Patent ID: 7369139
Filing Date: 2008-05-06
Classification: G09G

Abstract:
1. An apparatus comprising: a rendering engine to render a foreground of an image to display, the image comprising a number of windows, each window identified by a window identification; and a logic, separate from the rendering engine, to blend at least one of first and second background colors with the foreground of the image, after the foreground of the image is rendered by the rendering engine, wherein the logic comprises a background color table that, for each window identification, includes the first background color in an A buffer background color column and the second background color in a B buffer background color column, the logic storing the first background color in the A buffer background color column when displaying the second background color in the B buffer background color column, and displaying the first background color in the A buffer background color column when storing the second background color in the B buffer background color column.