From 7a931b4d3acc5571223e9954142f4d9548cf7ead Mon Sep 17 00:00:00 2001
From: Juan Linietsky <reduzio@gmail.com>
Date: Sun, 3 Jan 2016 19:18:47 -0300
Subject: [PATCH] Fixed the decimals function, it can't be perfect but it
 should be good enough. Closes #1955

---
 core/math/math_funcs.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/core/math/math_funcs.cpp b/core/math/math_funcs.cpp
index 2f0c1a6512b..20d9db33757 100644
--- a/core/math/math_funcs.cpp
+++ b/core/math/math_funcs.cpp
@@ -207,9 +207,15 @@ double Math::ceil(double p_x) {
 int Math::decimals(double p_step) {
 	
 	int max=4;
+	double llimit = Math::pow(0.1,max);
+	double ulimit = 1.0-llimit;
 	int i=0;
-	while( (p_step - Math::floor(p_step)) != 0.0 && max) {
-		
+	while( max) {
+
+		float d = absf(p_step) - Math::floor(absf(p_step));
+
+		if (d<llimit || d>ulimit)
+			break;
 		p_step*=10.0;
 		max--;
 		i++;