tinyusdz/tests/usda/spectral-ior-sellmeier-002.usda

#usda 1.0
(
    doc = "Test: Spectral IOR with Sellmeier coefficients (BK7 glass)"
)

def Shader "TestShader"
{
    uniform token info:id = "UsdPreviewSurface"
    float inputs:ior = 1.5168
    float2[] wavelength:ior = [
        (1.03961212, 0.00600069867),
        (0.231792344, 0.0200179144),
        (1.01046945, 103.560653)
    ] (
        customData = {
            string interpolation = "sellmeier"
            string unitForWavelength = "micrometers"
        }
    )
}