MWMechanics::Alchemy::Result MWMechanics::Alchemy::create (const std::string& name) { if (mTools[ESM::Apparatus::MortarPestle].isEmpty()) return Result_NoMortarAndPestle; if (countIngredients()<2) return Result_LessThanTwoIngredients; if (name.empty()) return Result_NoName; if (listEffects().empty()) return Result_NoEffects; if (beginEffects() == endEffects()) { // all effects were nullified due to insufficient skill removeIngredients(); return Result_RandomFailure; } if (getAlchemyFactor() < OEngine::Misc::Rng::roll0to99()) { removeIngredients(); return Result_RandomFailure; } addPotion (name); removeIngredients(); increaseSkill(); return Result_Success; }
void MWMechanics::Alchemy::updateEffects() { mEffects.clear(); mValue = 0; if (countIngredients()<2 || mAlchemist.isEmpty() || mTools[ESM::Apparatus::MortarPestle].isEmpty()) return; // find effects std::set<EffectKey> effects (listEffects()); // general alchemy factor float x = getAlchemyFactor(); x *= mTools[ESM::Apparatus::MortarPestle].get<ESM::Apparatus>()->mBase->mData.mQuality; x *= MWBase::Environment::get().getWorld()->getStore().get<ESM::GameSetting>().find ("fPotionStrengthMult")->getFloat(); // value mValue = static_cast<int> ( x * MWBase::Environment::get().getWorld()->getStore().get<ESM::GameSetting>().find ("iAlchemyMod")->getFloat()); // build quantified effect list for (std::set<EffectKey>::const_iterator iter (effects.begin()); iter!=effects.end(); ++iter) { const ESM::MagicEffect *magicEffect = MWBase::Environment::get().getWorld()->getStore().get<ESM::MagicEffect>().find (iter->mId); if (magicEffect->mData.mBaseCost<=0) { std::ostringstream os; os << "invalid base cost for magic effect " << iter->mId; throw std::runtime_error (os.str()); } float fPotionT1MagMul = MWBase::Environment::get().getWorld()->getStore().get<ESM::GameSetting>().find ("fPotionT1MagMult")->getFloat(); if (fPotionT1MagMul<=0) throw std::runtime_error ("invalid gmst: fPotionT1MagMul"); float fPotionT1DurMult = MWBase::Environment::get().getWorld()->getStore().get<ESM::GameSetting>().find ("fPotionT1DurMult")->getFloat(); if (fPotionT1DurMult<=0) throw std::runtime_error ("invalid gmst: fPotionT1DurMult"); float magnitude = magicEffect->mData.mFlags & ESM::MagicEffect::NoMagnitude ? 1 : (x / fPotionT1MagMul) / magicEffect->mData.mBaseCost; float duration = magicEffect->mData.mFlags & ESM::MagicEffect::NoDuration ? 1 : (x / fPotionT1DurMult) / magicEffect->mData.mBaseCost; if (!(magicEffect->mData.mFlags & ESM::MagicEffect::NoMagnitude)) applyTools (magicEffect->mData.mFlags, magnitude); if (!(magicEffect->mData.mFlags & ESM::MagicEffect::NoDuration)) applyTools (magicEffect->mData.mFlags, duration); duration = roundf(duration); magnitude = roundf(magnitude); if (magnitude>0 && duration>0) { ESM::ENAMstruct effect; effect.mEffectID = iter->mId; effect.mAttribute = -1; effect.mSkill = -1; if (magicEffect->mData.mFlags & ESM::MagicEffect::TargetSkill) effect.mSkill = iter->mArg; else if (magicEffect->mData.mFlags & ESM::MagicEffect::TargetAttribute) effect.mAttribute = iter->mArg; effect.mRange = 0; effect.mArea = 0; effect.mDuration = static_cast<int>(duration); effect.mMagnMin = effect.mMagnMax = static_cast<int>(magnitude); mEffects.push_back (effect); } } }