public static Float3[] ParseVertexArray(NodeIterator it)
{
int length = 0;
int.TryParse(it.Name(), out length);
return((Float3[])ParseArrayValues(typeof(Float3[]), it.GetChildren(), length));
}
public static Scene ParseScene(NodeIterator it)
{
Scene scene = new Scene();
System.Reflection.FieldInfo[] fieldInfos = scene.GetType().GetFields();
for (; !it.IsEnd(); it.Next())
{
System.Reflection.FieldInfo fieldInfo = FindFieldInfo(scene.GetType().GetFields(), it.Name());
if (fieldInfo == null)
{
continue;
}
it.Next();
if (fieldInfo.FieldType == typeof(Light[]))
{
fieldInfo.SetValue(scene, ParseLightArray(it));
}
else
{
fieldInfo.SetValue(scene, ParseValue(fieldInfo.FieldType, it));
}
}
return(scene);
}
public static Document ParseDocument(NodeIterator it)
{
Document document = new Document();
var fieldInfos = document.GetType().GetFields();
for (; !it.IsEnd(); it.Next())
{
System.Reflection.FieldInfo fieldInfo = FindFieldInfo(document.GetType().GetFields(), it.Name());
if (fieldInfo == null)
{
continue;
}
Type type = fieldInfo.FieldType;
if (type == typeof(Scene))
{
fieldInfo.SetValue(document, ParseScene(it.GetChildren()));
}
else if (type == typeof(Material[]))
{
it.Next();
fieldInfo.SetValue(document, ParseMaterialArray(it));
}
else if (type == typeof(List <Object>))
{
it.Next();
document.Object.Add(ParseObject(it));
}
}
return(document);
}
public static Light ParseLight(NodeIterator it)
{
if (it.Name() != "light")
{
return(null);
}
Light light = new Light();
NodeIterator itItem = it.GetChildren();
for (; !itItem.IsEnd(); itItem.Next())
{
System.Reflection.FieldInfo fieldInfo = FindFieldInfo(light.GetType().GetFields(), itItem.Name());
if (fieldInfo == null)
{
continue;
}
itItem.Next();
fieldInfo.SetValue(light, ParseValue(fieldInfo.FieldType, itItem));
}
return(light);
}
public static Face[] ParseFaceArray(NodeIterator it)
{
int length = 0;
int.TryParse(it.Name(), out length);
NodeIterator itItem = it.GetChildren();
Face[] faces = new Face[length];
int i = 0;
Face face = null;
for (; !itItem.IsEnd(); itItem.Next())
{
NodeIterator itChild = itItem.GetChildren();
if (itChild.Nodes.Count <= 0)
{
if (face != null)
{
faces[i] = face;
i++;
}
int nbVertices = 0;
int.TryParse(itItem.Name(), out nbVertices);
face = new Face(nbVertices);
continue;
}
else
{
System.Reflection.FieldInfo fieldInfo = FindFieldInfo(face.GetType().GetFields(), itItem.Name());
if (fieldInfo == null)
{
continue;
}
else
{
if (fieldInfo.FieldType.IsArray)
{
fieldInfo.SetValue(face, ParseArrayValues(fieldInfo.FieldType, itItem.GetChildren(), face.Vertices));
}
else
{
fieldInfo.SetValue(face, ParseValue(fieldInfo.FieldType, itItem.GetChildren()));
}
}
}
}
if (0 < length)
{
faces[i] = face;
}
return(faces);
}
public static object ParseValue(Type targetType, NodeIterator it)
{
if (targetType == typeof(string))
{
string name = it.Name();
if (name[0] == '"' && name[name.Length - 1] == '"')
{
return(name.Substring(1, name.Length - 2));
}
}
else if (targetType == typeof(int))
{
int value = 0;
int.TryParse(it.Name(), out value);
return(value);
}
else if (targetType == typeof(float))
{
float value = 0.0f;
float.TryParse(it.Name(), out value);
return(value);
}
else if (targetType == typeof(Float2))
{
Float2 value = new Float2();
float.TryParse(it.Name(), out value.X);
it.Next();
float.TryParse(it.Name(), out value.Y);
