Torque3D-clone/Templates/BaseGame/game/tools/gui/postFXEditor.asset.taml

<GUIAsset
    canSave="true"
    canSaveDynamicFields="true"
    AssetName="postFXEditor"
    scriptFile="@assetFile=postFxEditor.gui"
    GUIFile="@assetFile=postFxEditor.gui"
    VersionId="1" />