Ok. Then probably it's a bug, because I'm getting that BC1..BC7 textures are supported, but they are actually not. Getting black textures comparably to what is on regular Mac.
P.S.: This forum is terrible... I can't edit my question and can't undo ticked answer...
vladimirb
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Also crash on generateMipmapsForTexture for texture with MTLPixelFormatRGBA32Float format.
I'm using this reference https://developer.apple.com/metal/Metal-Feature-Set-Tables.pdf