Files
SpineViewer/SpineViewer/Spine/Implementations/SkeletonConverter/SkeletonConverter38.cs
2025-04-15 17:47:37 +08:00

1706 lines
82 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using SpineRuntime38;
using System.Text.Json;
using System.Text.Json.Nodes;
using SpineRuntime38.Attachments;
using System.Globalization;
namespace SpineViewer.Spine.Implementations.SkeletonConverter
{
[SpineImplementation(SpineVersion.V38)]
public class SkeletonConverter38 : Spine.SkeletonConverter
{
private static readonly Dictionary<TransformMode, string> TransformModeJsonValue = new()
{
[TransformMode.Normal] = "normal",
[TransformMode.OnlyTranslation] = "onlyTranslation",
[TransformMode.NoRotationOrReflection] = "noRotationOrReflection",
[TransformMode.NoScale] = "noScale",
[TransformMode.NoScaleOrReflection] = "noScaleOrReflection",
};
private static readonly Dictionary<BlendMode, string> BlendModeJsonValue = new()
{
[BlendMode.Normal] = "normal",
[BlendMode.Additive] = "additive",
[BlendMode.Multiply] = "multiply",
[BlendMode.Screen] = "screen",
};
private static readonly Dictionary<PositionMode, string> PositionModeJsonValue = new()
{
[PositionMode.Fixed] = "fixed",
[PositionMode.Percent] = "percent",
};
private static readonly Dictionary<SpacingMode, string> SpacingModeJsonValue = new()
{
[SpacingMode.Length] = "length",
[SpacingMode.Fixed] = "fixed",
[SpacingMode.Percent] = "percent",
};
private static readonly Dictionary<RotateMode, string> RotateModeJsonValue = new()
{
[RotateMode.Tangent] = "tangent",
[RotateMode.Chain] = "chain",
[RotateMode.ChainScale] = "chainScale",
};
private BinaryReader reader = null;
private JsonObject root = null;
private bool nonessential = false;
private readonly List<JsonObject> idx2event = [];
public override JsonObject ReadBinary(string binPath)
{
var root = new JsonObject();
using var input = File.OpenRead(binPath);
this.root = root;
reader = new(input);
ReadSkeleton();
ReadStrings();
ReadBones();
ReadSlots();
ReadIK();
ReadTransform();
ReadPath();
ReadSkins();
ReadEvents();
ReadAnimations();
reader = null;
this.root = null;
idx2event.Clear();
// 清理临时属性
foreach (var (_, data) in root["events"].AsObject()) data.AsObject().Remove("__name__");
return root;
}
private void ReadSkeleton()
{
JsonObject skeleton = [];
skeleton["hash"] = reader.ReadString();
var version = reader.ReadString();
if (version == "3.8.75") version = "3.8.76"; // replace 3.8.75 to another version to avoid detection in official runtime
skeleton["spine"] = version;
skeleton["x"] = reader.ReadFloat();
skeleton["y"] = reader.ReadFloat();
skeleton["width"] = reader.ReadFloat();
skeleton["height"] = reader.ReadFloat();
nonessential = reader.ReadBoolean();
if (nonessential)
{
skeleton["fps"] = reader.ReadFloat();
skeleton["images"] = reader.ReadString();
skeleton["audio"] = reader.ReadString();
}
root["skeleton"] = skeleton;
}
private void ReadStrings()
{
for (int n = reader.ReadVarInt(); n > 0; n--)
reader.StringTable.Add(reader.ReadString());
}
private void ReadBones()
{
JsonArray bones = [];
for (int i = 0, n = reader.ReadVarInt(); i < n; i++)
{
JsonObject data = [];
data["name"] = reader.ReadString();
if (i > 0) data["parent"] = (string)bones[reader.ReadVarInt()]["name"];
data["rotation"] = reader.ReadFloat();
data["x"] = reader.ReadFloat();
data["y"] = reader.ReadFloat();
data["scaleX"] = reader.ReadFloat();
data["scaleY"] = reader.ReadFloat();
data["shearX"] = reader.ReadFloat();
data["shearY"] = reader.ReadFloat();
data["length"] = reader.ReadFloat();
data["transform"] = TransformModeJsonValue[SkeletonBinary.TransformModeValues[reader.ReadVarInt()]];
data["skin"] = reader.ReadBoolean();
if (nonessential) reader.ReadInt();
bones.Add(data);
}
root["bones"] = bones;
}
private void ReadSlots()
{
JsonArray bones = root["bones"].AsArray();
JsonArray slots = [];
for (int n = reader.ReadVarInt(); n > 0; n--)
{
JsonObject data = [];
data["name"] = reader.ReadString();
data["bone"] = (string)bones[reader.ReadVarInt()]["name"];
data["color"] = reader.ReadInt().ToString("x8"); // 0xrrggbbaa -> rrggbbaa
int dark = reader.ReadInt();
if (dark != -1) data["dark"] = dark.ToString("x6"); // 0x00rrggbb -> rrggbb
data["attachment"] = reader.ReadStringRef();
data["blend"] = BlendModeJsonValue[((BlendMode)reader.ReadVarInt())];
slots.Add(data);
}
root["slots"] = slots;
}
private void ReadIK()
{
JsonArray bones = root["bones"].AsArray();
JsonArray ik = [];
for (int n = reader.ReadVarInt(); n > 0; n--)
{
JsonObject data = [];
data["name"] = reader.ReadString();
data["order"] = reader.ReadVarInt();
data["skin"] = reader.ReadBoolean();
data["bones"] = ReadNames(bones);
data["target"] = (string)bones[reader.ReadVarInt()]["name"];
data["mix"] = reader.ReadFloat();
data["softness"] = reader.ReadFloat();
data["bendPositive"] = reader.ReadSByte() > 0;
data["compress"] = reader.ReadBoolean();
data["stretch"] = reader.ReadBoolean();
data["uniform"] = reader.ReadBoolean();
ik.Add(data);
}
root["ik"] = ik;
}
private void ReadTransform()
{
JsonArray bones = root["bones"].AsArray();
JsonArray transform = [];
for (int n = reader.ReadVarInt(); n > 0; n--)
{
JsonObject data = [];
data["name"] = reader.ReadString();
data["order"] = reader.ReadVarInt();
data["skin"] = reader.ReadBoolean();
data["bones"] = ReadNames(bones);
data["target"] = (string)bones[reader.ReadVarInt()]["name"];
data["local"] = reader.ReadBoolean();
data["relative"] = reader.ReadBoolean();
data["rotation"] = reader.ReadFloat();
data["x"] = reader.ReadFloat();
data["y"] = reader.ReadFloat();
data["scaleX"] = reader.ReadFloat();
data["scaleY"] = reader.ReadFloat();
data["shearY"] = reader.ReadFloat();
data["rotateMix"] = reader.ReadFloat();
data["translateMix"] = reader.ReadFloat();
data["scaleMix"] = reader.ReadFloat();
data["shearMix"] = reader.ReadFloat();
transform.Add(data);
}
root["transform"] = transform;
}
private void ReadPath()
{
JsonArray bones = root["bones"].AsArray();
JsonArray path = [];
for (int n = reader.ReadVarInt(); n > 0; n--)
{
JsonObject data = [];
data["name"] = reader.ReadString();
data["order"] = reader.ReadVarInt();
data["skin"] = reader.ReadBoolean();
data["bones"] = ReadNames(bones);
data["target"] = (string)bones[reader.ReadVarInt()]["name"];
data["positionMode"] = PositionModeJsonValue[((PositionMode)reader.ReadVarInt())];
data["spacingMode"] = SpacingModeJsonValue[((SpacingMode)reader.ReadVarInt())];
data["rotateMode"] = RotateModeJsonValue[((RotateMode)reader.ReadVarInt())];
data["rotation"] = reader.ReadFloat();
data["position"] = reader.ReadFloat();
data["spacing"] = reader.ReadFloat();
data["rotateMix"] = reader.ReadFloat();
data["translateMix"] = reader.ReadFloat();
path.Add(data);
}
root["path"] = path;
}
private void ReadSkins()
{
JsonArray skins = [];
// default skin
if (ReadSkin(true) is JsonObject data)
skins.Add(data);
// other skins
for (int n = reader.ReadVarInt(); n > 0; n--)
skins.Add(ReadSkin());
root["skins"] = skins;
}
private JsonObject? ReadSkin(bool isDefault = false)
{
JsonObject skin = [];
