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Chapter 19: Configuring and Aiming Cameras



                           You control the camera view in a viewport by means of the Camera Navigation controls located in the
                           lower-right corner of the screen. These controls replace the viewport controls when a camera view is
                           selected and are different from the normal Viewport Navigation controls. The Camera Navigation controls
                           are identified and defined in Table 19.1.
                   Note

                   Many of these controls are identical to the controls for lights. n
                           You can constrain the movements to a single axis by holding down the Shift key. The Ctrl key causes the
                           movements to increase rapidly. For example, holding down the Ctrl key while dragging the Perspective tool
                           magnifies the amount of perspective applied to the viewport.
                           You can undo changes in the normal viewports using the Views ➪ Undo (Shift+Z) command, but you undo
                           camera viewport changes with the regular Edit ➪ Undo command because it involves the movement of an
                           object.


                     TABLE 19.1
                                          Camera Navigation Control Buttons
                     Control Button  Name                    Description
                                    Dolly Camera, Dolly Target,   Moves the camera, its target, or both the camera and its
                                    Dolly Camera + Target    target closer to or farther away from the scene in the
                                                             direction it is pointing.
                                    Perspective              Increases or decreases the viewport’s perspective by dollying
                                                             the camera and altering its field of view.
                                    Roll Camera              Spins the camera about its local Z-axis.

                                    Zoom Extents All, Zoom Extents   Zooms in on all objects or the selected objects by reducing
                                    All Selected             the field of view until the objects fill the viewport.
                                    Field of View            Changes the width of the view, similar to changing the
                                                             camera lens or zooming without moving the camera.
                                    Truck Camera, Walk Through  The Truck Camera button moves the camera perpendicular
                                                             to the line of sight, and the Walk Through button enables a
                                                             mode in which you can control the camera using the arrow
                                                             keys and the mouse.
                                    Orbit, Pan Camera        The Orbit button rotates the camera around the target, and
                                                             the Pan button rotates the target around the camera.
                                    Min/Max Toggle           Makes the current viewport fill the screen. Clicking this
                                                             button a second time returns the display to several
                                                             viewports.


                   Note
                   If a Free camera is selected, then the Dolly Target and Dolly Camera + Target buttons are not available. n



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