Function Allocator.allocate
Allocate memory for the given requirements
						
				final MemAlloc allocate
				(
				
				  in const(MemoryRequirements) requirements,
				
				  in const(AllocOptions) options = AllocOptions(cast(AllocFlags)0, cast(MemoryUsage)0, cast(MemProps)0, cast(MemProps)0, 0u)
				
				);
						
					
				Returns
A MemAlloc object
Throws
An Exception if memory could not be allocated