b1488b41_1_2013__18_Texturing_component__Description
[Mode] "AVG_PIXEL_AVG_MIPMAP" [Description] 
Performs tri-linear filtering. Choose the two mipmaps that most closely match the size of the pixel being textured and use the weighted average of the four texture elements that are closest to the center of the pixel to produce a texture value from each mipmap. The final texture value is a weighted average of those two values.
Extensible 3D (X3D), ISO/IEC 19775-1:2013, 18 Texturing component
Description