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91 lines
3.4 KiB
C++
91 lines
3.4 KiB
C++
/*
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** a_ammo.cpp
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** Implements ammo and backpack items.
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**
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**---------------------------------------------------------------------------
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** Copyright 2000-2016 Randy Heit
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** Copyright 2006-2016 Cheistoph Oelckers
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions
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** are met:
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**
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** 1. Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** 2. Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in the
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** documentation and/or other materials provided with the distribution.
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** 3. The name of the author may not be used to endorse or promote products
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** derived from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**---------------------------------------------------------------------------
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**
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*/
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#include "c_dispatch.h"
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#include "d_player.h"
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#include "serializer.h"
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IMPLEMENT_CLASS(AAmmo, false, false)
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DEFINE_FIELD(AAmmo, BackpackAmount)
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DEFINE_FIELD(AAmmo, BackpackMaxAmount)
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//===========================================================================
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//
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// AAmmo :: Serialize
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//
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//===========================================================================
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void AAmmo::Serialize(FSerializer &arc)
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{
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Super::Serialize (arc);
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auto def = (AAmmo*)GetDefault();
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arc("backpackamount", BackpackAmount, def->BackpackAmount)
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("backpackmaxamount", BackpackMaxAmount, def->BackpackMaxAmount);
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}
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//===========================================================================
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//
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// AAmmo :: GetParentAmmo
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//
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// Returns the least-derived ammo type that this ammo is a descendant of.
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// That is, if this ammo is an immediate subclass of Ammo, then this ammo's
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// type is returned. If this ammo's superclass is not Ammo, then this
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// function travels up the inheritance chain until it finds a type that is
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// an immediate subclass of Ammo and returns that.
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//
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// The intent of this is that all unique ammo types will be immediate
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// subclasses of Ammo. To make different pickups with different ammo amounts,
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// you subclass the type of ammo you want a different amount for and edit
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// that.
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//
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//===========================================================================
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PClassActor *AAmmo::GetParentAmmo () const
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{
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PClass *type = GetClass();
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while (type->ParentClass != RUNTIME_CLASS(AAmmo) && type->ParentClass != NULL)
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{
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type = type->ParentClass;
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}
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return static_cast<PClassActor *>(type);
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}
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DEFINE_ACTION_FUNCTION(AAmmo, GetParentAmmo)
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{
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PARAM_SELF_PROLOGUE(AAmmo);
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ACTION_RETURN_OBJECT(self->GetParentAmmo());
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}
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