Raven_Bot* Raven_Projectile::GetClosestIntersectingBot(Vector2D From,
Vector2D To)const
{
Raven_Bot* ClosestIntersectingBot = 0;
double ClosestSoFar = MaxDouble;
//iterate through all entities checking against the line segment FromTo
std::list<Raven_Bot*>::const_iterator curBot;
for (curBot = m_pWorld->GetAllBots().begin();
curBot != m_pWorld->GetAllBots().end();
++curBot)
{
//make sure we don't check against the shooter of the projectile
if ( ((*curBot)->ID() != m_iShooterID))
{
//if the distance to FromTo is less than the entity's bounding radius then
//there is an intersection
if (DistToLineSegment(From, To, (*curBot)->Pos()) < (*curBot)->BRadius())
{
//test to see if this is the closest so far
double Dist = Vec2DDistanceSq((*curBot)->Pos(), m_vOrigin);
if (Dist < ClosestSoFar)
{
Dist = ClosestSoFar;
ClosestIntersectingBot = *curBot;
}
}
}
}
return ClosestIntersectingBot;
}
std::list<Entity*> Projectile::GetListOfIntersectingEntities(Vector2D From, Vector2D To)const
{
//list to hold all entites who are intersecting with the given line segment
std::list<Entity*> hits;
//iterate through all game entites
std::list<Entity*>::const_iterator curEntity;
for(curEntity = m_pWorld->GetAllEntities.begin();curEntity != m_pWorld->GetAllEntities.end();++curEntity)
{
//don't check the entity who shot the projectile
if(((*curEntity)->ID() != m_iShooterID))
{
//if the distasnce to the segment between From and To is less than the entities bounding
//radius then add this entity the the hit list
if(DistToLineSegment(From, To, (*curEntity)->Pos()) < (*curEntity)->BRadius())
{
hits.push_back(*curEntity);
}
}
}
return hits;
}
//---------------------- GetListOfIntersectingBots ----------------------------
std::list<Raven_Bot*> Raven_Projectile::GetListOfIntersectingBots(Vector2D From,
Vector2D To)const
{
//this will hold any bots that are intersecting with the line segment
std::list<Raven_Bot*> hits;
//iterate through all entities checking against the line segment FromTo
std::list<Raven_Bot*>::const_iterator curBot;
for (curBot = m_pWorld->GetAllBots().begin();
curBot != m_pWorld->GetAllBots().end();
++curBot)
{
//make sure we don't check against the shooter of the projectile
if ( ((*curBot)->ID() != m_iShooterID))
{
//if the distance to FromTo is less than the entities bounding radius then
//there is an intersection so add it to hits
if (DistToLineSegment(From, To, (*curBot)->Pos()) < (*curBot)->BRadius())
{
hits.push_back(*curBot);
}
}
}
return hits;
}
Entity* Projectile::GetClosestIntersectingEntity(Vector2D From, Vector2D To)const
{
Entity* ClosestIntersectingEntity = 0;
double ClosestSoFar = MaxDouble;
//iterate through all game entities
std::list<Entity*>::const_iterator curEntity;
for(curEntity = m_pWorld->GetAllEntities().begin();
curEntity != m_pWorld->GetAllEntities().end();
++curEntity)
{
//don't check the entity who shot the projectile
if(((*curEntity)->ID() != m_iShooterID))
{
//if the distasnce to the segment between From and To is less than the entities bounding
//radius then thre is an intersection
if(DistToLineSegment(From, To, (*curEntity)->Pos()) < (*curEntity)->BRadius())
{
//check if this the closest intersecting entity so far
double Dist = Vec2DDistanceSq((*curEntity)->Pos(), m_vOrigin);
//if so then set this to be the new closest entity
if(Dist < ClosestSoFar)
{
Dist = ClosestSoFar;
ClosestIntersectingEntity = *curEntity;
}
}
}
}
return ClosestIntersectingEntity;
}
