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Daydream Controller手柄数据的解析
参考:How I hacked Google Daydream controller
反编译代码:
private static UUID A = UUID.fromString("0000180f-0000-1000-8000-00805f9b34fb"); static final String a = bbr.class.getSimpleName(); public static final UUID d = UUID.fromString("00002902-0000-1000-8000-00805f9b34fb"); public static final UUID e = UUID.fromString("0000180a-0000-1000-8000-00805f9b34fb"); public static final UUID f = UUID.fromString("00002a29-0000-1000-8000-00805f9b34fb"); public static final UUID g = UUID.fromString("00002a24-0000-1000-8000-00805f9b34fb"); public static final UUID h = UUID.fromString("00002a25-0000-1000-8000-00805f9b34fb"); public static final UUID i = UUID.fromString("00002a26-0000-1000-8000-00805f9b34fb"); public static final UUID j = UUID.fromString("00002a28-0000-1000-8000-00805f9b34fb"); public static final UUID k = UUID.fromString("00002a27-0000-1000-8000-00805f9b34fb"); public static final UUID l = UUID.fromString("00002a19-0000-1000-8000-00805f9b34fb"); public static final UUID m = UUID.fromString("0000fef5-0000-1000-8000-00805f9b34fb"); public static final UUID n = UUID.fromString("0000fe55-0000-1000-8000-00805f9b34fb"); private final VrCoreApplication B; private BluetoothDevice C; static final String A = bcj.class.getSimpleName(); private static UUID C = UUID.fromString("00000001-1000-1000-8000-00805f9b34fb"); private static UUID D = UUID.fromString("00000002-1000-1000-8000-00805f9b34fb"); if (C.equals(paramBluetoothGattCharacteristic.getUuid())) { localObject4 = paramBluetoothGattCharacteristic.getValue(); paramBluetoothGattCharacteristic = this.P; if (localObject4 != null) {} try { Object localObject1 = this.O; if (localObject4.length < 19) { localObject1 = bbq.a; i = localObject4.length; localObject4 = new java/lang/StringBuilder; ((StringBuilder)localObject4).<init>(46); Log.e((String)localObject1, "Invalid number of bytes to decode: " + i); i = 0; if (i != 0) { break label781; } } } finally {} } } ((bbq)localObject2).b = ((byte[])localObject4); ((bbq)localObject2).c = 0; ((bbq)localObject2).d = ((bbq)localObject2).a(9, false); ((bbq)localObject2).a(5, false); int i5 = ((bbq)localObject2).a(13, true); int i = ((bbq)localObject2).a(13, true); int i7 = ((bbq)localObject2).a(13, true); int i4 = ((bbq)localObject2).a(13, true); int i1 = ((bbq)localObject2).a(13, true); int n = ((bbq)localObject2).a(13, true); int j = ((bbq)localObject2).a(13, true); int m = ((bbq)localObject2).a(13, true); int i2 = ((bbq)localObject2).a(13, true); int k = ((bbq)localObject2).a(8, false); int i3 = ((bbq)localObject2).a(8, false); int i6 = ((bbq)localObject2).a(5, false); ((bbq)localObject2).s[0] = bbq.a(i5); ((bbq)localObject2).s[1] = bbq.a(i); ((bbq)localObject2).s[2] = bbq.a(i7); float[] arrayOfFloat = ((bbq)localObject2).s; Object localObject4 = ((bbq)localObject2).t; float f2 = arrayOfFloat[0]; float f3 = arrayOfFloat[1]; float f1 = arrayOfFloat[2]; float f4 = f2 * f2 + f3 * f3 + f1 * f1;
数据帧定义:
Daydream Controller数据帧格式,按照bit位定义如下,bit000~bit008:时间戳(0~511)bit009~bit013:包号(0~31)bit014~bit026:地磁 X bit027~bit039:地磁 Y bit040~bit052:地磁 Zbit053~bit065:ACC X bit066~bit078:ACC Y bit079~bit091:ACC Zbit092~bit104:Gyro X bit105~bit117:Gyro Y bit118~bit130:Gyro Zbit131~bit138:Touch X bit139~bit146:Touch Ybit147:Clickbit148:Homebit149:Appbit150:Volume -bit151:Volume +
原始数据:
解析结果:
Connection Interval:
硬件及软件信息:
MCU:Dialog DA14681Touch: IQS525Battery: Coslight CA491539P(218-mAh)LMP Version: Bluetooth Core Specification 4.1Service: 0000fe55-0000-1000-8000-00805f9b34fbCharacteristic:00000001-1000-1000-8000-00805f9b34fbCharacteristic property:Notification
相关资源:
SmartBond™ DA14681
如何评价 Google IO 2016 发布的 VR Daydream 及其遥控器的交互
Daydream Controller手柄数据的解析
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