Use a tighter threshold when checking for duplicate modes

Some display devices offer modes with refresh rates very close to each
other, such as 24.00 and 23.97.  These differences may nevertheless be
important for video content.

diff --git a/source/graphics/x11/display.cpp b/source/graphics/x11/display.cpp
index 50c6d57a706ee707f24085754c87eebb3672a016..b70c9a7c197866179a95b26bf4aae26d7e3d16bd 100644 (file)
--- a/source/graphics/x11/display.cpp
+++ b/source/graphics/x11/display.cpp
@@ -148,7 +148,7 @@ Display::Display(const string &disp_name):
                                        mode.index = modes.size();
                                        mode.monitor = &monitor;
                                        mode.rate = static_cast<float>(info->dotClock)/(info->hTotal*info->vTotal);
-                                       if(find_mode(mode))
+                                       if(find_mode(mode, 0.01f))
                                                continue;
 
                                        modes.push_back(mode);