code: public static int cusparseScsr2dense(
          cusparseHandle handle, 
          int m, 
          int n, 
          cusparseMatDescr descrA, 
          Pointer csrSortedValA, 
          Pointer csrSortedRowPtrA, 
          Pointer csrSortedColIndA, 
          Pointer A, 
          int lda)
      {
          return checkResult(cusparseScsr2denseNative(handle, m, n, descrA, csrSortedValA, csrSortedRowPtrA, csrSortedColIndA, A, lda));
      }
docs: Description: This routine converts a sparse matrix in CSR storage format
  to a dense matrix.