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fixed compilation error (convex_hull.hh) when OpenMP is not available

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This commit is contained in:
Oliver Hahn 2015-06-29 11:55:38 +02:00
parent 1a15acfe02
commit 44cdfc728b
1 changed files with 8 additions and 2 deletions
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10
plugins/convex_hull.hh
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@ -5,7 +5,9 @@
#include <set>
#include <cmath>
#ifdef _OPENMP
#include <omp.h>
#endif
#include "log.hh"
@ -285,9 +287,11 @@ struct convex_hull{
if( points[3*i] > points[3*l] ) i=l;
for( j=i, l=0; l<npoints_; ++l )
if( i!=l && turn(&points[3*i],&points[3*j],&points[3*l]) >= 0 ) j=l;
#ifdef _OPENMP
int nt = omp_get_max_threads();
omp_set_num_threads( std::min(2,omp_get_max_threads()) );
#endif
#pragma omp parallel for
for( int thread=0; thread<2; ++thread )
@ -297,8 +301,10 @@ struct convex_hull{
if( thread==1 )
wrap<false>( points, i, j, faceidx_U_ );
}
#ifdef _OPENMP
omp_set_num_threads(nt);
#endif
compute_face_normals( points );
compute_center( points );