Changeset 1397

Timestamp:

01/10/18 16:07:16 (7 years ago)

Author:

ymipsl

Message:

Add a method to retrive the local mask of a grid

YM

Location:

XIOS/dev/XIOS_DEV_CMIP6/src/node

Files:

• grid.cpp (modified) (1 diff)
• grid.hpp (modified) (2 diffs)

XIOS/dev/XIOS_DEV_CMIP6/src/node/grid.cpp

@@ -424 +424 @@
    }
 
+
+/*!
+  A grid can have multiple dimension, so can its mask in the form of multi-dimension array.
+It's not a good idea to store all multi-dimension arrays corresponding to each mask.
+One of the ways is to convert this array into 1-dimension one and every process is taken place on it.
+  \param [in] multi-dimension array grid mask
+*/
+
+  void CGrid::getLocalMask(CArray<bool,1>& localMask)
+  {
+      std::vector<CDomain*> domainP = this->getDomains();
+      std::vector<CAxis*> axisP = this->getAxis();
+      int dim = domainP.size() * 2 + axisP.size();
+
+      switch (dim)
+      {
+        case 0:
+          getLocalMask(mask_0d, localMask);
+          break;
+        case 1:
+          getLocalMask(mask_1d, localMask);
+          break;
+        case 2:
+          getLocalMask(mask_2d, localMask);
+          break;
+        case 3:
+          getLocalMask(mask_3d, localMask);
+          break;
+        case 4:
+          getLocalMask(mask_4d, localMask);
+          break;
+        case 5:
+          getLocalMask(mask_5d, localMask);
+          break;
+        case 6:
+          getLocalMask(mask_6d, localMask);
+          break;
+        case 7:
+          getLocalMask(mask_7d, localMask);
+          break;
+        default:
+          break;
+      }
+  }
+      
    /*
      Modify value of mask in a certain index

XIOS/dev/XIOS_DEV_CMIP6/src/node/grid.hpp

@@ -203 +203 @@
          bool hasTransform();
          size_t getGlobalWrittenSize(void) ;
-
+         void getLocalMask(CArray<bool,1>& localMask) ;
+         template<int N>
+         void getLocalMask(const CArray<bool,N>& gridMask, CArray<bool,1>& localMask) ;
       public:
          CArray<int, 1> storeIndex_client;
@@ -540 +542 @@
    ///--------------------------------------------------------------
 
+
+/*!
+  A grid can have multiple dimension, so can its mask in the form of multi-dimension array.
+It's not a good idea to store all multi-dimension arrays corresponding to each mask.
+One of the ways is to convert this array into 1-dimension one and every process is taken place on it.
+  \param [in] multi-dimension array grid mask
+*/
+template<int N>
+void CGrid::getLocalMask(const CArray<bool,N>& gridMask, CArray<bool,1>& localMask)
+{
+  int dim = gridMask.dimensions();
+  std::vector<int> dimensionSizes(dim);
+  for (int i = 0; i < dim; ++i) dimensionSizes[i] = gridMask.extent(i);
+
+  std::vector<int> idxLoop(dim,0);
+  int ssize = gridMask.numElements(), idx = 0;
+  localMask.resize(ssize);
+  while (idx < ssize)
+  {
+    for (int i = 0; i < dim-1; ++i)
+    {
+      if (idxLoop[i] == dimensionSizes[i])
+      {
+        idxLoop[i] = 0;
+        ++idxLoop[i+1];
+      }
+    }
+
+    int maskIndex = idxLoop[0];
+    int mulDim = 1;
+    for (int k = 1; k < dim; ++k)
+    {
+      mulDim *= dimensionSizes[k-1];
+      maskIndex += idxLoop[k]*mulDim;
+    }
+    localMask(maskIndex) = *(gridMask.dataFirst()+maskIndex);
+
+    ++idxLoop[0];
+    ++idx;
+  }
+}
+
    // Declare/Define CGridGroup and CGridDefinition
    DECLARE_GROUP(CGrid);