Added a Select node, fancy colors to the graph & raytraced heightmap shadows.
Complete graph:
Top noise node:
https://cdn.discordapp.com/attachments/379297529235243022/485635719654801458/unknown.png
Middle:
https://cdn.discordapp.com/attachments/379297529235243022/485635768476499969/unknown.png
Bottom (this is the mask):
https://cdn.discordapp.com/attachments/379297529235243022/485635843235512325/unknown.png
With EdgeFalloff = 0:
https://cdn.discordapp.com/attachments/379297529235243022/485636021812461581/unknown.png
With EdgeFalloff = 0.125:
https://cdn.discordapp.com/attachments/379297529235243022/485636102170869775/unknown.png
In game:
https://dl.dropboxusercontent.com/s/jkse5qorowbwx5b/UE4Editor_2018-09-02_05-09-31.jpg
https://dl.dropboxusercontent.com/s/iwi4saykfuxkaxf/UE4Editor_2018-09-02_05-10-44.jpg
The fast updating of the graph preview (< 1s) makes it very easy to quickly iterate on different graphs.