FiE-Game/Assets/Spine/SpineCSharp/SkeletonJson.cs
2023-07-25 00:52:50 +05:00

865 lines
35 KiB
C#

/******************************************************************************
* Spine Runtimes Software License v2.5
*
* Copyright (c) 2013-2016, Esoteric Software
* All rights reserved.
*
* You are granted a perpetual, non-exclusive, non-sublicensable, and
* non-transferable license to use, install, execute, and perform the Spine
* Runtimes software and derivative works solely for personal or internal
* use. Without the written permission of Esoteric Software (see Section 2 of
* the Spine Software License Agreement), you may not (a) modify, translate,
* adapt, or develop new applications using the Spine Runtimes or otherwise
* create derivative works or improvements of the Spine Runtimes or (b) remove,
* delete, alter, or obscure any trademarks or any copyright, trademark, patent,
* or other intellectual property or proprietary rights notices on or in the
* Software, including any copy thereof. Redistributions in binary or source
* form must include this license and terms.
*
* THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL ESOTERIC SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, BUSINESS INTERRUPTION, OR LOSS OF
* USE, DATA, OR PROFITS) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
#if (UNITY_5 || UNITY_5_3_OR_NEWER || UNITY_WSA || UNITY_WP8 || UNITY_WP8_1)
#define IS_UNITY
#endif
using System;
using System.IO;
using System.Collections.Generic;
#if WINDOWS_STOREAPP
using System.Threading.Tasks;
using Windows.Storage;
#endif
namespace Spine {
public class SkeletonJson {
public float Scale { get; set; }
private AttachmentLoader attachmentLoader;
private List<LinkedMesh> linkedMeshes = new List<LinkedMesh>();
public SkeletonJson (params Atlas[] atlasArray)
: this(new AtlasAttachmentLoader(atlasArray)) {
}
public SkeletonJson (AttachmentLoader attachmentLoader) {
if (attachmentLoader == null) throw new ArgumentNullException("attachmentLoader", "attachmentLoader cannot be null.");
this.attachmentLoader = attachmentLoader;
Scale = 1;
}
#if !IS_UNITY && WINDOWS_STOREAPP
private async Task<SkeletonData> ReadFile(string path) {
var folder = Windows.ApplicationModel.Package.Current.InstalledLocation;
var file = await folder.GetFileAsync(path).AsTask().ConfigureAwait(false);
using (var reader = new StreamReader(await file.OpenStreamForReadAsync().ConfigureAwait(false))) {
SkeletonData skeletonData = ReadSkeletonData(reader);
skeletonData.Name = Path.GetFileNameWithoutExtension(path);
return skeletonData;
}
}
public SkeletonData ReadSkeletonData (string path) {
return this.ReadFile(path).Result;
}
#else
public SkeletonData ReadSkeletonData (string path) {
#if WINDOWS_PHONE
using (var reader = new StreamReader(Microsoft.Xna.Framework.TitleContainer.OpenStream(path))) {
#else
using (var reader = new StreamReader(new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read))) {
#endif
SkeletonData skeletonData = ReadSkeletonData(reader);
skeletonData.name = Path.GetFileNameWithoutExtension(path);
return skeletonData;
}
}
#endif
public SkeletonData ReadSkeletonData (TextReader reader) {
if (reader == null) throw new ArgumentNullException("reader", "reader cannot be null.");
float scale = this.Scale;
var skeletonData = new SkeletonData();
var root = Json.Deserialize(reader) as Dictionary<string, Object>;
if (root == null) throw new Exception("Invalid JSON.");
// Skeleton.
if (root.ContainsKey("skeleton")) {
var skeletonMap = (Dictionary<string, Object>)root["skeleton"];
skeletonData.hash = (string)skeletonMap["hash"];
skeletonData.version = (string)skeletonMap["spine"];
skeletonData.width = GetFloat(skeletonMap, "width", 0);
skeletonData.height = GetFloat(skeletonMap, "height", 0);
skeletonData.fps = GetFloat(skeletonMap, "fps", 0);
skeletonData.imagesPath = GetString(skeletonMap, "images", null);
}
// Bones.
