From d2a0063e423d3f33314b69c1188757674bdabf84 Mon Sep 17 00:00:00 2001
From: Ryan Schmidt <rms@rms80.com>
Date: Tue, 22 May 2018 17:51:24 -0400
Subject: [PATCH] sequence composition

---
 math/TransformSequence.cs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/math/TransformSequence.cs b/math/TransformSequence.cs
index 28081a9f..8880d8d8 100644
--- a/math/TransformSequence.cs
+++ b/math/TransformSequence.cs
@@ -59,6 +59,17 @@ public TransformSequence()
             Operations = new List<XForm>();
         }
 
+        public TransformSequence(TransformSequence copy)
+        {
+            Operations = new List<XForm>(copy.Operations);
+        }
+
+
+
+        public void Append(TransformSequence sequence)
+        {
+            Operations.AddRange(sequence.Operations);
+        }
 
 
         public void AppendTranslation(Vector3d dv)