internal static NodeBase ReadNode(BinarySerializer serializer)
{
ShaderGraphSerializer sg = (ShaderGraphSerializer)serializer;
bool isNewNode = false;
serializer.Serialize(ref isNewNode);
if (isNewNode)
{
string outputType = null;
serializer.Serialize(ref outputType);
NodeBase node = (NodeBase)Activator.CreateInstance(System.Type.GetType(outputType));
node.Serialize(serializer);
sg.MarkNodeAsParsed(node);
return(node);
}
else
{
string nodeId = null;
serializer.Serialize(ref nodeId);
if (sg.IsNodeParsed(nodeId))
{
return(sg.GetNode(nodeId));
}
else
{
throw new InvalidOperationException(string.Format("Node '{0}' not found", nodeId));
}
}
}
internal static Variable ReadVariable(BinarySerializer serializer)
{
ShaderGraphSerializer sg = (ShaderGraphSerializer)serializer;
bool isNewVar = false;
serializer.Serialize(ref isNewVar);
if (isNewVar)
{
string outputType = null;
serializer.Serialize(ref outputType);
var variable = (Variable)Activator.CreateInstance(System.Type.GetType(outputType));
variable.Serialize(serializer);
sg.MarkVariableAsParsed(variable);
return(variable);
}
else
{
string varId = null;
serializer.Serialize(ref varId);
if (sg.IsVariableParsed(varId))
{
return(sg.GetVariable(varId));
}
else
{
throw new InvalidOperationException(string.Format("Variable '{0}' not found", varId));
}
}
}
internal static MethodBase ReadMethod(BinarySerializer serializer)
{
ShaderGraphSerializer sg = (ShaderGraphSerializer)serializer;
string outputType = null;
serializer.Serialize(ref outputType);
var method = (MethodBase)Activator.CreateInstance(System.Type.GetType(outputType));
method.Serialize(serializer);
if (sg.IsMethodParsed(method.Name))
{
return(sg.GetMethod(method.Name));
}
else
{
sg.MarkMethodAsParsed(method);
return(method);
}
}
internal static void WriteNode(BinarySerializer serializer, INode node)
{
ShaderGraphSerializer sg = (ShaderGraphSerializer)serializer;
NodeBase n = (NodeBase)node;
// Is this node new one or a reference to another one encountered before?
bool isNewNode = !sg.IsNodeParsed(n.id);
serializer.Serialize(ref isNewNode);
if (!isNewNode)
{
serializer.Serialize(ref n.id);
}
else
{
string outputType = node.GetType().FullName;
serializer.Serialize(ref outputType);
n.Serialize(serializer);
sg.MarkNodeAsParsed(n);
}
}
public void Save()
{
SaveFileDialog saveDialog = new SaveFileDialog {
Filter = "Odyssey Shader Graph|*.osg"
};
bool?result = saveDialog.ShowDialog();
if (result == false)
{
return;
}
Mouse.SetCursor(Cursors.Wait);
try
{
var techniqueGraph = (from t in techniques
select new TechniqueDescription(t.Name, t.TechniqueMapping.Key,
from s in shaderList.OfType <ShaderDescriptionViewModel>()
where s.IsAssignedTo(t)
select s.ShaderDescriptionModel.Shader)).ToArray();
foreach (var shader in techniqueGraph.SelectMany(t => t.Shaders))
{
shader.Build();
}
using (FileStream fs = new FileStream(saveDialog.FileName, FileMode.Create))
{
ShaderGraphSerializer sgSerializer = new ShaderGraphSerializer(fs, SerializerMode.Write);
sgSerializer.Save(techniqueGraph);
}
}
catch (Exception e)
{
LogEvent.Tool.Error(e);
}
Mouse.SetCursor(Cursors.Arrow);
}
internal static void WriteVariable(BinarySerializer serializer, IVariable variable)
{
ShaderGraphSerializer sg = (ShaderGraphSerializer)serializer;
Variable v = (Variable)variable;
// Is this node new one or a reference to another one encountered before?
bool isNewVar = !sg.IsVariableParsed(v.Id);
serializer.Serialize(ref isNewVar);
if (!isNewVar)
{
string varName = v.Id;
serializer.Serialize(ref varName);
}
else
{
string outputType = v.GetType().FullName;
serializer.Serialize(ref outputType);
v.Serialize(serializer);
sg.MarkVariableAsParsed(v);
}
}
public bool Open(bool clear = true)
{
OpenFileDialog openDialog = new OpenFileDialog {
Filter = "Odyssey Shader Graph|*.osg"
};
bool?result = openDialog.ShowDialog();
if (result == false)
{
return(false);
}
List <TechniqueDescription> shaderGraph;
try
{
using (FileStream fs = new FileStream(openDialog.FileName, FileMode.Open))
{
ShaderGraphSerializer sgSerializer = new ShaderGraphSerializer(fs, SerializerMode.Read);
shaderGraph = new List <TechniqueDescription>(sgSerializer.Load(fs));
}
}
catch (IOException ex)
{
const string errorMsg = "Failed to open file {0}";
MessageBox.Show(string.Format(errorMsg, Path.GetFileName(openDialog.FileName)), "Error",
MessageBoxButton.OK, MessageBoxImage.Error);
Log.Daedalus.Error(ex);
return(false);
}
if (!shaderGraph.Any())
{
MessageBox.Show("No techniques were found.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
return(false);
}
var techniques = shaderGraph.Select((td, index) =>
new TechniqueMappingViewModel
{
Index = index + 1,
TechniqueMapping = new TechniqueMapping(td.Name)
{
Key = td.Key
}
}).ToList();
foreach (var technique in techniques.Where(technique => !shaderCollection.Contains(technique.Name)))
{
RegisterTechnique(technique);
}
var parsedShaders = (from td in shaderGraph from s in td.Shaders group s by s.Name into shaderGroup select shaderGroup.First());
var shaderVMs = from shader in parsedShaders
select new ShaderDescriptionViewModel()
{
ShaderDescriptionModel = new Model.ShaderDescription {
Shader = shader
},
Techniques = new ObservableCollection <TechniqueMappingViewModel>(from td in shaderGraph
where td.Shaders.Any(s => s.Name == shader.Name)
select techniques.Find(t => t.Name == td.Name))
};
if (clear)
{
shaderList.Clear();
}
foreach (var shaderVM in shaderVMs.Where(shaderVM => shaderList.All(s => s.Name != shaderVM.Name)))
{
shaderList.Add(shaderVM);
}
var vmLocator = ((ViewModelLocator)System.Windows.Application.Current.FindResource("Locator"));
vmLocator.Main.ShaderCollectionName = Path.GetFileNameWithoutExtension(openDialog.FileName);
RelayCommand cmd = (RelayCommand)vmLocator.Main.CompileShaderGraphCommand;
cmd.RaiseCanExecuteChanged();
return(true);
}