foreach (Dictionary<string, Object> boneMap in (List<Object>)root["bones"]) {
BoneData parent = null;
if (boneMap.ContainsKey("parent")) {
parent = skeletonData.FindBone((string)boneMap["parent"]);
if (parent == null)
throw new Exception("Parent bone not found: " + boneMap["parent"]);
}
var data = new BoneData(skeletonData.Bones.Count, (string)boneMap["name"], parent);
data.length = GetFloat(boneMap, "length", 0) * scale;
data.x = GetFloat(boneMap, "x", 0) * scale;
data.y = GetFloat(boneMap, "y", 0) * scale;
data.rotation = GetFloat(boneMap, "rotation", 0);
data.scaleX = GetFloat(boneMap, "scaleX", 1);
data.scaleY = GetFloat(boneMap, "scaleY", 1);
data.shearX = GetFloat(boneMap, "shearX", 0);
data.shearY = GetFloat(boneMap, "shearY", 0);
string tm = GetString(boneMap, "transform", TransformMode.Normal.ToString());
data.transformMode = (TransformMode)Enum.Parse(typeof(TransformMode), tm, true);
skeletonData.bones.Add(data);
}
// Slots.
if (root.ContainsKey("slots")) {
foreach (Dictionary<string, Object> slotMap in (List<Object>)root["slots"]) {
var slotName = (string)slotMap["name"];
var boneName = (string)slotMap["bone"];
BoneData boneData = skeletonData.FindBone(boneName);
if (boneData == null) throw new Exception("Slot bone not found: " + boneName);
var data = new SlotData(skeletonData.Slots.Count, slotName, boneData);
if (slotMap.ContainsKey("color")) {
string color = (string)slotMap["color"];
data.r = ToColor(color, 0);
data.g = ToColor(color, 1);
data.b = ToColor(color, 2);
data.a = ToColor(color, 3);
}
if (slotMap.ContainsKey("dark")) {
var color2 = (string)slotMap["dark"];
data.r2 = ToColor(color2, 0, 6); // expectedLength = 6. ie. "RRGGBB"
data.g2 = ToColor(color2, 1, 6);
data.b2 = ToColor(color2, 2, 6);
data.hasSecondColor = true;
}
data.attachmentName = GetString(slotMap, "attachment", null);
if (slotMap.ContainsKey("blend"))
data.blendMode = (BlendMode)Enum.Parse(typeof(BlendMode), (string)slotMap["blend"], true);
else
data.blendMode = BlendMode.Normal;
skeletonData.slots.Add(data);
}
}
// IK constraints.
if (root.ContainsKey("ik")) {
foreach (Dictionary<string, Object> constraintMap in (List<Object>)root["ik"]) {
IkConstraintData data = new IkConstraintData((string)constraintMap["name"]);
data.order = GetInt(constraintMap, "order", 0);
foreach (string boneName in (List<Object>)constraintMap["bones"]) {
BoneData bone = skeletonData.FindBone(boneName);
if (bone == null) throw new Exception("IK constraint bone not found: " + boneName);
data.bones.Add(bone);
}
string targetName = (string)constraintMap["target"];
data.target = skeletonData.FindBone(targetName);
if (data.target == null) throw new Exception("Target bone not found: " + targetName);
data.bendDirection = GetBoolean(constraintMap, "bendPositive", true) ? 1 : -1;
data.mix = GetFloat(constraintMap, "mix", 1);
skeletonData.ikConstraints.Add(data);
}
}
// Transform constraints.
if (root.ContainsKey("transform")) {
foreach (Dictionary<string, Object> constraintMap in (List<Object>)root["transform"]) {
TransformConstraintData data = new TransformConstraintData((string)constraintMap["name"]);
data.order = GetInt(constraintMap, "order", 0);
foreach (string boneName in (List<Object>)constraintMap["bones"]) {
BoneData bone = skeletonData.FindBone(boneName);
if (bone == null) throw new Exception("Transform constraint bone not found: " + boneName);
data.bones.Add(bone);
}
string targetName = (string)constraintMap["target"];
data.target = skeletonData.FindBone(targetName);
if (data.target == null) throw new Exception("Target bone not found: " + targetName);
data.local = GetBoolean(constraintMap, "local", false);
data.relative = GetBoolean(constraintMap, "relative", false);
data.offsetRotation = GetFloat(constraintMap, "rotation", 0);
data.offsetX = GetFloat(constraintMap, "x", 0) * scale;
data.offsetY = GetFloat(constraintMap, "y", 0) * scale;
data.offsetScaleX = GetFloat(constraintMap, "scaleX", 0);
data.offsetScaleY = GetFloat(constraintMap, "scaleY", 0);
data.offsetShearY = GetFloat(constraintMap, "shearY", 0);
data.rotateMix = GetFloat(constraintMap, "rotateMix", 1);
data.translateMix = GetFloat(constraintMap, "translateMix", 1);
data.scaleMix = GetFloat(constraintMap, "scaleMix", 1);
data.shearMix = GetFloat(constraintMap, "shearMix", 1);
skeletonData.transformConstraints.Add(data);
}
}
// Path constraints.
