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[7827] dd support 2d version for WorldObject::GetDistanceOrder.

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This commit is contained in:
VladimirMangos 2009-05-14 20:09:30 +04:00
parent 788cdf9b3a
commit 592db69c0c
3 changed files with 15 additions and 7 deletions
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18
src/game/Object.cpp
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@ -1162,17 +1162,25 @@ bool WorldObject::IsWithinLOS(float ox, float oy, float oz) const
return vMapManager->isInLineOfSight(GetMapId(), x, y, z+2.0f, ox, oy, oz+2.0f);
}
bool WorldObject::GetDistanceOrder(WorldObject const* obj1, WorldObject const* obj2) const
bool WorldObject::GetDistanceOrder(WorldObject const* obj1, WorldObject const* obj2, bool is3D /* = true */) const
{
float dx1 = GetPositionX() - obj1->GetPositionX();
float dy1 = GetPositionY() - obj1->GetPositionY();
float dz1 = GetPositionZ() - obj1->GetPositionZ();
float distsq1 = dx1*dx1 + dy1*dy1 + dz1*dz1;
float distsq1 = dx1*dx1 + dy1*dy1;
if(is3D)
{
float dz1 = GetPositionZ() - obj1->GetPositionZ();
distsq1 += dz1*dz1;
}
float dx2 = GetPositionX() - obj2->GetPositionX();
float dy2 = GetPositionY() - obj2->GetPositionY();
float dz2 = GetPositionZ() - obj2->GetPositionZ();
float distsq2 = dx2*dx2 + dy2*dy2 + dz2*dz2;
float distsq2 = dx2*dx2 + dy2*dy2;
if(is3D)
{
float dz2 = GetPositionZ() - obj2->GetPositionZ();
distsq2 += dz2*dz2;
}
return distsq1 < distsq2;
}