= pTolemy3D Viewer Controls =

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== Mouse Controls ==

=== Flat World ===
  * drag - moves camera
  * click - displays ground coordinates or selects an object
  * double click - zooms camera above ground position clicked and decreases the current altitude by 1/2

=== Spherical World ===
  * drag - spins world
  * click - displays ground coordinates or selects an object
  * double click - zooms camera above ground position clicked and decreases the altitude by 3/4

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== Keyboard Controls ==

Changes need to be made here for keyboard control.  Mostly use of scrollwheel needs to be added and reviewed/compared with other viewers

=== Both Flat and Spherical ===
    * h - toggle Heads Up Display 

=== Flat World ===
    * a - fly straight forward
    * z - fly straight back
    * s - fly forward maintaining altitude
    * x - fly back maintaining altitude
    * d - strafe left
    * f - strafe right
    * r - increase altitude
    * c - decrease altitude
    * left arrow - turn camera left
    * right arrow - turn camera right
    * up arrow - tilt camera up
    * down arrow - tilt camera down 

=== Spherical World ===
    * a - zoom in
    * z - zoom out
    * s - zoom in
    * x - zoom out
    * d - rotate left
    * f - rotate right
    * r - tilt down
    * c - tilt up
    * left arrow - spin globe left
    * right arrow - spin globe right
    * up arrow - spin globe up
    * down arrow - spin globe down