CGAL users discussion list

[Philipp Moeller <>]

Hi Oleg,

can you please post the _complete_ code that causes the error
message. This seems to be related to a missing include.

Cheers,
Philipp Moeller
GeometryFactory


Oleg 
<>
 writes:

> Hello! Newbie question. Can someone give me a hint why I can't read
> polyhedrons from .off files in the following manner:
>
> #include <CGAL/IO/Polyhedron_iostream.h>
> ...
>
> int main() {
> // Loading input polyhedrons
>       Polyhedron P1;
>       std::ifstream in("in1.off");
>       in >> P1;
>       Polyhedron P2;
>       std::ifstream in("in2.off");
>       in >> P2;
> ...
> }
>
> When trying to compile it I keep getting error message "error C2079: "in"
> uses indefinite class "std::basic_ifstream<_Elem,_Traits>". A similar code
> seems to be working in the mesh_polyhedral_domain.cpp example, and I can't
> figure out what I'm doing wrong. Thanks for any help!
>
> --
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