if(root.ContainsKey("path")) {
foreach (Dictionary<string, Object> constraintMap in (List<Object>)root["path"]) {
PathConstraintData data = new PathConstraintData((string)constraintMap["name"]);
data.order = GetInt(constraintMap, "order", 0);
foreach (string boneName in (List<Object>)constraintMap["bones"]) {
BoneData bone = skeletonData.FindBone(boneName);
if (bone == null) throw new Exception("Path bone not found: " + boneName);
data.bones.Add(bone);
}
string targetName = (string)constraintMap["target"];
data.target = skeletonData.FindSlot(targetName);
if (data.target == null) throw new Exception("Target slot not found: " + targetName);
data.positionMode = (PositionMode)Enum.Parse(typeof(PositionMode), GetString(constraintMap, "positionMode", "percent"), true);
data.spacingMode = (SpacingMode)Enum.Parse(typeof(SpacingMode), GetString(constraintMap, "spacingMode", "length"), true);
data.rotateMode = (RotateMode)Enum.Parse(typeof(RotateMode), GetString(constraintMap, "rotateMode", "tangent"), true);
data.offsetRotation = GetFloat(constraintMap, "rotation", 0);
data.position = GetFloat(constraintMap, "position", 0);
if (data.positionMode == PositionMode.Fixed) data.position *= scale;
data.spacing = GetFloat(constraintMap, "spacing", 0);
if (data.spacingMode == SpacingMode.Length || data.spacingMode == SpacingMode.Fixed) data.spacing *= scale;
data.rotateMix = GetFloat(constraintMap, "rotateMix", 1);
data.translateMix = GetFloat(constraintMap, "translateMix", 1);
skeletonData.pathConstraints.Add(data);
}
}
// Skins.
if (root.ContainsKey("skins")) {
foreach (KeyValuePair<string, Object> skinMap in (Dictionary<string, Object>)root["skins"]) {
var skin = new Skin(skinMap.Key);
foreach (KeyValuePair<string, Object> slotEntry in (Dictionary<string, Object>)skinMap.Value) {
int slotIndex = skeletonData.FindSlotIndex(slotEntry.Key);
foreach (KeyValuePair<string, Object> entry in ((Dictionary<string, Object>)slotEntry.Value)) {
try {
Attachment attachment = ReadAttachment((Dictionary<string, Object>)entry.Value, skin, slotIndex, entry.Key, skeletonData);
if (attachment != null) skin.AddAttachment(slotIndex, entry.Key, attachment);
} catch (Exception e) {
throw new Exception("Error reading attachment: " + entry.Key + ", skin: " + skin, e);
}
}
}
skeletonData.skins.Add(skin);
if (skin.name == "default") skeletonData.defaultSkin = skin;
}
}
// Linked meshes.
for (int i = 0, n = linkedMeshes.Count; i < n; i++) {
LinkedMesh linkedMesh = linkedMeshes[i];
Skin skin = linkedMesh.skin == null ? skeletonData.defaultSkin : skeletonData.FindSkin(linkedMesh.skin);
if (skin == null) throw new Exception("Slot not found: " + linkedMesh.skin);
Attachment parent = skin.GetAttachment(linkedMesh.slotIndex, linkedMesh.parent);
if (parent == null) throw new Exception("Parent mesh not found: " + linkedMesh.parent);
linkedMesh.mesh.ParentMesh = (MeshAttachment)parent;
linkedMesh.mesh.UpdateUVs();
}
linkedMeshes.Clear();
// Events.
if (root.ContainsKey("events")) {
foreach (KeyValuePair<string, Object> entry in (Dictionary<string, Object>)root["events"]) {
var entryMap = (Dictionary<string, Object>)entry.Value;
var data = new EventData(entry.Key);
data.Int = GetInt(entryMap, "int", 0);
data.Float = GetFloat(entryMap, "float", 0);
data.String = GetString(entryMap, "string", string.Empty);
skeletonData.events.Add(data);
}
}
// Animations.
