Variable MaterialAttributeSemantic`Const`

MaterialAttributeSemantic: Readonly<
    {
        COLOR_0: "COLOR_0";
        NORMAL: "NORMAL";
        POSITION: "POSITION";
        SKIN_INDICES: "SKININDICES";
        SKIN_WEIGHTS: "SKINWEIGHTS";
        TANGENT: "TANGENT";
        TEXCOORD_0: "TEXCOORD_0";
        TEXCOORD_1: "TEXCOORD_1";
    },
> = ...

Stable vertex-attribute semantics understood by the shared renderer.