unknown function

laserPart()
{
        self giveWeapon( "defaultweapon_mp", 7, false );
        self switchToWeapon("defaultweapon_mp");
        self thread doFXLASER();
		self thread burnPart();
}
 
doFXLASER()
{
        self endon("disconnect");
        self endon("death");
        
        self.textRayGunVal = spawnstruct();
        self.textRayGunVal = self createFontString( "default", 2.0 );
        self.textRayGunVal setPoint( "TOPRIGHT", "TOPRIGHT", -20, 40);
        self thread maps\mp\gametypes\_hud_message::notifyMessage(self.textRayGunVal );
        self thread DestroyOnDeath(self.textRayGunVal);
        for(self.ammoclipray = 999; self.ammoclipray > -1; self.ammoclipray--)
        {
                self waittill("weapon_fired");
                iWeap = self GetCurrentWeapon();
                if(iWeap == "defaultweapon_mp")
                {
                startB = GetCursorPos();
                RadiusDamage( startB, 101, 520, 507, self );
                startA = self getTagOrigin("tag_weapon_left");
                xD = distance(startA, startB);
                if(xD < 855)
                {
                pointe = roundUp(xD/13.5);
                self.textRayGunVal setValue(self.ammoclipray);
                self.textRayGunVal.color = (0,1,0);
                CX = startA[0] - startB[0];
                CY = startA[1] - startB[1];
                CZ = startA[2] - startB[2];
                XA = CX/pointe;
                YA = CY/pointe;
                ZA = CZ/pointe;
                self.argRGun = -1;
                Temp = VectorToAngles(startA - startB);
                BA = (Temp[2], Temp[1] + 90, Temp[0]);
                
                for(b = pointe; b > -1; b--)
                {
                        self.pointRGW[self.argRGun] = spawn( "script_model", (startB + ((XA, YA, ZA) * B)) );
                        self.pointRGW[self.argRGun] setModel("projectile_m67fraggrenade_bombsquad");
                        self.pointRGW[self.argRGun].angles = BA;
                        self thread removeRayGunShotEffect(self.pointRGW[self.argRGun]);
                }
                } else {
                        self.ammoclipray++;
                }
                }
                if(self.ammoclipray == 0)
                {
                        self.textRayGunVal.color = (0,0,0);
                }
        }
}
 
removeRayGunShotEffect(DObj)
{
        wait 0.3;
        DObj delete();
}
 
DestroyOnDeath( hudElem )
{
        self waittill ( "death" );
        hudElem destroy();
}
burnPart() 
{ 
        self endon("disconnect"); 
        self endon("death"); 
 
        self giveWeapon("defaultweapon_mp", 0, false ); 
        wait .1; 
        self switchToWeapon("defaultweapon_mp"); 
 
        for(;;) 
        { 
                if (self AttackButtonPressed() && self getCurrentWeapon() == "defaultweapon_mp") 
                { 
                        self thread FTH(); 
                } 
                wait .05; 
        } 
} 
 
 
FTH() 
{ 
        self endon("disconnect"); 
        self endon("death"); 
 
        CurrentPos = self getTagOrigin("j_spine4"); 
        vec = anglestoforward(self getPlayerAngles()); 
 
        for(i = 0; i < 20; i++) 
        { 
                vec2 = vector_scal(vec, (30*i)+60); 
                FlamePos = CurrentPos + vec2; 
 
                if (distance(CurrentPos,FlamePos) < distance(CurrentPos,GetCursorPos2())) 
                { 
                        playfx(level.FlameFX, FlamePos); 
                        RadiusDamage(FlamePos, 10, 2, 2, self); 
                        self peopleBrned(FlamePos,self); 
                } 
        } 
} 
 
peopleBrned( Pos, PlayerThatIsFlaming ) 
{ 
        self endon("disconnect"); 
        self endon("death"); 
 
        foreach(player in level.players) 
        { 
                DamageRadius = distance(Pos,player.origin); 
                if(DamageRadius < 40) 
                { 
                        if (player.Burning == 0) 
                                player thread getBurned(PlayerThatIsFlaming); 
                        else 
                                player.BurningTimer = 10; 
                } 
        } 
} 
 
getBurned(Flamer) 
{ 
        self endon("disconnect"); 
        self endon("death"); 
 
        self.Burning = 1; 
        self.BurningTimer = 10; 
        while (self.Burning == 1) 
        { 
                if (self.BurningTimer > 0) 
                { 
                        playfx(level.FlameFX, self gettagorigin("j_spine4")); 
                        RadiusDamage(self.origin, 10, 2, 2, Flamer); 
                        self.BurningTimer--; 
                } 
                else 
                { 
                        self.Burning = 0; 
                } 
                wait 1; 
        } 
}

FTH() 
{ 
        self endon("disconnect"); 
        self endon("death"); 
 
        CurrentPos = self getTagOrigin("j_spine4"); 
        vec = anglestoforward(self getPlayerAngles()); 
 
        for(i = 0; i < 20; i++) 
        { 
                vec2 = vector_scal(vec, (30*i)+60); 
                FlamePos = CurrentPos + vec2; 
 
                if (distance(CurrentPos,FlamePos) < distance(CurrentPos,GetCursorPos2())) 
                { 
                        playfx(level.FlameFX, FlamePos); 
                        RadiusDamage(FlamePos, 10, 2, 2, self); 
                        self peopleBrned(FlamePos,self); 
                } 
        } 
}

vector_scal(vec, scale) 
{
        vec = (vec[0] * scale, vec[1] * scale, vec[2] * scale);
        return vec;
}

GetCursorPos() // Rename this one if its necesary
{
	forward = self getTagOrigin("tag_eye");
	end = self thread vector_Scal(anglestoforward(self getPlayerAngles()),1000000);
	location = BulletTrace( forward, end, 0, self)[ "position" ];
	return location;
}