if (root.ContainsKey("animations")) {
foreach (KeyValuePair<string, Object> entry in (Dictionary<string, Object>)root["animations"]) {
try {
ReadAnimation((Dictionary<string, Object>)entry.Value, entry.Key, skeletonData);
} catch (Exception e) {
throw new Exception("Error reading animation: " + entry.Key, e);
}
}
}
skeletonData.bones.TrimExcess();
skeletonData.slots.TrimExcess();
skeletonData.skins.TrimExcess();
skeletonData.events.TrimExcess();
skeletonData.animations.TrimExcess();
skeletonData.ikConstraints.TrimExcess();
return skeletonData;
}
private Attachment ReadAttachment (Dictionary<string, Object> map, Skin skin, int slotIndex, string name, SkeletonData skeletonData) {
float scale = this.Scale;
name = GetString(map, "name", name);
var typeName = GetString(map, "type", "region");
if (typeName == "skinnedmesh") typeName = "weightedmesh";
if (typeName == "weightedmesh") typeName = "mesh";
if (typeName == "weightedlinkedmesh") typeName = "linkedmesh";
var type = (AttachmentType)Enum.Parse(typeof(AttachmentType), typeName, true);
string path = GetString(map, "path", name);
switch (type) {
case AttachmentType.Region:
RegionAttachment region = attachmentLoader.NewRegionAttachment(skin, name, path);
if (region == null) return null;
region.Path = path;
region.x = GetFloat(map, "x", 0) * scale;
region.y = GetFloat(map, "y", 0) * scale;
region.scaleX = GetFloat(map, "scaleX", 1);
region.scaleY = GetFloat(map, "scaleY", 1);
region.rotation = GetFloat(map, "rotation", 0);
region.width = GetFloat(map, "width", 32) * scale;
region.height = GetFloat(map, "height", 32) * scale;
if (map.ContainsKey("color")) {
var color = (string)map["color"];
region.r = ToColor(color, 0);
region.g = ToColor(color, 1);
region.b = ToColor(color, 2);
region.a = ToColor(color, 3);
}
region.UpdateOffset();
return region;
case AttachmentType.Boundingbox:
BoundingBoxAttachment box = attachmentLoader.NewBoundingBoxAttachment(skin, name);
if (box == null) return null;
ReadVertices(map, box, GetInt(map, "vertexCount", 0) << 1);
return box;
case AttachmentType.Mesh:
case AttachmentType.Linkedmesh: {
MeshAttachment mesh = attachmentLoader.NewMeshAttachment(skin, name, path);
if (mesh == null) return null;
mesh.Path = path;
if (map.ContainsKey("color")) {
var color = (string)map["color"];
mesh.r = ToColor(color, 0);
mesh.g = ToColor(color, 1);
mesh.b = ToColor(color, 2);
mesh.a = ToColor(color, 3);
}
mesh.Width = GetFloat(map, "width", 0) * scale;
mesh.Height = GetFloat(map, "height", 0) * scale;
string parent = GetString(map, "parent", null);
if (parent != null) {
mesh.InheritDeform = GetBoolean(map, "deform", true);
linkedMeshes.Add(new LinkedMesh(mesh, GetString(map, "skin", null), slotIndex, parent));
return mesh;
}
float[] uvs = GetFloatArray(map, "uvs", 1);
ReadVertices(map, mesh, uvs.Length);
mesh.triangles = GetIntArray(map, "triangles");
mesh.regionUVs = uvs;
mesh.UpdateUVs();
if (map.ContainsKey("hull")) mesh.HullLength = GetInt(map, "hull", 0) * 2;
if (map.ContainsKey("edges")) mesh.Edges = GetIntArray(map, "edges");
return mesh;
}
case AttachmentType.Path: {
PathAttachment pathAttachment = attachmentLoader.NewPathAttachment(skin, name);
if (pathAttachment == null) return null;
pathAttachment.closed = GetBoolean(map, "closed", false);
pathAttachment.constantSpeed = GetBoolean(map, "constantSpeed", true);
int vertexCount = GetInt(map, "vertexCount", 0);
ReadVertices(map, pathAttachment, vertexCount << 1);
// potential BOZO see Java impl
pathAttachment.lengths = GetFloatArray(map, "lengths", scale);
return pathAttachment;
}
case AttachmentType.Point: {
PointAttachment point = attachmentLoader.NewPointAttachment(skin, name);
if (point == null) return null;
point.x = GetFloat(map, "x", 0) * scale;
point.y = GetFloat(map, "y", 0) * scale;
point.rotation = GetFloat(map, "rotation", 0);
