An adapter that implements all the functions of ISceneTemplatePipeline for easier usage. Use it to partially override a ISceneTemplatePipeline.
| AfterTemplateInstantiation | An event called after the Scene template is instantiated, and while the new Scene is still loaded. |
| BeforeTemplateInstantiation | An event called before the Scene template is instantiated. |
| IsValidTemplateForInstantiation | An event called before the New Scene dialog is displayed to determine whether this template is available in the dialog. |