Commands 
 
Alt + F4 - Quit Editor 
Ctrl + S - Save Level 
Ctrl + L - Load Latest Save 
Ctrl + Backspace - Generate Lightmaps 
Alt + Backspace - Generate Silhouettes 
Ctrl + K - Calculate AI Graph 
Ctrl + F - Calculate Cover Points (after calculated AI graph) 
L - Spawn Player (at current tool indicator location) 
O - Generate Orthographic Minimap (requires markers) 
Shift + O - Generate Cube Map (require marker) 
F6 - Toggle Editor Light - On / Off (default) 
F8 - Toggle Mode - Editor (default) / First Person (require spawn)
F12 - Show Editor Console (provides some feedback) 
Numpad - - Toggle Unit Info Mode  (uses FFM controls) 
Numpad / - Toggle Render View Stats Window 
Alt + 1 (or 2) - Static Layer 
Alt + 3 - Electric Layer 
Alt + 4 - Props Brush Layer 
Alt + 5 - Human Layer 
Alt + 6 (or 7) - Dynamic Layer 
Alt + 8 - Markers Layer 
Alt + 9 - AI Graph Layer 
Space  -Enter / Exit “Free Flight Mode” (FFM) 
W - Move Forward in FFM (camera coordinates) 
S - Move Backward in FFM (camera coordinates) 
A - Move Left in FFM (camera coordinates) 
R - Move Right in FFM (camera coordinates) 
E - Move Upward in FFM (world coordinates) 
Q - Move Down in FFM (world coordinates) 
Mouse Movement - Rotate Camera 
Scroll Forward - Increase FFM Move Speed 
Scroll Backward - Decrease FFM Move Speed 
N - Toggle Place Alignment - Normal (default) / Grid 
G - Increase Grid Size 
Shift + G - Decrease Grid Size 
Hold TAB - Show Grid Plane 
Mouse 1 - Select Unit 
Mouse 2 - Place Unit 
Mouse 3 - Snap Rotate Selected Unit (45 degree ccw per click) 
Mouse 4 - Move Selected Unit (along Normal or on Grid) 
B - Pick Selected Unit Type (to use for “place unit”) 
Home - Reset Unit X & Y Rotation 
Del - Remove Selected Unit 
Up Arrow - Free Rotate Selected Unit, Y Axis (object coordinates) 
Down Arrow - Free Rotate Selected Unit, Y Axis (object coordinates) 
Left Arrow - Free Rotate Selected Unit, Z Axis (object coordinates) 
Right Arrow - Free Rotate Selected Unit, Z Axis (object coordinates) 
Shift + Up Arrow - Free Rotate Selected Unit, X Axis (object coordinates) 
Shift + Down Arrow - Free Rotate Selected Unit, X Axis (object coordinates) 
Ctrl + Up Arrow - Move Selected Unit Upward (world coordinates) 
Ctrl + Down Arrow - Move Selected Unit Downward (world coordinates)

Layer Commands

Keys for switching between static sub-layers
Ctrl + 1 - Static (Default)
Ctrl + 2 - Small Static (Includes destructible objects) mg nest
Ctrl + 3 - Landscape 

Keys for switching between dynamic sub-layers
Ctrl + 1 - Cover (Default)
Ctrl + 2 - Vehicles

M - Toggle between Human (Default) and Vehicle graph (AI Graph sub-layers)