private float[] readFloatArray(DataInput input, float scale) throws IOException {
int n = input.readInt(true);
float[] array = new float[n];
if (scale == 1) {
for (int i = 0; i < n; i++) array[i] = input.readFloat();
} else {
for (int i = 0; i < n; i++) array[i] = input.readFloat() * scale;
}
return array;
}
private Skin readSkin(DataInput input, String skinName, boolean nonessential) throws IOException {
int slotCount = input.readInt(true);
if (slotCount == 0) return null;
Skin skin = new Skin(skinName);
for (int i = 0; i < slotCount; i++) {
int slotIndex = input.readInt(true);
for (int ii = 0, nn = input.readInt(true); ii < nn; ii++) {
String name = input.readString();
skin.addAttachment(slotIndex, name, readAttachment(input, skin, name, nonessential));
}
}
return skin;
}
private void readCurve(DataInput input, int frameIndex, CurveTimeline timeline)
throws IOException {
switch (input.readByte()) {
case CURVE_STEPPED:
timeline.setStepped(frameIndex);
break;
case CURVE_BEZIER:
setCurve(
timeline,
frameIndex,
input.readFloat(),
input.readFloat(),
input.readFloat(),
input.readFloat());
break;
}
}
public SkeletonData readSkeletonData(FileHandle file) {
if (file == null) throw new IllegalArgumentException("file cannot be null.");
float scale = this.scale;
SkeletonData skeletonData = new SkeletonData();
skeletonData.name = file.nameWithoutExtension();
DataInput input = new DataInput(file.read(512));
try {
boolean nonessential = input.readBoolean();
// Bones.
for (int i = 0, n = input.readInt(true); i < n; i++) {
String name = input.readString();
BoneData parent = null;
int parentIndex = input.readInt(true) - 1;
if (parentIndex != -1) parent = skeletonData.bones.get(parentIndex);
BoneData boneData = new BoneData(name, parent);
boneData.x = input.readFloat() * scale;
boneData.y = input.readFloat() * scale;
boneData.scaleX = input.readFloat();
boneData.scaleY = input.readFloat();
boneData.rotation = input.readFloat();
boneData.length = input.readFloat() * scale;
boneData.inheritScale = input.readBoolean();
boneData.inheritRotation = input.readBoolean();
if (nonessential) Color.rgba8888ToColor(boneData.getColor(), input.readInt());
skeletonData.addBone(boneData);
}
// Slots.
for (int i = 0, n = input.readInt(true); i < n; i++) {
String slotName = input.readString();
BoneData boneData = skeletonData.bones.get(input.readInt(true));
SlotData slotData = new SlotData(slotName, boneData);
Color.rgba8888ToColor(slotData.getColor(), input.readInt());
slotData.attachmentName = input.readString();
slotData.additiveBlending = input.readBoolean();
skeletonData.addSlot(slotData);
}
// Default skin.
Skin defaultSkin = readSkin(input, "default", nonessential);
if (defaultSkin != null) {
skeletonData.defaultSkin = defaultSkin;
skeletonData.addSkin(defaultSkin);
}
// Skins.
for (int i = 0, n = input.readInt(true); i < n; i++)
skeletonData.addSkin(readSkin(input, input.readString(), nonessential));
// Events.
for (int i = 0, n = input.readInt(true); i < n; i++) {
EventData eventData = new EventData(input.readString());
eventData.intValue = input.readInt(false);
eventData.floatValue = input.readFloat();
eventData.stringValue = input.readString();
skeletonData.addEvent(eventData);
}
// Animations.
for (int i = 0, n = input.readInt(true); i < n; i++)
readAnimation(input.readString(), input, skeletonData);
} catch (IOException ex) {
throw new SerializationException("Error reading skeleton file.", ex);
} finally {
try {
input.close();
} catch (IOException ignored) {
}
}
skeletonData.bones.shrink();
skeletonData.slots.shrink();
skeletonData.skins.shrink();
return skeletonData;
}
private void readAnimation(String name, DataInput input, SkeletonData skeletonData) {
Array<Timeline> timelines = new Array();
float scale = this.scale;
float duration = 0;
try {
// Slot timelines.
