From 74c88642afe9107c2ff1466e7ac813d9a2ccc32f Mon Sep 17 00:00:00 2001
From: Andrew Williams <andy@tensixtyone.com>
Date: Wed, 27 Mar 2024 22:55:37 +0000
Subject: [PATCH] Fix fonts

---
 hardware/p8-laptop.nix | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/hardware/p8-laptop.nix b/hardware/p8-laptop.nix
index 24c2d5d..f99faff 100644
--- a/hardware/p8-laptop.nix
+++ b/hardware/p8-laptop.nix
@@ -15,6 +15,16 @@
     ];
     boot.kernelPackages = pkgs.linuxPackages_latest;
 
+    # Fix the font rendering
+	fonts.fontconfig = {
+		subpixel.rgba = "vbgr";  # Pixel order for rotated screen
+
+		# The OLED display has √(1920² + 1200²) px / 8in ≃ 283 dpi
+		# Per the documentation, antialiasing, hinting, etc. have no visible effect at such high pixel densities anyhow.
+		# Set manually, as the hiDPI module had incorrect settings prior to NixOS 22.11; see nixpkgs#194594.
+		hinting.enable = false;
+	};
+
     # Provide rotation to X/Wayland
     services.xserver.xrandrHeads =
     [