void MWMechanics::Alchemy::addPotion (const std::string& name)
{
ESM::Potion newRecord;
newRecord.mData.mWeight = 0;
for (TIngredientsIterator iter (beginIngredients()); iter!=endIngredients(); ++iter)
if (!iter->isEmpty())
newRecord.mData.mWeight += iter->get<ESM::Ingredient>()->mBase->mData.mWeight;
if (countIngredients() > 0)
newRecord.mData.mWeight /= countIngredients();
newRecord.mData.mValue = mValue;
newRecord.mData.mAutoCalc = 0;
newRecord.mName = name;
int index = Misc::Rng::rollDice(6);
assert (index>=0 && index<6);
static const char *meshes[] = { "standard", "bargain", "cheap", "fresh", "exclusive", "quality" };
newRecord.mModel = "m\\misc_potion_" + std::string (meshes[index]) + "_01.nif";
newRecord.mIcon = "m\\tx_potion_" + std::string (meshes[index]) + "_01.dds";
newRecord.mEffects.mList = mEffects;
const ESM::Potion* record = getRecord(newRecord);
if (!record)
record = MWBase::Environment::get().getWorld()->createRecord (newRecord);
mAlchemist.getClass().getContainerStore (mAlchemist).add (record->mId, 1, mAlchemist);
}
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;
}
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() && getPotionName().empty())
return Result_NoName;
if (beginEffects()==endEffects())
return Result_NoEffects;
if (getChance()<std::rand()/static_cast<double> (RAND_MAX)*100)
{
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);
}
}
}