// Get.. methods to retrieve list of specific instance types
// add specific node child elements e.g. instance_geometry
public void AddInstanceGeometry(string geoUrlName, string[] materialNames = null)
{
InstanceGeometry instance = new InstanceGeometry(geoUrlName);
this.instance_geometry.Add(instance);
if (materialNames != null && materialNames.Length > 0)
{
instance.bind_material = new BindMaterial(materialNames);
}
}
/// <summary>
/// sets the bind materials to material instances regarding to the given material name array
/// </summary>
/// <param name="instGeometry">Instance_Geometry object which bind material should be set</param>
/// <param name="matName">array of material names which are used to create material instances from</param>
public static void SetBindMaterial(InstanceGeometry instGeometry, string[] matName)
{
if (matName != null || matName.Length > 0)
{
BindMaterial bindMaterial = new BindMaterial();
bindMaterial.materialInstances = new InstanceMaterial[matName.Length];
for (int i = 0; i < matName.Length; i++)
{
bindMaterial.materialInstances[i] = new InstanceMaterial(matName[i], "#" + matName[i]);
}
instGeometry.bind_material = bindMaterial;
}
}
