public override bool RecursivePreviewUpdate(Dictionary <string, bool> duplicatesDict = null)
{
if (duplicatesDict == null)
{
duplicatesDict = ContainerGraph.ParentWindow.VisitedChanged;
}
for (int i = 0; i < InputPorts.Count; i++)
{
ParentNode outNode = null;
if (Fnode != null)
{
var input = Fnode.GetInput(this);
if (input.ExternalReferences.Count > 0)
{
outNode = Fnode.ContainerGraph.GetNode(input.ExternalReferences[0].NodeId);
}
else if (InputPorts[i].ExternalReferences.Count > 0)
{
outNode = ContainerGraph.GetNode(InputPorts[i].ExternalReferences[0].NodeId);
}
}
else
{
if (InputPorts[i].ExternalReferences.Count > 0)
{
outNode = ContainerGraph.GetNode(InputPorts[i].ExternalReferences[0].NodeId);
}
}
if (outNode != null)
{
if (!duplicatesDict.ContainsKey(outNode.OutputId))
{
bool result = outNode.RecursivePreviewUpdate();
if (result)
{
PreviewIsDirty = true;
}
}
else if (duplicatesDict[outNode.OutputId])
{
PreviewIsDirty = true;
}
}
}
bool needsUpdate = PreviewIsDirty;
RenderNodePreview();
if (!duplicatesDict.ContainsKey(OutputId))
{
duplicatesDict.Add(OutputId, needsUpdate);
}
return(needsUpdate);
}
public override void SetPreviewInputs()
{
if (Fnode == null)
{
m_ignoreConnection = false;
CheckSpherePreview();
}
else
{
var input = Fnode.GetInput(this);
if (input != null && (!InputPorts[0].IsConnected || input.IsConnected))
{
m_ignoreConnection = true;
InputPorts[0].PreparePortCacheID();
Fnode.SetPreviewInput(input);
if (input.ExternalReferences.Count > 0)
{
SpherePreview = Fnode.ContainerGraph.GetNode(input.ExternalReferences[0].NodeId).SpherePreview;
}
else
{
SpherePreview = false;
}
PreviewMaterial.SetTexture(InputPorts[0].CachedPropertyId, input.InputPreviewTexture(Fnode.ContainerGraph));
}
else
{
m_ignoreConnection = false;
CheckSpherePreview();
}
}
if (!m_ignoreConnection)
{
base.SetPreviewInputs();
}
for (int i = 0; i < OutputPorts[0].ExternalReferences.Count; i++)
{
ContainerGraph.GetNode(OutputPorts[0].ExternalReferences[i].NodeId).OnNodeChange();
}
if (m_typeId == -1)
{
m_typeId = Shader.PropertyToID("_Type");
}
if (m_inputPorts[0].DataType == WirePortDataType.FLOAT || m_inputPorts[0].DataType == WirePortDataType.INT)
{
PreviewMaterial.SetInt(m_typeId, 1);
}
else if (m_inputPorts[0].DataType == WirePortDataType.FLOAT2)
{
PreviewMaterial.SetInt(m_typeId, 2);
}
else if (m_inputPorts[0].DataType == WirePortDataType.FLOAT3)
{
PreviewMaterial.SetInt(m_typeId, 3);
}
else
{
PreviewMaterial.SetInt(m_typeId, 0);
}
}