return(value);
}
else if (targetType == typeof(Float3))
{
Float3 value = new Float3();
float.TryParse(it.Name(), out value.X);
it.Next();
float.TryParse(it.Name(), out value.Y);
it.Next();
float.TryParse(it.Name(), out value.Z);
return(value);
}
else if (targetType == typeof(Float4))
{
Float4 value = new Float4();
float.TryParse(it.Name(), out value.X);
it.Next();
float.TryParse(it.Name(), out value.Y);
it.Next();
float.TryParse(it.Name(), out value.Z);
it.Next();
float.TryParse(it.Name(), out value.W);
return(value);
}
return(null);
}
public static object ParseArrayValues(Type targetType, NodeIterator it, int count)
{
if (targetType == typeof(int[]))
{
int[] values = new int[count];
for (int i = 0; i < count; i++)
{
int value = 0;
int.TryParse(it.Name(), out value);
it.Next();
values[i] = value;
}
return(values);
}
else if (targetType == typeof(Float2[]))
{
Float2[] values = new Float2[count];
for (int i = 0; i < count; i++)
{
Float2 value = new Float2();
float.TryParse(it.Name(), out value.X);
it.Next();
float.TryParse(it.Name(), out value.Y);
it.Next();
values[i] = value;
}
return(values);
}
else if (targetType == typeof(Float3[]))
{
Float3[] values = new Float3[count];
for (int i = 0; i < count; i++)
{
Float3 value = new Float3();
float.TryParse(it.Name(), out value.X);
it.Next();
float.TryParse(it.Name(), out value.Y);
it.Next();
float.TryParse(it.Name(), out value.Z);
it.Next();
values[i] = value;
}
return(values);
}
return(null);
}
public static Light[] ParseLightArray(NodeIterator it)
{
int length = 0;
int.TryParse(it.Name(), out length);
NodeIterator itItem = it.GetChildren();
Light[] lights = new Light[length];
for (int i = 0; i < length; i++)
{
for (; !itItem.IsEnd(); itItem.Next())
{
lights[i] = ParseLight(itItem);
}
}
return(lights);
}
public static Material[] ParseMaterialArray(NodeIterator it)
{
int length = 0;
int.TryParse(it.Name(), out length);
NodeIterator itItem = it.GetChildren();
Material[] materials = new Material[length];
int i = 0;
Material material = null;
for (; !itItem.IsEnd(); itItem.Next())
{
string name = itItem.Name();
if (name[0] == '"' && name[name.Length - 1] == '"')
{
if (material != null)
{
materials[i] = material;
i++;
}
material = new Material();
material.Name = name.Substring(1, name.Length - 2);
itItem.Next();
}
System.Reflection.FieldInfo fieldInfo = FindFieldInfo(material.GetType().GetFields(), itItem.Name());
if (fieldInfo == null)
{
continue;
}
fieldInfo.SetValue(material, ParseValue(fieldInfo.FieldType, itItem.GetChildren()));
}
materials[i] = material;
return(materials);
}
public static Object ParseObject(NodeIterator it)
{
string name = it.Name();
Object obj = new Object();
if (name[0] != '"' || name[name.Length - 1] != '"')
{
return(obj);
}
obj.Name = name.Substring(1, name.Length - 2);
NodeIterator itItem = it.GetChildren();
for (; !itItem.IsEnd(); itItem.Next())
{
System.Reflection.FieldInfo fieldInfo = FindFieldInfo(obj.GetType().GetFields(), itItem.Name());
if (fieldInfo == null)
{
continue;
}
if (fieldInfo.FieldType == typeof(Float3[]))
{
itItem.Next();
fieldInfo.SetValue(obj, ParseVertexArray(itItem));
}
else if (fieldInfo.FieldType == typeof(Face[]))
{
itItem.Next();
fieldInfo.SetValue(obj, ParseFaceArray(itItem));
}
else
{
itItem.Next();
fieldInfo.SetValue(obj, ParseValue(fieldInfo.FieldType, itItem));
}
}
return(obj);
}
