private void ReadAnimation(String name, Stream input, SkeletonData skeletonData)
{
var timelines = new ExposedList <Timeline>();
float scale = Scale;
float duration = 0;
// Slot timelines.
for (int i = 0, n = ReadVarint(input, true); i < n; i++)
{
int slotIndex = ReadVarint(input, true);
for (int ii = 0, nn = ReadVarint(input, true); ii < nn; ii++)
{
int timelineType = input.ReadByte();
int frameCount = ReadVarint(input, true);
switch (timelineType)
{
case TIMELINE_COLOR: {
ColorTimeline timeline = new ColorTimeline(frameCount);
timeline.slotIndex = slotIndex;
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++)
{
float time = ReadFloat(input);
int color = ReadInt(input);
float r = ((color & 0xff000000) >> 24) / 255f;
float g = ((color & 0x00ff0000) >> 16) / 255f;
float b = ((color & 0x0000ff00) >> 8) / 255f;
float a = ((color & 0x000000ff)) / 255f;
timeline.SetFrame(frameIndex, time, r, g, b, a);
if (frameIndex < frameCount - 1)
{
ReadCurve(input, frameIndex, timeline);
}
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[frameCount * 5 - 5]);
break;
}
case TIMELINE_ATTACHMENT: {
AttachmentTimeline timeline = new AttachmentTimeline(frameCount);
timeline.slotIndex = slotIndex;
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++)
{
timeline.SetFrame(frameIndex, ReadFloat(input), ReadString(input));
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[frameCount - 1]);
break;
}
}
}
}
// Bone timelines.
for (int i = 0, n = ReadVarint(input, true); i < n; i++)
{
int boneIndex = ReadVarint(input, true);
for (int ii = 0, nn = ReadVarint(input, true); ii < nn; ii++)
{
int timelineType = input.ReadByte();
int frameCount = ReadVarint(input, true);
switch (timelineType)
{
case TIMELINE_ROTATE: {
RotateTimeline timeline = new RotateTimeline(frameCount);
timeline.boneIndex = boneIndex;
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++)
{
timeline.SetFrame(frameIndex, ReadFloat(input), ReadFloat(input));
if (frameIndex < frameCount - 1)
{
ReadCurve(input, frameIndex, timeline);
}
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[frameCount * 2 - 2]);
break;
}
case TIMELINE_TRANSLATE:
case TIMELINE_SCALE:
case TIMELINE_SHEAR: {
TranslateTimeline timeline;
float timelineScale = 1;
if (timelineType == TIMELINE_SCALE)
{
timeline = new ScaleTimeline(frameCount);
}
else if (timelineType == TIMELINE_SHEAR)
{
timeline = new ShearTimeline(frameCount);
}
else
{
timeline = new TranslateTimeline(frameCount);
timelineScale = scale;
}
timeline.boneIndex = boneIndex;
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++)
{
timeline.SetFrame(frameIndex, ReadFloat(input), ReadFloat(input) * timelineScale, ReadFloat(input)
* timelineScale);
if (frameIndex < frameCount - 1)
{
ReadCurve(input, frameIndex, timeline);
}
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[frameCount * 3 - 3]);
break;
}
}
}
}
// IK timelines.
for (int i = 0, n = ReadVarint(input, true); i < n; i++)
{
IkConstraintData constraint = skeletonData.ikConstraints.Items[ReadVarint(input, true)];
int frameCount = ReadVarint(input, true);
IkConstraintTimeline timeline = new IkConstraintTimeline(frameCount);
timeline.ikConstraintIndex = skeletonData.ikConstraints.IndexOf(constraint);
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++)
{
timeline.SetFrame(frameIndex, ReadFloat(input), ReadFloat(input), ReadSByte(input));
if (frameIndex < frameCount - 1)
{
ReadCurve(input, frameIndex, timeline);
}
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[frameCount * 3 - 3]);
}
// Transform constraint timelines.
for (int i = 0, n = ReadVarint(input, true); i < n; i++)
{
TransformConstraintData constraint = skeletonData.transformConstraints.Items[ReadVarint(input, true)];
int frameCount = ReadVarint(input, true);
TransformConstraintTimeline timeline = new TransformConstraintTimeline(frameCount);
timeline.transformConstraintIndex = skeletonData.transformConstraints.IndexOf(constraint);
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++)
{
timeline.SetFrame(frameIndex, ReadFloat(input), ReadFloat(input), ReadFloat(input), ReadFloat(input), ReadFloat(input));
if (frameIndex < frameCount - 1)
{
ReadCurve(input, frameIndex, timeline);
}
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[frameCount * 5 - 5]);
}
// FFD timelines.
