*Fix charge spells: do stun effect when caster arrive target.

*Some other fix about delayed spell calculation.

--HG--
branch : trunk

src/game/DestinationHolderImp.h

@@ -98,7 +98,7 @@ DestinationHolder<TRAVELLER>::StartTravel(TRAVELLER &traveller, bool sendMove)
 
     float speed;
     if(traveller.GetTraveller().hasUnitState(UNIT_STAT_CHARGING))
-        speed = 0.025f;                         // assume it is 25 yard per second
+        speed = SPEED_CHARGE * 0.001f;
     else
         speed = traveller.Speed() * 0.001f;     // speed is in seconds so convert from second to millisecond
     i_totalTravelTime = static_cast<uint32>(dist/speed);

src/game/Spell.cpp

@@ -425,7 +425,7 @@ void Spell::FillTargetMap()
         {
             if(effectTargetType == SPELL_REQUIRE_CASTER)
                 AddUnitTarget(m_caster, i);
-            if(effectTargetType == SPELL_REQUIRE_DEST)
+            /*else if(effectTargetType == SPELL_REQUIRE_DEST)
             {
                 if(m_targets.HasDest() && m_spellInfo->speed > 0.0f)
                 {
@@ -433,7 +433,7 @@ void Spell::FillTargetMap()
                     if (dist < 5.0f) dist = 5.0f;
                     m_delayMoment = (uint64) floor(dist / m_spellInfo->speed * 1000.0f);
                 }
-            }
+            }*/
             else if(effectTargetType == SPELL_REQUIRE_ITEM)
             {
                 if(m_targets.getItemTarget())
@@ -613,6 +613,16 @@ void Spell::FillTargetMap()
         for(std::list<Unit*>::iterator iunit= tmpUnitMap.begin();iunit != tmpUnitMap.end();++iunit)
             AddUnitTarget((*iunit), i);
     }
+
+    if(m_targets.m_targetMask & TARGET_FLAG_DEST_LOCATION)
+    {
+        if(m_spellInfo->speed > 0.0f && m_targets.HasDest())
+        {
+            float dist = m_caster->GetDistance(m_targets.m_destX, m_targets.m_destY, m_targets.m_destZ);
+            if (dist < 5.0f) dist = 5.0f;
+            m_delayMoment = (uint64) floor(dist / m_spellInfo->speed * 1000.0f);
+        }
+    }
 }
 
 void Spell::prepareDataForTriggerSystem()
@@ -2209,6 +2219,8 @@ void Spell::cast(bool skipCheck)
     // Okay, everything is prepared. Now we need to distinguish between immediate and evented delayed spells
     if (m_spellInfo->speed > 0.0f && !IsChanneledSpell(m_spellInfo))
     {
+        if(m_customAttr & SPELL_ATTR_CU_CHARGE)
+            EffectCharge(0);
 
         // Remove used for cast item if need (it can be already NULL after TakeReagents call
         // in case delayed spell remove item at cast delay start
@@ -2284,12 +2296,14 @@ uint64 Spell::handle_delayed(uint64 t_offset)
         m_immediateHandled = true;
     }
 
+    bool single_missile = (m_targets.m_targetMask & TARGET_FLAG_DEST_LOCATION);
+
     // now recheck units targeting correctness (need before any effects apply to prevent adding immunity at first effect not allow apply second spell effect and similar cases)
     for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end();++ihit)
     {
         if (ihit->processed == false)
         {
-            if ( ihit->timeDelay <= t_offset )
+            if ( single_missile || ihit->timeDelay <= t_offset )
                 DoAllEffectOnTarget(&(*ihit));
             else if( next_time == 0 || ihit->timeDelay < next_time )
                 next_time = ihit->timeDelay;
@@ -2301,7 +2315,7 @@ uint64 Spell::handle_delayed(uint64 t_offset)
     {
         if (ighit->processed == false)
         {
-            if ( ighit->timeDelay <= t_offset )
+            if ( single_missile || ighit->timeDelay <= t_offset )
                 DoAllEffectOnTarget(&(*ighit));
             else if( next_time == 0 || ighit->timeDelay < next_time )
                 next_time = ighit->timeDelay;

src/game/SpellEffects.cpp

@@ -159,7 +159,7 @@ pEffect SpellEffects[TOTAL_SPELL_EFFECTS]=
     &Spell::EffectUnused,                                   // 93 SPELL_EFFECT_SUMMON_PHANTASM
     &Spell::EffectSelfResurrect,                            // 94 SPELL_EFFECT_SELF_RESURRECT
     &Spell::EffectSkinning,                                 // 95 SPELL_EFFECT_SKINNING
-    &Spell::EffectCharge,                                   // 96 SPELL_EFFECT_CHARGE
+    &Spell::EffectUnused,                                   // 96 SPELL_EFFECT_CHARGE
     &Spell::EffectSummonCritter,                            // 97 SPELL_EFFECT_SUMMON_CRITTER
     &Spell::EffectKnockBack,                                // 98 SPELL_EFFECT_KNOCK_BACK
     &Spell::EffectDisEnchant,                               // 99 SPELL_EFFECT_DISENCHANT
@@ -5734,16 +5734,20 @@ void Spell::EffectSkinning(uint32 /*i*/)
 
 void Spell::EffectCharge(uint32 /*i*/)
 {
-    if(!unitTarget || !m_caster)
+    if(!m_caster)
+        return;
+
+    Unit *target = m_targets.getUnitTarget();
+    if(!target)
         return;
 
     float x, y, z;
-    unitTarget->GetContactPoint(m_caster, x, y, z);
+    target->GetContactPoint(m_caster, x, y, z);
     m_caster->GetMotionMaster()->MoveCharge(x, y, z);
 
     // not all charge effects used in negative spells
     if ( !IsPositiveSpell(m_spellInfo->Id) && m_caster->GetTypeId() == TYPEID_PLAYER)
-        m_caster->Attack(unitTarget,true);
+        m_caster->Attack(target, true);
 }
 
 void Spell::EffectSummonCritter(uint32 i)

src/game/SpellMgr.cpp

@@ -2148,6 +2148,11 @@ void SpellMgr::LoadSpellCustomAttr()
                 case SPELL_EFFECT_WEAPON_PERCENT_DAMAGE:
                 case SPELL_EFFECT_HEAL:
                     mSpellCustomAttr[i] |= SPELL_ATTR_CU_DIRECT_DAMAGE;
+                    break;
+                case SPELL_EFFECT_CHARGE:
+                    spellInfo->speed = SPEED_CHARGE;
+                    mSpellCustomAttr[i] |= SPELL_ATTR_CU_CHARGE;
+                    break;
             }
         }
 

src/game/SpellMgr.h

@@ -702,6 +702,7 @@ inline bool IsProfessionSkill(uint32 skill)
 #define SPELL_ATTR_CU_AURA_CC           0x00000040
 #define SPELL_ATTR_CU_AURA_SPELL        0x00000080
 #define SPELL_ATTR_CU_DIRECT_DAMAGE     0x00000100
+#define SPELL_ATTR_CU_CHARGE            0x00000200
 
 typedef std::vector<uint32> SpellCustomAttribute;
 

src/game/Unit.h

@@ -390,6 +390,8 @@ enum UnitMoveType
 #define MAX_MOVE_TYPE 8
 
 extern float baseMoveSpeed[MAX_MOVE_TYPE];
+// assume it is 25 yard per 0.6 second
+#define SPEED_CHARGE    42.0f
 
 enum WeaponAttackType
 {