Merge pull request #1564

apps/openmw/mwgui/spellmodel.cpp

@@ -60,7 +60,7 @@ namespace MWGui
             {
                 newSpell.mType = Spell::Type_Spell;
                 std::string cost = std::to_string(spell->mData.mCost);
-                std::string chance = std::to_string(int(MWMechanics::getSpellSuccessChance(spell, mActor)));
+                std::string chance = std::to_string(int(MWMechanics::getSpellSuccessChance(spell, mActor, NULL, true, true)));
                 newSpell.mCostColumn = cost + "/" + chance;
             }
             else

apps/openmw/mwmechanics/spellcasting.cpp

@@ -115,7 +115,7 @@ namespace MWMechanics
         return castChance;
     }
 
-    float getSpellSuccessChance (const ESM::Spell* spell, const MWWorld::Ptr& actor, int* effectiveSchool, bool cap)
+    float getSpellSuccessChance (const ESM::Spell* spell, const MWWorld::Ptr& actor, int* effectiveSchool, bool cap, bool checkMagicka)
     {
         bool godmode = actor == MWMechanics::getPlayer() && MWBase::Environment::get().getWorld()->getGodModeState();
 
@@ -135,6 +135,9 @@ namespace MWMechanics
         if (spell->mData.mType != ESM::Spell::ST_Spell)
             return 100;
 
+        if (checkMagicka && stats.getMagicka().getCurrent() < spell->mData.mCost && !godmode)
+            return 0;
+
         if (spell->mData.mFlags & ESM::Spell::F_Always)
             return 100;
 
@@ -149,11 +152,11 @@ namespace MWMechanics
             return std::max(0.f, std::min(100.f, castChance));
     }
 
-    float getSpellSuccessChance (const std::string& spellId, const MWWorld::Ptr& actor, int* effectiveSchool, bool cap)
+    float getSpellSuccessChance (const std::string& spellId, const MWWorld::Ptr& actor, int* effectiveSchool, bool cap, bool checkMagicka)
     {
         const ESM::Spell* spell =
             MWBase::Environment::get().getWorld()->getStore().get<ESM::Spell>().find(spellId);
-        return getSpellSuccessChance(spell, actor, effectiveSchool, cap);
+        return getSpellSuccessChance(spell, actor, effectiveSchool, cap, checkMagicka);
     }
 
 

apps/openmw/mwmechanics/spellcasting.hpp

@@ -31,11 +31,12 @@ namespace MWMechanics
      * @param actor calculate spell success chance for this actor (depends on actor's skills)
      * @param effectiveSchool the spell's effective school (relevant for skill progress) will be written here
      * @param cap cap the result to 100%?
+     * @param checkMagicka check magicka?
      * @note actor can be an NPC or a creature
      * @return success chance from 0 to 100 (in percent), if cap=false then chance above 100 may be returned.
      */
-    float getSpellSuccessChance (const ESM::Spell* spell, const MWWorld::Ptr& actor, int* effectiveSchool = NULL, bool cap=true);
+    float getSpellSuccessChance (const ESM::Spell* spell, const MWWorld::Ptr& actor, int* effectiveSchool = NULL, bool cap=true, bool checkMagicka=false);
-    float getSpellSuccessChance (const std::string& spellId, const MWWorld::Ptr& actor, int* effectiveSchool = NULL, bool cap=true);
+    float getSpellSuccessChance (const std::string& spellId, const MWWorld::Ptr& actor, int* effectiveSchool = NULL, bool cap=true, bool checkMagicka=false);
 
     int getSpellSchool(const std::string& spellId, const MWWorld::Ptr& actor);
     int getSpellSchool(const ESM::Spell* spell, const MWWorld::Ptr& actor);