private void SortPathConstraintAttachment(Attachment attachment, Bone slotBone)
{
PathAttachment pathAttachment = attachment as PathAttachment;
if (pathAttachment == null)
{
return;
}
int[] array = pathAttachment.bones;
if (array == null)
{
this.SortBone(slotBone);
}
else
{
ExposedList <Bone> exposedList = this.bones;
int i = 0;
int num = array.Length;
while (i < num)
{
this.SortBone(exposedList.Items[array[i]]);
i++;
}
}
}
public override Attachment Copy()
{
PathAttachment copy = new PathAttachment(this.Name);
CopyTo(copy);
copy.lengths = new float[lengths.Length];
Array.Copy(lengths, 0, copy.lengths, 0, lengths.Length);
copy.closed = closed;
copy.constantSpeed = constantSpeed;
return(copy);
}
public void Update()
{
PathAttachment path = this.target.Attachment as PathAttachment;
if (path != null)
{
float rotateMix = this.rotateMix;
float translateMix = this.translateMix;
bool flag = translateMix > 0f;
bool flag2 = rotateMix > 0f;
if (flag || flag2)
{
bool flag6;
PathConstraintData data = this.data;
SpacingMode spacingMode = data.spacingMode;
bool flag3 = spacingMode == SpacingMode.Length;
RotateMode rotateMode = data.rotateMode;
bool tangents = rotateMode == RotateMode.Tangent;
bool flag5 = rotateMode == RotateMode.ChainScale;
int count = this.bones.Count;
int newSize = !tangents ? (count + 1) : count;
Bone[] items = this.bones.Items;
ExposedList <float> list = this.spaces.Resize(newSize);
ExposedList <float> list2 = null;
float spacing = this.spacing;
if (flag5 || flag3)
{
if (flag5)
{
list2 = this.lengths.Resize(count);
}
int num6 = 0;
int num7 = newSize - 1;
while (num6 < num7)
{
Bone bone = items[num6];
float length = bone.data.length;
if (length < 1E-05f)
{
if (flag5)
{
list2.Items[num6] = 0f;
}
list.Items[++num6] = 0f;
}
else
{
float num9 = length * bone.a;
float num10 = length * bone.c;
float num11 = (float)Math.Sqrt((double)((num9 * num9) + (num10 * num10)));
if (flag5)
{
list2.Items[num6] = num11;
}
list.Items[++num6] = ((!flag3 ? spacing : (length + spacing)) * num11) / length;
}
}
}
else
{
for (int j = 1; j < newSize; j++)
{
list.Items[j] = spacing;
}
}
float[] numArray = this.ComputeWorldPositions(path, newSize, tangents, data.positionMode == PositionMode.Percent, spacingMode == SpacingMode.Percent);
float num13 = numArray[0];
float num14 = numArray[1];
float offsetRotation = data.offsetRotation;
if (offsetRotation == 0f)
{
flag6 = rotateMode == RotateMode.Chain;
}
else
{
flag6 = false;
Bone bone = this.target.bone;
offsetRotation *= (((bone.a * bone.d) - (bone.b * bone.c)) <= 0f) ? -0.01745329f : 0.01745329f;
}
int index = 0;
for (int i = 3; index < count; i += 3)
{
Bone bone3 = items[index];
bone3.worldX += (num13 - bone3.worldX) * translateMix;
bone3.worldY += (num14 - bone3.worldY) * translateMix;
float num18 = numArray[i];
float num19 = numArray[i + 1];
float x = num18 - num13;
float y = num19 - num14;
if (flag5)
{
float num22 = list2.Items[index];
if (num22 >= 1E-05f)
{
float num23 = (((((float)Math.Sqrt((double)((x * x) + (y * y)))) / num22) - 1f) * rotateMix) + 1f;
bone3.a *= num23;
bone3.c *= num23;
}
}
num13 = num18;
num14 = num19;
if (flag2)
{
float num28;
float num29;
float num30;
float a = bone3.a;
float b = bone3.b;
float c = bone3.c;
float d = bone3.d;
if (tangents)
{
num28 = numArray[i - 1];