for (int i = 0, n = input.readInt(true); i < n; i++) {
int slotIndex = input.readInt(true);
for (int ii = 0, nn = input.readInt(true); ii < nn; ii++) {
int timelineType = input.readByte();
int frameCount = input.readInt(true);
switch (timelineType) {
case TIMELINE_COLOR:
{
ColorTimeline timeline = new ColorTimeline(frameCount);
timeline.slotIndex = slotIndex;
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++) {
float time = input.readFloat();
Color.rgba8888ToColor(tempColor, input.readInt());
timeline.setFrame(
frameIndex, time, tempColor.r, tempColor.g, tempColor.b, tempColor.a);
if (frameIndex < frameCount - 1) readCurve(input, frameIndex, timeline);
}
timelines.add(timeline);
duration = Math.max(duration, timeline.getFrames()[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, input.readFloat(), input.readString());
timelines.add(timeline);
duration = Math.max(duration, timeline.getFrames()[frameCount - 1]);
break;
}
}
}
// Bone timelines.
for (int i = 0, n = input.readInt(true); i < n; i++) {
int boneIndex = input.readInt(true);
for (int ii = 0, nn = input.readInt(true); ii < nn; ii++) {
int timelineType = input.readByte();
int frameCount = input.readInt(true);
switch (timelineType) {
case TIMELINE_ROTATE:
{
RotateTimeline timeline = new RotateTimeline(frameCount);
timeline.boneIndex = boneIndex;
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++) {
timeline.setFrame(frameIndex, input.readFloat(), input.readFloat());
if (frameIndex < frameCount - 1) readCurve(input, frameIndex, timeline);
}
timelines.add(timeline);
duration = Math.max(duration, timeline.getFrames()[frameCount * 2 - 2]);
break;
}
case TIMELINE_TRANSLATE:
case TIMELINE_SCALE:
TranslateTimeline timeline;
float timelineScale = 1;
if (timelineType == TIMELINE_SCALE) timeline = new ScaleTimeline(frameCount);
else {
timeline = new TranslateTimeline(frameCount);
timelineScale = scale;
}
timeline.boneIndex = boneIndex;
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++) {
timeline.setFrame(
frameIndex,
input.readFloat(),
input.readFloat() * timelineScale,
input.readFloat() * timelineScale);
if (frameIndex < frameCount - 1) readCurve(input, frameIndex, timeline);
}
timelines.add(timeline);
duration = Math.max(duration, timeline.getFrames()[frameCount * 3 - 3]);
break;
}
}
}
// FFD timelines.
for (int i = 0, n = input.readInt(true); i < n; i++) {
Skin skin = skeletonData.getSkins().get(input.readInt(true) + 1);
for (int ii = 0, nn = input.readInt(true); ii < nn; ii++) {
int slotIndex = input.readInt(true);
for (int iii = 0, nnn = input.readInt(true); iii < nnn; iii++) {
Attachment attachment = skin.getAttachment(slotIndex, input.readString());
int frameCount = input.readInt(true);
FfdTimeline timeline = new FfdTimeline(frameCount);
timeline.slotIndex = slotIndex;
timeline.attachment = attachment;
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++) {
float time = input.readFloat();
float[] vertices;
int vertexCount;
if (attachment instanceof MeshAttachment)
vertexCount = ((MeshAttachment) attachment).getVertices().length;
else vertexCount = ((SkinnedMeshAttachment) attachment).getWeights().length / 3 * 2;
int end = input.readInt(true);
if (end == 0) {
if (attachment instanceof MeshAttachment)
vertices = ((MeshAttachment) attachment).getVertices();
else vertices = new float[vertexCount];
} else {
vertices = new float[vertexCount];
int start = input.readInt(true);
end += start;
if (scale == 1) {
for (int v = start; v < end; v++) vertices[v] = input.readFloat();
} else {
for (int v = start; v < end; v++) vertices[v] = input.readFloat() * scale;
}
if (attachment instanceof MeshAttachment) {
float[] meshVertices = ((MeshAttachment) attachment).getVertices();
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.getFrames()[frameCount - 1]);
}
}
}
// Draw order timeline.
int drawOrderCount = input.readInt(true);
if (drawOrderCount > 0) {
DrawOrderTimeline timeline = new DrawOrderTimeline(drawOrderCount);
int slotCount = skeletonData.slots.size;
for (int i = 0; i < drawOrderCount; i++) {
int offsetCount = input.readInt(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 = input.readInt(true);
// Collect unchanged items.
while (originalIndex != slotIndex) unchanged[unchangedIndex++] = originalIndex++;
// Set changed items.
drawOrder[originalIndex + input.readInt(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, input.readFloat(), drawOrder);
}
timelines.add(timeline);
duration = Math.max(duration, timeline.getFrames()[drawOrderCount - 1]);
}
// Event timeline.
