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mirror of https://gitlab.com/OpenMW/openmw.git synced 2025-02-06 09:39:49 +00:00

Implement SoulTrap magic effect

This commit is contained in:
scrawl 2014-01-02 21:21:28 +01:00
parent 596e0c8a49
commit 299690631f
10 changed files with 94 additions and 23 deletions

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@ -22,7 +22,8 @@ namespace MWGui
{
void EffectSourceVisitor::visit (MWMechanics::EffectKey key,
const std::string& sourceName, float magnitude, float remainingTime)
const std::string& sourceName, const std::string& casterHandle,
float magnitude, float remainingTime)
{
MagicEffectInfo newEffectSource;
newEffectSource.mKey = key;

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@ -43,7 +43,8 @@ namespace MWGui
std::map <int, std::vector<MagicEffectInfo> > mEffectSources;
virtual void visit (MWMechanics::EffectKey key,
const std::string& sourceName, float magnitude, float remainingTime = -1);
const std::string& sourceName, const std::string& casterHandle,
float magnitude, float remainingTime = -1);
};
class SpellIcons

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@ -126,7 +126,8 @@ namespace MWMechanics
return mSpells;
}
void ActiveSpells::addSpell(const std::string &id, bool stack, std::vector<Effect> effects, const std::string &displayName)
void ActiveSpells::addSpell(const std::string &id, bool stack, std::vector<Effect> effects,
const std::string &displayName, const std::string& casterHandle)
{
bool exists = false;
for (TContainer::const_iterator it = begin(); it != end(); ++it)
@ -139,6 +140,7 @@ namespace MWMechanics
params.mTimeStamp = MWBase::Environment::get().getWorld()->getTimeStamp();
params.mEffects = effects;
params.mDisplayName = displayName;
params.mCasterHandle = casterHandle;
if (!exists || stack)
mSpells.insert (std::make_pair(id, params));
@ -164,7 +166,7 @@ namespace MWMechanics
float magnitude = effectIt->mMagnitude;
if (magnitude)
visitor.visit(effectIt->mKey, name, magnitude, remainingTime);
visitor.visit(effectIt->mKey, name, it->second.mCasterHandle, magnitude, remainingTime);
}
}
}

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@ -37,8 +37,8 @@ namespace MWMechanics
MWWorld::TimeStamp mTimeStamp;
std::string mDisplayName;
// TODO: To handle CASTER_LINKED flag (spell is purged when caster dies),
// we should probably store a handle to the caster here.
// Handle to the caster that that inflicted this spell on us
std::string mCasterHandle;
};
typedef std::multimap<std::string, ActiveSpellParams > TContainer;
@ -76,8 +76,10 @@ namespace MWMechanics
/// \param stack If false, the spell is not added if one with the same ID exists already.
/// \param effects
/// \param displayName Name for display in magic menu.
/// \param casterHandle
///
void addSpell (const std::string& id, bool stack, std::vector<Effect> effects, const std::string& displayName);
void addSpell (const std::string& id, bool stack, std::vector<Effect> effects,
const std::string& displayName, const std::string& casterHandle);
/// Remove all active effects with this id
void purgeEffect (short effectId);

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@ -88,6 +88,68 @@ bool disintegrateSlot (MWWorld::Ptr ptr, int slot, float disintegrate)
namespace MWMechanics
{
class SoulTrap : public MWMechanics::EffectSourceVisitor
{
MWWorld::Ptr mCreature;
MWWorld::Ptr mActor;
public:
SoulTrap(MWWorld::Ptr trappedCreature)
: mCreature(trappedCreature) {}
virtual void visit (MWMechanics::EffectKey key,
const std::string& sourceName, const std::string& casterHandle,
float magnitude, float remainingTime = -1)
{
if (key.mId != ESM::MagicEffect::Soultrap)
return;
if (magnitude <= 0)
return;
MWBase::World* world = MWBase::Environment::get().getWorld();
MWWorld::Ptr caster = world->searchPtrViaHandle(casterHandle);
if (caster.isEmpty() || !caster.getClass().isActor())
return;
static const float fSoulgemMult = world->getStore().get<ESM::GameSetting>().find("fSoulgemMult")->getFloat();
float creatureSoulValue = mCreature.get<ESM::Creature>()->mBase->mData.mSoul;
// Use the smallest soulgem that is large enough to hold the soul
MWWorld::ContainerStore& container = caster.getClass().getContainerStore(caster);
MWWorld::ContainerStoreIterator gem = container.end();
float gemCapacity = std::numeric_limits<float>().max();
std::string soulgemFilter = "misc_soulgem"; // no other way to check for soulgems? :/
for (MWWorld::ContainerStoreIterator it = container.begin(MWWorld::ContainerStore::Type_Miscellaneous);
it != container.end(); ++it)
{
const std::string& id = it->getCellRef().mRefID;
if (id.size() >= soulgemFilter.size()
&& id.substr(0,soulgemFilter.size()) == soulgemFilter)
{
float thisGemCapacity = it->get<ESM::Miscellaneous>()->mBase->mData.mValue * fSoulgemMult;
if (thisGemCapacity >= creatureSoulValue && thisGemCapacity < gemCapacity
&& it->getCellRef().mSoul.empty())
{
gem = it;
gemCapacity = thisGemCapacity;
}
}
}
if (gem == container.end())
return;
// Set the soul on just one of the gems, not the whole stack
gem->getContainerStore()->unstack(*gem, caster);
gem->getCellRef().mSoul = mCreature.getCellRef().mRefID;
if (caster.getRefData().getHandle() == "player")
MWBase::Environment::get().getWindowManager()->messageBox("#{sSoultrapSuccess}");
}
};
void Actors::updateActor (const MWWorld::Ptr& ptr, float duration)
{
// magic effects
@ -705,6 +767,13 @@ namespace MWMechanics
iter->second->kill();
// Apply soultrap
if (iter->first.getTypeName() == typeid(ESM::Creature).name())
{
SoulTrap soulTrap (iter->first);
stats.getActiveSpells().visitEffectSources(soulTrap);
}
// Reset magic effects and recalculate derived effects
// One case where we need this is to make sure bound items are removed upon death
stats.setMagicEffects(MWMechanics::MagicEffects());
@ -714,6 +783,7 @@ namespace MWMechanics
if(cls.isEssential(iter->first))
MWBase::Environment::get().getWindowManager()->messageBox("#{sKilledEssential}");
}
}

