options/slider: use double precision

Made Accela slider inaccurate.

1 files changed, 6 insertions, 6 deletions

diff --git a/options/slider.cpp b/options/slider.cpp
index fe34d8e6..001e8104 100644
--- a/options/slider.cpp
+++ b/options/slider.cpp
@@ -38,7 +38,7 @@ bool slider_value::operator==(const slider_value& v) const
 {
     using std::fabs;
 
-    static constexpr float eps = float(1e-2 + 2.5e-3);
+    static constexpr double eps = 2e-3;
 
 #if 1
     return (fabs(v.cur_ - cur_) < eps &&
@@ -55,7 +55,7 @@ slider_value slider_value::update_from_slider(int pos, int q_min, int q_max) con
 
     const int q_diff = q_max - q_min;
     const double sv_pos = q_diff == 0
-                          ? -1e6
+                          ? 0
                           : (((pos - q_min) * (v.max() - v.min())) / q_diff + v.min());
 
     if (sv_pos < v.min())
@@ -80,9 +80,9 @@ QT_BEGIN_NAMESPACE
 
 QDataStream& operator << (QDataStream& out, const options::slider_value& v)
 {
-    out << float(v.cur())
-        << float(v.min())
-        << float(v.max());
+    out << v.cur()
+        << v.min()
+        << v.max();
     return out;
 }
 
@@ -93,7 +93,7 @@ QDebug operator << (QDebug dbg, const options::slider_value& val)
 
 QDataStream& operator >> (QDataStream& in, options::slider_value& v)
 {
-    float cur = 0, min = 0, max = 0;
+    double cur = 0, min = 0, max = 0;
     in >> cur >> min >> max;
     v = options::slider_value(cur, min, max);
     return in;