// ------------------------------------------------------------------------------------------ //
// Type-Specific (Mesh, Xform, Camera) Exporters.
// ------------------------------------------------------------------------------------------ //
void ExportMaterial(Scene scene, Material mat, string usdMaterialPath)
{
string shaderPath = usdMaterialPath + "/StandardShader";
var material = new USD.NET.Unity.MaterialSample();
material.surface.SetConnectedPath(shaderPath, "outputs:out");
var shader = new StandardShaderSample();
shader.id = new pxr.TfToken("Unity.Standard");
shader.albedo.defaultValue = mat.color;
scene.Write(usdMaterialPath, material);
scene.Write(shaderPath, shader);
}