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BMesh: add limited support for parallelization over some basic iterators. 

This merely uses new memloop/task looper over vertex/edge/face mempools.

Quite obviously, only BM_VERTS/EDGES/FACES_OF_MESH iterators are
supported.
This commit is contained in:
Bastien Montagne 2017-11-23 21:19:54 +01:00
parent cf6e8edda5
commit bc3f0cfd14
1 changed files with 36 additions and 0 deletions
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36
source/blender/bmesh/intern/bmesh_iterators_inline.h
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@ -182,4 +182,40 @@ BLI_INLINE void *BM_iter_new(BMIter *iter, BMesh *bm, const char itype, void *da
}
}
/**
* \brief Parallel (threaded) iterator, only available for most basic itertypes (verts/edges/faces of mesh).
*
* Uses BLI_task_parallel_mempool to iterate over all items of underlying matching mempool.
*
* \note You have to include BLI_task.h before BMesh includes to be able to use this function!
*/
#ifdef __BLI_TASK_H__
ATTR_NONNULL(1)
BLI_INLINE void BM_iter_parallel(
BMesh *bm, const char itype, TaskParallelMempoolFunc func, void *userdata, const bool use_threading)
{
BLI_assert(bm != NULL);
/* inlining optimizes out this switch when called with the defined type */
switch ((BMIterType)itype) {
case BM_VERTS_OF_MESH:
BLI_task_parallel_mempool(bm->vpool, userdata, func, use_threading);
break;
case BM_EDGES_OF_MESH:
BLI_task_parallel_mempool(bm->epool, userdata, func, use_threading);
break;
case BM_FACES_OF_MESH:
BLI_task_parallel_mempool(bm->fpool, userdata, func, use_threading);
break;
default:
/* should never happen */
BLI_assert(0);
break;
}
}
#endif /* __BLI_TASK_H__ */
#endif /* __BMESH_ITERATORS_INLINE_H__ */