Graphics Programs Reference
In-Depth Information
exercise 9.7: interactive rendering
To begin, open the file c09-ex-09.7start.rvt from this chapter's download.
1. In the Project Browser, find the 3D Views node, right-click the 3D
Cover Shot view, and choose Duplicate View Duplicate. Rename
the new view Interactive Rendering .
2. Change the visual style of the new view to Ray Trace using the
View Control Bar. Ray Trace is a temporary, interactive rendering
mode, where you can use the navigation wheel to pan, zoom, and
orbit your model.
3. The rendering in Ray Trace mode will automatically start. At first,
the image will be low quality and low resolution, but it will improve
quickly the longer you let the view idle. When you begin navigating
your model, the rendering will restart as soon as you stop navigating
and let the view idle.
4. To change the rendering settings for Ray Trace mode you need to
access the GDO. You can type the keyboard shortcut GD or click the
Visual Style menu on the View Control Bar. Make sure to change
the Background setting to Sky. You can also brighten the scene
using the Manual option of Photographic Exposure. Finally, you
can change the Sun location in Sun Settings; click OK. In the GDO
dialog click Apply to preview the changes, and then click OK when
you're ready.
5. Click the navigation wheel icon, and use the Orbit command, the
Walk command, as well as the Pan command to move the camera to
various vantage points. The Look command is especially useful on
interior scenes. When you find an interesting camera angle, you can
stop there and let the Ray Trace rendering improve for a few seconds
(Figure 9.14).
6. You can save the image to the Renderings node of your Project
Browser. Just click the Save button from the ribbon. Name the ren-
dering Back of House . Finally, click the Close button on the ribbon to
exit Ray Trace mode.
This concludes Exercise 9.7. You can compare your results with the sample file
c09-ex-09.7end.rvt from the files you downloaded for this chapter.
 
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