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盒式过滤器内核大小约为 60x60。我已经学会了将它分为两个方向,水平和垂直。并且还使用了插值优化。但是在Android(Galaxy Nexus)上速度仍然不够快。有没有办法实现和优化盒子过滤器着色器?
使用总面积表 (SAT):总面积方差阴影图。