Re: Re Passing double floats to an external dll

I have a simple testbed for FreeImage at

http://www.logix-controls.com/SwiftForth/FreeImage.htm

HTH
Mike

-----Original Message-----
From: sftalk-bounce_at_forth.com [mailto:sftalk-bounce_at_forth.com] On Behalf
Of Smith, Roland A
Sent: Thursday, October 26, 2006 1:50 PM
To: sftalk_at_forth.com
Subject: [sftalk] Re: Re Passing double floats to an external dll

Hi Charles

>> Calls to a function requiring a float argument. eg
>>
>> 2 Import: _FreeImage_RotateClassic_at_12 ( addr Dfloat -- bool )
>
>
> \ so far I remember, Dfloat is like two parameters:
>
> 3 IMPORT: _FreeImage_RotateClassic_at_12 ( addr 2*float -- bool )
>
> : RotateClassic ( s: addr -- bool )( f: radius -- )
> 1dfparms _FreeImage_RotateClassic_at_12 ;
>

Ah ! That fixes things very nicely thank you. Interestingly the
equivalent Win32For code has an import line :-

2 proc _FreeImage_RotateClassic_at_12 as FIRotate

which threw me off a bit.

Cheers, Roland

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Received on Thu Oct 26 2006 - 14:06:01 PDT