public static BvhData Parse(BvhTokenizer tokenizer)
{
while (tokenizer.Current.Kind == BvhTokenizer.NewLineTokenKind)
{
tokenizer.MoveNext();
}
var rt = new BvhData();
if (tokenizer.Current.Kind == BvhTokenizer.IdentifierTokenKind)
{
rt.Name = tokenizer.Current.Text;
tokenizer.MoveNext();
}
rt.Values = tokenizer.StartWith(tokenizer.Current)
.TakeWhile(_ => _.Kind != BvhTokenizer.NewLineTokenKind && _.Kind != BvhTokenizer.BeginChildrenTokenKind)
.Select(_ => _.Text)
.ToList();
if (tokenizer.Current.Kind == BvhTokenizer.NewLineTokenKind &&
tokenizer.PeekNext().Kind == BvhTokenizer.BeginChildrenTokenKind)
{
tokenizer.MoveNext(BvhTokenizer.NewLineTokenKind);
rt.Children = tokenizer.TakeWhile(_ => _.Kind != BvhTokenizer.EndChildrenTokenKind)
.Select(_ => Parse(tokenizer))
.ToList();
tokenizer.MoveNext(BvhTokenizer.EndChildrenTokenKind);
}
return(rt);
}
public static BvhDocument Parse(string text)
{
var rt = new BvhDocument();
var tokenizer = new BvhTokenizer(text);
var header = new[] { "HIERARCHY" };
if (!tokenizer.Take(header.Length).Select(_ => _.Text).SequenceEqual(header))
{
throw new InvalidOperationException("invalid format");
}
foreach (var i in tokenizer)
{
if (i.Kind == BvhTokenizer.IdentifierTokenKind)
{
switch (i.Text)
{
case "ROOT":
rt.Root = BvhJoint.Parse(BvhData.Parse(tokenizer));
break;
case "MOTION":
rt.Motion = BvhMotion.Parse(rt, tokenizer);
break;
}
}
}
return(rt);
}
public BvhData Child(string name, bool createIfNotFound = true)
{
if (this.Children == null)
{
if (createIfNotFound)
{
this.Children = new List <BvhData>();
}
else
{
return(null);
}
}
var value = this.Children.FirstOrDefault(_ => _.Name.Equals(name));
if (createIfNotFound && value == null)
{
this.Children.Add(value = new BvhData
{
Name = name,
});
}
return(value);
}
public static BvhData Parse(BvhTokenizer tokenizer)
{
while (tokenizer.Current.Kind == BvhTokenizer.NewLineTokenKind)
tokenizer.MoveNext();
var rt = new BvhData();
if (tokenizer.Current.Kind == BvhTokenizer.IdentifierTokenKind)
{
rt.Name = tokenizer.Current.Text;
tokenizer.MoveNext();
}
rt.Values = tokenizer.StartWith(tokenizer.Current)
.TakeWhile(_ => _.Kind != BvhTokenizer.NewLineTokenKind && _.Kind != BvhTokenizer.BeginChildrenTokenKind)
.Select(_ => _.Text)
.ToList();
if (tokenizer.Current.Kind == BvhTokenizer.NewLineTokenKind &&
tokenizer.PeekNext().Kind == BvhTokenizer.BeginChildrenTokenKind)
{
tokenizer.MoveNext(BvhTokenizer.NewLineTokenKind);
rt.Children = tokenizer.TakeWhile(_ => _.Kind != BvhTokenizer.EndChildrenTokenKind)
.Select(_ => Parse(tokenizer))
.ToList();
tokenizer.MoveNext(BvhTokenizer.EndChildrenTokenKind);
}
return rt;
}
public static BvhJoint Parse(BvhData data)
{
var rt = new BvhJoint
{
baseData = data,
Kind = (BvhKind)Enum.Parse(typeof(BvhKind), data.Name, true),
Name = data.Values.First(),
Offset = data.Child("OFFSET").Values.Select(_ => float.Parse(_)).ToArray(),
Channels = data.Child("CHANNELS").Values.Skip(1).Select(_ => (BvhChannel)Enum.Parse(typeof(BvhChannel), _, true)).ToArray(),
};
foreach (var i in data.Children)
if (i.Name == "JOINT" || i.Name == "End")
rt.Children.Add(Parse(i));
return rt;
}
public BvhData ToData()
{
baseData = baseData ?? new BvhData();
baseData.Name = this.Kind == BvhKind.End ? "End" : this.Kind.ToString().ToUpper();
baseData.SetValues(this.Name);
baseData.Child("OFFSET").SetValues(this.Offset.Select(_ => _.ToString("0.00")));
if (this.Channels.Any())
baseData.Child("CHANNELS").SetValues(new[] { this.Channels.Length.ToString() }.Concat(this.Channels.Select(_ => _.ToString()).Select(_ => _.Substring(0, 1).ToUpper() + _.Substring(1).ToLower())));
else
baseData.RemoveChildren("CHANNELS");
baseData.RemoveChildren("JOINT");
baseData.RemoveChildren("End");
baseData.Children.AddRange(this.Children.Select(_ => _.ToData()));
return baseData;
}
public static BvhJoint Parse(BvhData data)
{
var rt = new BvhJoint
{
baseData = data,
Kind = (BvhKind)Enum.Parse(typeof(BvhKind), data.Name, true),
Name = data.Values.First(),
Offset = data.Child("OFFSET").Values.Select(_ => float.Parse(_)).ToArray(),
Channels = data.Child("CHANNELS").Values.Skip(1).Select(_ => (BvhChannel)Enum.Parse(typeof(BvhChannel), _, true)).ToArray(),
};
foreach (var i in data.Children)
{
if (i.Name == "JOINT" || i.Name == "End")
{
rt.Children.Add(Parse(i));
}
}
return(rt);
}
public BvhData ToData()
{
baseData = baseData ?? new BvhData();
baseData.Name = this.Kind == BvhKind.End ? "End" : this.Kind.ToString().ToUpper();
baseData.SetValues(this.Name);
baseData.Child("OFFSET").SetValues(this.Offset.Select(_ => _.ToString("0.00")));
if (this.Channels.Any())
{
baseData.Child("CHANNELS").SetValues(new[] { this.Channels.Length.ToString() }.Concat(this.Channels.Select(_ => _.ToString()).Select(_ => _.Substring(0, 1).ToUpper() + _.Substring(1).ToLower())));
}
else
{
baseData.RemoveChildren("CHANNELS");
}
baseData.RemoveChildren("JOINT");
baseData.RemoveChildren("End");
baseData.Children.AddRange(this.Children.Select(_ => _.ToData()));
return(baseData);
}
public BvhData Child(string name, bool createIfNotFound = true)
{
if (this.Children == null)
if (createIfNotFound)
this.Children = new List<BvhData>();
else
return null;
var value = this.Children.FirstOrDefault(_ => _.Name.Equals(name));
if (createIfNotFound && value == null)
this.Children.Add(value = new BvhData
{
Name = name,
});
return value;
}