Terraria.Mount.StartAbilityCharge C# (CSharp) Method

        public void StartAbilityCharge(Player mountedPlayer)
        {
            if (Main.myPlayer == mountedPlayer.whoAmI)
            {
                if (this._type != 9)
                    return;
                float X = Main.screenPosition.X + (float)Main.mouseX;
                float Y = Main.screenPosition.Y + (float)Main.mouseY;
                float ai0 = X - mountedPlayer.position.X;
                float ai1 = Y - mountedPlayer.position.Y;
                Projectile.NewProjectile(X, Y, 0.0f, 0.0f, 441, 0, 0.0f, mountedPlayer.whoAmI, ai0, ai1);
                this._abilityCharging = true;
            }
            else
            {
                if (this._type != 9)
                    return;
                this._abilityCharging = true;
            }
        }