主题： materials
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Unreal Material Instances: Inheritance and Runtime Parameter Ownership
Design a parameterized parent material, create authored variants, and give changing objects the correct dynamic instance without confusing overrides with independent material graphs.
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Authoring reliable metallic-roughness PBR materials
Build material inputs that distinguish exposed metal from dielectric coatings, preserve colour meaning, and remain testable under changing light.
机器可读： JSON