From 889726bf7cf82b30e4a7140f467a175bab1dca2d Mon Sep 17 00:00:00 2001
From: Benoit Jacob <jacob.benoit.1@gmail.com>
Date: Mon, 6 Jul 2009 17:24:11 +0200
Subject: [PATCH] add matrixQR() method exposing the storage. that's where the
 householder thing impacts the API.

---
 Eigen/src/QR/QR.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Eigen/src/QR/QR.h b/Eigen/src/QR/QR.h
index a83ec5ec8..c5e8f9097 100644
--- a/Eigen/src/QR/QR.h
+++ b/Eigen/src/QR/QR.h
@@ -95,6 +95,11 @@ template<typename MatrixType> class HouseholderQR
     void solve(const MatrixBase<OtherDerived>& b, ResultType *result) const;
 
     MatrixType matrixQ(void) const;
+    
+    /** \returns a reference to the matrix where the Householder QR decomposition is stored
+      * in a LAPACK-compatible way.
+      */
+    const MatrixType& matrixQR() const { return m_qr; }
 
     void compute(const MatrixType& matrix);