add NewTensor() to generate an empty XTensor

source/tensor/XTensor.cpp

@@ -2065,6 +2065,13 @@ void InitTensor(XTensor * tensor, const XTensor * reference)
                reference->devID, reference->mem);
                reference->devID, reference->mem);
 }
 }
     
     
+/* generate a XTensor with no initialization */
+XTensor * NewTensor()
+{
+    XTensor * tensor = new XTensor();
+    return tensor;
+}
+
 /* 
 /* 
 generate a XTensor 
 generate a XTensor 
 >> myOrder - order of the tensor
 >> myOrder - order of the tensor

source/tensor/XTensor.h

@@ -439,6 +439,9 @@ void InitTensor5D(XTensor * tensor, const int d0, const int d1, const int d2, co
 /* initialize a tensor with a reference tensor */
 /* initialize a tensor with a reference tensor */
 void InitTensor(XTensor * tensor, const XTensor * reference);
 void InitTensor(XTensor * tensor, const XTensor * reference);
     
     
+/* generate a XTensor with no initialization */
+XTensor * NewTensor();
+
 /* generate a XTensor */
 /* generate a XTensor */
 XTensor * NewTensor(const int myOrder, const int * myDimSize, const TENSOR_DATA_TYPE myDataType = X_FLOAT,
 XTensor * NewTensor(const int myOrder, const int * myDimSize, const TENSOR_DATA_TYPE myDataType = X_FLOAT,
                     const float myDenseRatio = 1.0F, const int myDevID = -1, XMem * myMem = NULL);
                     const float myDenseRatio = 1.0F, const int myDevID = -1, XMem * myMem = NULL);