04-22-2019, 11:14 PM
You need to filter by the group you want in the bind operator, as well as setting the groups on the particles like you already are.
So in your 3rd image, set the bind group of the first event's bind operator to '1', and the second event's bind operator to '2'. Then the particles won't bind to particles of opposing groups.
So in your 3rd image, set the bind group of the first event's bind operator to '1', and the second event's bind operator to '2'. Then the particles won't bind to particles of opposing groups.