feat: prototype loupedeck live-s support

based on CommandPost/CommandPost@114ee48?w=1

packages/node/src/info.ts

@@ -1,5 +1,6 @@
 export enum LoupedeckModelId {
 	LoupedeckLive = 'loupedeck-live',
+	LoupedeckLiveS = 'loupedeck-live-s',
 	RazerStreamController = 'razer-stream-controller',
 }
 

packages/node/src/models/list.ts

@@ -5,6 +5,7 @@ import { LoupedeckLiveDevice } from './live'
 import { LoupedeckSerialConnection } from '../serial'
 import { RazerStreamControllerDevice } from './razer-stream-controller'
 import { LoupedeckDevice } from './interface'
+import { LoupedeckLiveSDevice } from './live-s'
 
 export interface DeviceModelSpec {
 	id: LoupedeckModelId
@@ -21,6 +22,12 @@ export const DEVICE_MODELS: DeviceModelSpec[] = [
 		productId: 0x0004,
 		class: LoupedeckLiveDevice,
 	},
+	{
+		id: LoupedeckModelId.LoupedeckLiveS,
+		vendorId: VendorIdLoupedeck,
+		productId: 0x0006,
+		class: LoupedeckLiveSDevice,
+	},
 	{
 		id: LoupedeckModelId.RazerStreamController,
 		vendorId: VendorIdRazer,

packages/node/src/models/live-s.ts

@@ -0,0 +1,75 @@
+import { LoupedeckTouchObject } from '../events'
+import { LoupedeckControlType, LoupedeckDisplayId } from '../constants'
+import { LoupedeckSerialConnection } from '../serial'
+import {
+	LoupedeckControlDefinition,
+	LoupedeckDisplayDefinition,
+	LoupedeckDeviceBase,
+	LoupedeckDeviceOptions,
+} from './base'
+import { LoupedeckModelId } from '..'
+
+const DisplayCenter: LoupedeckDisplayDefinition = {
+	id: LoupedeckDisplayId.Center,
+	width: 480,
+	height: 270,
+	encoded: Buffer.from([0x00, 0x4d]),
+}
+
+const Controls: LoupedeckControlDefinition[] = []
+for (let i = 0; i < 2; i++) {
+	Controls.push({
+		type: LoupedeckControlType.Rotary,
+		index: i,
+		encoded: 0x01 + i,
+	})
+}
+for (let i = 0; i < 4; i++) {
+	Controls.push({
+		type: LoupedeckControlType.Button,
+		index: i,
+		encoded: 0x03 + i,
+	})
+}
+
+export class LoupedeckLiveSDevice extends LoupedeckDeviceBase {
+	private readonly touches: Record<number, LoupedeckTouchObject> = {}
+
+	constructor(connection: LoupedeckSerialConnection, options: LoupedeckDeviceOptions) {
+		super(connection, options, [DisplayCenter], Controls)
+	}
+
+	public get modelName(): string {
+		return 'Loupedeck Live S'
+	}
+	public get modelId(): LoupedeckModelId {
+		return LoupedeckModelId.LoupedeckLiveS
+	}
+
+	protected onTouch(event: 'touchmove' | 'touchend' | 'touchstart', buff: Buffer): void {
+		const x = buff.readUInt16BE(1)
+		const y = buff.readUInt16BE(3)
+		const id = buff.readUInt8(5)
+		// Determine target
+
+		const screen = DisplayCenter.id
+
+		const column = Math.floor((x - 15) / 90)
+		const row = Math.floor(y / 90)
+		const key = row * 5 + column
+
+		// Create touch
+		const touch: LoupedeckTouchObject = { x, y, id, target: { screen, key } }
+
+		// End touch, remove from local cache
+		if (event === 'touchend') {
+			delete this.touches[touch.id]
+		} else {
+			// First time seeing this touch, emit touchstart instead of touchmove
+			if (!this.touches[touch.id]) event = 'touchstart'
+			this.touches[touch.id] = touch
+		}
+
+		this.emit(event, { touches: Object.values(this.touches), changedTouches: [touch] })
+	}
+}