int slotCount;
if (isDefault)
{
// 这里固定有一个给 default 的 count 值, 算是占位符, 如果是 0 则表示没有 default 的 skin
skin["name"] = "default";
slotCount = reader.ReadVarInt();
if (slotCount <= 0) return null;
}
else
{
skin["name"] = reader.ReadStringRef();
skin["bones"] = ReadNames(root["bones"].AsArray());
skin["ik"] = ReadNames(root["ik"].AsArray());
skin["transform"] = ReadNames(root["transform"].AsArray());
skin["path"] = ReadNames(root["path"].AsArray());
slotCount = reader.ReadVarInt();
}
JsonArray slots = root["slots"].AsArray();
JsonObject skinAttachments = [];
while (slotCount-- > 0)
{
JsonObject slotAttachments = [];
skinAttachments[(string)slots[reader.ReadVarInt()]["name"]] = slotAttachments;
for (int attachmentCount = reader.ReadVarInt(); attachmentCount > 0; attachmentCount--)
{
var attachmentKey = reader.ReadStringRef();
slotAttachments[attachmentKey] = ReadAttachment(attachmentKey);
}
}
skin["attachments"] = skinAttachments;
return skin;
}
private JsonObject ReadAttachment(string keyName)
{
JsonArray slots = root["slots"].AsArray();
JsonObject attachment = [];
int vertexCount;
string path;
string name = reader.ReadStringRef() ?? keyName;
var type = (AttachmentType)reader.ReadByte();
attachment["name"] = name;
attachment["type"] = type.ToString();
switch (type)
{
case AttachmentType.Region:
path = reader.ReadStringRef();
if (path is not null) attachment["path"] = path;
attachment["rotation"] = reader.ReadFloat();
attachment["x"] = reader.ReadFloat();
attachment["y"] = reader.ReadFloat();
attachment["scaleX"] = reader.ReadFloat();
attachment["scaleY"] = reader.ReadFloat();
attachment["width"] = reader.ReadFloat();
attachment["height"] = reader.ReadFloat();
attachment["color"] = reader.ReadInt().ToString("x8");
break;
case AttachmentType.Boundingbox:
vertexCount = reader.ReadVarInt();
attachment["vertexCount"] = vertexCount;
attachment["vertices"] = ReadVertices(vertexCount);
if (nonessential) reader.ReadInt();
break;
case AttachmentType.Mesh:
path = reader.ReadStringRef();
if (path is not null) attachment["path"] = path;
attachment["color"] = reader.ReadInt().ToString("x8");
vertexCount = reader.ReadVarInt();
attachment["uvs"] = ReadFloatArray(vertexCount << 1); // vertexCount = uvs.Length >> 1
attachment["triangles"] = ReadShortArray();
attachment["vertices"] = ReadVertices(vertexCount);
attachment["hull"] = reader.ReadVarInt();
if (nonessential)
{
attachment["edges"] = ReadShortArray();
attachment["width"] = reader.ReadFloat();
attachment["height"] = reader.ReadFloat();
}
break;
case AttachmentType.Linkedmesh:
path = reader.ReadStringRef();
if (path is not null) attachment["path"] = path;
attachment["color"] = reader.ReadInt().ToString("x8");
attachment["skin"] = reader.ReadStringRef();
attachment["parent"] = reader.ReadStringRef();
attachment["deform"] = reader.ReadBoolean();
if (nonessential)
{
attachment["width"] = reader.ReadFloat();
attachment["height"] = reader.ReadFloat();
}
// 补充缺失的必需 key
attachment["uvs"] = new JsonArray();
attachment["triangles"] = new JsonArray();
attachment["vertices"] = new JsonArray();
break;
case AttachmentType.Path:
attachment["closed"] = reader.ReadBoolean();
attachment["constantSpeed"] = reader.ReadBoolean();
vertexCount = reader.ReadVarInt();
attachment["vertexCount"] = vertexCount;
attachment["vertices"] = ReadVertices(vertexCount);
attachment["lengths"] = ReadFloatArray(vertexCount / 3);
if (nonessential) reader.ReadInt();
break;
case AttachmentType.Point:
attachment["rotation"] = reader.ReadFloat();
attachment["x"] = reader.ReadFloat();
attachment["y"] = reader.ReadFloat();
if (nonessential) reader.ReadInt();
break;
case AttachmentType.Clipping:
attachment["end"] = (string)slots[reader.ReadVarInt()]["name"];
vertexCount = reader.ReadVarInt();
attachment["vertexCount"] = vertexCount;
attachment["vertices"] = ReadVertices(vertexCount);
if (nonessential) reader.ReadInt();
break;
default:
throw new ArgumentOutOfRangeException($"Invalid attachment type: {type}");
}
return attachment;
}
private void ReadEvents()
{
idx2event.Clear();
JsonObject events = [];
for (int n = reader.ReadVarInt(); n > 0; n--)
{
JsonObject data = [];
var name = reader.ReadStringRef();
events[name] = data;
data["__name__"] = name; // 数据里是不应该有这个字段的, 但是为了 ReadEventTimelines 里能够提供 name 字段, 临时增加了一下
data["int"] = reader.ReadVarInt(false);
data["float"] = reader.ReadFloat();
data["string"] = reader.ReadString();
if (reader.ReadString() is string audio)
{
data["audio"] = audio;
data["volume"] = reader.ReadFloat();
data["balance"] = reader.ReadFloat();
}
idx2event.Add(data);
}
root["events"] = events;
}
private void ReadAnimations()
{
JsonObject animations = [];
for (int n = reader.ReadVarInt(); n > 0; n--)
{
JsonObject data = [];
animations[reader.ReadString()] = data;
if (ReadSlotTimelines() is JsonObject slots) data["slots"] = slots;
if (ReadBoneTimelines() is JsonObject bones) data["bones"] = bones;
if (ReadIKTimelines() is JsonObject ik) data["ik"] = ik;
if (ReadTransformTimelines() is JsonObject transform) data["transform"] = transform;
if (ReadPathTimelines() is JsonObject path) data["path"] = path;
if (ReadDeformTimelines() is JsonObject deform) data["deform"] = deform;
if (ReadDrawOrderTimelines() is JsonArray draworder) data["draworder"] = draworder;
if (ReadEventTimelines() is JsonArray events) data["events"] = events;
}
root["animations"] = animations;
}
private JsonObject? ReadSlotTimelines()
{
JsonArray slots = root["slots"].AsArray();
JsonObject slotTimelines = [];
for (int slotCount = reader.ReadVarInt(); slotCount > 0; slotCount--)
{
JsonObject timeline = [];
slotTimelines[(string)slots[reader.ReadVarInt()]["name"]] = timeline;
for (int timelineCount = reader.ReadVarInt(); timelineCount > 0; timelineCount--)
{
JsonArray frames = [];
var type = reader.ReadByte();
var frameCount = reader.ReadVarInt();
switch (type)
{
case SkeletonBinary.SLOT_ATTACHMENT:
timeline["attachment"] = frames;
while (frameCount-- > 0)
{
frames.Add(new JsonObject()
{
["time"] = reader.ReadFloat(),
["name"] = reader.ReadStringRef(),
});
}
break;
case SkeletonBinary.SLOT_COLOR:
timeline["color"] = frames;
while (frameCount-- > 0)
{
var o = new JsonObject()
{
["time"] = reader.ReadFloat(),
["color"] = reader.ReadInt().ToString("x8"),
};
if (frameCount > 0) ReadCurve(o);
frames.Add(o);
}
break;
case SkeletonBinary.SLOT_TWO_COLOR:
timeline["twoColor"] = frames;
while (frameCount-- > 0)
{
var o = new JsonObject()
{
["time"] = reader.ReadFloat(),
["light"] = reader.ReadInt().ToString("x8"),
["dark"] = reader.ReadInt().ToString("x6"),
};
if (frameCount > 0) ReadCurve(o);
frames.Add(o);
}
break;
default:
throw new ArgumentOutOfRangeException($"Invalid slot timeline type: {type}");
}
}
}
return slotTimelines.Count > 0 ? slotTimelines : null;
}
private JsonObject? ReadBoneTimelines()
{
JsonArray bones = root["bones"].AsArray();
JsonObject boneTimelines = [];
for (int boneCount = reader.ReadVarInt(); boneCount > 0; boneCount--)
{
JsonObject timeline = [];
boneTimelines[(string)bones[reader.ReadVarInt()]["name"]] = timeline;
