/*
        This example demonstrates how to load a delta. 
*/
NewScene(null, false);
// Create a reference model from a cube
var oRoot = Application.ActiveProject.ActiveScene.Root;
var oCube = oRoot.AddGeometry("Cube", "MeshSurface");
var emdlFileRefModel = XSIUtils.BuildPath(Application.InstallationPath(siProjectPath), "Models", "MyModel.emdl"); 
CreateModelAndConvertToRef(oCube, emdlFileRefModel );
// Create a new material and also generate the delta
ApplyShader(null, "", null, "", siLetLocalMaterialsOverlap);
// Get the Delta object
var oDelta = Dictionary.GetObject("Model.Delta");
// File to save delta
var deltaFile = XSIUtils.BuildPath(Application.InstallationPath(siProjectPath) + "Deltas", "MyDelta.delta");
oDelta.Save(deltaFile);
// Load the delta
oDelta.Load(deltaFile);
// To apply the modification
oDelta.Apply();