├── MotorDriverDiagram.fzz
├── README.md
└── haptic_server.py


/MotorDriverDiagram.fzz:
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https://raw.githubusercontent.com/PointlesslyUseful/VRVest/2516a506f4683602c5a5f74deef1c57589300b2f/MotorDriverDiagram.fzz


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/README.md:
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1 | # VRVest
2 | This is a simple websocket server which listens for the messages VR games send to the bhpatics player
3 | and then sends them to my DIY VRVest.
4 | 
5 | Check the video out here: 
6 | https://youtu.be/LS-Bk7RuzB0
7 | 


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/haptic_server.py:
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 1 | import asyncio
 2 | import websockets
 3 | from websocket import create_connection
 4 | import json
 5 | from time import sleep
 6 | 
 7 | # For more information check out
 8 | # https://github.com/bhaptics/tact-python
 9 | 
10 | 
11 | # Create a websocket on the same port games use to connect
12 | # to the bhaptics player
13 | ws = create_connection("ws://192.168.1.53:80/ws")
14 | 
15 | # Map bhaptics vest motor ids to my vests vr motors,
16 | # thier vest has 12 motors on each side when mine has 4.
17 | def map_front_motors(index):
18 |     if index in [0,1,4,5]:
19 |         return [1, 2]
20 |     if index in [2,3,6,7]:
21 |         return [4,3]
22 |     if index in [8,9,12,13,16,17]:
23 |         return [5,6]
24 |     if index in [10,11,14,15,18,19]:
25 |         return [7,8]
26 | 
27 | async def server(websocket, path):
28 |     while True:
29 |         try:
30 |             # Get received data from websocket
31 |             data = await websocket.recv()
32 | 
33 | 
34 |             data = json.loads(data.replace("'", "\""))
35 |             # Check the json sent has the correct attributes.
36 |             if 'Submit' in data:
37 |                 if 'Frame' in data['Submit'][0]:
38 |                     # Grab the duration to turn the motors on for
39 |                     duration = data['Submit'][0]['Frame']['DurationMillis']
40 |                     # each frame can have multiple motors so map each to our ids
41 |                     motors = []
42 |                     for point in data['Submit'][0]['Frame']['DotPoints']:
43 |                         motors += map_front_motors(point['Index'])
44 | 
45 |                     # Turn the relevant motors on
46 |                     for motor in set(motors):
47 |                         ws.send("on_" + str(motor))
48 |                     # Sleep for the duration in milliseconds
49 |                     sleep(duration/1000)
50 |                     # Then turn all the motors off
51 |                     for motor in set(motors):
52 |                         ws.send("off_" + str(motor))
53 | 
54 |         except Exception as e:
55 |             print(e)
56 | 
57 | 
58 | # Create the websocket server
59 | start_server = websockets.serve(server, "localhost", 15881)
60 | 
61 | # Start and run websocket server forever
62 | asyncio.get_event_loop().run_until_complete(start_server)
63 | asyncio.get_event_loop().run_forever()
64 | 


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