Re: Visual Python, OS X source build, Homebrew dependencies

Thanks much, Martin. What would be the most useful link to your
version to place on the vpython.org Mac download page?

Bruce Sherwood

On Thu, Aug 16, 2012 at 6:27 PM, Martin Costabel <[email protected]> wrote:
> On 14/08/12 16:27, Martin Costabel wrote:
> []
>> For Fink on OSX 10.7/10.8, I haven't yet made a visualpython package. I
>> am running into compilation errors of the type
>>
>> ./core/util/gl_extensions.cpp:50:17: error: assigning to
>> 'PFNGLTEXIMAGE3DEXTPROC' (aka 'void (*)(GLenum, GLint, GLenum, GLsizei,
>> GLsizei, GLsizei, GLint, GLenum, GLenum, const GLvoid *)') from
>> incompatible type 'void (GLenum, GLint, GLint, GLsizei, GLsizei,
>> GLsizei, GLint, GLenum, GLenum, const GLvoid *)': type mismatch at 3rd
>> parameter ('GLenum' (aka 'unsigned int') vs 'GLint' (aka 'int'))
>>                           glTexImage3D = ::glTexImage3D;
>>                                        ^ ~~~~~~~~~~~~~~
>>
>> There are lots of header files that might be responsible for such
>> incompatibilities, and I am not willing to spend hours chasing down such
>> errors.
>
> Finally, I did spend those hours and found a workaround. It turns out
> that there are two incompatible declarations of glTexImage3D floating
> around in the various OpenGL/gl.h or GL/glext.h headers. Apple changed
> the OpenGL/gl.h header between OSX 10.6 and 10.7 from one version to the
> other, and vpython is now mixing the two, which does not compile.
>
> Patching the definition of PFNGLTEXIMAGE3DEXTPROC in include/GL/glext.h
> allows visual to compile, and it runs OK.
>
> Version 5.74 is now in Fink.
>
> --
> Martin
>
>
>
>
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Live Security Virtual Conference
Exclusive live event will cover all the ways today's security and 
threat landscape has changed and how IT managers can respond. Discussions 
will include endpoint security, mobile security and the latest in malware 
threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/