mirror of
https://github.com/ryan4yin/nix-config.git
synced 2026-11-13 12:13:36 +01:00
Ryan Yin
def7d8f754
Turn on adaptive sync at the output only when a game window opts in, keeping desktop compositing fixed-rate to avoid idle/low-load VRR flicker. The Steam/Proton game rule enables VRR alongside the fullscreen rule. Assisted-by: DeepSeek Harness (deepseek-flash)
73 lines
3.6 KiB
KDL
73 lines
3.6 KiB
KDL
// Outputs are matched by monitor manufacturer/model/serial instead of the
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// connector name: the kernel/NVIDIA driver decides DRM connector numbering by
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// probe order. Run `niri msg outputs` to read the exact "make model serial"
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// string.
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//
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// No renderer pinning: the RTX 4090 is the only GPU here, so niri's own device
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// choice and the outputs' scanout are the same card.
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output "Beihai Century Joint Innovation Technology Co.,Ltd P32A2V 0000000000000" {
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// Uncomment this line to disable this output.
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// off
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// Scale is a floating-point number, but at the moment only integer values work.
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scale 1.5
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// Transform allows to rotate the output counter-clockwise, valid values are:
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// normal, 90, 180, 270, flipped, flipped-90, flipped-180 and flipped-270.
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transform "normal"
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// Resolution and, optionally, refresh rate of the output.
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// The format is "<width>x<height>" or "<width>x<height>@<refresh rate>".
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// If the refresh rate is omitted, niri will pick the highest refresh rate
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// for the resolution.
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// If the mode is omitted altogether or is invalid, niri will pick one automatically.
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// Run `niri msg outputs` while inside a niri instance to list all outputs and their modes.
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// Pin the exact value from `niri msg outputs` on this host: niri matches
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// refresh rates exactly, so a nominal "144" can miss and fall back silently
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// (this panel's 120 Hz mode, for example, is 119.880, not 120).
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mode "3840x2160@144.000"
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// Adaptive sync only while a game window requests it. The desktop then
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// stays fixed-rate, avoiding VRR flicker during low-load desktop work.
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// The game window rule below opts in with variable-refresh-rate true.
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variable-refresh-rate on-demand=true
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// Position of the output in the global coordinate space.
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// This affects directional monitor actions like "focus-monitor-left", and cursor movement.
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// The cursor can only move between directly adjacent outputs.
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// Output scale has to be taken into account for positioning:
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// outputs are sized in logical, or scaled, pixels.
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// For example, a 3840×2160 output with scale 2.0 will have a logical size of 1920×1080,
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// so to put another output directly adjacent to it on the right, set its x to 1920.
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// It the position is unset or results in an overlap, the output is instead placed
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// automatically.
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position x=0 y=0
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}
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output "Guangxi Century Innovation Display Electronics Co., Ltd 27D1U 0000000000000" {
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scale 1.5
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transform "normal"
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mode "3840x2160@60"
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position x=2560 y=0 // on the right of DP-2
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}
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output "Virtual-1" {
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// Created by vkms in hardware-intel.nix. Sunshine captures this output when
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// the NVIDIA-attached physical monitors are off. It remains available in
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// normal physical sessions, with minor idle GPU and framebuffer overhead.
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scale 1.5
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transform "normal"
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mode "2560x1600"
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position x=0 y=0
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}
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// ============= Named Workspaces =============
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workspace "4entertainment" { open-on-output "Beihai Century Joint Innovation Technology Co.,Ltd P32A2V 0000000000000"; }
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workspace "2browser" { open-on-output "Beihai Century Joint Innovation Technology Co.,Ltd P32A2V 0000000000000"; }
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workspace "5utility" { open-on-output "Beihai Century Joint Innovation Technology Co.,Ltd P32A2V 0000000000000"; }
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workspace "3chat" { open-on-output "Guangxi Century Innovation Display Electronics Co., Ltd 27D1U 0000000000000"; }
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workspace "1terminal" { open-on-output "Guangxi Century Innovation Display Electronics Co., Ltd 27D1U 0000000000000"; }
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workspace "0other" { open-on-output "Guangxi Century Innovation Display Electronics Co., Ltd 27D1U 0000000000000"; }
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