Rendering - MAXON CINEMA 4D R16 Studio: A Tutorial Approach - page 369

Figure 11-9 Selecting the Alpha Channel check box in the Render Settings window
The Alpha Channel check box is used to calculate a pre-multiplied alpha channel on ren-
dering. The pixels in the alpha channel are either black or white. The black pixels in-
dicate that there is no object present in the scene, whereas the white pixels indicate the
presence of objects in the scene.
7. In the Render Settings window, select the Output option; the Output area is displayed.
In this area, set the parameters as follows:
Width: 1920 Height: 1200
Now, close the Render Settings window.
The Width and Height spinners are used to set the width and height of the rendered image,
respectively.
8. Choose the Render to Picture Viewer tool from the Command Palette; the rendering
begins in the Picture Viewer window, refer to Figure 11-10. You can adjust the zoom
level of the rendered image by using the middle mouse button.