From 77869487e437b4050f98c28a24db82e1e83a872c Mon Sep 17 00:00:00 2001
From: Adrian Kummerlaender
Date: Wed, 6 Feb 2019 21:02:21 +0100
Subject: Continue cylinder2d refinement setup encapsulation

---
 src/refinement/coupler2D.hh | 12 ++++++++----
 src/refinement/grid2D.h     |  6 ++++++
 src/refinement/grid2D.hh    | 12 ++++++++++++
 3 files changed, 26 insertions(+), 4 deletions(-)

(limited to 'src/refinement')

diff --git a/src/refinement/coupler2D.hh b/src/refinement/coupler2D.hh
index 92c8d26..373a6de 100644
--- a/src/refinement/coupler2D.hh
+++ b/src/refinement/coupler2D.hh
@@ -73,7 +73,8 @@ Coupler2D<T,DESCRIPTOR>::Coupler2D(Grid2D<T,DESCRIPTOR>& coarse, Grid2D<T,DESCRI
   const auto& fineGeometry   = _fine.getCuboidGeometry();
 
   const T deltaX = _fine.getConverter().getPhysDeltaX();
-  const Vector<T,2> stepPhysR = _vertical ? Vector<T,2> {0, deltaX} : Vector<T,2> {deltaX, 0};
+  const Vector<T,2> stepPhysR = _vertical ? Vector<T,2> {0, deltaX} :
+                                Vector<T,2> {deltaX, 0};
 
   for (int i=0; i < _fineSize; ++i) {
     if (i % 2 == 0) {
@@ -212,7 +213,8 @@ void FineCoupler2D<T,DESCRIPTOR>::couple()
     fineLattice.get(finePos, fineCell);
 
     for (int iPop=0; iPop < DESCRIPTOR<T>::q; ++iPop) {
-      fineCell[iPop] = lbHelpers<T,DESCRIPTOR>::equilibrium(iPop, rho[0], u.data, uSqr) + this->getScalingFactor() * fneq[iPop];
+      fineCell[iPop] = lbHelpers<T,DESCRIPTOR>::equilibrium(iPop, rho[0], u.data, uSqr)
+                       + this->getScalingFactor() * fneq[iPop];
     }
 
     fineLattice.set(finePos, fineCell);
@@ -230,7 +232,8 @@ void FineCoupler2D<T,DESCRIPTOR>::couple()
     fineLattice.get(finePos, fineCell);
 
     for (int iPop=0; iPop < DESCRIPTOR<T>::q; ++iPop) {
-      fineCell[iPop] = lbHelpers<T,DESCRIPTOR>::equilibrium(iPop, rho[0], u.data, uSqr) + this->getScalingFactor() * fneq[iPop];
+      fineCell[iPop] = lbHelpers<T,DESCRIPTOR>::equilibrium(iPop, rho[0], u.data, uSqr)
+                       + this->getScalingFactor() * fneq[iPop];
     }
 
     fineLattice.set(finePos, fineCell);
@@ -248,7 +251,8 @@ void FineCoupler2D<T,DESCRIPTOR>::couple()
     fineLattice.get(finePos, fineCell);
 
     for (int iPop=0; iPop < DESCRIPTOR<T>::q; ++iPop) {
-      fineCell[iPop] = lbHelpers<T,DESCRIPTOR>::equilibrium(iPop, rho[0], u.data, uSqr) + this->getScalingFactor() * fneq[iPop];
+      fineCell[iPop] = lbHelpers<T,DESCRIPTOR>::equilibrium(iPop, rho[0], u.data, uSqr)
+                       + this->getScalingFactor() * fneq[iPop];
     }
 
     fineLattice.set(finePos, fineCell);
diff --git a/src/refinement/grid2D.h b/src/refinement/grid2D.h
index 6cbbf6f..f538850 100644
--- a/src/refinement/grid2D.h
+++ b/src/refinement/grid2D.h
@@ -147,6 +147,12 @@ public:
   void forEachGrid(std::function<void(Grid2D<T,DESCRIPTOR>&)>&& f);
   void forEachGrid(const std::string& id, std::function<void(Grid2D<T,DESCRIPTOR>&,const std::string&)>&& f);
 
+  /// Returns the finest grid representing a physical position
+  /**
+   * Only works if pos is actually contained in a node of the refinement tree.
+   **/
+  Grid2D<T,DESCRIPTOR>& locate(Vector<T,2> pos);
+
   std::size_t getActiveVoxelN() const;
 
 };
diff --git a/src/refinement/grid2D.hh b/src/refinement/grid2D.hh
index fdf6461..9ca8aaf 100644
--- a/src/refinement/grid2D.hh
+++ b/src/refinement/grid2D.hh
@@ -280,6 +280,18 @@ void Grid2D<T,DESCRIPTOR>::forEachGrid(
   }
 }
 
+template <typename T, template<typename> class DESCRIPTOR>
+Grid2D<T,DESCRIPTOR>& Grid2D<T,DESCRIPTOR>::locate(Vector<T,2> pos)
+{
+  int iC;
+  for (auto& grid : _fineGrids) {
+    if (grid->getCuboidGeometry().getC(pos, iC)) {
+      return grid->locate(pos);
+    }
+  }
+  return *this;
+}
+
 template <typename T, template<typename> class DESCRIPTOR>
 std::size_t Grid2D<T,DESCRIPTOR>::getActiveVoxelN() const
 {
-- 
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