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1218 Chapter 15: Lights and Cameras
aren’t needed for computer rendering and have no
counterpart in the camera objects.
The program does have counterparts for the
camera movements used in movie making, such
as truck, dolly, and pan. See
Camera Viewport
Cont rols (page 3–788)
.
Procedure
To match a real-world camera frame proportion:
1.
Choose Rendering > Render.
The Render Scene dialog is displayed.
2. IntheOutputSizegroup,clickthearrowto
display the list of real world output sizes.
3. Select the type you want (both film and v ideo
output sizes are available).
4. Right-click the Camera viewpor t label, and
turn on Show Safe Frame.
TheSafeFrameproportionswillmatchthoseof
the selected output size.
Common Camer a Par a meters
Create panel > Cameras > Target button or Free button
> Parameters rollout
Most of the camera controls are common to both
kindsofcameras. Thistopicdescribesthose
controls.
Pr ocedur es
To view a wider area, do either of the following:
• Use the FOV spinner to increase the camera’s
field of view.
• Clickabuttonwithashorterfocallength.Use
the Lens spinner to give the focal length a value
other than the preset "stock" values on the
buttons.
To view a narrower area, do either of the following:
• Change the FOV parameter to decrease the
camera’s field of view.
• Clickabuttonwithalongerfocallength.Use
the Lens par ameter to g ive the focal length a
value other than the preset "stock" values on
the buttons.
In a camer a viewport, the FOV button lets you
adjust the field of view interactively.
The camera view por t Perspective button also
changes the FO V in conjunction with dollying
the camera.
Note: OnlytheFOVvalueissavedwiththe
camera. The focal length value is merely an
alternative way to express and select the FOV.
To set the camera lens s ize:
1.
In the Stock Lenses group, click a button to
choose a stock focal length.
2. Set the Lens spinner to a custom focal length.
Tip: If you want to maintain the same lens, avoid
using the FOV or Perspective controls among
the navigation icon buttons, and don’t change
the FOV spinner.
Impor tant: When a camera viewport is active,
changingtheOutputSizeor(custom)Aperture
Widthinthe
Render Scene dialog (page 3–2) will
change the camera’s Lens setting.
To match a camer a t o a fi lm or v i deo f or m at :
1.
In the Render Scene dialog (page 3–2) ,choose
thetypeofoutputyouwant.
• If it’s a preset, choose the preset from the
Output Size drop-down list. The Aper ture
Width will b e locked to t he preset’s values.
•Ifit’sCustom,youcansetyourown
Aperture Width, and should do so at this
point. (You can adjust the other output
values at any later time. They have no affect