SDK Dimensions

ROScale:

1 meter = 60.352 UUs
1 foot = 18.4UU 

Crouching Weapon Rest Height

64uu

Standing Weapon Rest Height

96uu

Common Room Heights

128uu
160uu (Good Common)
192uu 

SDK Shortcuts

Shortcut	Action	Notes
S	Toggle selection highlight	This is the green or white glow/highlight around currently selected actors
W	Toggle rendering of static meshes
O	Toggle rendering of volumes
F	Toggle rendering of fog
K	Toggle rendering of sky/backdrop
T	Toggle rendering of terrain
H	Toggle rendering of actors
B	Toggle rendering of builder brush
Alt+Right Click	Set active texture to selected face's texture
Alt+Left Click	Apply active texture to selected face
Ctrl+Alt+Left Click	Band select tool	Orthographic viewports only
Ctrl+W	Duplicate selected actor(s)
Shift+B	Select all faces of the currently selected brush(es)
Shift+Middle Click	Ruler tool	Measures distance between two points in Unreal Units (orthographic viewports only)