mirror of
https://github.com/worldforge/cyphesis
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44 lines
1.4 KiB
C++
44 lines
1.4 KiB
C++
// Cyphesis Online RPG Server and AI Engine
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// Copyright (C) 2016 Erik Ogenvik
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software Foundation,
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// Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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#ifndef RULESETS_DENSITY_PROPERTY_H
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#define RULESETS_DENSITY_PROPERTY_H
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#include "common/Property.h"
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/**
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* \brief Density property updates the mass automatically when the size of the entity changes.
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*
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* Density is expressed as kg/m3.
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*
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* \ingroup PropertyClasses
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*/
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class DensityProperty: public Property<double>
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{
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public:
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static constexpr const char* property_name = "density";
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void apply(LocatedEntity *) override;
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DensityProperty * copy() const override;
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void updateMass(LocatedEntity *entity) const;
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};
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#endif // RULESETS_DENSITY_PROPERTY_H
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