Making the KDIndex::neighbors const

PDAL · Apr 12, 2019 · 4d7b849 · 4d7b849
1 parent e201f4e
commit 4d7b849
Showing 1 changed file with 12 additions and 12 deletions.
diff --git a/pdal/KDIndex.hpp b/pdal/KDIndex.hpp
@@ -101,25 +101,25 @@ class PDAL_DLL KD2Index : public KDIndex<2>
             throw pdal_error("KD2Index: point view missing 'Y' dimension.");
     }
 
-    PointId neighbor(double x, double y)
+    PointId neighbor(double x, double y) const
     {
         std::vector<PointId> ids = neighbors(x, y, 1);
         return (ids.size() ? ids[0] : 0);
     }
 
-    PointId neighbor(PointId idx)
+    PointId neighbor(PointId idx) const
     {
         std::vector<PointId> ids = neighbors(idx, 1);
         return (ids.size() ? ids[0] : 0);
     }
 
-    PointId neighbor(PointRef &point)
+    PointId neighbor(PointRef &point) const
     {
         std::vector<PointId> ids = neighbors(point, 1);
         return (ids.size() ? ids[0] : 0);
     }
 
-    std::vector<PointId> neighbors(double x, double y, point_count_t k)
+    std::vector<PointId> neighbors(double x, double y, point_count_t k) const
     {
         k = (std::min)(m_buf.size(), k);
         std::vector<PointId> output(k);
@@ -135,15 +135,15 @@ class PDAL_DLL KD2Index : public KDIndex<2>
         return output;
     }
 
-    std::vector<PointId> neighbors(PointId idx, point_count_t k)
+    std::vector<PointId> neighbors(PointId idx, point_count_t k) const
     {
         double x = m_buf.getFieldAs<double>(Dimension::Id::X, idx);
         double y = m_buf.getFieldAs<double>(Dimension::Id::Y, idx);
 
         return neighbors(x, y, k);
     }
 
-    std::vector<PointId> neighbors(PointRef &point, point_count_t k)
+    std::vector<PointId> neighbors(PointRef &point, point_count_t k) const
     {
         double x = point.getFieldAs<double>(Dimension::Id::X);
         double y = point.getFieldAs<double>(Dimension::Id::Y);
@@ -226,26 +226,26 @@ class PDAL_DLL KD3Index : public KDIndex<3>
             throw pdal_error("KD3Index: point view missing 'Z' dimension.");
     }
 
-    PointId neighbor(double x, double y, double z)
+    PointId neighbor(double x, double y, double z) const
     {
         std::vector<PointId> ids = neighbors(x, y, z, 1);
         return (ids.size() ? ids[0] : 0);
     }
 
-    PointId neighbor(PointId idx)
+    PointId neighbor(PointId idx) const
     {
         std::vector<PointId> ids = neighbors(idx, 1);
         return (ids.size() ? ids[0] : 0);
     }
 
-    PointId neighbor(PointRef &point)
+    PointId neighbor(PointRef &point) const
     {
         std::vector<PointId> ids = neighbors(point, 1);
         return (ids.size() ? ids[0] : 0);
     }
 
     std::vector<PointId> neighbors(double x, double y, double z,
-        point_count_t k)
+        point_count_t k) const
     {
         k = (std::min)(m_buf.size(), k);
         std::vector<PointId> output(k);
@@ -262,7 +262,7 @@ class PDAL_DLL KD3Index : public KDIndex<3>
         return output;
     }
 
-    std::vector<PointId> neighbors(PointId idx, point_count_t k)
+    std::vector<PointId> neighbors(PointId idx, point_count_t k) const
     {
         double x = m_buf.getFieldAs<double>(Dimension::Id::X, idx);
         double y = m_buf.getFieldAs<double>(Dimension::Id::Y, idx);
@@ -271,7 +271,7 @@ class PDAL_DLL KD3Index : public KDIndex<3>
         return neighbors(x, y, z, k);
     }
 
-    std::vector<PointId> neighbors(PointRef &point, point_count_t k)
+    std::vector<PointId> neighbors(PointRef &point, point_count_t k) const
     {
         double x = point.getFieldAs<double>(Dimension::Id::X);
         double y = point.getFieldAs<double>(Dimension::Id::Y);