unreal engine specific stuff

Question 1

how to expose c++ variable in the editor

Answer 1

add UPROPERTY(EditAnywhere) above it (IN THE .H FILE)

Question 2

UFUNCTION(___)
1. What does this do?
2. What are the three different things you can fill in the blank with, and what do each of them do?

Answer 2

1. It exposes the below function to the editor
2. BlueprintCallable – implemented in the corresponding .cpp file
   BlueprintImplementableEvent – has no corresponding cpp implementation, is implemented in a blueprint
   BlueprintNativeEvent – has a default implementation in cpp, but can be overwritten via blueprint