Add some more doxygen documentation

src/gpu/VirtualFluids_GPU/Parameter/EdgeNodeFinder.h

@@ -53,13 +53,16 @@ void findEdgeNodesCommMultiGPU(SPtr<Parameter> parameter);
 // anonymous namespace
 namespace
 {
+//! \brief Find nodes that are both received in the x-direction and sent in the y-direction
+void findEdgeNodesXY(int level, SPtr<Parameter> parameter);
+//! \brief Find nodes that are both received in the x-direction and sent in the z-direction
+void findEdgeNodesXZ(int level, SPtr<Parameter> parameter);
+//! \brief Find nodes that are both received in the y-direction and sent in the z-direction
+void findEdgeNodesYZ(int level, SPtr<Parameter> parameter);
 void findEdgeNodes(const std::vector<ProcessNeighbor27> &recvProcessNeighbor,
                    const std::vector<ProcessNeighbor27> &sendProcessNeighbor, 
                    std::vector<LBMSimulationParameter::EdgeNodePositions> &edgeNodes);
 bool findIndexInSendNodes(int nodeIndex, const std::vector<ProcessNeighbor27>& sendProcessNeighbor, int &indexOfProcessNeighborSend, int &indexInSendBuffer);
-void findEdgeNodesXY(int level, SPtr<Parameter> parameter);
-void findEdgeNodesXZ(int level, SPtr<Parameter> parameter);
-void findEdgeNodesYZ(int level, SPtr<Parameter> parameter);
 } // namespace
 
 #endif
\ No newline at end of file