public LineNode()
{
var line = (SCNGeometry)template.Copy(NSZone.Default);
line.FirstMaterial = GetNativeMaterial(style.Color);
lineNode = SCNNode.FromGeometry(line);
var cap = (SCNGeometry)capTemplate.Copy(NSZone.Default);
cap.FirstMaterial = line.FirstMaterial;
scapNode = SCNNode.FromGeometry(cap);
ecapNode = SCNNode.FromGeometry(cap);
AddChildNode(lineNode);
AddChildNode(scapNode);
AddChildNode(ecapNode);
}
/// <summary>
/// must copy geometry and materials to set unique data on both here we only want
/// </summary>
public static SCNGeometry CopyGeometryAndMaterials(this SCNGeometry geometry)
{
var result = geometry;
if (geometry.Copy() is SCNGeometry geometryCopy)
{
var materialsCopy = new List <SCNMaterial>();
foreach (var material in geometryCopy.Materials)
{
if (material.Copy() is SCNMaterial materialCopy)
{
materialsCopy.Add(materialCopy);
}
}
geometryCopy.Materials = materialsCopy.ToArray();
result = geometryCopy;
}
return(result);
}