int eventCount = input.readInt(true);
if (eventCount > 0) {
EventTimeline timeline = new EventTimeline(eventCount);
for (int i = 0; i < eventCount; i++) {
float time = input.readFloat();
EventData eventData = skeletonData.events.get(input.readInt(true));
Event event = new Event(eventData);
event.intValue = input.readInt(false);
event.floatValue = input.readFloat();
event.stringValue = input.readBoolean() ? input.readString() : eventData.stringValue;
timeline.setFrame(i, time, event);
}
timelines.add(timeline);
duration = Math.max(duration, timeline.getFrames()[eventCount - 1]);
}
} catch (IOException ex) {
throw new SerializationException("Error reading skeleton file.", ex);
}
timelines.shrink();
skeletonData.addAnimation(new Animation(name, timelines, duration));
}
private int[] readIntArray(DataInput input) throws IOException {
int n = input.readInt(true);
int[] array = new int[n];
for (int i = 0; i < n; i++) array[i] = input.readInt(true);
return array;
}
private Attachment readAttachment(
DataInput input, Skin skin, String attachmentName, boolean nonessential) throws IOException {
float scale = this.scale;
String name = input.readString();
if (name == null) name = attachmentName;
switch (AttachmentType.values()[input.readByte()]) {
case region:
{
String path = input.readString();
if (path == null) path = name;
RegionAttachment region = attachmentLoader.newRegionAttachment(skin, name, path);
if (region == null) return null;
region.setPath(path);
region.setX(input.readFloat() * scale);
region.setY(input.readFloat() * scale);
region.setScaleX(input.readFloat());
region.setScaleY(input.readFloat());
region.setRotation(input.readFloat());
region.setWidth(input.readFloat() * scale);
region.setHeight(input.readFloat() * scale);
Color.rgba8888ToColor(region.getColor(), input.readInt());
region.updateOffset();
return region;
}
case boundingbox:
{
BoundingBoxAttachment box = attachmentLoader.newBoundingBoxAttachment(skin, name);
if (box == null) return null;
box.setVertices(readFloatArray(input, scale));
return box;
}
case mesh:
{
String path = input.readString();
if (path == null) path = name;
MeshAttachment mesh = attachmentLoader.newMeshAttachment(skin, name, path);
if (mesh == null) return null;
mesh.setPath(path);
float[] uvs = readFloatArray(input, 1);
short[] triangles = readShortArray(input);
float[] vertices = readFloatArray(input, scale);
mesh.setVertices(vertices);
mesh.setTriangles(triangles);
mesh.setRegionUVs(uvs);
mesh.updateUVs();
Color.rgba8888ToColor(mesh.getColor(), input.readInt());
mesh.setHullLength(input.readInt(true) * 2);
if (nonessential) {
mesh.setEdges(readIntArray(input));
mesh.setWidth(input.readFloat() * scale);
mesh.setHeight(input.readFloat() * scale);
}
return mesh;
}
case skinnedmesh:
{
String path = input.readString();
if (path == null) path = name;
SkinnedMeshAttachment mesh = attachmentLoader.newSkinnedMeshAttachment(skin, name, path);
if (mesh == null) return null;
mesh.setPath(path);
float[] uvs = readFloatArray(input, 1);
short[] triangles = readShortArray(input);
int vertexCount = input.readInt(true);
FloatArray weights = new FloatArray(uvs.length * 3 * 3);
IntArray bones = new IntArray(uvs.length * 3);
for (int i = 0; i < vertexCount; i++) {
int boneCount = (int) input.readFloat();
bones.add(boneCount);
for (int nn = i + boneCount * 4; i < nn; i += 4) {
bones.add((int) input.readFloat());
weights.add(input.readFloat() * scale);
weights.add(input.readFloat() * scale);
weights.add(input.readFloat());
}
}
mesh.setBones(bones.toArray());
mesh.setWeights(weights.toArray());
mesh.setTriangles(triangles);
mesh.setRegionUVs(uvs);
mesh.updateUVs();
Color.rgba8888ToColor(mesh.getColor(), input.readInt());
mesh.setHullLength(input.readInt(true) * 2);
if (nonessential) {
mesh.setEdges(readIntArray(input));
mesh.setWidth(input.readFloat() * scale);
mesh.setHeight(input.readFloat() * scale);
}
return mesh;
}
}
return null;
}
