Create Nodes:

• Hold blank screen space to bring up the new node menu
• Tap a node on the menu to place it

Manipulate Nodes:

• Drag nodes across the screen to move them
• Tap nodes to bring up their parameters
  • Tap/Drag parameters to change them

Link Nodes:

• Long-press and then drag from one node to another node to create a connection
  • Start at output, drag to input