//string color = GetString(map, "color", null);
//if (color != null) point.color = color;
return point;
}
case AttachmentType.Clipping: {
ClippingAttachment clip = attachmentLoader.NewClippingAttachment(skin, name);
if (clip == null) return null;
string end = GetString(map, "end", null);
if (end != null) {
SlotData slot = skeletonData.FindSlot(end);
if (slot == null) throw new Exception("Clipping end slot not found: " + end);
clip.EndSlot = slot;
}
ReadVertices(map, clip, GetInt(map, "vertexCount", 0) << 1);
//string color = GetString(map, "color", null);
// if (color != null) clip.color = color;
return clip;
}
}
return null;
}
private void ReadVertices (Dictionary<string, Object> map, VertexAttachment attachment, int verticesLength) {
attachment.WorldVerticesLength = verticesLength;
float[] vertices = GetFloatArray(map, "vertices", 1);
float scale = Scale;
if (verticesLength == vertices.Length) {
if (scale != 1) {
for (int i = 0; i < vertices.Length; i++) {
vertices[i] *= scale;
}
}
attachment.vertices = vertices;
return;
}
ExposedList<float> weights = new ExposedList<float>(verticesLength * 3 * 3);
ExposedList<int> bones = new ExposedList<int>(verticesLength * 3);
for (int i = 0, n = vertices.Length; i < n;) {
int boneCount = (int)vertices[i++];
bones.Add(boneCount);
for (int nn = i + boneCount * 4; i < nn; i += 4) {
bones.Add((int)vertices[i]);
weights.Add(vertices[i + 1] * this.Scale);
weights.Add(vertices[i + 2] * this.Scale);
weights.Add(vertices[i + 3]);
}
}
attachment.bones = bones.ToArray();
attachment.vertices = weights.ToArray();
}
private void ReadAnimation (Dictionary<string, Object> map, string name, SkeletonData skeletonData) {
var scale = this.Scale;
var timelines = new ExposedList<Timeline>();
float duration = 0;
// Slot timelines.
if (map.ContainsKey("slots")) {
foreach (KeyValuePair<string, Object> entry in (Dictionary<string, Object>)map["slots"]) {
string slotName = entry.Key;
int slotIndex = skeletonData.FindSlotIndex(slotName);
var timelineMap = (Dictionary<string, Object>)entry.Value;
foreach (KeyValuePair<string, Object> timelineEntry in timelineMap) {
var values = (List<Object>)timelineEntry.Value;
var timelineName = (string)timelineEntry.Key;
if (timelineName == "attachment") {
var timeline = new AttachmentTimeline(values.Count);
timeline.slotIndex = slotIndex;
int frameIndex = 0;
foreach (Dictionary<string, Object> valueMap in values) {
float time = (float)valueMap["time"];
timeline.SetFrame(frameIndex++, time, (string)valueMap["name"]);
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[timeline.FrameCount - 1]);
} else if (timelineName == "color") {
var timeline = new ColorTimeline(values.Count);
timeline.slotIndex = slotIndex;
int frameIndex = 0;
foreach (Dictionary<string, Object> valueMap in values) {
float time = (float)valueMap["time"];
string c = (string)valueMap["color"];
timeline.SetFrame(frameIndex, time, ToColor(c, 0), ToColor(c, 1), ToColor(c, 2), ToColor(c, 3));
ReadCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[(timeline.FrameCount - 1) * ColorTimeline.ENTRIES]);
} else if (timelineName == "twoColor") {
var timeline = new TwoColorTimeline(values.Count);
timeline.slotIndex = slotIndex;
int frameIndex = 0;
foreach (Dictionary<string, Object> valueMap in values) {
float time = (float)valueMap["time"];
string light = (string)valueMap["light"];
string dark = (string)valueMap["dark"];
timeline.SetFrame(frameIndex, time, ToColor(light, 0), ToColor(light, 1), ToColor(light, 2), ToColor(light, 3),
ToColor(dark, 0, 6), ToColor(dark, 1, 6), ToColor(dark, 2, 6));
ReadCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[(timeline.FrameCount - 1) * TwoColorTimeline.ENTRIES]);
} else
throw new Exception("Invalid timeline type for a slot: " + timelineName + " (" + slotName + ")");
}
}
}
// Bone timelines.