for (int timelineCount = reader.ReadVarInt(); timelineCount > 0; timelineCount--)
{
JsonArray frames = [];
var type = reader.ReadByte();
var frameCount = reader.ReadVarInt();
switch (type)
{
case SkeletonBinary.BONE_ROTATE:
timeline["rotate"] = frames;
while (frameCount-- > 0)
{
var o = new JsonObject()
{
["time"] = reader.ReadFloat(),
["angle"] = reader.ReadFloat(),
};
if (frameCount > 0) ReadCurve(o);
frames.Add(o);
}
break;
case SkeletonBinary.BONE_TRANSLATE:
timeline["translate"] = frames;
while (frameCount-- > 0)
{
var o = new JsonObject()
{
["time"] = reader.ReadFloat(),
["x"] = reader.ReadFloat(),
["y"] = reader.ReadFloat(),
};
if (frameCount > 0) ReadCurve(o);
frames.Add(o);
}
break;
case SkeletonBinary.BONE_SCALE:
timeline["scale"] = frames;
while (frameCount-- > 0)
{
var o = new JsonObject()
{
["time"] = reader.ReadFloat(),
["x"] = reader.ReadFloat(),
["y"] = reader.ReadFloat(),
};
if (frameCount > 0) ReadCurve(o);
frames.Add(o);
}
break;
case SkeletonBinary.BONE_SHEAR:
timeline["shear"] = frames;
while (frameCount-- > 0)
{
var o = new JsonObject()
{
["time"] = reader.ReadFloat(),
["x"] = reader.ReadFloat(),
["y"] = reader.ReadFloat(),
};
if (frameCount > 0) ReadCurve(o);
frames.Add(o);
}
break;
default:
throw new ArgumentOutOfRangeException($"Invalid bone timeline type: {type}");
}
}
}
return boneTimelines.Count > 0 ? boneTimelines : null;
}
private JsonObject? ReadIKTimelines()
{
JsonArray ik = root["ik"].AsArray();
JsonObject ikTimelines = [];
for (int ikCount = reader.ReadVarInt(); ikCount > 0; ikCount--)
{
JsonArray frames = [];
ikTimelines[(string)ik[reader.ReadVarInt()]["name"]] = frames;
for (int frameCount = reader.ReadVarInt(); frameCount > 0; frameCount--)
{
var o = new JsonObject()
{
["time"] = reader.ReadFloat(),
["mix"] = reader.ReadFloat(),
["softness"] = reader.ReadFloat(),
["bendPositive"] = reader.ReadSByte() > 0,
["compress"] = reader.ReadBoolean(),
["stretch"] = reader.ReadBoolean(),
};
if (frameCount > 1) ReadCurve(o);
frames.Add(o);
}
}
return ikTimelines.Count > 0 ? ikTimelines : null;
}
private JsonObject? ReadTransformTimelines()
{
JsonArray transform = root["transform"].AsArray();
JsonObject transformTimelines = [];
for (int transformCount = reader.ReadVarInt(); transformCount > 0; transformCount--)
{
JsonArray frames = [];
transformTimelines[(string)transform[reader.ReadVarInt()]["name"]] = frames;
for (int frameCount = reader.ReadVarInt(); frameCount > 0; frameCount--)
{
var o = new JsonObject()
{
["time"] = reader.ReadFloat(),
["rotateMix"] = reader.ReadFloat(),
["translateMix"] = reader.ReadFloat(),
["scaleMix"] = reader.ReadFloat(),
["shearMix"] = reader.ReadFloat(),
};
if (frameCount > 1) ReadCurve(o);
frames.Add(o);
}
}
return transformTimelines.Count > 0 ? transformTimelines : null;
}
private JsonObject? ReadPathTimelines()
{
JsonArray path = root["path"].AsArray();
JsonObject pathTimelines = [];
for (int pathCount = reader.ReadVarInt(); pathCount > 0; pathCount--)
{
JsonObject timeline = [];
pathTimelines[(string)path[reader.ReadVarInt()]["name"]] = timeline;
for (int timelineCount = reader.ReadVarInt(); timelineCount > 0; timelineCount--)
{
JsonArray frames = [];
var type = reader.ReadSByte();
var frameCount = reader.ReadVarInt();
switch (type)
{
case SkeletonBinary.PATH_POSITION:
timeline["position"] = frames;
while (frameCount-- > 0)
{
var o = new JsonObject()
{
["time"] = reader.ReadFloat(),
["position"] = reader.ReadFloat(),
};
if (frameCount > 0) ReadCurve(o);
frames.Add(o);
}
break;
case SkeletonBinary.PATH_SPACING:
timeline["spacing"] = frames;
while (frameCount-- > 0)
{
var o = new JsonObject()
{
["time"] = reader.ReadFloat(),
["spacing"] = reader.ReadFloat(),
};
if (frameCount > 0) ReadCurve(o);
frames.Add(o);
}
break;
case SkeletonBinary.PATH_MIX:
timeline["mix"] = frames;
while (frameCount-- > 0)
{
var o = new JsonObject()
{
["time"] = reader.ReadFloat(),
["rotateMix"] = reader.ReadFloat(),
["translateMix"] = reader.ReadFloat(),
};
if (frameCount > 0) ReadCurve(o);
frames.Add(o);
}
break;
default:
throw new ArgumentOutOfRangeException($"Invalid path timeline type: {type}");
}
}
}
return pathTimelines.Count > 0 ? pathTimelines : null;
}
private JsonObject? ReadDeformTimelines()
{
JsonArray slots = root["slots"].AsArray();
JsonArray skins = root["skins"].AsArray();
JsonObject deformTimelines = [];
for (int skinCount = reader.ReadVarInt(); skinCount > 0; skinCount--)
{
JsonObject skinValue = [];
deformTimelines[(string)skins[reader.ReadVarInt()]["name"]] = skinValue;
for (int slotCount = reader.ReadVarInt(); slotCount > 0; slotCount--)
{
JsonObject slotValue = [];
skinValue[(string)slots[reader.ReadVarInt()]["name"]] = slotValue;
for (int attachmentCount = reader.ReadVarInt(); attachmentCount > 0; attachmentCount--)
{
JsonArray frames = [];
slotValue[reader.ReadStringRef()] = frames;
var frameCount = reader.ReadVarInt();
while (frameCount-- > 0)
{
var o = new JsonObject()
{
["time"] = reader.ReadFloat(),
};
var end = reader.ReadVarInt();
if (end > 0)
{
o["offset"] = reader.ReadVarInt();
o["vertices"] = ReadFloatArray(end);
}
if (frameCount > 0) ReadCurve(o);
frames.Add(o);
}
}
}
}
return deformTimelines.Count > 0 ? deformTimelines : null;
}
private JsonArray? ReadDrawOrderTimelines()
{
JsonArray slots = root["slots"].AsArray();
JsonArray drawOrderTimelines = [];
for (int drawOrderCount = reader.ReadVarInt(); drawOrderCount > 0; drawOrderCount--)
{
JsonObject data = new()
{
["time"] = reader.ReadFloat()
};
JsonArray offsets = [];
data["offsets"] = offsets;
for (int offsetCount = reader.ReadVarInt(); offsetCount > 0; offsetCount--)
{
offsets.Add(new JsonObject()
{
["slot"] = (string)slots[reader.ReadVarInt()]["name"],
["offset"] = reader.ReadVarInt(),
});
}
drawOrderTimelines.Add(data);
}
return drawOrderTimelines.Count > 0 ? drawOrderTimelines : null;
}
private JsonArray? ReadEventTimelines()
{
JsonArray eventTimelines = [];
for (int eventCount = reader.ReadVarInt(); eventCount > 0; eventCount--)
{
JsonObject data = [];
data["time"] = reader.ReadFloat();
JsonObject eventData = idx2event[reader.ReadVarInt()].AsObject();
data["name"] = (string)eventData["__name__"];
data["int"] = reader.ReadVarInt();
data["float"] = reader.ReadFloat();
if (reader.ReadBoolean()) data["string"] = reader.ReadString();
if (eventData.ContainsKey("audio"))
{
data["volume"] = reader.ReadFloat();
data["balance"] = reader.ReadFloat();
}
eventTimelines.Add(data);
}
return eventTimelines.Count > 0 ? eventTimelines : null;
}
private JsonArray ReadNames(JsonArray array)
{
JsonArray names = [];
for (int n = reader.ReadVarInt(); n > 0; n--)
names.Add((string)array[reader.ReadVarInt()]["name"]);
return names;
}
private JsonArray ReadFloatArray(int n)
{
JsonArray array = [];
while (n-- > 0)
array.Add(reader.ReadFloat());
return array;
}
private JsonArray ReadShortArray()
{
JsonArray array = [];
for (int n = reader.ReadVarInt(); n > 0; n--)
array.Add((reader.ReadByte() << 8) | reader.ReadByte());
return array;
}
