Fix misc bugs

src/aliceVision/depthMap/SemiGlobalMatchingVolume.cpp

@@ -62,6 +62,7 @@ SemiGlobalMatchingVolume::SemiGlobalMatchingVolume(float _volGpuMB, int _volDimX
 SemiGlobalMatchingVolume::~SemiGlobalMatchingVolume()
 {
     delete _volume;
+    delete _volumeSecondBest;
     delete _volumeStepZ;
     delete _volumeBestZ;
 }

src/aliceVision/matching/io.cpp

@@ -305,7 +305,7 @@ class MatchExporter
     for(IndexT key: keys)
     {
       PairwiseMatches::const_iterator match = matchBegin;
-      while(match->first.first == key && match != matchEnd)
+      while(match != matchEnd && match->first.first == key)
         ++match;
       const std::string filepath = (fs::path(m_directory) / (std::to_string(key) + "." + m_filename)).string();
       ALICEVISION_LOG_DEBUG("Export Matches in: " << filepath);

src/aliceVision/mesh/Mesh.cpp

@@ -2467,7 +2467,8 @@ bool Mesh::loadFromObjAscii(int& nmtls, StaticVector<int>& trisMtlIds, StaticVec
             {
                 int n1 = mvsUtils::findNSubstrsInString(line, "/");
                 int n2 = mvsUtils::findNSubstrsInString(line, "//");
-                if((n1 == 3 && n2 == 0) ||
+                if((n1 == 3 && n2 == 0) || 
+                   (n1 == 6 && n2 == 0) ||
                    (n1 == 0 && n2 == 3) ||
                    (n1 == 0 && n2 == 0))
                     ntris += 1;