------------------------------------------------------------ revno: 3679 committer: Anton Gladky <[email protected]> timestamp: Fri 2015-06-12 08:02:43 +0200 message: Add warning about CGAL in Ubuntu 14.04 Trusty It looks like the current Yade code is incompatible with CGAL version shipped in Ubuntu 14.04 Trusty. The packaged are shipped in external Yade PPA on Launchpad. modified: doc/sphinx/installation.rst
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=== modified file 'doc/sphinx/installation.rst' --- doc/sphinx/installation.rst 2015-05-04 16:59:30 +0000 +++ doc/sphinx/installation.rst 2015-06-12 06:02:43 +0000 @@ -134,9 +134,19 @@ The following commands have to be executed in command line of corresponding distributions. Just copy&paste to the terminal. To perform commands you should have root privileges + +.. warning:: If you have Ubuntu 14.04 Trusty, you need to install libqcgal-dev + from our `external PPA <https://launchpad.net/~yade-users/+archive/external/>`_. + Otherwise the following error occurs on AMD64 architectures:: + + terminate called after throwing an instance of 'CGAL::Assertion_exception' + what(): CGAL ERROR: assertion violation! + Expr: -CGAL_IA_MUL(-1.1, 10.1) != CGAL_IA_MUL(1.1, 10.1) + File: /usr/include/CGAL/Interval_nt.h + Line: 209 + Explanation: Wrong rounding: did you forget the -frounding-math option if you use GCC (or -fp-model strict for Intel)? + Aborted -.. warning:: If you have Ubuntu 12.10 or older, you need to install libqglviewer-qt4-dev - package instead of libqglviewer-dev. * **Ubuntu**, **Debian** and their derivatives::
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