private JsonArray ReadVertices(int vertexCount)
{
JsonArray vertices = [];
if (!reader.ReadBoolean())
return ReadFloatArray(vertexCount << 1);
for (int i = 0; i < vertexCount; i++)
{
int bonesCount = reader.ReadVarInt();
vertices.Add(bonesCount);
for (int j = 0; j < bonesCount; j++)
{
vertices.Add(reader.ReadVarInt());
vertices.Add(reader.ReadFloat());
vertices.Add(reader.ReadFloat());
vertices.Add(reader.ReadFloat());
}
}
return vertices;
}
private void ReadCurve(JsonObject obj)
{
var type = reader.ReadByte();
switch (type)
{
case SkeletonBinary.CURVE_LINEAR:
break;
case SkeletonBinary.CURVE_STEPPED:
obj["curve"] = "stepped";
break;
case SkeletonBinary.CURVE_BEZIER:
obj["curve"] = reader.ReadFloat();
obj["c2"] = reader.ReadFloat();
obj["c3"] = reader.ReadFloat();
obj["c4"] = reader.ReadFloat();
break;
default:
throw new ArgumentOutOfRangeException($"Invalid curve type: {type}"); ;
}
}
private BinaryWriter writer;
private readonly Dictionary<string, int> bone2idx = [];
private readonly Dictionary<string, int> slot2idx = [];
private readonly Dictionary<string, int> ik2idx = [];
private readonly Dictionary<string, int> transform2idx = [];
private readonly Dictionary<string, int> path2idx = [];
private readonly Dictionary<string, int> skin2idx = [];
private readonly Dictionary<string, int> event2idx = [];
public override void WriteBinary(JsonObject root, string binPath, bool nonessential = false)
{
this.nonessential = nonessential;
this.root = root;
using var outputBody = new MemoryStream(); // 先把主体写入内存缓冲区
BinaryWriter tmpWriter = writer = new (outputBody);
WriteBones();
WriteSlots();
WriteIK();
WriteTransform();
WritePath();
WriteSkins();
WriteEvents();
WriteAnimations();
using var output = File.Create(binPath); // 将数据写入文件
writer = new(output);
// 把字符串表保留过来
writer.StringTable.AddRange(tmpWriter.StringTable);
WriteSkeleton();
WriteStrings();
outputBody.Seek(0, SeekOrigin.Begin);
outputBody.CopyTo(output);
writer = null;
this.root = null;
bone2idx.Clear();
slot2idx.Clear();
ik2idx.Clear();
transform2idx.Clear();
path2idx.Clear();
skin2idx.Clear();
event2idx.Clear();
}
private void WriteSkeleton()
{
JsonObject skeleton = root["skeleton"].AsObject();
writer.WriteString((string)skeleton["hash"]);
var version = (string)skeleton["spine"];
if (version == "3.8.75") version = "3.8.76"; // replace 3.8.75 to another version to avoid detection in official runtime
writer.WriteString(version);
if (skeleton.TryGetPropertyValue("x", out var x)) writer.WriteFloat((float)x); else writer.WriteFloat(0);
if (skeleton.TryGetPropertyValue("y", out var y)) writer.WriteFloat((float)y); else writer.WriteFloat(0);
if (skeleton.TryGetPropertyValue("width", out var width)) writer.WriteFloat((float)width); else writer.WriteFloat(0);
if (skeleton.TryGetPropertyValue("height", out var height)) writer.WriteFloat((float)height); else writer.WriteFloat(0);
writer.WriteBoolean(nonessential);
if (nonessential)
{
if (skeleton.TryGetPropertyValue("fps", out var fps)) writer.WriteFloat((float)fps); else writer.WriteFloat(30);
if (skeleton.TryGetPropertyValue("images", out var images)) writer.WriteString((string)images); else writer.WriteString(null);
if (skeleton.TryGetPropertyValue("audio", out var audio)) writer.WriteString((string)audio); else writer.WriteString(null);
}
}
private void WriteStrings()
{
writer.WriteVarInt(writer.StringTable.Count);
foreach (var s in writer.StringTable)
writer.WriteString(s);
}
private void WriteBones()
{
if (!root.ContainsKey("bones"))
{
writer.WriteVarInt(0);
return;
}
JsonArray bones = root["bones"].AsArray();
writer.WriteVarInt(bones.Count);
for (int i = 0, n = bones.Count; i < n; i++)
{
JsonObject data = bones[i].AsObject();
var name = (string)data["name"];
writer.WriteString(name);
if (i > 0) writer.WriteVarInt(bone2idx[(string)data["parent"]]);
if (data.TryGetPropertyValue("rotation", out var rotation)) writer.WriteFloat((float)rotation); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("x", out var x)) writer.WriteFloat((float)x); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("y", out var y)) writer.WriteFloat((float)y); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("scaleX", out var scaleX)) writer.WriteFloat((float)scaleX); else writer.WriteFloat(1);
if (data.TryGetPropertyValue("scaleY", out var scaleY)) writer.WriteFloat((float)scaleY); else writer.WriteFloat(1);
if (data.TryGetPropertyValue("shearX", out var shearX)) writer.WriteFloat((float)shearX); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("shearY", out var shearY)) writer.WriteFloat((float)shearY); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("length", out var length)) writer.WriteFloat((float)length); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("transform", out var transform)) writer.WriteVarInt(Array.IndexOf(SkeletonBinary.TransformModeValues, Enum.Parse<TransformMode>((string)transform, true))); else writer.WriteVarInt(0);
if (data.TryGetPropertyValue("skin", out var skin)) writer.WriteBoolean((bool)skin); else writer.WriteBoolean(false);
if (nonessential) writer.WriteInt(0);
bone2idx[name] = i;
}
}
private void WriteSlots()
{
if (!root.ContainsKey("slots"))
{
writer.WriteVarInt(0);
return;
}
JsonArray slots = root["slots"].AsArray();
writer.WriteVarInt(slots.Count);
for (int i = 0, n = slots.Count; i < n; i++)
{
JsonObject data = slots[i].AsObject();
var name = (string)data["name"];
writer.WriteString(name);
writer.WriteVarInt(bone2idx[(string)data["bone"]]);
if (data.TryGetPropertyValue("color", out var color)) writer.WriteInt(int.Parse((string)color, NumberStyles.HexNumber)); else writer.WriteInt(-1); // 默认值是全 255
if (data.TryGetPropertyValue("dark", out var dark)) writer.WriteInt(int.Parse((string)dark, NumberStyles.HexNumber)); else writer.WriteInt(-1);
if (data.TryGetPropertyValue("attachment", out var attachment)) writer.WriteStringRef((string)attachment); else writer.WriteStringRef(null);
if (data.TryGetPropertyValue("blend", out var blend)) writer.WriteVarInt((int)Enum.Parse<BlendMode>((string)blend, true)); else writer.WriteVarInt((int)BlendMode.Normal);
slot2idx[name] = i;
}
}
private void WriteIK()
{
if (!root.ContainsKey("ik"))
{
writer.WriteVarInt(0);
return;
}
JsonArray ik = root["ik"].AsArray();
writer.WriteVarInt(ik.Count);
for (int i = 0, n = ik.Count; i < n; i++)
{
JsonObject data = ik[i].AsObject();
var name = (string)data["name"];
writer.WriteString(name);
if (data.TryGetPropertyValue("order", out var order)) writer.WriteVarInt((int)order); else writer.WriteVarInt(0);
if (data.TryGetPropertyValue("skin", out var skin)) writer.WriteBoolean((bool)skin); else writer.WriteBoolean(false);
if (data.TryGetPropertyValue("bones", out var bones)) WriteNames(bone2idx, bones.AsArray()); else writer.WriteVarInt(0);
writer.WriteVarInt(bone2idx[(string)data["target"]]);
if (data.TryGetPropertyValue("mix", out var mix)) writer.WriteFloat((float)mix); else writer.WriteFloat(1);
