usesMipRadianceLayout property
bool
get
usesMipRadianceLayout
Whether the 2D prefilteredRadianceTexture stores its roughness bands as mip levels (see useMipRadianceLayout). Always false for the cube layout.
Implementation
bool get usesMipRadianceLayout =>
!usesCubeRadianceLayout && _prefilteredRadianceTexture.mipLevelCount > 1;