}
else if (list.Items[index + 1] < 1E-05f)
{
num28 = numArray[i + 2];
}
else
{
num28 = MathUtils.Atan2(y, x);
}
num28 -= MathUtils.Atan2(c, a);
if (flag6)
{
num29 = MathUtils.Cos(num28);
num30 = MathUtils.Sin(num28);
float length = bone3.data.length;
num13 += ((length * ((num29 * a) - (num30 * c))) - x) * rotateMix;
num14 += ((length * ((num30 * a) + (num29 * c))) - y) * rotateMix;
}
else
{
num28 += offsetRotation;
}
if (num28 > 3.141593f)
{
num28 -= 6.283185f;
}
else if (num28 < -3.141593f)
{
num28 += 6.283185f;
}
num28 *= rotateMix;
num29 = MathUtils.Cos(num28);
num30 = MathUtils.Sin(num28);
bone3.a = (num29 * a) - (num30 * c);
bone3.b = (num29 * b) - (num30 * d);
bone3.c = (num30 * a) + (num29 * c);
bone3.d = (num30 * b) + (num29 * d);
}
bone3.appliedValid = false;
index++;
}
}
}
}
private float[] ComputeWorldPositions(PathAttachment path, int spacesCount, bool tangents, bool percentPosition, bool percentSpacing)
{
float[] numArray3;
float num5;
float num22;
float num23;
float num24;
float num25;
float num26;
float num27;
float num28;
float num29;
Slot target = this.target;
float position = this.position;
float[] items = this.spaces.Items;
float[] output = this.positions.Resize((spacesCount * 3) + 2).Items;
bool closed = path.Closed;
int worldVerticesLength = path.WorldVerticesLength;
int index = worldVerticesLength / 6;
int num4 = -1;
if (!path.ConstantSpeed)
{
float[] lengths = path.Lengths;
index -= !closed ? 2 : 1;
num5 = lengths[index];
if (percentPosition)
{
position *= num5;
}
if (percentSpacing)
{
for (int j = 0; j < spacesCount; j++)
{
items[j] *= num5;
}
}
numArray3 = this.world.Resize(8).Items;
int num7 = 0;
int num8 = 0;
int num9 = 0;
while (num7 < spacesCount)
{
float num12;
float num10 = items[num7];
position += num10;
float p = position;
if (closed)
{
p = p % num5;
if (p < 0f)
{
p += num5;
}
num9 = 0;
}
else
{
if (p < 0f)
{
if (num4 != -2)
{
num4 = -2;
path.ComputeWorldVertices(target, 2, 4, numArray3, 0, 2);
}
AddBeforePosition(p, numArray3, 0, output, num8);
goto Label_0263;
}
if (p > num5)
{
if (num4 != -3)
{
num4 = -3;
path.ComputeWorldVertices(target, worldVerticesLength - 6, 4, numArray3, 0, 2);
}
AddAfterPosition(p - num5, numArray3, 0, output, num8);
goto Label_0263;
}
}
Label_017D:
num12 = lengths[num9];
if (p <= num12)
{
if (num9 == 0)
{
p /= num12;
}
else
{
float num13 = lengths[num9 - 1];
p = (p - num13) / (num12 - num13);
}
}
else
{
num9++;
goto Label_017D;
}
if (num9 != num4)
{
num4 = num9;
if (closed && (num9 == index))
{
path.ComputeWorldVertices(target, worldVerticesLength - 4, 4, numArray3, 0, 2);
path.ComputeWorldVertices(target, 0, 4, numArray3, 4, 2);
}
else
{
path.ComputeWorldVertices(target, (num9 * 6) + 2, 8, numArray3, 0, 2);
}
}
AddCurvePosition(p, numArray3[0], numArray3[1], numArray3[2], numArray3[3], numArray3[4], numArray3[5], numArray3[6], numArray3[7], output, num8, tangents || ((num7 > 0) && (num10 < 1E-05f)));
Label_0263:
num7++;
num8 += 3;
}
return(output);
}
if (closed)
{
worldVerticesLength += 2;
numArray3 = this.world.Resize(worldVerticesLength).Items;
path.ComputeWorldVertices(target, 2, worldVerticesLength - 4, numArray3, 0, 2);
path.ComputeWorldVertices(target, 0, 2, numArray3, worldVerticesLength - 4, 2);
numArray3[worldVerticesLength - 2] = numArray3[0];
