Only thing the mask should have:
(http://i.imgur.com/eFnN7D6.png)
Where you set the textures ingame:
(http://i.imgur.com/jXJQXnH.png)
Notice that "Alpha Map" is actually the Mask, you need to set this!
"Terrain Texture": 1 is Red, 2 is Green and 3 is Blue.
Only thing the mask should have:
(http://i.imgur.com/eFnN7D6.png)
Where you set the textures ingame:
(http://i.imgur.com/jXJQXnH.png)
Notice that "Alpha Map" is actually the Mask, you need to set this!
"Terrain Texture": 1 is Red, 2 is Green and 3 is Blue.
http://imgur.com/a/iz8ka
Here's my picture of the mask, and the terrain. Another questions, should the colours be a perfect hex code or not really?