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<title>Mipmapping</title>
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Mipmapping
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为物体增加真实感的纹理（如木头、大理石、皮革和布料的纹理）可极大地耗用 3D 图形的存储器。因为现实生活中的物体如果离观察者的位置较远时会变得模糊，所以 3D 编程人员就将细节较少、分辨率较低的纹理贴图添加到远处的物体上以模拟这种情况。这些纹理贴图是物体贴近观察者时所使用纹理贴图的缩小样式，其占用内存较少。
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