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@ -16,11 +16,14 @@
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#include "../mwbase/environment.hpp"
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#include "../mwbase/world.hpp"
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#include "../mwbase/soundmanager.hpp"
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#include "../mwbase/windowmanager.hpp"
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#include "../mwrender/animation.hpp"
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#include "../mwworld/class.hpp"
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#include "../mwmechanics/spellcasting.hpp"
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#include "creaturestats.hpp"
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#include "npcstats.hpp"
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@ -74,7 +77,7 @@ namespace MWMechanics
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for (std::vector<ESM::ENAMstruct>::const_iterator effectIter (effects.first.mList.begin());
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effectIter!=effects.first.mList.end(); ++effectIter, ++i)
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{
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float magnitude = iter->second.mRandom[i];
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float random = iter->second.mRandom[i];
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if (effectIter->mRange != iter->second.mRange)
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continue;
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@ -83,7 +86,7 @@ namespace MWMechanics
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int duration = effectIter->mDuration;
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if (effects.second.first)
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duration *= magnitude;
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duration *= random;
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MWWorld::TimeStamp end = start;
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end += static_cast<double> (duration)*
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@ -102,19 +105,21 @@ namespace MWMechanics
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if (effectIter->mDuration==0)
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{
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param.mMagnitude =
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static_cast<int> (magnitude / (0.1 * magicEffect->mData.mBaseCost));
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static_cast<int> (random / (0.1 * magicEffect->mData.mBaseCost));
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}
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else
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{
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param.mMagnitude =
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static_cast<int> (0.05*magnitude / (0.1 * magicEffect->mData.mBaseCost));
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static_cast<int> (0.05*random / (0.1 * magicEffect->mData.mBaseCost));
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}
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}
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else
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param.mMagnitude = static_cast<int> (
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(effectIter->mMagnMax-effectIter->mMagnMin)*magnitude + effectIter->mMagnMin);
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mEffects.add (*effectIter, param);
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(effectIter->mMagnMax-effectIter->mMagnMin)*random + effectIter->mMagnMin);
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param.mMagnitude *= iter->second.mMultiplier[i];
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if (param.mMagnitude)
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mEffects.add (*effectIter, param);
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}
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}
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}
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@ -164,12 +169,31 @@ namespace MWMechanics
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throw std::runtime_error ("ID " + id + " can not produce lasting effects");
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}
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std::string ActiveSpells::getSpellDisplayName (const std::string& id) const
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{
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if (const ESM::Spell *spell =
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MWBase::Environment::get().getWorld()->getStore().get<ESM::Spell>().search (id))
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return spell->mName;
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if (const ESM::Potion *potion =
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MWBase::Environment::get().getWorld()->getStore().get<ESM::Potion>().search (id))
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return potion->mName;
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if (const ESM::Ingredient *ingredient =
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MWBase::Environment::get().getWorld()->getStore().get<ESM::Ingredient>().search (id))
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return ingredient->mName;
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throw std::runtime_error ("ID " + id + " has no display name");
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}
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ActiveSpells::ActiveSpells()
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: mSpellsChanged (false), mLastUpdate (MWBase::Environment::get().getWorld()->getTimeStamp())
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{}
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bool ActiveSpells::addSpell (const std::string& id, const MWWorld::Ptr& actor, ESM::RangeType range, const std::string& name)
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bool ActiveSpells::addSpell (const std::string& id, const MWWorld::Ptr& actor, const MWWorld::Ptr& caster, ESM::RangeType range, const std::string& name, int effectIndex)
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{
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const CreatureStats& creatureStats = MWWorld::Class::get (actor).getCreatureStats (actor);
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std::pair<ESM::EffectList, std::pair<bool, bool> > effects = getEffectList (id);
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bool stacks = effects.second.second;
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@ -178,6 +202,8 @@ namespace MWMechanics
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for (std::vector<ESM::ENAMstruct>::const_iterator iter (effects.first.mList.begin());
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iter!=effects.first.mList.end(); ++iter)
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{
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if (iter->mRange != range)
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continue;
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if (iter->mDuration)
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{
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found = true;
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@ -185,54 +211,89 @@ namespace MWMechanics
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}
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}
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// If none of the effects need to apply, no need to add the spell
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if (!found)
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return false;
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TContainer::iterator iter = mSpells.find (id);
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float random = static_cast<float> (std::rand()) / RAND_MAX;
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if (effects.second.first)
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{
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// ingredient -> special treatment required.
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const CreatureStats& creatureStats = MWWorld::Class::get (actor).getCreatureStats (actor);
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const NpcStats& npcStats = MWWorld::Class::get (actor).getNpcStats (actor);
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float x =
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(npcStats.getSkill (ESM::Skill::Alchemy).getModified() +
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0.2 * creatureStats.getAttribute (1).getModified()
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+ 0.1 * creatureStats.getAttribute (7).getModified())
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* creatureStats.getFatigueTerm();
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random *= 100;
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random = random / std::min (x, 100.0f);
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random *= 0.25 * x;
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}
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ActiveSpellParams params;
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for (unsigned int i=0; i<effects.first.mList.size(); ++i)
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params.mRandom.push_back(static_cast<float> (std::rand()) / RAND_MAX);
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{
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float random = static_cast<float> (std::rand()) / RAND_MAX;
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if (effects.second.first)
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{
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// ingredient -> special treatment required.