if (data.TryGetPropertyValue("softness", out var softness)) writer.WriteFloat((float)softness); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("bendPositive", out var bendPositive)) writer.WriteSByte((sbyte)((bool)bendPositive ? 1 : -1)); else writer.WriteSByte(1);
if (data.TryGetPropertyValue("compress", out var compress)) writer.WriteBoolean((bool)compress); else writer.WriteBoolean(false);
if (data.TryGetPropertyValue("stretch", out var stretch)) writer.WriteBoolean((bool)stretch); else writer.WriteBoolean(false);
if (data.TryGetPropertyValue("uniform", out var uniform)) writer.WriteBoolean((bool)uniform); else writer.WriteBoolean(false);
ik2idx[name] = i;
}
}
private void WriteTransform()
{
if (!root.ContainsKey("transform"))
{
writer.WriteVarInt(0);
return;
}
JsonArray transform = root["transform"].AsArray();
writer.WriteVarInt(transform.Count);
for (int i = 0, n = transform.Count; i < n; i++)
{
JsonObject data = transform[i].AsObject();
var name = (string)data["name"];
writer.WriteString(name);
if (data.TryGetPropertyValue("order", out var order)) writer.WriteVarInt((int)order); else writer.WriteVarInt(0);
if (data.TryGetPropertyValue("skin", out var skin)) writer.WriteBoolean((bool)skin); else writer.WriteBoolean(false);
if (data.TryGetPropertyValue("bones", out var bones)) WriteNames(bone2idx, bones.AsArray()); else writer.WriteVarInt(0);
writer.WriteVarInt(bone2idx[(string)data["target"]]);
if (data.TryGetPropertyValue("local", out var local)) writer.WriteBoolean((bool)local); else writer.WriteBoolean(false);
if (data.TryGetPropertyValue("relative", out var relative)) writer.WriteBoolean((bool)relative); else writer.WriteBoolean(false);
if (data.TryGetPropertyValue("rotation", out var rotation)) writer.WriteFloat((float)rotation); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("x", out var x)) writer.WriteFloat((float)x); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("y", out var y)) writer.WriteFloat((float)y); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("scaleX", out var scaleX)) writer.WriteFloat((float)scaleX); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("scaleY", out var scaleY)) writer.WriteFloat((float)scaleY); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("shearY", out var shearY)) writer.WriteFloat((float)shearY); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("rotateMix", out var rotateMix)) writer.WriteFloat((float)rotateMix); else writer.WriteFloat(1);
if (data.TryGetPropertyValue("translateMix", out var translateMix)) writer.WriteFloat((float)translateMix); else writer.WriteFloat(1);
if (data.TryGetPropertyValue("scaleMix", out var scaleMix)) writer.WriteFloat((float)scaleMix); else writer.WriteFloat(1);
if (data.TryGetPropertyValue("shearMix", out var shearMix)) writer.WriteFloat((float)shearMix); else writer.WriteFloat(1);
transform2idx[name] = i;
}
}
private void WritePath()
{
if (!root.ContainsKey("path"))
{
writer.WriteVarInt(0);
return;
}
JsonArray path = root["path"].AsArray();
writer.WriteVarInt(path.Count);
for (int i = 0, n = path.Count; i < n; i++)
{
JsonObject data = path[i].AsObject();
var name = (string)data["name"];
writer.WriteString(name);
if (data.TryGetPropertyValue("order", out var order)) writer.WriteVarInt((int)order); else writer.WriteVarInt(0);
if (data.TryGetPropertyValue("skin", out var skin)) writer.WriteBoolean((bool)skin); else writer.WriteBoolean(false);
if (data.TryGetPropertyValue("bones", out var bones)) WriteNames(bone2idx, bones.AsArray()); else writer.WriteVarInt(0);
writer.WriteVarInt(bone2idx[(string)data["target"]]);
if (data.TryGetPropertyValue("positionMode", out var positionMode)) writer.WriteVarInt((int)Enum.Parse<PositionMode>((string)positionMode, true)); else writer.WriteVarInt((int)PositionMode.Percent);
if (data.TryGetPropertyValue("spacingMode", out var spacingMode)) writer.WriteVarInt((int)Enum.Parse<SpacingMode>((string)spacingMode, true)); else writer.WriteVarInt((int)SpacingMode.Length);
if (data.TryGetPropertyValue("rotateMode", out var rotateMode)) writer.WriteVarInt((int)Enum.Parse<RotateMode>((string)rotateMode, true)); else writer.WriteVarInt((int)RotateMode.Tangent);
if (data.TryGetPropertyValue("rotation", out var rotation)) writer.WriteFloat((float)rotation); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("position", out var position)) writer.WriteFloat((float)position); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("spacing", out var spacing)) writer.WriteFloat((float)spacing); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("rotateMix", out var rotateMix)) writer.WriteFloat((float)rotateMix); else writer.WriteFloat(1);
if (data.TryGetPropertyValue("translateMix", out var translateMix)) writer.WriteFloat((float)translateMix); else writer.WriteFloat(1);
path2idx[name] = i;
}
}
private void WriteSkins()
{
if (!root.ContainsKey("skins"))
{
writer.WriteVarInt(0); // default 的 slotCount
writer.WriteVarInt(0); // 其他皮肤数量
skin2idx["default"] = skin2idx.Count;
return;
}
JsonArray skins = root["skins"].AsArray();
bool hasDefault = false;
foreach (JsonObject skin in skins)
{
if ((string)skin["name"] == "default")
{
hasDefault = true;
WriteSkin(skin, true);
skin2idx["default"] = skin2idx.Count;
break;
}
}
if (!hasDefault) writer.WriteVarInt(0);
int skinCount = hasDefault ? skins.Count - 1 : skins.Count;
if (skinCount <= 0)
{
writer.WriteVarInt(0);
return;
}
writer.WriteVarInt(skinCount);
foreach (JsonObject skin in skins)
{
var name = (string)skin["name"];
if (name != "default")
{
WriteSkin(skin);
skin2idx[name] = skin2idx.Count;
}
}
}
private void WriteSkin(JsonObject skin, bool isDefault = false)
{
JsonObject skinAttachments = null;
if (isDefault)
{
// 这里固定有一个给 default 的 count 值, 算是占位符, 如果是 0 则表示没有 default 的 skin
if (skin.TryGetPropertyValue("attachments", out var attachments)) skinAttachments = attachments.AsObject();
writer.WriteVarInt(skinAttachments?.Count ?? 0);
}
else
{
writer.WriteStringRef((string)skin["name"]);
if (skin.TryGetPropertyValue("bones", out var bones)) WriteNames(bone2idx, bones.AsArray()); else writer.WriteVarInt(0);
if (skin.TryGetPropertyValue("ik", out var ik)) WriteNames(ik2idx, ik.AsArray()); else writer.WriteVarInt(0);
if (skin.TryGetPropertyValue("transform", out var transform)) WriteNames(transform2idx, transform.AsArray()); else writer.WriteVarInt(0);
if (skin.TryGetPropertyValue("path", out var path)) WriteNames(path2idx, path.AsArray()); else writer.WriteVarInt(0);
if (skin.TryGetPropertyValue("attachments", out var attachments)) skinAttachments = attachments.AsObject();
writer.WriteVarInt(skinAttachments?.Count ?? 0);
}
if (skinAttachments is null)
return;
foreach (var (slotName, _slotAttachments) in skinAttachments)
{
JsonObject slotAttachments = _slotAttachments.AsObject();
writer.WriteVarInt(slot2idx[slotName]);
writer.WriteVarInt(slotAttachments.Count);
foreach (var (attachmentKey, attachment) in slotAttachments)
{
writer.WriteStringRef(attachmentKey);
WriteAttachment(attachment.AsObject(), attachmentKey);
}
}
}
private void WriteAttachment(JsonObject attachment, string keyName)
