Modify default value for rowMajorIndex and rowMajorQuery in bf-knn (#173

)

This PR modifies the default value for `rowMajorIndex` and `rowMajorQuery` parameters in `brute_force_knn`.

Authors:
  - Victor Lafargue (@viclafargue)
  - Corey J. Nolet (@cjnolet)

Approvers:
  - Corey J. Nolet (@cjnolet)

URL: #173

cpp/include/raft/spatial/knn/knn.hpp

@@ -53,7 +53,7 @@ using deviceAllocator = raft::mr::device::allocator;
 inline void brute_force_knn(
   raft::handle_t const &handle, std::vector<float *> &input,
   std::vector<int> &sizes, int D, float *search_items, int n, int64_t *res_I,
-  float *res_D, int k, bool rowMajorIndex = false, bool rowMajorQuery = false,
+  float *res_D, int k, bool rowMajorIndex = true, bool rowMajorQuery = true,
   std::vector<int64_t> *translations = nullptr,
   distance::DistanceType metric = distance::DistanceType::L2Unexpanded,
   float metric_arg = 2.0f) {