fix monitor scaling

config.def.h

@@ -53,8 +53,8 @@ static const MonitorRule monrules[] = {
 	/* example of a HiDPI laptop monitor:
 	{ "eDP-1",    0.5f,  1,      2,    &layouts[0], WL_OUTPUT_TRANSFORM_NORMAL,   -1,  -1 },
 	*/
-	{ "HDMI-A-1", 0.5f,  1,      2,    &layouts[0], WL_OUTPUT_TRANSFORM_NORMAL,   0,    0 },
+	{ "HDMI-A-1", 0.5f,  1,      1,    &layouts[0], WL_OUTPUT_TRANSFORM_NORMAL,   0,    0 },
-	{ "DP-1", 0.5f,      1,      2,    &layouts[0], WL_OUTPUT_TRANSFORM_NORMAL,   1920, 0 },
+	{ "DP-1", 0.5f,      1,      1,    &layouts[0], WL_OUTPUT_TRANSFORM_NORMAL,   1920, 0 },
 	/* defaults */
 	{ NULL,       0.55f, 1,      1,    &layouts[0], WL_OUTPUT_TRANSFORM_NORMAL,   -1,  -1 },
 };

flake.nix

@@ -17,7 +17,10 @@
           zdwl = config.packages.default;
         };
         packages.default = pkgs.dwl.overrideAttrs (old: {
-          buildInputs = old.buildInputs ++ [ pkgs.fcft ];
+          buildInputs = old.buildInputs ++ (with pkgs; [ 
+            fcft
+            libdrm.dev
+          ]);
           src = ./.;
         });
       };