Bark Ao

Bark Arm

Bark Diff

Bark Disp

Bark Nor Dx

Bark Nor Gl

Bark Rough

Twig Alpha

Twig Ao

Twig Arm

Twig Diff

Twig Disp

Twig Mask

Twig Nor Dx

Twig Nor Gl

Twig Rough

法线贴图标准：