Identified a new spell attribute forbidding some spells to use caster's done dmg mods (spellpower etc).

--HG--
branch : trunk

src/game/SharedDefines.h

@@ -372,7 +372,7 @@ const uint32 ItemQualityColors[MAX_ITEM_QUALITY] = {
 #define SPELL_ATTR_EX3_CAN_PROC_TRIGGERED         0x04000000            // 26
 #define SPELL_ATTR_EX3_DRAIN_SOUL                 0x08000000            // 27 only drain soul has this flag
 #define SPELL_ATTR_EX3_UNK28                      0x10000000            // 28
-#define SPELL_ATTR_EX3_UNK29                      0x20000000            // 29 Ignite 3.3.0
+#define SPELL_ATTR_EX3_NO_DONE_BONUS              0x20000000            // 29 Ignore caster spellpower and done damage mods?
 #define SPELL_ATTR_EX3_UNK30                      0x40000000            // 30 Shaman's Fire Nova 3.3.0, Sweeping Strikes 3.3.0
 #define SPELL_ATTR_EX3_UNK31                      0x80000000            // 31
 

src/game/Unit.cpp

@@ -10169,6 +10169,13 @@ uint32 Unit::SpellDamageBonus(Unit *pVictim, SpellEntry const *spellProto, uint3
         DoneTotal += DoneAdvertisedBenefit * coeff * coeff2;
     }
 
+    // Some spells don't benefit from done mods
+    if (spellProto->AttributesEx3 & SPELL_ATTR_EX3_NO_DONE_BONUS)
+    {
+        DoneTotal = 0;
+        DoneTotalMod = 1.0f;
+    }
+
     float tmpDamage = (int32(pdamage) + DoneTotal) * DoneTotalMod;
     // apply spellmod to Done damage (flat and pct)
     if (Player* modOwner = GetSpellModOwner())