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@ -56,7 +56,8 @@ namespace MWMechanics
struct EffectSourceVisitor
{
virtual void visit (MWMechanics::EffectKey key,
const std::string& sourceName, float magnitude, float remainingTime = -1) = 0;
const std::string& sourceName, const std::string& casterHandle,
float magnitude, float remainingTime = -1) = 0;
};
/// \brief Effects currently affecting a NPC or creature

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@ -24,21 +24,13 @@ void Repair::repair(const MWWorld::Ptr &itemToRepair)
MWWorld::LiveCellRef<ESM::Repair> *ref =
mTool.get<ESM::Repair>();
// unstack tool if required
player.getClass().getContainerStore(player).unstack(mTool, player);
// reduce number of uses left
int uses = (mTool.getCellRef().mCharge != -1) ? mTool.getCellRef().mCharge : ref->mBase->mData.mUses;
mTool.getCellRef().mCharge = uses-1;
// unstack tool if required
if (mTool.getRefData().getCount() > 1 && uses == ref->mBase->mData.mUses)
{
MWWorld::ContainerStore& store = MWWorld::Class::get(player).getContainerStore(player);
MWWorld::ContainerStoreIterator it = store.add(mTool, player);
it->getRefData().setCount(mTool.getRefData().getCount()-1);
it->getCellRef().mCharge = -1;
mTool.getRefData().setCount(1);
}
MWMechanics::CreatureStats& stats = MWWorld::Class::get(player).getCreatureStats(player);
MWMechanics::NpcStats& npcStats = MWWorld::Class::get(player).getNpcStats(player);

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@ -154,7 +154,8 @@ namespace MWMechanics
ActiveSpells::Effect effect_ = effect;
effect_.mMagnitude *= -1;
effects.push_back(effect_);
caster.getClass().getCreatureStats(caster).getActiveSpells().addSpell("", true, effects, mSourceName);
caster.getClass().getCreatureStats(caster).getActiveSpells().addSpell("", true,
effects, mSourceName, caster.getRefData().getHandle());
}
}
}
@ -198,7 +199,8 @@ namespace MWMechanics
inflict(caster, target, reflectedEffects, range, true);
if (appliedLastingEffects.size())
target.getClass().getCreatureStats(target).getActiveSpells().addSpell(mId, mStack, appliedLastingEffects, mSourceName);
target.getClass().getCreatureStats(target).getActiveSpells().addSpell(mId, mStack, appliedLastingEffects,
mSourceName, caster.getRefData().getHandle());
}
void CastSpell::applyInstantEffect(const MWWorld::Ptr &target, short effectId, float magnitude)

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@ -192,7 +192,7 @@ namespace MWMechanics
effectIt != list.mList.end(); ++effectIt, ++i)
{
float magnitude = effectIt->mMagnMin + (effectIt->mMagnMax - effectIt->mMagnMin) * it->second[i];
visitor.visit(MWMechanics::EffectKey(*effectIt), spell->mName, magnitude);
visitor.visit(MWMechanics::EffectKey(*effectIt), spell->mName, "", magnitude);
}
}
}

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@ -607,7 +607,7 @@ void MWWorld::InventoryStore::visitEffectSources(MWMechanics::EffectSourceVisito
const EffectParams& params = mPermanentMagicEffectMagnitudes[(**iter).getCellRef().mRefID][i];
float magnitude = effectIt->mMagnMin + (effectIt->mMagnMax - effectIt->mMagnMin) * params.mRandom;
magnitude *= params.mMultiplier;
visitor.visit(MWMechanics::EffectKey(*effectIt), (**iter).getClass().getName(**iter), magnitude);
visitor.visit(MWMechanics::EffectKey(*effectIt), (**iter).getClass().getName(**iter), "", magnitude);
++i;
}