From 38a67262b8e31eacf724815cc89083bf8a0f6637 Mon Sep 17 00:00:00 2001
From: "Johan B. C. Engelen" <jbc.engelen@swissonline.ch>
Date: Sat, 18 Oct 2014 17:27:48 +0200
Subject: fix missing variable initialization  (3D box tool)

(bzr r13625)
---
 src/transf_mat_3x4.cpp | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

(limited to 'src/transf_mat_3x4.cpp')

diff --git a/src/transf_mat_3x4.cpp b/src/transf_mat_3x4.cpp
index 20eee658c..05d0e9d6d 100644
--- a/src/transf_mat_3x4.cpp
+++ b/src/transf_mat_3x4.cpp
@@ -62,11 +62,9 @@ TransfMat3x4::image (Pt3 const &point) {
 
 Pt3
 TransfMat3x4::preimage (Geom::Point const &pt, double coord, Proj::Axis axis) {
-    double x[4];
-    double v[3];
-    v[0] = pt[Geom::X];
-    v[1] = pt[Geom::Y];
-    v[2] = 1.0;
+    const double init_val = std::numeric_limits<double>::quiet_NaN();
+    double x[4] = { init_val, init_val, init_val, init_val };
+    double v[3] = { pt[Geom::X], pt[Geom::Y], 1.0 };
     int index = (int) axis;
 
     SysEq::SolutionKind sol = SysEq::gaussjord_solve<3,4>(tmat, x, v, index, coord, true);
-- 
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