Initialize at openlb-1-3

1 files changed, 80 insertions, 0 deletions

diff --git a/src/functors/lattice/integral/blockLpNorm3D.hh b/src/functors/lattice/integral/blockLpNorm3D.hh
new file mode 100644
index 0000000..301d3ee
--- /dev/null
+++ b/src/functors/lattice/integral/blockLpNorm3D.hh
@@ -0,0 +1,80 @@
+/*  This file is part of the OpenLB library
+ *
+ *  Copyright (C) 2017 Adrian Kummerlaender
+ *  E-mail contact: info@openlb.net
+ *  The most recent release of OpenLB can be downloaded at
+ *  <http://www.openlb.net/>
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU General Public License
+ *  as published by the Free Software Foundation; either version 2
+ *  of the License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public
+ *  License along with this program; if not, write to the Free
+ *  Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA  02110-1301, USA.
+*/
+
+#ifndef BLOCK_LP_NORM_3D_HH
+#define BLOCK_LP_NORM_3D_HH
+
+#include "blockLpNorm3D.h"
+#include "functors/lattice/indicator/blockIndicatorBaseF3D.h"
+#include "geometry/cuboid3D.h"
+#include "latticeIntegralCommon.h"
+
+namespace olb {
+
+template <typename T, typename W, int P>
+BlockLpNorm3D<T,W,P>::BlockLpNorm3D(BlockF3D<W>&          f,
+                                    BlockIndicatorF3D<T>& indicatorF)
+  : BlockF3D<W>(f.getBlockStructure(), f.getTargetDim()),
+    _f(f),
+    _indicatorF(indicatorF)
+{
+  OLB_ASSERT(_f.getSourceDim() == _indicatorF.getSourceDim(),
+             "functor source dimension equals indicator source dimension");
+
+  this->getName() = "BlockL" + std::to_string(P) + "Norm(" + _f.getName() + ")";
+}
+
+template <typename T, typename W, int P>
+bool BlockLpNorm3D<T,W,P>::operator()(W output[], const int input[])
+{
+  const auto& blockGeometry = _indicatorF.getBlockGeometryStructure();
+  const int nX = blockGeometry.getNx();
+  const int nY = blockGeometry.getNy();
+  const int nZ = blockGeometry.getNz();
+  const T weight = pow(blockGeometry.getDeltaR(), 3);
+
+  output[0] = W(0);
+  W outputTmp[_f.getTargetDim()];
+  int inputTmp[_f.getSourceDim()];
+
+  for (inputTmp[0] = 0; inputTmp[0] < nX; ++inputTmp[0]) {
+    for (inputTmp[1] = 0; inputTmp[1] < nY; ++inputTmp[1]) {
+      for (inputTmp[2] = 0; inputTmp[2] < nZ; ++inputTmp[2]) {
+        if (_indicatorF(inputTmp)) {
+          _f(outputTmp, inputTmp);
+          for (int iDim = 0; iDim < _f.getTargetDim(); ++iDim) {
+            output[0] = LpNormImpl<T,W,P>()(output[0], outputTmp[iDim], weight);
+          }
+        }
+      }
+    }
+  }
+
+  output[0] = LpNormImpl<T,W,P>().enclose(output[0]);
+
+  return true;
+}
+
+}
+
+#endif