From 3ef93f8684c762e141c40d82e45b0f19f32608f1 Mon Sep 17 00:00:00 2001
From: Dane Springmeyer <dane@dbsgeo.com>
Date: Thu, 17 Jan 2013 13:00:54 -0800
Subject: [PATCH] fix incorrect float rounding - closes #1693 - refs #1694

---
 include/mapnik/markers_placement.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/mapnik/markers_placement.hpp b/include/mapnik/markers_placement.hpp
index dd5019629..452e6b5b8 100644
--- a/include/mapnik/markers_placement.hpp
+++ b/include/mapnik/markers_placement.hpp
@@ -155,7 +155,7 @@ public:
                 set_spacing_left(marker_width_/2); //Only moves forward
             }
             //Error for this marker is too large. Skip to the next position.
-            if (abs(error_) > max_err_allowed)
+            if (std::abs(error_) > max_err_allowed)
             {
                 if (error_ > spacing_)
                 {
@@ -216,7 +216,7 @@ public:
                 }
                 continue; //Force checking of max_error constraint
             }
-            angle = atan2(dy, dx);
+            angle = std::atan2(dy, dx);
             x = last_x + dx * (spacing_left_ / segment_length);
             y = last_y + dy * (spacing_left_ / segment_length);
             box2d<double> box = perform_transform(angle, x, y);