From 519eb347d194cec011fadd8f47a5dd488b2671bb Mon Sep 17 00:00:00 2001
From: Eryn Wells <eryn@erynwells.me>
Date: Sat, 9 Aug 2014 09:57:35 -0700
Subject: [PATCH] Vector4 constructor from Matrix<4,1>

---
 src/basics/vector.cc | 7 ++++++-
 src/basics/vector.hh | 1 +
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/basics/vector.cc b/src/basics/vector.cc
index 5f68bfa..314f026 100644
--- a/src/basics/vector.cc
+++ b/src/basics/vector.cc
@@ -33,6 +33,11 @@ Vector4::Vector4(const Double& x,
 }
 
 
+Vector4::Vector4(const Matrix<4,1>&& rhs)
+    : Vector4(static_cast<const Vector4&&>(rhs))
+{ }
+
+
 /*
  * charles::basics::Vector4::X --
  */
@@ -96,7 +101,7 @@ Vector4
 Vector4::operator*(const Double& rhs)
     const
 {
-    return dynamic_cast<Vector4&&>(*this * rhs);
+    return static_cast<Vector4&&>(*this * rhs);
 }
 
 
diff --git a/src/basics/vector.hh b/src/basics/vector.hh
index 9f34437..9ec4741 100644
--- a/src/basics/vector.hh
+++ b/src/basics/vector.hh
@@ -24,6 +24,7 @@ struct Vector4
 {
     Vector4();
     Vector4(const Double& x, const Double& y, const Double& z);
+    Vector4(const Matrix<4,1>&& m);
 
     Double& X();
     const Double& X() const;