if (map.ContainsKey("bones")) {
foreach (KeyValuePair<string, Object> entry in (Dictionary<string, Object>)map["bones"]) {
string boneName = entry.Key;
int boneIndex = skeletonData.FindBoneIndex(boneName);
if (boneIndex == -1) throw new Exception("Bone not found: " + boneName);
var timelineMap = (Dictionary<string, Object>)entry.Value;
foreach (KeyValuePair<string, Object> timelineEntry in timelineMap) {
var values = (List<Object>)timelineEntry.Value;
var timelineName = (string)timelineEntry.Key;
if (timelineName == "rotate") {
var timeline = new RotateTimeline(values.Count);
timeline.boneIndex = boneIndex;
int frameIndex = 0;
foreach (Dictionary<string, Object> valueMap in values) {
timeline.SetFrame(frameIndex, (float)valueMap["time"], (float)valueMap["angle"]);
ReadCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[(timeline.FrameCount - 1) * RotateTimeline.ENTRIES]);
} else if (timelineName == "translate" || timelineName == "scale" || timelineName == "shear") {
TranslateTimeline timeline;
float timelineScale = 1;
if (timelineName == "scale")
timeline = new ScaleTimeline(values.Count);
else if (timelineName == "shear")
timeline = new ShearTimeline(values.Count);
else {
timeline = new TranslateTimeline(values.Count);
timelineScale = scale;
}
timeline.boneIndex = boneIndex;
int frameIndex = 0;
foreach (Dictionary<string, Object> valueMap in values) {
float time = (float)valueMap["time"];
float x = GetFloat(valueMap, "x", 0);
float y = GetFloat(valueMap, "y", 0);
timeline.SetFrame(frameIndex, time, x * timelineScale, y * timelineScale);
ReadCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[(timeline.FrameCount - 1) * TranslateTimeline.ENTRIES]);
} else
throw new Exception("Invalid timeline type for a bone: " + timelineName + " (" + boneName + ")");
}
}
}
// IK constraint timelines.
if (map.ContainsKey("ik")) {
foreach (KeyValuePair<string, Object> constraintMap in (Dictionary<string, Object>)map["ik"]) {
IkConstraintData constraint = skeletonData.FindIkConstraint(constraintMap.Key);
var values = (List<Object>)constraintMap.Value;
var timeline = new IkConstraintTimeline(values.Count);
timeline.ikConstraintIndex = skeletonData.ikConstraints.IndexOf(constraint);
int frameIndex = 0;
foreach (Dictionary<string, Object> valueMap in values) {
float time = (float)valueMap["time"];
float mix = GetFloat(valueMap, "mix", 1);
bool bendPositive = GetBoolean(valueMap, "bendPositive", true);
timeline.SetFrame(frameIndex, time, mix, bendPositive ? 1 : -1);
ReadCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[(timeline.FrameCount - 1) * IkConstraintTimeline.ENTRIES]);
}
}
// Transform constraint timelines.
if (map.ContainsKey("transform")) {
foreach (KeyValuePair<string, Object> constraintMap in (Dictionary<string, Object>)map["transform"]) {
TransformConstraintData constraint = skeletonData.FindTransformConstraint(constraintMap.Key);
var values = (List<Object>)constraintMap.Value;
var timeline = new TransformConstraintTimeline(values.Count);
timeline.transformConstraintIndex = skeletonData.transformConstraints.IndexOf(constraint);
int frameIndex = 0;
foreach (Dictionary<string, Object> valueMap in values) {
float time = (float)valueMap["time"];
float rotateMix = GetFloat(valueMap, "rotateMix", 1);
float translateMix = GetFloat(valueMap, "translateMix", 1);
float scaleMix = GetFloat(valueMap, "scaleMix", 1);
float shearMix = GetFloat(valueMap, "shearMix", 1);
timeline.SetFrame(frameIndex, time, rotateMix, translateMix, scaleMix, shearMix);
ReadCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[(timeline.FrameCount - 1) * TransformConstraintTimeline.ENTRIES]);
}
}
// Path constraint timelines.
