Method Grow

src/tier1/utlmemory.cpp:244–272

void CUtlMemoryBase::Grow( int num )
{
	Assert( num > 0 );

	if ( IsExternallyAllocated() )
	{
		// Can't grow a buffer whose memory was externally allocated 
		Assert(0);
		return;
	}

	// Make sure we have at least numallocated + num allocations.
	// Use the grow rules specified for this memory (in m_nGrowSize)
	int nAllocationRequested = m_nAllocationCount + num;

	UTLMEMORY_TRACK_FREE();

	m_nAllocationCount = UtlMemory_CalcNewAllocationCount( m_nAllocationCount, m_nGrowSize, nAllocationRequested, m_unSizeOfElements );

	UTLMEMORY_TRACK_ALLOC();
	if (m_pMemory)
	{
		m_pMemory = PvRealloc( m_pMemory, (size_t)m_nAllocationCount * m_unSizeOfElements );
	}
	else
	{
		m_pMemory = PvAlloc( (size_t)m_nAllocationCount * m_unSizeOfElements );
	}
}


//-----------------------------------------------------------------------------