{
int vertexCount;
string name = keyName;
AttachmentType type = AttachmentType.Region;
if (attachment.TryGetPropertyValue("name", out var _name)) name = (string)_name;
if (attachment.TryGetPropertyValue("type", out var _type)) type = Enum.Parse<AttachmentType>((string)_type, true);
writer.WriteStringRef(name);
writer.WriteByte((byte)type);
switch (type)
{
case AttachmentType.Region:
if (attachment.TryGetPropertyValue("path", out var path1)) writer.WriteStringRef((string)path1); else writer.WriteStringRef(null);
if (attachment.TryGetPropertyValue("rotation", out var rotation1)) writer.WriteFloat((float)rotation1); else writer.WriteFloat(0);
if (attachment.TryGetPropertyValue("x", out var x1)) writer.WriteFloat((float)x1); else writer.WriteFloat(0);
if (attachment.TryGetPropertyValue("y", out var y1)) writer.WriteFloat((float)y1); else writer.WriteFloat(0);
if (attachment.TryGetPropertyValue("scaleX", out var scaleX)) writer.WriteFloat((float)scaleX); else writer.WriteFloat(1);
if (attachment.TryGetPropertyValue("scaleY", out var scaleY)) writer.WriteFloat((float)scaleY); else writer.WriteFloat(1);
if (attachment.TryGetPropertyValue("width", out var width)) writer.WriteFloat((float)width); else writer.WriteFloat(32);
if (attachment.TryGetPropertyValue("height", out var height)) writer.WriteFloat((float)height); else writer.WriteFloat(32);
if (attachment.TryGetPropertyValue("color", out var color1)) writer.WriteInt(int.Parse((string)color1, NumberStyles.HexNumber)); else writer.WriteInt(-1);
break;
case AttachmentType.Boundingbox:
if (attachment.TryGetPropertyValue("vertexCount", out var _vertexCount1)) vertexCount = (int)_vertexCount1; else vertexCount = 0;
writer.WriteVarInt(vertexCount);
WriteVertices(attachment["vertices"].AsArray(), vertexCount);
if (nonessential) writer.WriteInt(0);
break;
case AttachmentType.Mesh:
if (attachment.TryGetPropertyValue("path", out var path2)) writer.WriteStringRef((string)path2); else writer.WriteStringRef(null);
if (attachment.TryGetPropertyValue("color", out var color2)) writer.WriteInt(int.Parse((string)color2, NumberStyles.HexNumber)); else writer.WriteInt(-1);
vertexCount = attachment["uvs"].AsArray().Count >> 1;
writer.WriteVarInt(vertexCount);
WriteFloatArray(attachment["uvs"].AsArray(), vertexCount << 1); // vertexCount = uvs.Length >> 1
WriteShortArray(attachment["triangles"].AsArray());
WriteVertices(attachment["vertices"].AsArray(), vertexCount);
if (attachment.TryGetPropertyValue("hull", out var hull)) writer.WriteVarInt((int)hull); else writer.WriteVarInt(0);
if (nonessential)
{
if (attachment.TryGetPropertyValue("edges", out var edges)) WriteShortArray(edges.AsArray()); else writer.WriteVarInt(0);
if (attachment.TryGetPropertyValue("width", out var _width)) writer.WriteFloat((float)_width); else writer.WriteFloat(0);
if (attachment.TryGetPropertyValue("height", out var _height)) writer.WriteFloat((float)_height); else writer.WriteFloat(0);
}
break;
case AttachmentType.Linkedmesh:
if (attachment.TryGetPropertyValue("path", out var path3)) writer.WriteStringRef((string)path3); else writer.WriteStringRef(null);
if (attachment.TryGetPropertyValue("color", out var color3)) writer.WriteInt(int.Parse((string)color3, NumberStyles.HexNumber)); else writer.WriteInt(-1);
if (attachment.TryGetPropertyValue("skin", out var skin)) writer.WriteStringRef((string)skin); else writer.WriteStringRef(null);
if (attachment.TryGetPropertyValue("parent", out var parent)) writer.WriteStringRef((string)parent); else writer.WriteStringRef(null);
if (attachment.TryGetPropertyValue("deform", out var deform)) writer.WriteBoolean((bool)deform); else writer.WriteBoolean(true);
if (nonessential)
{
if (attachment.TryGetPropertyValue("width", out var _width)) writer.WriteFloat((float)_width); else writer.WriteFloat(0);
if (attachment.TryGetPropertyValue("height", out var _height)) writer.WriteFloat((float)_height); else writer.WriteFloat(0);
}
break;
case AttachmentType.Path:
if (attachment.TryGetPropertyValue("closed", out var closed)) writer.WriteBoolean((bool)closed); else writer.WriteBoolean(false);
if (attachment.TryGetPropertyValue("constantSpeed", out var constantSpeed)) writer.WriteBoolean((bool)constantSpeed); else writer.WriteBoolean(true);
if (attachment.TryGetPropertyValue("vertexCount", out var _vertexCount3)) vertexCount = (int)_vertexCount3; else vertexCount = 0;
writer.WriteVarInt(vertexCount);
WriteVertices(attachment["vertices"].AsArray(), vertexCount);
WriteFloatArray(attachment["lengths"].AsArray(), vertexCount / 3);
if (nonessential) writer.WriteInt(0);
break;
case AttachmentType.Point:
if (attachment.TryGetPropertyValue("rotation", out var rotation2)) writer.WriteFloat((float)rotation2); else writer.WriteFloat(0);
if (attachment.TryGetPropertyValue("x", out var x2)) writer.WriteFloat((float)x2); else writer.WriteFloat(0);
if (attachment.TryGetPropertyValue("y", out var y2)) writer.WriteFloat((float)y2); else writer.WriteFloat(0);
if (nonessential) writer.WriteInt(0);
break;
case AttachmentType.Clipping:
writer.WriteVarInt(slot2idx[(string)attachment["end"]]);
if (attachment.TryGetPropertyValue("vertexCount", out var _vertexCount4)) vertexCount = (int)_vertexCount4; else vertexCount = 0;
writer.WriteVarInt(vertexCount);
WriteVertices(attachment["vertices"].AsArray(), vertexCount);
if (nonessential) writer.WriteInt(0);
break;
default:
throw new ArgumentOutOfRangeException($"Invalid attachment type: {type}");
}
}
private void WriteEvents()
{
if (!root.ContainsKey("events"))
{
writer.WriteVarInt(0);
return;
}
JsonObject events = root["events"].AsObject();
writer.WriteVarInt(events.Count);
int i = 0;
foreach (var (name, _data) in events)
{
JsonObject data = _data.AsObject();
writer.WriteStringRef(name);
if (data.TryGetPropertyValue("int", out var @int)) writer.WriteVarInt((int)@int); else writer.WriteVarInt(0);
if (data.TryGetPropertyValue("float", out var @float)) writer.WriteFloat((float)@float); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("string", out var @string)) writer.WriteString((string)@string); else writer.WriteString("");
if (data.TryGetPropertyValue("audio", out var _audio))
{
var audio = (string)_audio;
writer.WriteString(audio);
if (audio is not null)
{
if (data.TryGetPropertyValue("volume", out var volume)) writer.WriteFloat((float)volume); else writer.WriteFloat(1);
if (data.TryGetPropertyValue("balance", out var balance)) writer.WriteFloat((float)balance); else writer.WriteFloat(0);
}
}
else
{
writer.WriteString(null);
}
event2idx[name] = i++;
}
}
private void WriteAnimations()
{
if (!root.ContainsKey("animations"))
{
writer.WriteVarInt(0);
return;
}
JsonObject animations = root["animations"].AsObject();
writer.WriteVarInt(animations.Count);
foreach (var (name, _data) in animations)
{
JsonObject data = _data.AsObject();
writer.WriteString(name);
if (data.TryGetPropertyValue("slots", out var slots)) WriteSlotTimelines(slots.AsObject()); else writer.WriteVarInt(0);