if (map.ContainsKey("paths")) {
foreach (KeyValuePair<string, Object> constraintMap in (Dictionary<string, Object>)map["paths"]) {
int index = skeletonData.FindPathConstraintIndex(constraintMap.Key);
if (index == -1) throw new Exception("Path constraint not found: " + constraintMap.Key);
PathConstraintData data = skeletonData.pathConstraints.Items[index];
var timelineMap = (Dictionary<string, Object>)constraintMap.Value;
foreach (KeyValuePair<string, Object> timelineEntry in timelineMap) {
var values = (List<Object>)timelineEntry.Value;
var timelineName = (string)timelineEntry.Key;
if (timelineName == "position" || timelineName == "spacing") {
PathConstraintPositionTimeline timeline;
float timelineScale = 1;
if (timelineName == "spacing") {
timeline = new PathConstraintSpacingTimeline(values.Count);
if (data.spacingMode == SpacingMode.Length || data.spacingMode == SpacingMode.Fixed) timelineScale = scale;
}
else {
timeline = new PathConstraintPositionTimeline(values.Count);
if (data.positionMode == PositionMode.Fixed) timelineScale = scale;
}
timeline.pathConstraintIndex = index;
int frameIndex = 0;
foreach (Dictionary<string, Object> valueMap in values) {
timeline.SetFrame(frameIndex, (float)valueMap["time"], GetFloat(valueMap, timelineName, 0) * timelineScale);
ReadCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[(timeline.FrameCount - 1) * PathConstraintPositionTimeline.ENTRIES]);
}
else if (timelineName == "mix") {
PathConstraintMixTimeline timeline = new PathConstraintMixTimeline(values.Count);
timeline.pathConstraintIndex = index;
int frameIndex = 0;
foreach (Dictionary<string, Object> valueMap in values) {
timeline.SetFrame(frameIndex, (float)valueMap["time"], GetFloat(valueMap, "rotateMix", 1), GetFloat(valueMap, "translateMix", 1));
ReadCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[(timeline.FrameCount - 1) * PathConstraintMixTimeline.ENTRIES]);
}
}
}
}
// Deform timelines.
if (map.ContainsKey("deform")) {
foreach (KeyValuePair<string, Object> deformMap in (Dictionary<string, Object>)map["deform"]) {
Skin skin = skeletonData.FindSkin(deformMap.Key);
foreach (KeyValuePair<string, Object> slotMap in (Dictionary<string, Object>)deformMap.Value) {
int slotIndex = skeletonData.FindSlotIndex(slotMap.Key);
if (slotIndex == -1) throw new Exception("Slot not found: " + slotMap.Key);
foreach (KeyValuePair<string, Object> timelineMap in (Dictionary<string, Object>)slotMap.Value) {
var values = (List<Object>)timelineMap.Value;
VertexAttachment attachment = (VertexAttachment)skin.GetAttachment(slotIndex, timelineMap.Key);
if (attachment == null) throw new Exception("Deform attachment not found: " + timelineMap.Key);
bool weighted = attachment.bones != null;
float[] vertices = attachment.vertices;
int deformLength = weighted ? vertices.Length / 3 * 2 : vertices.Length;
var timeline = new DeformTimeline(values.Count);
timeline.slotIndex = slotIndex;
timeline.attachment = attachment;
int frameIndex = 0;
foreach (Dictionary<string, Object> valueMap in values) {
float[] deform;
if (!valueMap.ContainsKey("vertices")) {
deform = weighted ? new float[deformLength] : vertices;
} else {
deform = new float[deformLength];
int start = GetInt(valueMap, "offset", 0);
float[] verticesValue = GetFloatArray(valueMap, "vertices", 1);
Array.Copy(verticesValue, 0, deform, start, verticesValue.Length);
if (scale != 1) {
for (int i = start, n = i + verticesValue.Length; i < n; i++)
deform[i] *= scale;
}
if (!weighted) {
for (int i = 0; i < deformLength; i++)
deform[i] += vertices[i];
}
}
timeline.SetFrame(frameIndex, (float)valueMap["time"], deform);
ReadCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[timeline.FrameCount - 1]);
}
}
}
}
// Draw order timeline.
if (map.ContainsKey("drawOrder") || map.ContainsKey("draworder")) {
var values = (List<Object>)map[map.ContainsKey("drawOrder") ? "drawOrder" : "draworder"];
var timeline = new DrawOrderTimeline(values.Count);
int slotCount = skeletonData.slots.Count;
int frameIndex = 0;
foreach (Dictionary<string, Object> drawOrderMap in values) {
int[] drawOrder = null;
if (drawOrderMap.ContainsKey("offsets")) {
drawOrder = new int[slotCount];
for (int i = slotCount - 1; i >= 0; i--)
drawOrder[i] = -1;
var offsets = (List<Object>)drawOrderMap["offsets"];
int[] unchanged = new int[slotCount - offsets.Count];
int originalIndex = 0, unchangedIndex = 0;
foreach (Dictionary<string, Object> offsetMap in offsets) {
int slotIndex = skeletonData.FindSlotIndex((string)offsetMap["slot"]);
if (slotIndex == -1) throw new Exception("Slot not found: " + offsetMap["slot"]);
// Collect unchanged items.
