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72 lines
3.1 KiB
C++
72 lines
3.1 KiB
C++
#ifndef OPENMW_MECHANICS_DISEASE_H
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#define OPENMW_MECHANICS_DISEASE_H
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#include <components/misc/rng.hpp>
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#include "../mwbase/windowmanager.hpp"
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#include "../mwbase/environment.hpp"
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#include "../mwbase/world.hpp"
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#include "../mwworld/ptr.hpp"
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#include "../mwworld/class.hpp"
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#include "../mwworld/esmstore.hpp"
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#include "spells.hpp"
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#include "creaturestats.hpp"
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#include "actorutil.hpp"
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namespace MWMechanics
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{
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/// Call when \a actor has got in contact with \a carrier (e.g. hit by him, or loots him)
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/// @param actor The actor that will potentially catch diseases. Currently only the player can catch diseases.
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/// @param carrier The disease carrier.
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inline void diseaseContact (MWWorld::Ptr actor, MWWorld::Ptr carrier)
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{
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if (!carrier.getClass().isActor() || actor != getPlayer())
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return;
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float fDiseaseXferChance =
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MWBase::Environment::get().getWorld()->getStore().get<ESM::GameSetting>().find(
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"fDiseaseXferChance")->mValue.getFloat();
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MagicEffects& actorEffects = actor.getClass().getCreatureStats(actor).getMagicEffects();
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Spells& spells = carrier.getClass().getCreatureStats(carrier).getSpells();
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for (Spells::TIterator it = spells.begin(); it != spells.end(); ++it)
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{
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const ESM::Spell* spell = it->first;
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if (actor.getClass().getCreatureStats(actor).getSpells().hasSpell(spell->mId))
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continue;
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float resist = 0.f;
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if (spells.hasCorprusEffect(spell))
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resist = 1.f - 0.01f * (actorEffects.get(ESM::MagicEffect::ResistCorprusDisease).getMagnitude()
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- actorEffects.get(ESM::MagicEffect::WeaknessToCorprusDisease).getMagnitude());
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else if (spell->mData.mType == ESM::Spell::ST_Disease)
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resist = 1.f - 0.01f * (actorEffects.get(ESM::MagicEffect::ResistCommonDisease).getMagnitude()
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- actorEffects.get(ESM::MagicEffect::WeaknessToCommonDisease).getMagnitude());
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else if (spell->mData.mType == ESM::Spell::ST_Blight)
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resist = 1.f - 0.01f * (actorEffects.get(ESM::MagicEffect::ResistBlightDisease).getMagnitude()
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- actorEffects.get(ESM::MagicEffect::WeaknessToBlightDisease).getMagnitude());
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else
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continue;
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int x = static_cast<int>(fDiseaseXferChance * 100 * resist);
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if (Misc::Rng::rollDice(10000) < x)
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{
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// Contracted disease!
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actor.getClass().getCreatureStats(actor).getSpells().add(it->first);
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MWBase::Environment::get().getWorld()->applyLoopingParticles(actor);
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std::string msg = "sMagicContractDisease";
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msg = MWBase::Environment::get().getWorld()->getStore().get<ESM::GameSetting>().find(msg)->mValue.getString();
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msg = Misc::StringUtils::format(msg, spell->mName);
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MWBase::Environment::get().getWindowManager()->messageBox(msg);
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}
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}
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}
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}
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#endif
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