diff options
| -rw-r--r-- | river/Output.zig | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/river/Output.zig b/river/Output.zig index 0cc86c2..ac69dd7 100644 --- a/river/Output.zig +++ b/river/Output.zig @@ -105,10 +105,21 @@ pub fn init(self: *Self, wlr_output: *wlr.Output) !void { // refresh rate), and each monitor supports only a specific set of modes. We // just pick the monitor's preferred mode, a more sophisticated compositor // would let the user configure it. - if (wlr_output.preferredMode()) |mode| { - wlr_output.setMode(mode); + if (wlr_output.preferredMode()) |preferred_mode| { + wlr_output.setMode(preferred_mode); wlr_output.enable(true); - try wlr_output.commit(); + wlr_output.commit() catch |err| { + var it = wlr_output.modes.iterator(.forward); + while (it.next()) |mode| { + if (mode == preferred_mode) continue; + wlr_output.setMode(mode); + wlr_output.commit() catch continue; + // This mode works, use it + break; + } else { + return err; + } + }; } self.* = .{ |