numArray3[worldVerticesLength - 1] = numArray3[1];
}
else
{
index--;
worldVerticesLength -= 4;
numArray3 = this.world.Resize(worldVerticesLength).Items;
path.ComputeWorldVertices(target, 2, worldVerticesLength, numArray3, 0, 2);
}
float[] numArray5 = this.curves.Resize(index).Items;
num5 = 0f;
float num14 = numArray3[0];
float num15 = numArray3[1];
float num16 = 0f;
float num17 = 0f;
float num18 = 0f;
float num19 = 0f;
float num20 = 0f;
float num21 = 0f;
int num30 = 0;
for (int i = 2; num30 < index; i += 6)
{
num16 = numArray3[i];
num17 = numArray3[i + 1];
num18 = numArray3[i + 2];
num19 = numArray3[i + 3];
num20 = numArray3[i + 4];
num21 = numArray3[i + 5];
num22 = ((num14 - (num16 * 2f)) + num18) * 0.1875f;
num23 = ((num15 - (num17 * 2f)) + num19) * 0.1875f;
num24 = ((((num16 - num18) * 3f) - num14) + num20) * 0.09375f;
num25 = ((((num17 - num19) * 3f) - num15) + num21) * 0.09375f;
num26 = (num22 * 2f) + num24;
num27 = (num23 * 2f) + num25;
num28 = (((num16 - num14) * 0.75f) + num22) + (num24 * 0.1666667f);
num29 = (((num17 - num15) * 0.75f) + num23) + (num25 * 0.1666667f);
num5 += (float)Math.Sqrt((double)((num28 * num28) + (num29 * num29)));
num28 += num26;
num29 += num27;
num26 += num24;
num27 += num25;
num5 += (float)Math.Sqrt((double)((num28 * num28) + (num29 * num29)));
num28 += num26;
num29 += num27;
num5 += (float)Math.Sqrt((double)((num28 * num28) + (num29 * num29)));
num28 += num26 + num24;
num29 += num27 + num25;
num5 += (float)Math.Sqrt((double)((num28 * num28) + (num29 * num29)));
numArray5[num30] = num5;
num14 = num20;
num15 = num21;
num30++;
}
if (percentPosition)
{
position *= num5;
}
if (percentSpacing)
{
for (int j = 0; j < spacesCount; j++)
{
items[j] *= num5;
}
}
float[] segments = this.segments;
float num33 = 0f;
int num34 = 0;
int o = 0;
int num36 = 0;
int num37 = 0;
while (num34 < spacesCount)
{
float num40;
float num38 = items[num34];
position += num38;
float p = position;
if (closed)
{
p = p % num5;
if (p < 0f)
{
p += num5;
}
num36 = 0;
}
else
{
if (p < 0f)
{
AddBeforePosition(p, numArray3, 0, output, o);
goto Label_0883;
}
if (p > num5)
{
AddAfterPosition(p - num5, numArray3, worldVerticesLength - 4, output, o);
goto Label_0883;
}
}
Label_05CD:
num40 = numArray5[num36];
if (p <= num40)
{
if (num36 == 0)
{
p /= num40;
}
else
{
float num41 = numArray5[num36 - 1];
p = (p - num41) / (num40 - num41);
}
}
else
{
num36++;
goto Label_05CD;
}
if (num36 != num4)
{
num4 = num36;
int num42 = num36 * 6;
num14 = numArray3[num42];
num15 = numArray3[num42 + 1];
num16 = numArray3[num42 + 2];
num17 = numArray3[num42 + 3];
num18 = numArray3[num42 + 4];
num19 = numArray3[num42 + 5];
num20 = numArray3[num42 + 6];
num21 = numArray3[num42 + 7];
num22 = ((num14 - (num16 * 2f)) + num18) * 0.03f;
num23 = ((num15 - (num17 * 2f)) + num19) * 0.03f;
num24 = ((((num16 - num18) * 3f) - num14) + num20) * 0.006f;
num25 = ((((num17 - num19) * 3f) - num15) + num21) * 0.006f;
num26 = (num22 * 2f) + num24;
num27 = (num23 * 2f) + num25;
num28 = (((num16 - num14) * 0.3f) + num22) + (num24 * 0.1666667f);
num29 = (((num17 - num15) * 0.3f) + num23) + (num25 * 0.1666667f);
num33 = (float)Math.Sqrt((double)((num28 * num28) + (num29 * num29)));
segments[0] = num33;
for (num42 = 1; num42 < 8; num42++)
{
num28 += num26;