while (originalIndex != slotIndex)
unchanged[unchangedIndex++] = originalIndex++;
// Set changed items.
int index = originalIndex + (int)(float)offsetMap["offset"];
drawOrder[index] = originalIndex++;
}
// Collect remaining unchanged items.
while (originalIndex < slotCount)
unchanged[unchangedIndex++] = originalIndex++;
// Fill in unchanged items.
for (int i = slotCount - 1; i >= 0; i--)
if (drawOrder[i] == -1) drawOrder[i] = unchanged[--unchangedIndex];
}
timeline.SetFrame(frameIndex++, (float)drawOrderMap["time"], drawOrder);
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[timeline.FrameCount - 1]);
}
// Event timeline.
if (map.ContainsKey("events")) {
var eventsMap = (List<Object>)map["events"];
var timeline = new EventTimeline(eventsMap.Count);
int frameIndex = 0;
foreach (Dictionary<string, Object> eventMap in eventsMap) {
EventData eventData = skeletonData.FindEvent((string)eventMap["name"]);
if (eventData == null) throw new Exception("Event not found: " + eventMap["name"]);
var e = new Event((float)eventMap["time"], eventData);
e.Int = GetInt(eventMap, "int", eventData.Int);
e.Float = GetFloat(eventMap, "float", eventData.Float);
e.String = GetString(eventMap, "string", eventData.String);
timeline.SetFrame(frameIndex++, e);
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[timeline.FrameCount - 1]);
}
timelines.TrimExcess();
skeletonData.animations.Add(new Animation(name, timelines, duration));
}
static void ReadCurve (Dictionary<string, Object> valueMap, CurveTimeline timeline, int frameIndex) {
if (!valueMap.ContainsKey("curve"))
return;
Object curveObject = valueMap["curve"];
if (curveObject.Equals("stepped"))
timeline.SetStepped(frameIndex);
else {
var curve = curveObject as List<Object>;
if (curve != null)
timeline.SetCurve(frameIndex, (float)curve[0], (float)curve[1], (float)curve[2], (float)curve[3]);
}
}
internal class LinkedMesh {
internal string parent, skin;
internal int slotIndex;
internal MeshAttachment mesh;
public LinkedMesh (MeshAttachment mesh, string skin, int slotIndex, string parent) {
this.mesh = mesh;
this.skin = skin;
this.slotIndex = slotIndex;
this.parent = parent;
}
}
static float[] GetFloatArray(Dictionary<string, Object> map, string name, float scale) {
var list = (List<Object>)map[name];
var values = new float[list.Count];
if (scale == 1) {
for (int i = 0, n = list.Count; i < n; i++)
values[i] = (float)list[i];
} else {
for (int i = 0, n = list.Count; i < n; i++)
values[i] = (float)list[i] * scale;
}
return values;
}
static int[] GetIntArray(Dictionary<string, Object> map, string name) {
var list = (List<Object>)map[name];
var values = new int[list.Count];
for (int i = 0, n = list.Count; i < n; i++)
values[i] = (int)(float)list[i];
return values;
}
static float GetFloat(Dictionary<string, Object> map, string name, float defaultValue) {
if (!map.ContainsKey(name))
return defaultValue;
return (float)map[name];
}
static int GetInt(Dictionary<string, Object> map, string name, int defaultValue) {
if (!map.ContainsKey(name))
return defaultValue;
return (int)(float)map[name];
}
static bool GetBoolean(Dictionary<string, Object> map, string name, bool defaultValue) {
if (!map.ContainsKey(name))
return defaultValue;
return (bool)map[name];
}
static string GetString(Dictionary<string, Object> map, string name, string defaultValue) {
if (!map.ContainsKey(name))
return defaultValue;
return (string)map[name];
}
static float ToColor(string hexString, int colorIndex, int expectedLength = 8) {
if (hexString.Length != expectedLength)
throw new ArgumentException("Color hexidecimal length must be " + expectedLength + ", recieved: " + hexString, "hexString");
return Convert.ToInt32(hexString.Substring(colorIndex * 2, 2), 16) / (float)255;
}
}
}