IMPORTANT NOTE: Requires at least 0.4.8.0 RC4if you use PSSM! The last texture layer will be missing on 0.4.7.0.
Rock Island by ashes48, converted to 0.4 with full PSSM (shadows) support.
Credits:
@ashes48 + Various others - Original terrain
@only_a_ptr - Custom terrain material code, this...