public int Try(ref Block block)
{
block.Range.Allocator = this;
var error = AllocatorManager.Try(ref block);
return(error);
}
static void *CustomResize(void *oldPointer, long oldCount, long newCount, Allocator allocator, long size, int align)
{
AllocatorManager.Block block = default;
block.Range.Allocator = new AllocatorManager.AllocatorHandle {
Index = (ushort)allocator
};
block.Range.Items = (int)newCount;
block.Range.Pointer = (IntPtr)oldPointer;
block.BytesPerItem = (int)size;
block.Alignment = align;
block.AllocatedItems = (int)oldCount;
var error = AllocatorManager.Try(ref block);
CheckFailedToAllocate(error);
return((void *)block.Range.Pointer);
}
public unsafe int Try(ref AllocatorManager.Block block)
{
var temp = block.Range.Allocator;
block.Range.Allocator = m_parent;
var error = AllocatorManager.Try(ref block);
block.Range.Allocator = temp;
if (error != 0)
{
return(error);
}
if (block.Range.Pointer != IntPtr.Zero) // if we allocated or reallocated...
{
UnsafeUtility.MemSet((void *)block.Range.Pointer, m_clearValue, block.Bytes); // clear to a value.
}
return(0);
}