public void RenderPackageCache_Constructor()
{
//Arrange
var renderingFactory = new DefaultRenderPackageFactory();
List <IRenderPackage> packages = new List <IRenderPackage>();
packages.Add(renderingFactory.CreateRenderPackage());
Guid gPort1 = Guid.NewGuid();
//Act
var renderPackage = new RenderPackageCache(packages);
var renderPackage2 = new RenderPackageCache();
//Assert
//This will return null because the portMap is null
Assert.IsNull(renderPackage.GetPortPackages(Guid.NewGuid()));
renderPackage.Add(renderingFactory.CreateRenderPackage(), gPort1);
//In renderPackage2 we are adding again the RenderPackageCache with the same prot
renderPackage2.Add(renderingFactory.CreateRenderPackage(), gPort1);
//The Add method will raise an ArgumentException since we already added the port
Assert.Throws <ArgumentException>(() => renderPackage2.Add(renderPackage));
//This will return null because the guid was not found in the portMap dictionary
Assert.IsNull(renderPackage.GetPortPackages(Guid.NewGuid()));
}
protected virtual void OnRenderPackagesUpdated(NodeModel node, RenderPackageCache packages)
{
RemoveGeometryForNode(node);
if (packages.IsEmpty())
{
return;
}
// If there is no attached model update for all render packages
if (watchModel == null)
{
AddGeometryForRenderPackages(packages);
return;
}
// If there are no input ports update for all render packages
var inPorts = watchModel.InPorts;
if (inPorts == null || inPorts.Count() < 1)
{
AddGeometryForRenderPackages(packages);
return;
}
// If there are no connectors connected to the first (only) input port update for all render packages
var inConnectors = inPorts[0].Connectors;
if (inConnectors == null || inConnectors.Count() < 1 || inConnectors[0].Start == null)
{
AddGeometryForRenderPackages(packages);
return;
}
// Only update for render packages from the connected output port
var inputId = inConnectors[0].Start.GUID;
foreach (var port in node.OutPorts)
{
if (port.GUID != inputId)
{
continue;
}
RenderPackageCache portPackages = packages.GetPortPackages(inputId);
if (portPackages == null)
{
continue;
}
AddGeometryForRenderPackages(portPackages);
}
}
