);
	local string newgrapple;
	newgrapple = infokey (world, "newgrapple");
	if (newgrapple == "1")
	{
		self.owner.ammo_cells = self.owner.ammo_cells - 10;
	}
	else
	{
		self.owner.ammo_cells = 0;
	}
	if (!(self.owner.button0))
	{
		Reset_Grapple(self);
		return;
	}
	test = Check_Overhead();
	if (!test)
	{
		Reset_Grapple(self);
		return;
	}
	self.owner.on_hook = TF_FLARE_OFF;
	if (self.owner.flags & 512)
	{
		self.owner.flags = self.owner.flags - 512;
		setorigin(self.owner, self.owner.origin + '0 0 1');
	}
	self.owner.lefty = TF_FLARE_OFF;
	self.enemy = other;
	self.think = Grapple_Track;
	self.nextthink = time;
	self.touch = SUB_Null;
};

void() Throw_Grapple = 
{
	if (self.hook_out)
	{
		return;
	}
	KickPlayer(-1, self);
	newmis = spawn();
	newmis.movetype = 9;
	newmis.solid = 2;
	newmis.owner = self;
	self.hook = newmis;
	newmis.classname = "hook";
	makevectors(self.v_angle);
	newmis.velocity = v_forward * 2000;
	newmis.angles = vectoangles(newmis.velocity);
	newmis.touch = Anchor_Grapple;
	newmis.think = Build_Chain;
	newmis.nextthink = time + 0.1;
	setmodel(newmis, "progs/hook.mdl");
	setorigin(newmis, self.origin + v_forward * 16 + '0 0 16');
	setsize(newmis, '-1 -1 -1', '1 1 1');
	self.hook_out = TF_FLARE_OFF;
	self.fire_held_down = TF_FLARE_OFF;
};

void() Service_Grapple = 
{
	local vector hook_dir;
	if (!(self.button0))
	{
		self.fire_held_down = TF_FLARE_LIT;
		if (self.current_weapon == TF_FLARE_OFF)
		{
			Reset_Grapple(self.hook);
		}
	}
	if (self.hook.enemy.classname == "player" || self.hook.enemy.classname == "bot")
	{
		if (self.hook.enemy.health > TF_FLARE_OFF)
		{
			hook_dir = self.hook.enemy.origin - self.origin;
		}
		else
		{
			Reset_Grapple(self.hook);
		}
	}
	else
	{
		if (self.hook.enemy.classname != "player")
		{
			hook_dir = self.hook.origin - self.origin;
		}
	}
#ifdef clan_progs
	self.velocity = normalize(hook_dir) * PC_SPY_MAXSPEED * 2;
#else
	self.velocity = normalize(hook_dir) * self.maxfbspeed * 2;
#endif
	if (vlen(hook_dir) <= 100 && self.lefty)
	{
		if (self.hook.goalentity)
		{
			self.hook.goalentity.think = Remove_Chain;
			self.hook.goalentity.nextthink = time;
		}
		self.lefty = TF_FLARE_LIT;
	}
// Seems that when spy was on grapple this would cause a serious bug making spies not able to use gun weapons
// Thanks "the skip" for pointing this bug out
	if (self.grappleupdatetime < time)
	{
		self.currentammo = self.ammo_cells;
		self.grappleupdatetime = time + 1;
	}
	else
	{
		self.grappleupdatetime = time + 1;
	}
};