From 71a958cd600856850c6f8f80ebc33c89f6a6dcf4 Mon Sep 17 00:00:00 2001
From: Pietro Incardona <incardon@mpi-cbg.de>
Date: Sat, 10 Jun 2017 11:18:13 +0200
Subject: [PATCH] Adding missing files
---
src/interpolation/mp4_kernel.hpp | 34 ++++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
create mode 100644 src/interpolation/mp4_kernel.hpp
diff --git a/src/interpolation/mp4_kernel.hpp b/src/interpolation/mp4_kernel.hpp
new file mode 100644
index 00000000..f9ccff79
--- /dev/null
+++ b/src/interpolation/mp4_kernel.hpp
@@ -0,0 +1,34 @@
+/*
+ * mp4_kernel.hpp
+ *
+ * Created on: May 5, 2017
+ * Author: i-bird
+ */
+
+#ifndef OPENFPM_NUMERICS_SRC_INTERPOLATION_MP4_KERNEL_HPP_
+#define OPENFPM_NUMERICS_SRC_INTERPOLATION_MP4_KERNEL_HPP_
+
+#include <iostream>
+
+template<typename st>
+class mp4_kernel
+{
+public:
+
+ static const int np = 4;
+
+ static inline st value(st x, size_t i)
+ {
+ if (i == 0)
+ return st(2.0) + (st(-4.0)+(st(2.5)-st(0.5)*-x)*-x)*-x;
+ else if (i == 1)
+ return st(1.0) + (st(-2.5)+st(1.5)*-x)*x*x;
+ else if (i == 2)
+ return st(1.0) + (st(-2.5)+st(1.5)*x)*x*x;
+ else if (i == 3)
+ return st(2.0) + (st(-4.0)+(st(2.5)-st(0.5)*x)*x)*x;
+ return 0.0;
+ }
+};
+
+#endif /* OPENFPM_NUMERICS_SRC_INTERPOLATION_MP4_KERNEL_HPP_ */
--
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