From 37396921f95cee71874dc7bf2aece63b2a96c52e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Piotr=20Ma=C5=9Blanka?= <piotr.maslanka@dronehub.ai>
Date: Wed, 2 Jun 2021 21:38:03 +0200
Subject: [PATCH] Fix behaviour of PoissonRecon on ppc64le (#1289)

---
 opendm/mesh.py | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/opendm/mesh.py b/opendm/mesh.py
index d7096795..fc5df72d 100644
--- a/opendm/mesh.py
+++ b/opendm/mesh.py
@@ -1,5 +1,5 @@
 from __future__ import absolute_import
-import os, shutil, sys, struct, random, math
+import os, shutil, sys, struct, random, math, platform
 from opendm.dem import commands
 from opendm import system
 from opendm import log
@@ -145,7 +145,12 @@ def screened_poisson_reconstruction(inPointCloud, outMesh, depth = 8, samples =
     # ext = .ply
 
     outMeshDirty = os.path.join(mesh_path, "{}.dirty{}".format(basename, ext))
-
+    
+    # Since PoissonRecon has some kind of a race condition on ppc64el, and this helps...
+    if platform.machine() == 'ppc64le':
+        log.ODM_WARNING("ppc64le platform detected, forcing single-threaded operation for PoissonRecon")
+        threads = 1
+    
     poissonReconArgs = {
       'bin': context.poisson_recon_path,
       'outfile': outMeshDirty,