*Force creatures to choose a new, random model on spawn/respawn

*Change the damage formula to include weapon min/max damage.. previous method did not work properly at all.

--HG--
branch : trunk

src/game/Creature.cpp

@@ -724,6 +724,7 @@ bool Creature::Create(uint32 guidlow, Map *map, uint32 phaseMask, uint32 Entry,
         }
         LoadCreaturesAddon();
     }
+    SetDisplayId(GetCreatureInfo()->GetRandomValidModelId());
     return bResult;
 }
 
@@ -1843,6 +1844,8 @@ void Creature::Respawn(bool force)
         else
             setDeathState( JUST_ALIVED );
 
+        SetDisplayId(cinfo->GetRandomValidModelId());
+
         //Call AI respawn virtual function
         AI()->JustRespawned();
 

src/game/StatSystem.cpp

@@ -870,8 +870,8 @@ void Creature::UpdateDamagePhysical(WeaponAttackType attType)
         weapon_maxdamage = 0;
     }
 
-    float mindamage = ((base_value * dmg_multiplier + weapon_mindamage) * base_pct + total_value) * total_pct;
-    float maxdamage = ((base_value * dmg_multiplier + weapon_maxdamage) * base_pct + total_value) * total_pct;
+    float mindamage = ((base_value + weapon_mindamage) * dmg_multiplier * base_pct + total_value) * total_pct;
+    float maxdamage = ((base_value + weapon_maxdamage) * dmg_multiplier * base_pct + total_value) * total_pct;
 
     switch(attType)
     {