Method Clear

Source/Utils/micropather.cpp:274–310

void PathNodePool::Clear()
{
#ifdef TRACK_COLLISION
	// Collision tracking code.
	int collide=0;
	for( unsigned i=0; i<HashSize(); ++i ) {
		if ( hashTable[i] && (hashTable[i]->child[0] || hashTable[i]->child[1]) )
			++collide;
	}
	//printf( "PathNodePool %d/%d collision=%d %.1f%%\n", nAllocated, HashSize(), collide, 100.0f*(float)collide/(float)HashSize() );
	totalCollide += collide;
#endif

	Block* b = blocks;
	while( b ) {
		Block* temp = b->nextBlock;
		if ( b != firstBlock ) {
			free( b );
		}
		b = temp;
	}
	blocks = firstBlock;	// Don't delete the first block (we always need at least that much memory.)

	// Set up for new allocations (but don't do work we don't need to. Reset/Clear can be called frequently.)
	if ( nAllocated > 0 ) {
		freeMemSentinel.next = &freeMemSentinel;
		freeMemSentinel.prev = &freeMemSentinel;
	
		memset( hashTable, 0, sizeof(PathNode*)*HashSize() );
		for( unsigned i=0; i<allocate; ++i ) {
			freeMemSentinel.AddBefore( &firstBlock->pathNode[i] );
		}
	}
	nAvailable = allocate;
	nAllocated = 0;
	cacheSize = 0;
}


PathNodePool::Block* PathNodePool::NewBlock()