;--- invoke member, base register AFTER struct.type
.386
.model flat, stdcall
NULL equ 0
prCreateDevice typedef proto :PTR ,:dword,:dword,:dword
lpCreateDevice typedef ptr prCreateDevice
IDirectInputA struct
dd ?
dd ?
dd ?
CreateDevice lpCreateDevice ?
IDirectInputA ends
.code
if 1 ;this always worked
INVOKE [edx].IDirectInputA.CreateDevice, NULL, NULL, NULL, NULL
endif
if 1 ;this didn't work in v2.05 (GPF) and v1.96-v2.04
INVOKE IDirectInputA.CreateDevice[edx], NULL, NULL, NULL, NULL
endif
ret
end