if (data.TryGetPropertyValue("bones", out var bones)) WriteBoneTimelines(bones.AsObject()); else writer.WriteVarInt(0);
if (data.TryGetPropertyValue("ik", out var ik)) WriteIKTimelines(ik.AsObject()); else writer.WriteVarInt(0);
if (data.TryGetPropertyValue("transform", out var transform)) WriteTransformTimelines(transform.AsObject()); else writer.WriteVarInt(0);
if (data.TryGetPropertyValue("path", out var path)) WritePathTimelines(path.AsObject()); else writer.WriteVarInt(0);
if (data.TryGetPropertyValue("deform", out var deform)) WriteDeformTimelines(deform.AsObject()); else writer.WriteVarInt(0);
if (data.TryGetPropertyValue("drawOrder", out var drawOrder)) WriteDrawOrderTimelines(drawOrder.AsArray()); else
if (data.TryGetPropertyValue("draworder", out var draworder)) WriteDrawOrderTimelines(draworder.AsArray()); else writer.WriteVarInt(0);
if (data.TryGetPropertyValue("events", out var events)) WriteEventTimelines(events.AsArray()); else writer.WriteVarInt(0);
}
}
private void WriteSlotTimelines(JsonObject slotTimelines)
{
writer.WriteVarInt(slotTimelines.Count);
foreach (var (name, _timeline) in slotTimelines)
{
JsonObject timeline = _timeline.AsObject();
writer.WriteVarInt(slot2idx[name]);
writer.WriteVarInt(timeline.Count);
foreach (var (type, _frames) in timeline)
{
JsonArray frames = _frames.AsArray();
if (type == "attachment")
{
writer.WriteByte(SkeletonBinary.SLOT_ATTACHMENT);
writer.WriteVarInt(frames.Count);
foreach (JsonObject o in frames)
{
if (o.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
writer.WriteStringRef((string)o["name"]);
}
}
else if (type == "color")
{
writer.WriteByte(SkeletonBinary.SLOT_COLOR);
writer.WriteVarInt(frames.Count);
for (int i = 0, n = frames.Count; i < n; i++)
{
JsonObject o = frames[i].AsObject();
if (o.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
writer.WriteInt(int.Parse((string)o["color"], NumberStyles.HexNumber));
if (i < n - 1) WriteCurve(o);
}
}
else if (type == "twoColor")
{
writer.WriteByte(SkeletonBinary.SLOT_TWO_COLOR);
writer.WriteVarInt(frames.Count);
for (int i = 0, n = frames.Count; i < n; i++)
{
JsonObject o = frames[i].AsObject();
if (o.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
writer.WriteInt(int.Parse((string)o["light"], NumberStyles.HexNumber));
writer.WriteInt(int.Parse((string)o["dark"], NumberStyles.HexNumber));
if (i < n - 1) WriteCurve(o);
}
}
}
}
}
private void WriteBoneTimelines(JsonObject boneTimelines)
{
writer.WriteVarInt(boneTimelines.Count);
foreach (var (name, _timeline) in boneTimelines)
{
JsonObject timeline = _timeline.AsObject();
writer.WriteVarInt(bone2idx[name]);
writer.WriteVarInt(timeline.Count);
foreach (var (type, _frames) in timeline)
{
JsonArray frames = _frames.AsArray();
if (type == "rotate")
{
writer.WriteByte(SkeletonBinary.BONE_ROTATE);
writer.WriteVarInt(frames.Count);
for (int i = 0, n = frames.Count; i < n; i++)
{
JsonObject o = frames[i].AsObject();
if (o.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
if (o.TryGetPropertyValue("angle", out var angle)) writer.WriteFloat((float)angle); else writer.WriteFloat(0);
if (i < n - 1) WriteCurve(o);
}
}
else if (type == "translate")
{
writer.WriteByte(SkeletonBinary.BONE_TRANSLATE);
writer.WriteVarInt(frames.Count);
for (int i = 0, n = frames.Count; i < n; i++)
{
JsonObject o = frames[i].AsObject();
if (o.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
if (o.TryGetPropertyValue("x", out var x)) writer.WriteFloat((float)x); else writer.WriteFloat(0);
if (o.TryGetPropertyValue("y", out var y)) writer.WriteFloat((float)y); else writer.WriteFloat(0);
if (i < n - 1) WriteCurve(o);
}
}
else if (type == "scale")
{
writer.WriteByte(SkeletonBinary.BONE_SCALE);
writer.WriteVarInt(frames.Count);
for (int i = 0, n = frames.Count; i < n; i++)
{
JsonObject o = frames[i].AsObject();
if (o.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
if (o.TryGetPropertyValue("x", out var x)) writer.WriteFloat((float)x); else writer.WriteFloat(1);
if (o.TryGetPropertyValue("y", out var y)) writer.WriteFloat((float)y); else writer.WriteFloat(1);
if (i < n - 1) WriteCurve(o);
}
}
else if (type == "shear")
{
writer.WriteByte(SkeletonBinary.BONE_SHEAR);
writer.WriteVarInt(frames.Count);
for (int i = 0, n = frames.Count; i < n; i++)
{
JsonObject o = frames[i].AsObject();
if (o.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
if (o.TryGetPropertyValue("x", out var x)) writer.WriteFloat((float)x); else writer.WriteFloat(0);
if (o.TryGetPropertyValue("y", out var y)) writer.WriteFloat((float)y); else writer.WriteFloat(0);
if (i < n - 1) WriteCurve(o);
}
}
}
}
}
private void WriteIKTimelines(JsonObject ikTimelines)
{
writer.WriteVarInt(ikTimelines.Count);
foreach (var (name, _frames) in ikTimelines)
{
JsonArray frames = _frames.AsArray();
writer.WriteVarInt(ik2idx[name]);
writer.WriteVarInt(frames.Count);
for (int i = 0, n = frames.Count; i < n; i++)
{
JsonObject o = frames[i].AsObject();
if (o.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
if (o.TryGetPropertyValue("mix", out var mix)) writer.WriteFloat((float)mix); else writer.WriteFloat(1);
if (o.TryGetPropertyValue("softness", out var softness)) writer.WriteFloat((float)softness); else writer.WriteFloat(0);
if (o.TryGetPropertyValue("bendPositive", out var bendPositive)) writer.WriteSByte((sbyte)((bool)bendPositive ? 1 : -1)); else writer.WriteSByte(1);
if (o.TryGetPropertyValue("compress", out var compress)) writer.WriteBoolean((bool)compress); else writer.WriteBoolean(false);
if (o.TryGetPropertyValue("stretch", out var stretch)) writer.WriteBoolean((bool)stretch); else writer.WriteBoolean(false);
if (i < n - 1) WriteCurve(o);
}
}
}
private void WriteTransformTimelines(JsonObject transformTimelines)
{
writer.WriteVarInt(transformTimelines.Count);
foreach (var (name, _frames) in transformTimelines)
{
JsonArray frames = _frames.AsArray();
writer.WriteVarInt(transform2idx[name]);
writer.WriteVarInt(frames.Count);
for (int i = 0, n = frames.Count; i < n; i++)
{
JsonObject o = frames[i].AsObject();
if (o.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
if (o.TryGetPropertyValue("rotateMix", out var rotateMix)) writer.WriteFloat((float)rotateMix); else writer.WriteFloat(1);
if (o.TryGetPropertyValue("translateMix", out var translateMix)) writer.WriteFloat((float)translateMix); else writer.WriteFloat(1);
if (o.TryGetPropertyValue("scaleMix", out var scaleMix)) writer.WriteFloat((float)scaleMix); else writer.WriteFloat(1);
if (o.TryGetPropertyValue("shearMix", out var shearMix)) writer.WriteFloat((float)shearMix); else writer.WriteFloat(1);
if (i < n - 1) WriteCurve(o);
}
}
}
private void WritePathTimelines(JsonObject pathTimelines)
{
writer.WriteVarInt(pathTimelines.Count);
foreach (var (name, _timeline) in pathTimelines)
{
JsonObject timeline = _timeline.AsObject();
writer.WriteVarInt(path2idx[name]);
writer.WriteVarInt(timeline.Count);
foreach (var (type, _frame) in timeline)
{
JsonArray frames = _frame.AsArray();
if (type == "position")
{
writer.WriteByte(SkeletonBinary.PATH_POSITION);
