[Bf-committers] ActiveX

Kester Maddock Christopher.Maddock.1 at uni.massey.ac.nz
Sat Apr 23 01:39:58 CEST 2005

Hi Tamas,

There is a Visual Studio option for enabling dynamic casts.


On Monday 04 April 2005 13:08, Tamas Konkoly wrote:
> Hi,
> I wrote an ActiveX bugreport (2330) to blender bugtracker about 2 weeks
> ago. Now I finished the ActiveX bugfixing.
> I can compile the blender and ActiveX (GP_axctl) with VC6.0sp5, and it
> works everything well, I think. I tested with some blend files.
> I also tried to compile with VSnet7.1 . I can compile the blender with it,
> but it is buggy, the playing mode is not work yet.
> But before I share the changed files, I have a problem which I don't want
> (I have no time) to check. Because the VC6.0 (and the VSnet7.1!) cannot
> compile good, I had to change the all dynamic_cast.
> There are about 15 dynamic_cast in the blender sources. And I had to change
> them to implicit cast, because most of them made crash.
> For example:
> original:    a *b = dynamic_cast<a *>c;
> changed:  a *b = (a *)c;
> And It is possible that the changing also makes other problems. If I cast a
> parent class to a child class and if the child class contains more
> variables and so it is bigger, it is possible that it makes memory writing
> out of range. I would like to receive information, that the changing is
> correct or not. Please check them.
> Best regards,
> Tcc
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