| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a new method and system for computer file control. <P>SOLUTION: In a computer environment including a software application and an operating system, the computer includes a graphics (video) card 20 and a video display 14, and the graphics card is operable to render images to the video display. The operating system 36 including a universal API which supports hardware layers on graphics cards receives draw events via the universal API, it determines what hardware layers are available on the graphics card and what their parameters are, and it responds to draw requests from the software application by rendering the draw requests selectively to any of the available hardware layers on the graphics card. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