for (int i = 0, n = ReadVarint(input, true); i < n; i++)
{
Skin skin = skeletonData.skins.Items[ReadVarint(input, true)];
for (int ii = 0, nn = ReadVarint(input, true); ii < nn; ii++)
{
int slotIndex = ReadVarint(input, true);
for (int iii = 0, nnn = ReadVarint(input, true); iii < nnn; iii++)
{
Attachment attachment = skin.GetAttachment(slotIndex, ReadString(input));
int frameCount = ReadVarint(input, true);
FfdTimeline timeline = new FfdTimeline(frameCount);
timeline.slotIndex = slotIndex;
timeline.attachment = attachment;
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++)
{
float time = ReadFloat(input);
float[] vertices;
int vertexCount;
if (attachment is MeshAttachment)
{
vertexCount = ((MeshAttachment)attachment).vertices.Length;
}
else
{
vertexCount = ((WeightedMeshAttachment)attachment).weights.Length / 3 * 2;
}
int end = ReadVarint(input, true);
if (end == 0)
{
if (attachment is MeshAttachment)
{
vertices = ((MeshAttachment)attachment).vertices;
}
else
{
vertices = new float[vertexCount];
}
}
else
{
vertices = new float[vertexCount];
int start = ReadVarint(input, true);
end += start;
if (scale == 1)
{
for (int v = start; v < end; v++)
{
vertices[v] = ReadFloat(input);
}
}
else
{
for (int v = start; v < end; v++)
{
vertices[v] = ReadFloat(input) * scale;
}
}
if (attachment is MeshAttachment)
{
float[] meshVertices = ((MeshAttachment)attachment).vertices;
for (int v = 0, vn = vertices.Length; v < vn; v++)
{
vertices[v] += meshVertices[v];
}
}
}
timeline.SetFrame(frameIndex, time, vertices);
if (frameIndex < frameCount - 1)
{
ReadCurve(input, frameIndex, timeline);
}
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[frameCount - 1]);
}
}
}
// Draw order timeline.
int drawOrderCount = ReadVarint(input, true);
if (drawOrderCount > 0)
{
DrawOrderTimeline timeline = new DrawOrderTimeline(drawOrderCount);
int slotCount = skeletonData.slots.Count;
for (int i = 0; i < drawOrderCount; i++)
{
float time = ReadFloat(input);
int offsetCount = ReadVarint(input, true);
int[] drawOrder = new int[slotCount];
for (int ii = slotCount - 1; ii >= 0; ii--)
{
drawOrder[ii] = -1;
}
int[] unchanged = new int[slotCount - offsetCount];
int originalIndex = 0, unchangedIndex = 0;
for (int ii = 0; ii < offsetCount; ii++)
{
int slotIndex = ReadVarint(input, true);
// Collect unchanged items.
while (originalIndex != slotIndex)
{
unchanged[unchangedIndex++] = originalIndex++;
}
// Set changed items.
drawOrder[originalIndex + ReadVarint(input, true)] = originalIndex++;
}
// Collect remaining unchanged items.
while (originalIndex < slotCount)
{
unchanged[unchangedIndex++] = originalIndex++;
}
// Fill in unchanged items.
for (int ii = slotCount - 1; ii >= 0; ii--)
{
if (drawOrder[ii] == -1)
{
drawOrder[ii] = unchanged[--unchangedIndex];
}
}
timeline.SetFrame(i, time, drawOrder);
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[drawOrderCount - 1]);
}
// Event timeline.
int eventCount = ReadVarint(input, true);
if (eventCount > 0)
{
EventTimeline timeline = new EventTimeline(eventCount);
for (int i = 0; i < eventCount; i++)
{
float time = ReadFloat(input);
EventData eventData = skeletonData.events.Items[ReadVarint(input, true)];
Event e = new Event(time, eventData);
e.Int = ReadVarint(input, false);
e.Float = ReadFloat(input);
e.String = ReadBoolean(input) ? ReadString(input) : eventData.String;
timeline.SetFrame(i, e);
}
timelines.Add(timeline);
duration = Math.Max(duration, timeline.frames[eventCount - 1]);
}
timelines.TrimExcess();
skeletonData.animations.Add(new Animation(name, timelines, duration));
}
public SkeletonData ReadSkeletonData(Stream input)
{
if (input == null)
{
throw new ArgumentNullException("input");
}
float scale = Scale;
var skeletonData = new SkeletonData();
skeletonData.hash = ReadString(input);
if (skeletonData.hash.Length == 0)
{
skeletonData.hash = null;
}
skeletonData.version = ReadString(input);
if (skeletonData.version.Length == 0)
{
skeletonData.version = null;
}
skeletonData.width = ReadFloat(input);
skeletonData.height = ReadFloat(input);
bool nonessential = ReadBoolean(input);
if (nonessential)
{
skeletonData.imagesPath = ReadString(input);
if (skeletonData.imagesPath.Length == 0)
{
skeletonData.imagesPath = null;
}
}
// Bones.
for (int i = 0, n = ReadVarint(input, true); i < n; i++)
{
String name = ReadString(input);
BoneData parent = i == 0 ? null : skeletonData.bones.Items[ReadVarint(input, true)];
BoneData boneData = new BoneData(name, parent);
boneData.rotation = ReadFloat(input);
boneData.x = ReadFloat(input) * scale;
boneData.y = ReadFloat(input) * scale;
boneData.scaleX = ReadFloat(input);
boneData.scaleY = ReadFloat(input);
boneData.shearX = ReadFloat(input);
boneData.shearY = ReadFloat(input);
boneData.length = ReadFloat(input) * scale;
boneData.inheritRotation = ReadBoolean(input);
boneData.inheritScale = ReadBoolean(input);
if (nonessential)
{
ReadInt(input); // Skip bone color.
