Adam what version of PCL are you running? Check ../CMakeLists.txt.

Cheers,
Radu.
--
http://www.rbrusu.com

On May 31, 2010, at 5:54 PM, Adam Leeper <aleeper@stanford.edu> wrote:

> Hi all-
>
> I'm having some trouble compiling something with pcl.
>
> I have a function that looks like this:
>
> vector<pcl::PointCloud<pcl::PointXYZ> > segment_objects 
> (pcl::PointCloud<pcl::PointXYZ> cloud)
> {
>    ... stuff ..
> }
>
> If I keep it within my main .cpp file everything compiles fine. But  
> then I made a utilities.h/.cpp files and put segment_objects in  
> there, and now it complains about multiple definitions of  
> point_cloud::traits. There is a long list of them, but it only  
> complains about those (point_cloud::traits), nothing else.
>
> CMakeFiles/bigg_dynamic.dir/src/bigg_dynamic.o:(.rodata+0x106):  
> multiple definition of `point_cloud::traits::name<pcl::PointXYZRGBA,  
> point_cloud::fields::x>::value'
> CMakeFiles/bigg_dynamic.dir/src/utilities.o:(.rodata+0x6): first  
> defined here
> CMakeFiles/bigg_dynamic.dir/src/bigg_dynamic.o:(.rodata+0x108):  
> multiple definition of `point_cloud::traits::name<pcl::PointXYZRGBA,  
> point_cloud::fields::y>::value'
> CMakeFiles/bigg_dynamic.dir/src/utilities.o:(.rodata+0x8): first  
> defined here
>
> I can't see any reason this shouldn't work, unless I am missing  
> something about the templatization of pcl that might be screwing  
> something up...
>
> There are several other helper functions defined in these files that  
> compile just fine and it doesn't complain about redfinitions, except  
> these functions use only opencv.
>
> Any help is appreciated!
>
> --Adam
>
>
>
> Adam Leeper
> Stanford University
> aleeper@stanford.edu
> 719.358.3804
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