发明授权
US07460129B2 Manipulating text and graphic appearance 有权
操纵文字和图形外观

Manipulating text and graphic appearance
摘要:
A method, device and computer system for creating a smooth, continuous height (scalar or vector) field are described. The described techniques permit arbitrary closed regions to be smoothly shaded without producing unnatural smoothness at the region's edges or boundaries.
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