internal void PasteGraph(CopyPasteGraph graphToPaste, List <INode> remappedNodes, List <IEdge> remappedEdges)
{
var nodeGuidMap = new Dictionary <Guid, Guid>();
foreach (var node in graphToPaste.GetNodes <INode>())
{
var oldGuid = node.guid;
var newGuid = node.RewriteGuid();
nodeGuidMap[oldGuid] = newGuid;
var drawState = node.drawState;
var position = drawState.position;
position.x += 30;
position.y += 30;
drawState.position = position;
node.drawState = drawState;
remappedNodes.Add(node);
AddNode(node);
// add the node to the pasted node list
m_PastedNodes.Add(node);
}
// only connect edges within pasted elements, discard
// external edges.
foreach (var edge in graphToPaste.edges)
{
var outputSlot = edge.outputSlot;
var inputSlot = edge.inputSlot;
Guid remappedOutputNodeGuid;
Guid remappedInputNodeGuid;
if (nodeGuidMap.TryGetValue(outputSlot.nodeGuid, out remappedOutputNodeGuid) &&
nodeGuidMap.TryGetValue(inputSlot.nodeGuid, out remappedInputNodeGuid))
{
var outputSlotRef = new SlotReference(remappedOutputNodeGuid, outputSlot.slotId);
var inputSlotRef = new SlotReference(remappedInputNodeGuid, inputSlot.slotId);
remappedEdges.Add(Connect(outputSlotRef, inputSlotRef));
}
}
ValidateGraph();
}
internal void PasteGraph(CopyPasteGraph graphToPaste, List <AbstractMaterialNode> remappedNodes, List <IEdge> remappedEdges)
{
var groupGuidMap = new Dictionary <Guid, Guid>();
foreach (var group in graphToPaste.groups)
{
var position = group.position;
position.x += 30;
position.y += 30;
GroupData newGroup = new GroupData(group.title, position);
var oldGuid = group.guid;
var newGuid = newGroup.guid;
groupGuidMap[oldGuid] = newGuid;
AddGroup(newGroup);
m_PastedGroups.Add(newGroup);
}
var nodeGuidMap = new Dictionary <Guid, Guid>();
foreach (var node in graphToPaste.GetNodes <AbstractMaterialNode>())
{
AbstractMaterialNode pastedNode = node;
var oldGuid = node.guid;
var newGuid = node.RewriteGuid();
nodeGuidMap[oldGuid] = newGuid;
// Check if the property nodes need to be made into a concrete node.
if (node is PropertyNode)
{
PropertyNode propertyNode = (PropertyNode)node;
// If the property is not in the current graph, do check if the
// property can be made into a concrete node.
if (!m_Properties.Select(x => x.guid).Contains(propertyNode.propertyGuid))
{
// If the property is in the serialized paste graph, make the property node into a property node.
var pastedGraphMetaProperties = graphToPaste.metaProperties.Where(x => x.guid == propertyNode.propertyGuid);
if (pastedGraphMetaProperties.Any())
{
pastedNode = pastedGraphMetaProperties.FirstOrDefault().ToConcreteNode();
pastedNode.drawState = node.drawState;
nodeGuidMap[oldGuid] = pastedNode.guid;
}
}
}
AbstractMaterialNode abstractMaterialNode = (AbstractMaterialNode)node;
// Check if the node is inside a group
if (groupGuidMap.ContainsKey(abstractMaterialNode.groupGuid))
{
var absNode = pastedNode as AbstractMaterialNode;
absNode.groupGuid = groupGuidMap[abstractMaterialNode.groupGuid];
pastedNode = absNode;
}
var drawState = node.drawState;
var position = drawState.position;
position.x += 30;
position.y += 30;
drawState.position = position;
node.drawState = drawState;
remappedNodes.Add(pastedNode);
AddNode(pastedNode);
// add the node to the pasted node list
m_PastedNodes.Add(pastedNode);
}
// only connect edges within pasted elements, discard
// external edges.
foreach (var edge in graphToPaste.edges)
{
var outputSlot = edge.outputSlot;
var inputSlot = edge.inputSlot;
Guid remappedOutputNodeGuid;
Guid remappedInputNodeGuid;
if (nodeGuidMap.TryGetValue(outputSlot.nodeGuid, out remappedOutputNodeGuid) &&
nodeGuidMap.TryGetValue(inputSlot.nodeGuid, out remappedInputNodeGuid))
{
var outputSlotRef = new SlotReference(remappedOutputNodeGuid, outputSlot.slotId);
var inputSlotRef = new SlotReference(remappedInputNodeGuid, inputSlot.slotId);
remappedEdges.Add(Connect(outputSlotRef, inputSlotRef));
}
}
ValidateGraph();
}