// SceneNode does not know its parent.
//TODO: move this into editor class
private Vector3 getSceneNodePositionFromTreeNode(TreeNode tnode)
{
if (tnode == null)
{
return(Vector3.Zero);
}
if (tnode.Tag is DistancePrimitive)
{
DistancePrimitive d = (DistancePrimitive)tnode.Tag;
return(d.Position());
}
return(getSceneNodePositionFromTreeNode(tnode.Parent));
}
public bool Load(string nodesXMLFilename)
{
try
{
XElement x = XElement.Load(nodesXMLFilename, LoadOptions.None);
XElement settings = x.Element("settings");
foreach (XElement n in x.Elements("node"))
{
switch (n.Attribute("type").Value)
{
case "do":
DistancePrimitive dp = new DistancePrimitive(n.Attribute("name").Value, n.Attribute("caption").Value, n.Attribute("code").Value);
foreach (XElement p in n.Elements("prop"))
{
dp.Properties.Add(createInputProperty(p.Attribute("type").Value, p.Attribute("name").Value, p.Attribute("default").Value));
}
DistanceFieldTypes.Add(dp);
break;
case "distop":
DistanceOperation distop = new DistanceOperation(n.Attribute("name").Value, n.Attribute("caption").Value, n.Attribute("code").Value);
foreach (XElement p in n.Elements("prop"))
{
distop.Properties.Add(createInputProperty(p.Attribute("type").Value, p.Attribute("name").Value, p.Attribute("default").Value));
}
DistanceOperations.Add(distop);
break;
case "domop":
DomainOperation dop = new DomainOperation(n.Attribute("name").Value, n.Attribute("caption").Value, n.Attribute("code").Value);
foreach (XElement p in n.Elements("prop"))
{
dop.Properties.Add(createInputProperty(p.Attribute("type").Value, p.Attribute("name").Value, p.Attribute("default").Value));
}
DomainOperations.Add(dop);
break;
}
}
}
catch (Exception e)
{
errors.Add("Failed to load nodes.xml (" + e.Message + ")");
return(false);
}
return(true);
}
private DistancePrimitive insertDistancePrimitive(DistancePrimitive type, TreeNode parent)
{
DistancePrimitive n = new DistancePrimitive(type);
primitiveCounter++;
n.Id = primitiveCounter;
if (parent == null)
{
tree.Nodes.Add(n.TreeNode);
}
else
{
parent.Nodes.Add(n.TreeNode);
}
return(n);
}
public bool Setup(string functionsXMLFilename)
{
try
{
XElement x = XElement.Load(functionsXMLFilename, LoadOptions.None);
XElement helpers = x.Element("helpers");
foreach (XElement h in helpers.Elements("code"))
{
XAttribute comment = h.Attribute("comment");
HelperCode helper = new HelperCode(h.Attribute("name").Value, h.Value, comment == null ? "" : comment.Value);
Helpers.Add(helper.Name, helper);
}
XElement nodes = x.Element("nodes");
foreach (XElement n in nodes.Elements("node"))
{
string code = "";
string[] requires = null;
XElement func = n.Element("function");
if (func != null)
{
code = func.Value;
XAttribute requ = func.Attribute("requires");
if (requ != null)
{
requires = requ.Value.Split(",".ToCharArray());
}
}
XAttribute com = n.Attribute("comment");
string comment = "";
if (com != null)
{
comment = com.Value;
}
SceneNode node = null;
switch (n.Attribute("type").Value)
{
case "dp":
node = new DistancePrimitive(n.Attribute("name").Value, n.Attribute("caption").Value, n.Attribute("mask").Value, code, requires, comment);
DistanceFieldTypes.Add(node as DistancePrimitive);
break;
case "distop":
node = new DistanceOperation(n.Attribute("name").Value, n.Attribute("caption").Value, n.Attribute("mask").Value, code, requires, comment);
DistanceOperations.Add(node as DistanceOperation);
break;
case "domop":
node = new DomainOperation(n.Attribute("name").Value, n.Attribute("caption").Value, n.Attribute("mask").Value, code, requires, comment);
DomainOperations.Add(node as DomainOperation);
break;
}
if (node != null && n.Element("properties") != null)
{
foreach (XElement p in n.Element("properties").Elements("property"))
{
node.Properties.Add(createInputProperty(p.Attribute("type").Value, p.Attribute("name").Value, p.Attribute("default").Value));
}
}
}
}
catch (Exception e)
{
errors.Add("Failed to load/parse " + functionsXMLFilename + ":\n" + e.Message);
return(false);
}
return(true);
}
