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[7828] Add 2d/3d versions for WorldObject::IsInRange(x,y,... and WorldObject::IsWithinDist(x,y,...

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VladimirMangos 2009-05-14 20:37:02 +04:00
parent 592db69c0c
commit 42d74d811f
3 changed files with 44 additions and 12 deletions
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48
src/game/Object.cpp
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@ -1114,16 +1114,25 @@ float WorldObject::GetDistanceZ(const WorldObject* obj) const
return ( dist > 0 ? dist : 0);
}
bool WorldObject::IsWithinDist(float x, float y, float z, float dist2compare, bool is3D) const
bool WorldObject::IsWithinDist(float x, float y, float z, float dist2compare) const
{
float dx = GetPositionX() - x;
float dy = GetPositionY() - y;
float dz = GetPositionZ() - z;
float distsq = dx*dx + dy*dy + dz*dz;
float sizefactor = GetObjectSize();
float maxdist = dist2compare + sizefactor;
return distsq < maxdist * maxdist;
}
bool WorldObject::IsWithinDist2d(float x, float y, float dist2compare) const
{
float dx = GetPositionX() - x;
float dy = GetPositionY() - y;
float distsq = dx*dx + dy*dy;
if(is3D)
{
float dz = GetPositionZ() - z;
distsq += dz*dz;
}
float sizefactor = GetObjectSize();
float maxdist = dist2compare + sizefactor;
@ -1185,12 +1194,16 @@ bool WorldObject::GetDistanceOrder(WorldObject const* obj1, WorldObject const* o
return distsq1 < distsq2;
}
bool WorldObject::IsInRange(WorldObject const* obj, float minRange, float maxRange) const
bool WorldObject::IsInRange(WorldObject const* obj, float minRange, float maxRange, bool is3D /* = true */) const
{
float dx = GetPositionX() - obj->GetPositionX();
float dy = GetPositionY() - obj->GetPositionY();
float dz = GetPositionZ() - obj->GetPositionZ();
float distsq = dx*dx + dy*dy + dz*dz;
float distsq = dx*dx + dy*dy;
if(is3D)
{
float dz = GetPositionZ() - obj->GetPositionZ();
distsq += dz*dz;
}
float sizefactor = GetObjectSize() + obj->GetObjectSize();
@ -1218,6 +1231,23 @@ bool WorldObject::IsInRange2d(float x, float y, float minRange, float maxRange)
return distsq < maxdist * maxdist;
}
bool WorldObject::IsInRange(float x, float y, float z, float minRange, float maxRange) const
{
float dx = GetPositionX() - x;
float dy = GetPositionY() - y;
float dz = GetPositionZ() - z;
float distsq = dx*dx + dy*dy + dz*dz;
float sizefactor = GetObjectSize();
float mindist = minRange + sizefactor;
if(distsq < mindist * mindist)
return false;
float maxdist = maxRange + sizefactor;
return distsq < maxdist * maxdist;
}
float WorldObject::GetAngle(const WorldObject* obj) const
{
if(!obj) return 0;