Fix initial inlet profile writing for MPI (#1786)

* marker profiles for all mpi
* added MPI Barrier

Author: bigfooted

SU2_CFD/src/CMarkerProfileReaderFVM.cpp

@@ -61,6 +61,7 @@ CMarkerProfileReaderFVM::CMarkerProfileReaderFVM(CGeometry      *val_geometry,
   if (profile_file.fail()) {
     MergeProfileMarkers();
     WriteMarkerProfileTemplate();
+    SU2_MPI::Barrier(SU2_MPI::GetComm());
   } else {
     ReadMarkerProfile();
   }
@@ -202,7 +203,7 @@ void CMarkerProfileReaderFVM::MergeProfileMarkers() {
   unsigned long iVertex, iMarker;
   unsigned long Buffer_Send_nPoin[1], *Buffer_Recv_nPoin = nullptr;
   unsigned long nLocalPoint = 0, MaxLocalPoint = 0;
-
+  unsigned long maxProfiles = 0;
   unsigned long index, iChar;
 
   char str_buf[MAX_STRING_SIZE];
@@ -237,6 +238,7 @@ void CMarkerProfileReaderFVM::MergeProfileMarkers() {
   SU2_MPI::Gather(&Buffer_Send_nPoin, 1, MPI_UNSIGNED_LONG,
                   Buffer_Recv_nPoin, 1, MPI_UNSIGNED_LONG, MASTER_NODE, SU2_MPI::GetComm());
   SU2_MPI::Allreduce(&nLocalPoint, &MaxLocalPoint, 1, MPI_UNSIGNED_LONG, MPI_MAX, SU2_MPI::GetComm());
+  SU2_MPI::Allreduce(&numberOfProfiles, &maxProfiles, 1, MPI_UNSIGNED_LONG, MPI_MAX, SU2_MPI::GetComm());
 
   /*--- Send and Recv buffers. ---*/
 
@@ -268,8 +270,8 @@ void CMarkerProfileReaderFVM::MergeProfileMarkers() {
       nGlobal_InletPoint += Buffer_Recv_nPoin[iProcessor];
     }
 
-    profileCoords.resize(numberOfProfiles);
-    for (iMarker = 0; iMarker < numberOfProfiles; iMarker++) {
+    profileCoords.resize(maxProfiles);
+    for (iMarker = 0; iMarker < maxProfiles; iMarker++) {
       profileCoords[iMarker].resize(dimension);
     }
 

SU2_CFD/src/output/CFlowOutput.cpp

@@ -197,6 +197,7 @@ void CFlowOutput::SetAnalyzeSurface(const CSolver* const*solver, const CGeometry
     if (config->GetMarker_All_Analyze(iMarker) == YES) {
 
       for (iVertex = 0; iVertex < geometry->nVertex[iMarker]; iVertex++) {
+
         iPoint = geometry->vertex[iMarker][iVertex]->GetNode();
 
         if (geometry->nodes->GetDomain(iPoint)) {