message: Cleanup KHR_materials_ior against ratified spec
diff: @@ -1291,7 +1291,7 @@ namespace ospray {
  }
  if (exts.find("KHR_materials_ior") != exts.end()) {
  - // Experimental https://github.com/KhronosGroup/glTF/pull/1718
  + // https://github.com/KhronosGroup/glTF/tree/main/extensions/2.0/Khronos/KHR_materials_ior
  auto params = exts.find("KHR_materials_ior")->second;
  // ior: The index of refraction. default:1.5
  @@ -1300,11 +1300,6 @@ namespace ospray {
  ior = (float)params.Get("ior").Get<double>();
  }
  ospMat->createChild("ior", "float") = ior;
  -
  - // iorTexture: A greyscale texture that defines the index of refraction
  - // as 1/ior.
  - // XXX the experimental spec says that texture holds 1/ior values!!!
  - // Nothing to test this with, thus far
  }
  return ospMat;
  