UDK - Important Hotkeys
Navigation:
OrthoViews:
LMB & RMB for viewport paning
Wheel or both LMB & RMB for Zoom
Perspective Views:
LMB for Walk and Turn Cam left and right
RMB for free look
Both LMB & RMB for strafe in all directions
Wheel For Zoom
Hold L for Maya Style Controls:
LMB for orbit, MMB for Pan, RMB for Zoom
(orbit takes into account selection and where you click)
All Views:
Home key centers on selected object
General:
Shift 1 is obect/camera mode
Shift 2 is component/geometry mode
Space key toggles transform mode (move, rotate and scale)
Holding Alt while moving object copys object
Holding Shift while moving makes camera follow moving object
Holding Ctrl Moves object with out using transform munipulator
Meaning you can move object by clicking anywhere
Holding A key and click on a surface to add the highlighted object in the browser to scene
Holding L key adds a new point light where you click
Holding S key adds static mesh to scene from browser
Square brakets " [ ] " adjust grid size larger or smaller
Del key deletes selected objects
Alt + Arrow keys nudge selected actors using current transform munipulator
Alt + MMB moves the pivot point of the selected object
(note, to save pivot you need to RMB transform, save pivot to prepivot)
Ctrl + LMB Drag moves the selection without having click the manipulator
Selection:
LMB selects object or components
Holding Ctrl selects multiple items or deselects individual ones
Holding down Ctrl and Alt draws a marquee selection window
Holding down Ctrl and Alt and Shift draws a marquee selection window and adds to selection
When a surface is selected:
Shift B selects all surfaces on same brush
Shift J selects all adjacent surfaces
Shift W selects all adjacent wall surfaces
Shift T selects surfaces with the same material
Shift N deselects all surfaces
BSP:
Crtl A create additive brush from builder brush
Crtl S create subtractive brush from builder brush
Materials:
Alt clicking selected material in content browser assigns it to selected faces
Shift clicking selected faces in viewport assigns selected material from browser
Alt RMB on surface in viewport to grab material from clicked surface, after this shift clicking will assign the material that was grabbed.