Bart/bullet3
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

collisionObject: renamed uniqueId to worldArrayIndex; removed linear search in removeCollisionObject

Browse Source
This commit is contained in:
Lunkhound
2016-11-12 12:41:55 -08:00
parent 3b5d0f444b
commit 2f4ec4f8c9
6 changed files with 30 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
src/BulletCollision/CollisionDispatch/btCollisionWorld.cpp
View File

@@ -115,7 +115,9 @@ void btCollisionWorld::addCollisionObject(btCollisionObject* collisionObject,sho
//check that the object isn't already added
btAssert( m_collisionObjects.findLinearSearch(collisionObject) == m_collisionObjects.size());
btAssert(collisionObject->getWorldArrayIndex() == -1); // do not add the same object to more than one collision world
collisionObject->setWorldArrayIndex(m_collisionObjects.size());
m_collisionObjects.push_back(collisionObject);
//calculate new AABB
@@ -195,6 +197,7 @@ void btCollisionWorld::updateAabbs()
for ( int i=0;i<m_collisionObjects.size();i++)
{
btCollisionObject* colObj = m_collisionObjects[i];
btAssert(colObj->getWorldArrayIndex() == i);
//only update aabb of active objects
if (m_forceUpdateAllAabbs || colObj->isActive())
@@ -253,9 +256,25 @@ void btCollisionWorld::removeCollisionObject(btCollisionObject* collisionObject)
}
//swapremove
m_collisionObjects.remove(collisionObject);
int iObj = collisionObject->getWorldArrayIndex();
btAssert(iObj >= 0 && iObj < m_collisionObjects.size()); // trying to remove an object that was never added or already removed previously?
if (iObj >= 0 && iObj < m_collisionObjects.size())
{
btAssert(collisionObject == m_collisionObjects[iObj]);
m_collisionObjects.swap(iObj, m_collisionObjects.size()-1);
m_collisionObjects.pop_back();
if (iObj < m_collisionObjects.size())
{
m_collisionObjects[iObj]->setWorldArrayIndex(iObj);
}
}
else
{
// slow linear search
//swapremove
m_collisionObjects.remove(collisionObject);
}
collisionObject->setWorldArrayIndex(-1);
}