The sampler parameter in each palette layer defaults to a constant 0, meaning only one material will generate (source reference). To fix this, each layer with multiple materials should include the sampler parameter (example for reference) with a sampler that fits the palette.
The sampler parameter in each palette layer defaults to a constant 0, meaning only one material will generate (source reference). To fix this, each layer with multiple materials should include the
sampler
parameter (example for reference) with a sampler that fits the palette.