void DrawAttributeInfo(Scene scene)
{
// Separator.
EditorGUILayout.LabelField("", GUI.skin.horizontalSlider);
EditorGUILayout.LabelField("Property Opinions", EditorStyles.boldLabel);
EditorGUILayout.LabelField("Name: " + selectedAttribute.GetName());
EditorGUILayout.LabelField("Type: " + selectedAttribute.GetTypeName().GetTfType().GetTypeName());
EditorGUILayout.LabelField("IsArray: " + selectedAttribute.GetTypeName().IsArray());
EditorGUILayout.LabelField("Composed Path: " + selectedAttribute.GetPath());
EditorGUILayout.LabelField("Variability: " + selectedAttribute.GetVariability());
EditorGUILayout.LabelField("Is Custom: " + selectedAttribute.IsCustom());
double upper, lower, hasSamples;
selectedAttribute.GetBracketingTimeSamples(scene.Time.GetValueOrDefault(), out lower, out upper,
out hasSamples);
if (hasSamples > 0)
{
EditorGUILayout.LabelField("Braketing TimeSamples: [ " + lower + ", " + upper + " ]");
}
else
{
EditorGUILayout.LabelField("Braketing TimeSamples: [ ]");
}
EditorGUILayout.LabelField("TimeSamples: ");
GUILayout.TextArea(string.Join(",",
selectedAttribute.GetTimeSamples().Select(p => p.ToString()).ToArray()));
// Spec are the low level API in Sdf, the enable one to read and write a layer without
// going through the composition graph. This is the fastest way to write USD data, but
// also the most complicated.
//
// A property stack is an ordered list of all opinions about what this value should be.
// The visualization below is a great debugging aid in production when something looks
// wrong, but you have no idea why your value (opinion) isn't winning. It lets the user
// understand how composition is working and shows them exactly what files are contributing
// the final result.
EditorGUILayout.LabelField("Authored Values: ");
var specs = selectedAttribute.GetPropertyStack();
if (specs.Count == 0)
{
EditorGUILayout.LabelField("[ Attribute has no authored opinions ]", EditorStyles.boldLabel);
}
foreach (var propSpec in specs)
{
EditorGUILayout.LabelField(propSpec.GetLayer().GetIdentifier());
}
// Separator.
EditorGUILayout.LabelField("", GUI.skin.horizontalSlider);
}