body: web joystick

3 years ago · d7b849720c
parent 3ea92f6cd3
commit d7b849720c
1 changed files with 45 additions and 0 deletions
--- a/tools/joystick/web.py
+++ b/tools/joystick/web.py
@ -0,0 +1,45 @@
 #!/usr/bin/env python3
 from flask import Flask
 import cereal.messaging as messaging
 app = Flask(__name__)
 pm = messaging.PubMaster(['testJoystick'])
 index = """
 <html>
 <head>
 <script src="https://github.com/bobboteck/JoyStick/releases/download/v1.1.6/joy.min.js"></script>
 </head>
 <body>
 <div id="joyDiv" style="width:100%;height:100%"></div>
 <script type="text/javascript">
 // Create JoyStick object into the DIV 'joyDiv'
 var joy = new JoyStick('joyDiv');
 setInterval(function(){
  var x = -joy.GetX()/100;
  var y = joy.GetY()/100;
  let xhr = new XMLHttpRequest();
  xhr.open("GET", "/control/"+x+"/"+y);
  xhr.send();
 }, 50);
 </script>
 """
@app.route("/")
 def hello_world():
  return index
@app.route("/control/<x>/<y>")
 def control(x, y):
  x,y = float(x), float(y)
  x = max(-1, min(1, x))
  y = max(-1, min(1, y))
  dat = messaging.new_message('testJoystick')
  dat.testJoystick.axes = [y,x]
  dat.testJoystick.buttons = [False]
  pm.send('testJoystick', dat)
  return ""
 if __name__ == '__main__':
  app.run(host="0.0.0.0")