From 7f330cef40b3d39238cea8f73bcb591c9ad5bc80 Mon Sep 17 00:00:00 2001
From: Henry Weller <http://cfd.direct>
Date: Wed, 23 Nov 2016 16:21:38 +0000
Subject: [PATCH] etc/caseDicts/postProcessing/fields: New 'add' and 'subtract'
functionObjects
---
etc/caseDicts/postProcessing/fields/add | 21 ++++++++++++++++++++
etc/caseDicts/postProcessing/fields/subtract | 21 ++++++++++++++++++++
2 files changed, 42 insertions(+)
create mode 100644 etc/caseDicts/postProcessing/fields/add
create mode 100644 etc/caseDicts/postProcessing/fields/subtract
diff --git a/etc/caseDicts/postProcessing/fields/add b/etc/caseDicts/postProcessing/fields/add
new file mode 100644
index 00000000000..3eea74aff96
--- /dev/null
+++ b/etc/caseDicts/postProcessing/fields/add
@@ -0,0 +1,21 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+ ========= |
+ \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
+ \\ / O peration |
+ \\ / A nd | Web: www.OpenFOAM.org
+ \\/ M anipulation |
+-------------------------------------------------------------------------------
+Description
+ Add a list of fields.
+
+\*---------------------------------------------------------------------------*/
+
+type add;
+libs ("libfieldFunctionObjects.so");
+
+fields (<field names>);
+
+executeControl writeTime;
+writeControl writeTime;
+
+// ************************************************************************* //
diff --git a/etc/caseDicts/postProcessing/fields/subtract b/etc/caseDicts/postProcessing/fields/subtract
new file mode 100644
index 00000000000..6f9126cd7de
--- /dev/null
+++ b/etc/caseDicts/postProcessing/fields/subtract
@@ -0,0 +1,21 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+ ========= |
+ \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
+ \\ / O peration |
+ \\ / A nd | Web: www.OpenFOAM.org
+ \\/ M anipulation |
+-------------------------------------------------------------------------------
+Description
+ From the first field subtract the remaining fields in the list.
+
+\*---------------------------------------------------------------------------*/
+
+type subtract;
+libs ("libfieldFunctionObjects.so");
+
+fields (<field names>);
+
+executeControl writeTime;
+writeControl writeTime;
+
+// ************************************************************************* //
--
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