发明授权
- 专利标题: Pixel reordering for improved texture mapping
- 专利标题(中): 像素重新排序以改善纹理映射
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申请号: US780787申请日: 1997-01-09
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公开(公告)号: US5852451A公开(公告)日: 1998-12-22
- 发明人: Michael B. Cox , Dinyar B. Lahewala , Dong-Ying Kuo
- 申请人: Michael B. Cox , Dinyar B. Lahewala , Dong-Ying Kuo
- 申请人地址: CA Santa Clara
- 专利权人: S3 Incorporation
- 当前专利权人: S3 Incorporation
- 当前专利权人地址: CA Santa Clara
- 主分类号: G06F12/02
- IPC分类号: G06F12/02 ; G06T1/20 ; G06T1/60 ; G06T15/10 ; G09G5/00 ; G09G5/36
摘要:
A system and method for reordering memory references for pixels to improved bandwidth and performance in texture mapping systems and other graphics systems by improving memory locality in conventional page-mode memory systems. Pixel memory references are received from a client graphics engine and placed in a pixel priority heap. The pixel priority heap reorders the pixel memory references so that references requiring a currently open page are, in general, processed before references that require page breaks. Reordered pixel memory references are transmitted to a memory controller for accessing memory.
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