added instructions

README.md

@@ -2,8 +2,18 @@
 
 Sends dummy data to lidarViz.
 
-# Setup
+Includes the
 
-1. install node and npm (use nvm, the node version manager)
+- dummy point-cloud-data sender `data_generator.cpp`
+- Node process which sends data to the visualization via WebRTC `index.js`
+
+## Setup
+
+1. install Node and npm (use nvm, the Node version manager)
 2. `npm install`
-3. `node .`
+
+## Run
+
+1. Start the dummy point cloud data sender `g++ data_generator.cpp -fpermissive -o main && ./main`
+2. Start the Node process which sends Data to the visualization via WebRTC `node index.js`
+3. Start the visualization