num29 += num27;
num26 += num24;
num27 += num25;
num33 += (float)Math.Sqrt((double)((num28 * num28) + (num29 * num29)));
segments[num42] = num33;
}
num28 += num26;
num29 += num27;
num33 += (float)Math.Sqrt((double)((num28 * num28) + (num29 * num29)));
segments[8] = num33;
num28 += num26 + num24;
num29 += num27 + num25;
num33 += (float)Math.Sqrt((double)((num28 * num28) + (num29 * num29)));
segments[9] = num33;
num37 = 0;
}
p *= num33;
while (true)
{
float num43 = segments[num37];
if (p <= num43)
{
if (num37 == 0)
{
p /= num43;
}
else
{
float num44 = segments[num37 - 1];
p = num37 + ((p - num44) / (num43 - num44));
}
break;
}
num37++;
}
AddCurvePosition(p * 0.1f, num14, num15, num16, num17, num18, num19, num20, num21, output, o, tangents || ((num34 > 0) && (num38 < 1E-05f)));
Label_0883:
num34++;
o += 3;
}
return(output);
}
public void UpdateCache()
{
ExposedList <IUpdatable> exposedList = this.updateCache;
exposedList.Clear(true);
ExposedList <Bone> exposedList2 = this.bones;
int i = 0;
int count = exposedList2.Count;
while (i < count)
{
exposedList2.Items[i].sorted = false;
i++;
}
ExposedList <IkConstraint> exposedList3 = this.ikConstraintsSorted;
exposedList3.Clear(true);
exposedList3.AddRange(this.ikConstraints);
int count2 = exposedList3.Count;
int j = 0;
int num = count2;
while (j < num)
{
IkConstraint ikConstraint = exposedList3.Items[j];
Bone parent = ikConstraint.bones.Items[0].parent;
int num2 = 0;
while (parent != null)
{
parent = parent.parent;
num2++;
}
ikConstraint.level = num2;
j++;
}
for (int k = 1; k < count2; k++)
{
IkConstraint ikConstraint2 = exposedList3.Items[k];
int level = ikConstraint2.level;
int l;
for (l = k - 1; l >= 0; l--)
{
IkConstraint ikConstraint3 = exposedList3.Items[l];
if (ikConstraint3.level < level)
{
break;
}
exposedList3.Items[l + 1] = ikConstraint3;
}
exposedList3.Items[l + 1] = ikConstraint2;
}
int m = 0;
int count3 = exposedList3.Count;
while (m < count3)
{
IkConstraint ikConstraint4 = exposedList3.Items[m];
Bone target = ikConstraint4.target;
this.SortBone(target);
ExposedList <Bone> exposedList4 = ikConstraint4.bones;
Bone bone = exposedList4.Items[0];
this.SortBone(bone);
exposedList.Add(ikConstraint4);
this.SortReset(bone.children);
exposedList4.Items[exposedList4.Count - 1].sorted = true;
m++;
}
ExposedList <PathConstraint> exposedList5 = this.pathConstraints;
int n = 0;
int count4 = exposedList5.Count;
while (n < count4)
{
PathConstraint pathConstraint = exposedList5.Items[n];
Slot target2 = pathConstraint.target;
int index = target2.data.index;
Bone bone2 = target2.bone;
if (this.skin != null)
{
this.SortPathConstraintAttachment(this.skin, index, bone2);
}
if (this.data.defaultSkin != null && this.data.defaultSkin != this.skin)
{
this.SortPathConstraintAttachment(this.data.defaultSkin, index, bone2);
}
int num3 = 0;
int count5 = this.data.skins.Count;
while (num3 < count5)
{
this.SortPathConstraintAttachment(this.data.skins.Items[num3], index, bone2);
num3++;
}
PathAttachment pathAttachment = target2.Attachment as PathAttachment;
if (pathAttachment != null)
{
this.SortPathConstraintAttachment(pathAttachment, bone2);
}
ExposedList <Bone> exposedList6 = pathConstraint.bones;
int count6 = exposedList6.Count;
for (int num4 = 0; num4 < count6; num4++)
{
