SIGSEGV in IDirectDrawImpl_EnumDisplayModes
matthew at bytemark.co.uk
Thu Oct 31 19:36:47 CST 2002
On Thursday 31 October 2002 18:41, Lionel Ulmer wrote:
> > Sorry, that was the method I posted, I happened to paste the wrong
> > function name; this is the entire function with line 852 marked:
> Care to give me the actual data type of 'mp_directDraw' ? It seems that as
> you supposed, it does not use the correct function pointer when you use
> 'mp_directDraw->CreateSurface' and call instead 'EnumDisplayModes' thus, of
> course, leading to a crash as the callback function is not filled in
Declared in the header as:
I'm working from the position of not knowing much about DirectDraw, so this is
all new territory.
> The only thing I find strange is that you call CreateSurface with the 3rd
> argument being NULL and we should see that in the trace for
Yes, to my eye it looks like a linking problem but I'm not sure how to tell.
Maybe if I whittle it down to a single .c file which I can post to the list
it'll make it easier to diagnose.
Matthew Bloch Bytemark Computer Consulting Limited
tel. +44 (0) 8707 455026
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