[Sync] Lua Hyprland chain, licence cleanup

wm/.config/hypr/host.lua

@@ -0,0 +1,96 @@
+-- wm host layer — loaded by gui/.config/hypr/hyprland.lua via check_require("host").
+-- Ports wm/.config/hypr/{monitors,host,nvidia}.conf to the Lua chain.
+
+-- ── Monitors ─────────────────────────────────────────────────────────────────
+-- DP-2 (the LG 4K) is the only fixed screen. Anything else works when plugged in,
+-- without editing this file: the 1080 Ti has four other connectors (DP-1, DVI-D-1,
+-- HDMI-A-1, HDMI-A-2), so extras are read from hl.get_monitors() in connection
+-- order instead of being named here. The first extra sits right of DP-2 and owns
+-- workspaces 11-20, a second sits left and owns 21-30.
+local mainScreen = "DP-2"
+
+local mainW, mainH, mainScale = 3840, 2160, 1.25
+hl.monitor({ output = mainScreen, mode = mainW .. "x" .. mainH .. "@60", position = "0x0", scale = mainScale })
+-- Catch-all for a screen with no rule of its own yet (the empty output name is
+-- the default rule) — covers the moment between plug-in and the re-pin reload.
+-- Not scale "auto": that picked 2 for a 1080p screen.
+hl.monitor({ output = "", mode = "preferred", position = "auto-right", scale = 1 })
+
+local function extra_screens()
+	local ok, monitors = pcall(hl.get_monitors)
+	local found = {}
+	for _, m in ipairs(ok and monitors or {}) do
+		if m.name ~= mainScreen and not m.is_mirror then
+			found[#found + 1] = m
+		end
+	end
+	table.sort(found, function(a, b)
+		return a.id < b.id
+	end)
+	return found
+end
+
+-- A 4K extra gets DP-2's scale, anything smaller 1; placed beside DP-2 and
+-- vertically centred on it (what the old fixed 3072x350 rule approximated).
+local function place(m, side)
+	local scale = m.width >= 3840 and mainScale or 1
+	local w, h = math.floor(m.width / scale), math.floor(m.height / scale)
+	local x = side == "right" and math.floor(mainW / mainScale) or -w
+	local y = math.max(0, math.floor((mainH / mainScale - h) / 2))
+	hl.monitor({ output = m.name, mode = "preferred", position = x .. "x" .. y, scale = scale })
+end
+
+local extras = extra_screens()
+local rightScreen, leftScreen
+if extras[1] then
+	rightScreen = extras[1].name
+	place(extras[1], "right")
+end
+if extras[2] then
+	leftScreen = extras[2].name
+	place(extras[2], "left")
+end
+
+-- ── Workspace pins (1-10 main, 11-20 right, 21-30 left) ──────────────────────
+-- These are what make the r~N binds land on the focused monitor's set.
+for i = 1, 10 do
+	hl.workspace_rule({ workspace = tostring(i), monitor = mainScreen, default = (i == 1) })
+	if rightScreen then
+		hl.workspace_rule({ workspace = tostring(i + 10), monitor = rightScreen, default = (i == 1) })
+	end
+	if leftScreen then
+		hl.workspace_rule({ workspace = tostring(i + 20), monitor = leftScreen, default = (i == 1) })
+	end
+end
+
+-- Pins are only computed at load, so a hotplug that changes the set of extras
+-- reloads once to re-pin. DP-2's own link drop/return (it sleeps as a hotplug)
+-- leaves the extras unchanged and does not reload.
+local function names(list)
+	local out = {}
+	for i, m in ipairs(list) do
+		out[i] = m.name
+	end
+	return table.concat(out, ",")
+end
+local pinned = names(extras)
+local function repin_if_changed()
+	if names(extra_screens()) ~= pinned then
+		hl.exec_cmd("hyprctl reload")
+	end
+end
+hl.on("monitor.added", repin_if_changed)
+hl.on("monitor.removed", repin_if_changed)
+
+-- ── Theme overrides (was host.conf) ──────────────────────────────────────────
+-- Loads after dynamic.lua's theme state, so these still win over the theme.
+hl.config({
+	general = { gaps_in = 2, gaps_out = 4 },
+	decoration = { rounding = 8 },
+})
+
+-- ── NVIDIA extras (was nvidia.conf) ──────────────────────────────────────────
+-- LIBVA_DRIVER_NAME / __GLX_VENDOR_LIBRARY_NAME / GBM_BACKEND are already set
+-- by HyDE's env.lua when the driver probe passes; only the two extras remain.
+hl.env("NVD_BACKEND", "direct") -- va-api via libva-nvidia-driver
+hl.config({ cursor = { no_hardware_cursors = true } }) -- avoid cursor hitches