fix indentation

include/igl/knn.h

@@ -34,19 +34,21 @@ namespace igl
   //          of the ith octree cell
   // Outputs:
   //   I  #P by k list of k-nearest-neighbor indices into P
-  template <typename DerivedP, typename IndexType,
-    typename DerivedCH, typename DerivedCN, typename DerivedW,
+  template <
+    typename DerivedP, 
+    typename IndexType,
+    typename DerivedCH,
+    typename DerivedCN,
+    typename DerivedW,
     typename DerivedI>
   IGL_INLINE void knn(
-          const Eigen::MatrixBase<DerivedP>& P,
+    const Eigen::MatrixBase<DerivedP>& P,
     size_t k,
     const std::vector<std::vector<IndexType> > & point_indices,
     const Eigen::MatrixBase<DerivedCH>& CH,
     const Eigen::MatrixBase<DerivedCN>& CN,
     const Eigen::MatrixBase<DerivedW>& W,
     Eigen::PlainObjectBase<DerivedI> & I);
-
-
   // Inputs:
   //   P  #P by 3 list of point locations for which which we want the neighbors of
   //   V  #V by 3 list of point locations for which may be neighbors 
@@ -61,12 +63,17 @@ namespace igl
   //          of the ith octree cell
   // Outputs:
   //   I  #P by k list of k-nearest-neighbor indices into V
-  template <typename DerivedP, typename DerivedV, typename IndexType,
-    typename DerivedCH, typename DerivedCN, typename DerivedW,
+  template <
+    typename DerivedP, 
+    typename DerivedV,
+    typename IndexType,
+    typename DerivedCH,
+    typename DerivedCN,
+    typename DerivedW,
     typename DerivedI>
   IGL_INLINE void knn(
-          const Eigen::MatrixBase<DerivedP>& P,
-          const Eigen::MatrixBase<DerivedV>& V,
+    const Eigen::MatrixBase<DerivedP>& P,
+    const Eigen::MatrixBase<DerivedV>& V,
     size_t k,
     const std::vector<std::vector<IndexType> > & point_indices,
     const Eigen::MatrixBase<DerivedCH>& CH,