It contains three modes:
1. The game mode (no shooting so far, just walk around)
2. Block edit (toggle with tab)
3. Sculpt editor (toggle with middle mouse button)
Controls:
F1 Screenshot
F2 Toggle Fullscreen
F3 Game/Edit Mode
F4 Sculpt Mode
F5 Save Level
F6 Load Level
F7..F10 Set Resolution 1024x512..1920x1080
TAB Toggle Edit/Game Mode
Space Jump
wsad Move Player
Shift Run
Game Mode:
LMB : Will be shoot
Edit Mode:
LMB set block
MMB Toggle Sculpting Tool
RMB delete block
Wheel: change block
Hold the LMB/RMB and drag to set a larger area
In sculpting tool:
Add block to octree : adds a new block to the available list