Added weight to coordiantes returned by PointView

Author: Electricks94

include/CLUEstering/core/detail/ClusteringKernels.hpp

@@ -26,7 +26,7 @@ namespace clue::detail {
                                    internal::TilesView<Ndim>& tiles,
                                    PointsView<Ndim>& dev_points,
                                    const KernelType& kernel,
-                                   const std::array<float, Ndim>& coords_i,
+                                   const std::array<float, Ndim + 1>& coords_i,
                                    float& rho_i,
                                    const DistanceParameter<Ndim>& dc,
                                    int32_t point_id) {
@@ -95,7 +95,7 @@ namespace clue::detail {
                                                   const clue::SearchBoxBins<Ndim>& search_box,
                                                   internal::TilesView<Ndim>& tiles,
                                                   PointsView<Ndim>& dev_points,
-                                                  const std::array<float, Ndim>& coords_i,
+                                                  const std::array<float, Ndim + 1>& coords_i,
                                                   float rho_i,
                                                   float& delta_i,
                                                   int& nh_i,

include/CLUEstering/data_structures/internal/PointsCommon.hpp

@@ -74,10 +74,11 @@ namespace clue {
 
     ALPAKA_FN_HOST_ACC auto operator[](int i) const {
       if (i == -1)
-        return clue::nostd::make_array<float, Ndim>(std::numeric_limits<float>::max());
+        return clue::nostd::make_array<float, Ndim + 1>(std::numeric_limits<float>::max());
 
-      std::array<float, Ndim> point;
+      std::array<float, Ndim + 1> point;
       meta::apply<Ndim>([&]<std::size_t Dim>() { point[Dim] = coords[Dim][i]; });
+      point[Ndim] = weight[i];
       return point;
     }
   };

include/CLUEstering/data_structures/internal/TilesView.hpp

@@ -97,8 +97,8 @@ namespace clue::internal {
       return remainder;
     }
 
-    ALPAKA_FN_ACC inline auto distance(const std::array<float, Ndim>& coord_i,
-                                       const std::array<float, Ndim>& coord_j) const {
+    ALPAKA_FN_ACC inline auto distance(const std::array<float, Ndim + 1>& coord_i,
+                                       const std::array<float, Ndim + 1>& coord_j) const {
       std::array<float, Ndim> distance_vector;
       for (auto dim = 0u; dim != Ndim; ++dim) {
         if (wrapping[dim])