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[7826] Avoid use GetDistance* that used slow sqrt call where possible, other related speedups.

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This commit is contained in:
VladimirMangos 2009-05-14 18:16:03 +04:00
parent ff80f14d2d
commit 788cdf9b3a
21 changed files with 158 additions and 93 deletions
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14
src/game/Unit.cpp
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@ -3200,7 +3200,7 @@ Spell* Unit::FindCurrentSpellBySpellId(uint32 spell_id) const
return NULL;
}
bool Unit::isInFront(Unit const* target, float distance, float arc) const
bool Unit::isInFrontInMap(Unit const* target, float distance, float arc) const
{
return IsWithinDistInMap(target, distance) && HasInArc( arc, target );
}
@ -3210,7 +3210,7 @@ void Unit::SetInFront(Unit const* target)
SetOrientation(GetAngle(target));
}
bool Unit::isInBack(Unit const* target, float distance, float arc) const
bool Unit::isInBackInMap(Unit const* target, float distance, float arc) const
{
return IsWithinDistInMap(target, distance) && !HasInArc( 2 * M_PI - arc, target );
}
@ -9070,9 +9070,7 @@ bool Unit::isVisibleForOrDetect(Unit const* u, bool detect, bool inVisibleList,
return true;
// If there is collision rogue is seen regardless of level difference
// TODO: check sizes in DB
float distance = GetDistance(u);
if (distance < 0.24f)
if (IsWithinDist(u,0.24f))
return true;
//If a mob or player is stunned he will not be able to detect stealth
@ -9083,14 +9081,14 @@ bool Unit::isVisibleForOrDetect(Unit const* u, bool detect, bool inVisibleList,
if(u->GetTypeId() != TYPEID_PLAYER)
{
//Always invisible from back and out of aggro range
bool isInFront = u->isInFront(this,((Creature const*)u)->GetAttackDistance(this));
bool isInFront = u->isInFrontInMap(this,((Creature const*)u)->GetAttackDistance(this));
if(!isInFront)
return false;
}
else
{
//Always invisible from back
bool isInFront = u->isInFront(this,(GetTypeId()==TYPEID_PLAYER || GetCharmerOrOwnerGUID()) ? World::GetMaxVisibleDistanceForPlayer() : World::GetMaxVisibleDistanceForCreature());
bool isInFront = u->isInFrontInMap(this,(GetTypeId()==TYPEID_PLAYER || GetCharmerOrOwnerGUID()) ? World::GetMaxVisibleDistanceForPlayer() : World::GetMaxVisibleDistanceForCreature());
if(!isInFront)
return false;
}
@ -9116,7 +9114,7 @@ bool Unit::isVisibleForOrDetect(Unit const* u, bool detect, bool inVisibleList,
//based on wowwiki every 5 mod we have 1 more level diff in calculation
visibleDistance += (int32(u->GetTotalAuraModifier(SPELL_AURA_MOD_DETECT)) - stealthMod)/5.0f;
if(distance > visibleDistance)
if(!IsWithinDist(u,visibleDistance))
return false;
}