writer.WriteVarInt(frames.Count);
for (int i = 0, n = frames.Count; i < n; i++)
{
JsonObject o = frames[i].AsObject();
if (o.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
if (o.TryGetPropertyValue("position", out var position)) writer.WriteFloat((float)position); else writer.WriteFloat(0);
if (i < n - 1) WriteCurve(o);
}
}
else if (type == "spacing")
{
writer.WriteByte(SkeletonBinary.PATH_SPACING);
writer.WriteVarInt(frames.Count);
for (int i = 0, n = frames.Count; i < n; i++)
{
JsonObject o = frames[i].AsObject();
if (o.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
if (o.TryGetPropertyValue("spacing", out var spacing)) writer.WriteFloat((float)spacing); else writer.WriteFloat(0);
if (i < n - 1) WriteCurve(o);
}
}
else if (type == "mix")
{
writer.WriteByte(SkeletonBinary.PATH_MIX);
writer.WriteVarInt(frames.Count);
for (int i = 0, n = frames.Count; i < n; i++)
{
JsonObject o = frames[i].AsObject();
if (o.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
if (o.TryGetPropertyValue("rotateMix", out var rotateMix)) writer.WriteFloat((float)rotateMix); else writer.WriteFloat(1);
if (o.TryGetPropertyValue("translateMix", out var translateMix)) writer.WriteFloat((float)translateMix); else writer.WriteFloat(1);
if (i < n - 1) WriteCurve(o);
}
}
}
}
}
private void WriteDeformTimelines(JsonObject deformTimelines)
{
writer.WriteVarInt(deformTimelines.Count);
foreach (var (skinName, _skinValue) in deformTimelines)
{
JsonObject skinValue = _skinValue.AsObject();
writer.WriteVarInt(skin2idx[skinName]);
writer.WriteVarInt(skinValue.Count);
foreach (var (slotName, _slotValue) in skinValue)
{
JsonObject slotValue = _slotValue.AsObject();
writer.WriteVarInt(slot2idx[slotName]);
writer.WriteVarInt(slotValue.Count);
foreach (var (attachmentName, _frames) in slotValue)
{
JsonArray frames = _frames.AsArray();
writer.WriteStringRef(attachmentName);
writer.WriteVarInt(frames.Count);
for (int i = 0, n = frames.Count; i < n; i++)
{
JsonObject o = frames[i].AsObject();
if (o.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
if (o.TryGetPropertyValue("vertices", out var _vertices))
{
JsonArray vertices = _vertices.AsArray();
writer.WriteVarInt(vertices.Count);
if (vertices.Count > 0)
{
if (o.TryGetPropertyValue("offset", out var offset)) writer.WriteVarInt((int)offset); else writer.WriteVarInt(0);
WriteFloatArray(vertices, vertices.Count);
}
}
else
{
writer.WriteVarInt(0);
}
if (i < n - 1) WriteCurve(o);
}
}
}
}
}
private void WriteDrawOrderTimelines(JsonArray drawOrderTimelines)
{
writer.WriteVarInt(drawOrderTimelines.Count);
foreach (JsonObject data in drawOrderTimelines)
{
if (data.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("offsets", out var _offsets))
{
JsonArray offsets = _offsets.AsArray();
writer.WriteVarInt(offsets.Count);
foreach (JsonObject o in offsets)
{
writer.WriteVarInt(slot2idx[(string)o["slot"]]);
writer.WriteVarInt((int)o["offset"]);
}
}
else
{
writer.WriteVarInt(0);
}
}
}
private void WriteEventTimelines(JsonArray eventTimelines)
{
JsonObject events = root["events"].AsObject();
writer.WriteVarInt(eventTimelines.Count);
foreach(JsonObject data in eventTimelines)
{
JsonObject eventData = events[(string)data["name"]].AsObject();
if (data.TryGetPropertyValue("time", out var time)) writer.WriteFloat((float)time); else writer.WriteFloat(0);
writer.WriteVarInt(event2idx[(string)data["name"]]);
if (data.TryGetPropertyValue("int", out var @int)) writer.WriteVarInt((int)@int); else
if (eventData.TryGetPropertyValue("int", out var @int2)) writer.WriteVarInt((int)@int2); else writer.WriteVarInt(0);
if (data.TryGetPropertyValue("float", out var @float)) writer.WriteFloat((float)@float); else
if (eventData.TryGetPropertyValue("float", out var @float2)) writer.WriteFloat((float)@float2); else writer.WriteFloat(0);
if (data.TryGetPropertyValue("string", out var @string))
{
writer.WriteBoolean(true);
writer.WriteString((string)@string);
}
else
{
writer.WriteBoolean(false);
}
if (eventData.ContainsKey("audio"))
{
if (data.TryGetPropertyValue("volume", out var volume)) writer.WriteFloat((float)volume); else
if (eventData.TryGetPropertyValue("volume", out var volume2)) writer.WriteFloat((float)volume2); else writer.WriteFloat(1);
if (data.TryGetPropertyValue("balance", out var balance)) writer.WriteFloat((float)balance); else
if (eventData.TryGetPropertyValue("balance", out var balance2)) writer.WriteFloat((float)balance2); else writer.WriteFloat(0);
}
}
}
private void WriteNames(Dictionary<string, int> name2idx, JsonArray names)
{
writer.WriteVarInt(names.Count);
foreach (string name in names)
writer.WriteVarInt(name2idx[name]);
}
public void WriteFloatArray(JsonArray array, int n)
{
for (int i = 0; i < n; i++)
writer.WriteFloat((float)array[i]);
}
public void WriteShortArray(JsonArray array)
{
writer.WriteVarInt(array.Count);
foreach (int i in array)
{
writer.WriteByte((byte)(i >> 8));
writer.WriteByte((byte)i);
}
}
private void WriteVertices(JsonArray vertices, int vertexCount)
{
bool hasWeight = vertices.Count != (vertexCount << 1);
writer.WriteBoolean(hasWeight);
if (!hasWeight)
{
WriteFloatArray(vertices, vertexCount << 1);
}
else
{
int idx = 0;
for (int i = 0; i < vertexCount; i++)
{
var bonesCount = (int)vertices[idx++];
writer.WriteVarInt(bonesCount);
for (int j = 0; j < bonesCount; j++)
{
writer.WriteVarInt((int)vertices[idx++]);
writer.WriteFloat((float)vertices[idx++]);
writer.WriteFloat((float)vertices[idx++]);
writer.WriteFloat((float)vertices[idx++]);
}
}
}
}
private void WriteCurve(JsonObject obj)
{
if (obj.TryGetPropertyValue("curve", out var curve))
{
if (curve.GetValueKind() == JsonValueKind.String)
{
writer.WriteByte(SkeletonBinary.CURVE_STEPPED);
}
else
{
writer.WriteByte(SkeletonBinary.CURVE_BEZIER);
writer.WriteFloat((float)curve);
if (obj.TryGetPropertyValue("c2", out var c2)) writer.WriteFloat((float)c2); else writer.WriteFloat(0);
if (obj.TryGetPropertyValue("c3", out var c3)) writer.WriteFloat((float)c3); else writer.WriteFloat(1);
if (obj.TryGetPropertyValue("c4", out var c4)) writer.WriteFloat((float)c4); else writer.WriteFloat(1);
}
}
else
{
writer.WriteByte(SkeletonBinary.CURVE_LINEAR);
}
}
public override JsonObject ReadJson(string jsonPath)
{
// replace 3.8.75 to another version to avoid detection in official runtime
var root = base.ReadJson(jsonPath);
var skeleton = root["skeleton"].AsObject();
var version = (string)skeleton["spine"];
if (version == "3.8.75") skeleton["spine"] = "3.8.76";
return root;
}
public override void WriteJson(JsonObject root, string jsonPath)
{
// replace 3.8.75 to another version to avoid detection in official runtime
var skeleton = root["skeleton"].AsObject();
var version = (string)skeleton["spine"];
if (version == "3.8.75") skeleton["spine"] = "3.8.76";
base.WriteJson(root, jsonPath);
}
public override JsonObject ToVersion(JsonObject root, SpineVersion version)
{
root = version switch
{
SpineVersion.V38 => root.DeepClone().AsObject(),
_ => throw new NotImplementedException(),
};
return root;
}
}
}