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const NpcStats& npcStats = MWWorld::Class::get (actor).getNpcStats (actor);
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float x =
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(npcStats.getSkill (ESM::Skill::Alchemy).getModified() +
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0.2 * creatureStats.getAttribute (1).getModified()
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+ 0.1 * creatureStats.getAttribute (7).getModified())
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* creatureStats.getFatigueTerm();
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random *= 100;
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random = random / std::min (x, 100.0f);
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random *= 0.25 * x;
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}
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params.mRandom.push_back(random);
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}
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params.mRange = range;
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params.mTimeStamp = MWBase::Environment::get().getWorld()->getTimeStamp();
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params.mName = name;
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params.mMultiplier.resize(effects.first.mList.size(), 1);
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if (iter==mSpells.end() || stacks)
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mSpells.insert (std::make_pair (id, params));
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else
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iter->second = params;
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// Play sounds & particles
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bool first=true;
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for (std::vector<ESM::ENAMstruct>::const_iterator iter (effects.first.mList.begin());
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iter!=effects.first.mList.end(); ++iter)
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/*
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for (int i=0; i<effects.first.mList.size(); ++i)
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{
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if (iter->mRange != range)
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{
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params.mDisabled.push_back(true);
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continue;
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}
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// TODO: For Area effects, launch a growing particle effect that applies the effect to more actors as it hits them. Best managed in World.
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bool disabled = false;
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int reflect = creatureStats.getMagicEffects().get(ESM::MagicEffect::Reflect).mMagnitude;
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int roll = std::rand()/ (static_cast<double> (RAND_MAX) + 1) * 100; // [0, 99]
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if (roll < reflect)
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disabled = true;
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}
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*/
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bool first=true;
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int i = 0;
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for (std::vector<ESM::ENAMstruct>::const_iterator effectIt (effects.first.mList.begin());
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effectIt!=effects.first.mList.end(); ++effectIt, ++i)
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{
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if (effectIt->mRange != range)
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continue;
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const ESM::MagicEffect *magicEffect =
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MWBase::Environment::get().getWorld()->getStore().get<ESM::MagicEffect>().find (
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iter->mEffectID);
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effectIt->mEffectID);
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if (caster.getRefData().getHandle() == "player" && actor != caster
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&& magicEffect->mData.mFlags & ESM::MagicEffect::Harmful)
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MWBase::Environment::get().getWindowManager()->setEnemy(actor);
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// Try resisting effect in case its harmful
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const ESM::Spell *spell =
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MWBase::Environment::get().getWorld()->getStore().get<ESM::Spell>().search (id);
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params.mMultiplier[i] = MWMechanics::getEffectMultiplier(effectIt->mEffectID, actor, caster, spell);
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if (params.mMultiplier[i] == 0)
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{
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if (actor.getRefData().getHandle() == "player")
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MWBase::Environment::get().getWindowManager()->messageBox("#{sMagicPCResisted}");
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else
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MWBase::Environment::get().getWindowManager()->messageBox("#{sMagicTargetResisted}");
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}
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// If fully resisted, don't play sounds or particles
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if (params.mMultiplier[i] == 0)
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continue;
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// TODO: For Area effects, launch a growing particle effect that applies the effect to more actors as it hits them. Best managed in World.
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// Only the sound of the first effect plays
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if (first)
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@ -258,6 +319,11 @@ namespace MWMechanics
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first = false;
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}
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if (iter==mSpells.end() || stacks)
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mSpells.insert (std::make_pair (id, params));
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else
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iter->second = params;
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mSpellsChanged = true;
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return true;
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@ -338,4 +404,49 @@ namespace MWMechanics
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{
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return mSpells;
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}
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void ActiveSpells::visitEffectSources(EffectSourceVisitor &visitor) const
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{
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for (TContainer::const_iterator it = begin(); it != end(); ++it)
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{
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const ESM::EffectList& list = getEffectList(it->first).first;
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float timeScale = MWBase::Environment::get().getWorld()->getTimeScaleFactor();
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int i=0;
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for (std::vector<ESM::ENAMstruct>::const_iterator effectIt = list.mList.begin();
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effectIt != list.mList.end(); ++effectIt, ++i)
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{
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if (effectIt->mRange != it->second.mRange)
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continue;
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std::string name;
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if (it->second.mName.empty())
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name = getSpellDisplayName(it->first);
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else
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name = it->second.mName;
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float remainingTime = effectIt->mDuration +
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(it->second.mTimeStamp - MWBase::Environment::get().getWorld()->getTimeStamp())*3600/timeScale;
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float magnitude = effectIt->mMagnMin + (effectIt->mMagnMax - effectIt->mMagnMin) * it->second.mRandom[i];
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// hack for ingredients
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if (MWBase::Environment::get().getWorld()->getStore().get<ESM::Ingredient>().search (it->first))
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{
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const ESM::MagicEffect *magicEffect =
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MWBase::Environment::get().getWorld()->getStore().get<ESM::MagicEffect>().find (
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effectIt->mEffectID);
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remainingTime = effectIt->mDuration * it->second.mRandom[i] +
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(it->second.mTimeStamp - MWBase::Environment::get().getWorld()->getTimeStamp())*3600/timeScale;
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magnitude = static_cast<int> (0.05*it->second.mRandom[i] / (0.1 * magicEffect->mData.mBaseCost));
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}
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magnitude *= it->second.mMultiplier[i];
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if (magnitude)
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visitor.visit(*effectIt, name, magnitude, remainingTime);
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}
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}
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}
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}
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Marc Zinnschlag
11 years ago