发明授权
- 专利标题: System for low miss rate replacement of texture cache lines
- 专利标题(中): 低质量更新纹理缓存线路的系统
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申请号: US09664988申请日: 2000-09-18
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公开(公告)号: US06590579B1公开(公告)日: 2003-07-08
- 发明人: Zhou Hong , Konstantine Iourcha , Lin Chen
- 申请人: Zhou Hong , Konstantine Iourcha , Lin Chen
- 主分类号: G06T1140
- IPC分类号: G06T1140
摘要:
A system and method is provided for mipmap texturing in which texture tiles are mapped into sets of a set-associative texture cache for use in displaying a graphic primitive. When a miss occurs, a new texture tile is called from main memory to replace a texture tile which is not shared between the segment being traversed and the next segment to be traversed and which is the “least recently used”. This is accomplished by maintaining a record for each cache line describing the texture tile it contains and replacing the texture tile which is the “least likely to be reused”.
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