}
skeletonData.bones.Add(boneData);
}
// IK constraints.
for (int i = 0, n = ReadVarint(input, true); i < n; i++)
{
IkConstraintData ikConstraintData = new IkConstraintData(ReadString(input));
for (int ii = 0, nn = ReadVarint(input, true); ii < nn; ii++)
{
ikConstraintData.bones.Add(skeletonData.bones.Items[ReadVarint(input, true)]);
}
ikConstraintData.target = skeletonData.bones.Items[ReadVarint(input, true)];
ikConstraintData.mix = ReadFloat(input);
ikConstraintData.bendDirection = ReadSByte(input);
skeletonData.ikConstraints.Add(ikConstraintData);
}
// Transform constraints.
for (int i = 0, n = ReadVarint(input, true); i < n; i++)
{
TransformConstraintData transformConstraintData = new TransformConstraintData(ReadString(input));
transformConstraintData.bone = skeletonData.bones.Items[ReadVarint(input, true)];
transformConstraintData.target = skeletonData.bones.Items[ReadVarint(input, true)];
transformConstraintData.offsetRotation = ReadFloat(input);
transformConstraintData.offsetX = ReadFloat(input) * scale;
transformConstraintData.offsetY = ReadFloat(input) * scale;
transformConstraintData.offsetScaleX = ReadFloat(input);
transformConstraintData.offsetScaleY = ReadFloat(input);
transformConstraintData.offsetShearY = ReadFloat(input);
transformConstraintData.rotateMix = ReadFloat(input);
transformConstraintData.translateMix = ReadFloat(input);
transformConstraintData.scaleMix = ReadFloat(input);
transformConstraintData.shearMix = ReadFloat(input);
skeletonData.transformConstraints.Add(transformConstraintData);
}
// Slots.
for (int i = 0, n = ReadVarint(input, true); i < n; i++)
{
String slotName = ReadString(input);
BoneData boneData = skeletonData.bones.Items[ReadVarint(input, true)];
SlotData slotData = new SlotData(slotName, boneData);
int color = ReadInt(input);
slotData.r = ((color & 0xff000000) >> 24) / 255f;
slotData.g = ((color & 0x00ff0000) >> 16) / 255f;
slotData.b = ((color & 0x0000ff00) >> 8) / 255f;
slotData.a = ((color & 0x000000ff)) / 255f;
slotData.attachmentName = ReadString(input);
slotData.blendMode = (BlendMode)ReadVarint(input, true);
skeletonData.slots.Add(slotData);
}
// Default skin.
Skin defaultSkin = ReadSkin(input, "default", nonessential);
if (defaultSkin != null)
{
skeletonData.defaultSkin = defaultSkin;
skeletonData.skins.Add(defaultSkin);
}
// Skins.
for (int i = 0, n = ReadVarint(input, true); i < n; i++)
{
skeletonData.skins.Add(ReadSkin(input, ReadString(input), nonessential));
}
// Linked meshes.
for (int i = 0, n = linkedMeshes.Count; i < n; i++)
{
SkeletonJson.LinkedMesh linkedMesh = linkedMeshes[i];
Skin skin = linkedMesh.skin == null ? skeletonData.DefaultSkin : skeletonData.FindSkin(linkedMesh.skin);
if (skin == null)
{
throw new Exception("Skin not found: " + linkedMesh.skin);
}
Attachment parent = skin.GetAttachment(linkedMesh.slotIndex, linkedMesh.parent);
if (parent == null)
{
throw new Exception("Parent mesh not found: " + linkedMesh.parent);
}
if (linkedMesh.mesh is MeshAttachment)
{
MeshAttachment mesh = (MeshAttachment)linkedMesh.mesh;
mesh.ParentMesh = (MeshAttachment)parent;
mesh.UpdateUVs();
}
else
{
WeightedMeshAttachment mesh = (WeightedMeshAttachment)linkedMesh.mesh;
mesh.ParentMesh = (WeightedMeshAttachment)parent;
mesh.UpdateUVs();
}
}
linkedMeshes.Clear();
// Events.
for (int i = 0, n = ReadVarint(input, true); i < n; i++)
{
EventData eventData = new EventData(ReadString(input));
eventData.Int = ReadVarint(input, false);
eventData.Float = ReadFloat(input);
eventData.String = ReadString(input);
skeletonData.events.Add(eventData);
}
// Animations.
for (int i = 0, n = ReadVarint(input, true); i < n; i++)
{
ReadAnimation(ReadString(input), input, skeletonData);
}
skeletonData.bones.TrimExcess();
skeletonData.slots.TrimExcess();
skeletonData.skins.TrimExcess();
skeletonData.events.TrimExcess();
skeletonData.animations.TrimExcess();
skeletonData.ikConstraints.TrimExcess();
return(skeletonData);
}