From 416c3f42c343c7029ef74b8013fe6274b29ce25b Mon Sep 17 00:00:00 2001
From: Austin Van Blanton <imaus10@gmail.com>
Date: Wed, 31 Jul 2013 14:25:36 -0400
Subject: [PATCH] Add FlattenTransform to flatten a list of Templates to a single Template

---
 openbr/plugins/misc.cpp | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+), 0 deletions(-)

diff --git a/openbr/plugins/misc.cpp b/openbr/plugins/misc.cpp
index 567fa0d..d79208b 100644
--- a/openbr/plugins/misc.cpp
+++ b/openbr/plugins/misc.cpp
@@ -538,6 +538,32 @@ class EventTransform : public UntrainableMetaTransform
 };
 BR_REGISTER(Transform, EventTransform)
 
+/*!
+ * \ingroup transforms
+ * \brief Flattens a list of Templates into a single Template
+ * \author Austin Blanton \cite imaus10
+ */
+class FlattenTransform : public UntrainableMetaTransform
+{
+    Q_OBJECT
+
+    void project(const TemplateList &src, TemplateList &dst) const
+    {
+        Template flat;
+        foreach (const Template &tmpl, src)
+            flat.append(tmpl);
+        dst.append(flat);
+    }
+
+    void project(const Template &src, Template &dst) const
+    {
+        (void) src;
+        (void) dst;
+        qFatal("You shouldn't do that!");
+    }
+};
+BR_REGISTER(Transform, FlattenTransform)
+
 }
 
 #include "misc.moc"
--
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