From 393772d1f80126e018902f26d164479f368bf2c5 Mon Sep 17 00:00:00 2001
From: Marius Kintel <marius@kintel.net>
Date: Sat, 7 Mar 2015 23:17:11 -0500
Subject: [PATCH] fixed a small remaining surface issue; z values weren't
 clamped to 0

---
 src/surface.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/surface.cc b/src/surface.cc
index bcf33410..5c2617c3 100644
--- a/src/surface.cc
+++ b/src/surface.cc
@@ -220,7 +220,7 @@ Geometry *SurfaceNode::createGeometry() const
 	
 	int lines = 0;
 	int columns = 0;
-	double min_val = std::numeric_limits<double>::max();
+	double min_val = 0;
 	for (img_data_t::iterator it = data.begin();it != data.end();it++) {
 		lines = std::max(lines, (*it).first.first + 1);
 		columns = std::max(columns, (*it).first.second + 1);