fix Doxygen warnings

Author: PeterPetrik

python/core/mesh/qgsmeshlayer.sip.in

@@ -28,9 +28,9 @@ yet support editing transactions.
 
 The main data providers supported by QGIS are listed below.
 
-\section providers Mesh data providers
+\section mesh_providers Mesh data providers
 
-\subsection memory Memory data providerType (mesh_memory)
+\subsection mesh_memory Memory data providerType (mesh_memory)
 
 The memory data provider is used to construct in memory data, for example scratch
 data. There is no inherent persistent storage of the data. The data source uri is constructed.

src/core/mesh/qgsmeshlayer.h

@@ -46,9 +46,9 @@ struct QgsMesh;
  *
  * The main data providers supported by QGIS are listed below.
  *
- * \section providers Mesh data providers
+ * \section mesh_providers Mesh data providers
  *
- * \subsection memory Memory data providerType (mesh_memory)
+ * \subsection mesh_memory Memory data providerType (mesh_memory)
  *
  * The memory data provider is used to construct in memory data, for example scratch
  * data. There is no inherent persistent storage of the data. The data source uri is constructed.

src/core/mesh/qgsmeshmemorydataprovider.cpp

@@ -14,6 +14,8 @@
  *   (at your option) any later version.                                   *
  *                                                                         *
  ***************************************************************************/
+///@cond PRIVATE
+
 #include "qgsmeshmemorydataprovider.h"
 
 static const QString TEXT_PROVIDER_KEY = QStringLiteral( "mesh_memory" );
@@ -164,4 +166,4 @@ QgsMeshFace QgsMeshMemoryDataProvider::face( int index ) const
   return mFaces[index];
 }
 
-
+///@endcond

src/core/mesh/qgstriangularmesh.h

@@ -54,7 +54,7 @@ class CORE_EXPORT QgsTriangularMesh
 
     /**
      * Construct triangular mesh from layer's native mesh and context
-     * \param layer QgsMeshLayer to get native mesh data
+     * \param nativeMesh QgsMesh to access native vertices and faces
      * \param context Rendering context to estimate number of triagles to create for an face
     */
     void update( QgsMesh *nativeMesh, QgsRenderContext *context );