Added function gridDefUvRelativeToGrid().

ChangeLog

@@ -4,6 +4,7 @@
 
 2017-02-27  Uwe Schulzweida
 
+	* Added function gridDefUvRelativeToGrid()
 	* gridInqUvRelativeToGrid(): added cgribex support
 
 2017-02-24  Uwe Schulzweida

src/cdi.h

@@ -964,6 +964,7 @@ void    gridChangeType(int gridID, int gridtype);
 void    gridDefComplexPacking(int gridID, int lpack);
 int     gridInqComplexPacking(int gridID);
 
+void    gridDefUvRelativeToGrid(int gridID, int uvRelativeToGrid);
 int     gridInqUvRelativeToGrid(int gridID);
 
 /* ZAXIS routines */

src/grid.c

@@ -3934,6 +3934,18 @@ void gridInqUUID(int gridID, unsigned char uuid[CDI_UUID_SIZE])
 }
 
 
+void gridDefUvRelativeToGrid(int gridID, int uvRelativeToGrid)
+{
+  grid_t *gridptr = grid_to_pointer(gridID);
+
+  if ( gridptr->uvRelativeToGrid != uvRelativeToGrid )
+    {
+      gridMark4Update(gridID);
+      gridptr->uvRelativeToGrid = uvRelativeToGrid;
+    }
+}
+
+
 int gridInqUvRelativeToGrid(int gridID)
 {
   grid_t *gridptr = grid_to_pointer(gridID);