DoubleBuffer - MessagePump

gistfile1.asm

StillRunning:

        ; check if there are messages on the queue to process
	invoke PeekMessage, ADDR msg, NULL, 0, 0, PM_REMOVE

        ; if not, get on with rendering
	cmp eax, 0
	je	RenderFrame

        ; dispatch the message as needed
	invoke DispatchMessage, ADDR msg

RenderFrame:

        ; --- do some drawing here ---

        ; tell windows that the client area for this window is no
        ; longer valid and needs to be re-drawn
	invoke InvalidateRect, hWnd, NULL, 0

	cmp bRunning, 1
	je	StillRunning