function convertToFloatComponents(type) {
  const converted = floatConversions[type];
  return defined(converted) ? converted : type;
}
For a type with integer components, find a corresponding float-component type
@param {string} type The name of a GLSL type with integer components
@returns {string} The name of a GLSL type of the same dimension with float components, if available; otherwise the input type
@private