this.SortBone(exposedList6.Items[num4]);
}
exposedList.Add(pathConstraint);
for (int num5 = 0; num5 < count6; num5++)
{
this.SortReset(exposedList6.Items[num5].children);
}
for (int num6 = 0; num6 < count6; num6++)
{
exposedList6.Items[num6].sorted = true;
}
n++;
}
ExposedList <TransformConstraint> exposedList7 = this.transformConstraints;
int num7 = 0;
int count7 = exposedList7.Count;
while (num7 < count7)
{
TransformConstraint transformConstraint = exposedList7.Items[num7];
this.SortBone(transformConstraint.target);
ExposedList <Bone> exposedList8 = transformConstraint.bones;
int count8 = exposedList8.Count;
for (int num8 = 0; num8 < count8; num8++)
{
this.SortBone(exposedList8.Items[num8]);
}
exposedList.Add(transformConstraint);
for (int num9 = 0; num9 < count8; num9++)
{
this.SortReset(exposedList8.Items[num9].children);
}
for (int num10 = 0; num10 < count8; num10++)
{
exposedList8.Items[num10].sorted = true;
}
num7++;
}
int num11 = 0;
int count9 = exposedList2.Count;
while (num11 < count9)
{
this.SortBone(exposedList2.Items[num11]);
num11++;
}
}
public static void DrawPath (Slot s, PathAttachment p, Transform t, bool includeName) {
int worldVerticesLength = p.WorldVerticesLength;
if (pathVertexBuffer == null || pathVertexBuffer.Length < worldVerticesLength)
pathVertexBuffer = new float[worldVerticesLength];
float[] pv = pathVertexBuffer;
p.ComputeWorldVertices(s, pv);
var ocolor = Handles.color;
Handles.color = SpineHandles.PathColor;
Matrix4x4 m = t.localToWorldMatrix;
const int step = 6;
int n = worldVerticesLength - step;
Vector3 p0, p1, p2, p3;
for (int i = 2; i < n; i += step) {
p0 = m.MultiplyPoint(new Vector3(pv[i], pv[i+1]));
p1 = m.MultiplyPoint(new Vector3(pv[i+2], pv[i+3]));
p2 = m.MultiplyPoint(new Vector3(pv[i+4], pv[i+5]));
p3 = m.MultiplyPoint(new Vector3(pv[i+6], pv[i+7]));
DrawCubicBezier(p0, p1, p2, p3);
}
n += step;
if (p.Closed) {
p0 = m.MultiplyPoint(new Vector3(pv[n - 4], pv[n - 3]));
p1 = m.MultiplyPoint(new Vector3(pv[n - 2], pv[n - 1]));
p2 = m.MultiplyPoint(new Vector3(pv[0], pv[1]));
p3 = m.MultiplyPoint(new Vector3(pv[2], pv[3]));
DrawCubicBezier(p0, p1, p2, p3);
}
const float endCapSize = 0.05f;
Vector3 firstPoint = m.MultiplyPoint(new Vector3(pv[2], pv[3]));
Handles.DotCap(0, firstPoint, Quaternion.identity, endCapSize * HandleUtility.GetHandleSize(firstPoint));
// if (!p.Closed) Handles.DotCap(0, m.MultiplyPoint(new Vector3(pv[n - 4], pv[n - 3])), q, endCapSize);
if (includeName) Handles.Label(firstPoint + new Vector3(0,0.1f), p.Name, PathNameStyle);
Handles.color = ocolor;
}
float[] ComputeWorldPositions(PathAttachment path, int spacesCount, bool tangents, bool percentPosition,
bool percentSpacing)
{
Slot target = this.target;
float position = this.position;
float[] spacesItems = this.spaces.Items, output = this.positions.Resize(spacesCount * 3 + 2).Items, world;
bool closed = path.Closed;
int verticesLength = path.WorldVerticesLength, curveCount = verticesLength / 6, prevCurve = NONE;
float pathLength = 0;
if (!path.ConstantSpeed)
{
float[] lengths = path.Lengths;
curveCount -= closed ? 1 : 2;
pathLength = lengths[curveCount];
if (percentPosition)
{
position *= pathLength;
}
if (percentSpacing)
{
for (int i = 1; i < spacesCount; i++)
{
spacesItems[i] *= pathLength;
}
}
world = this.world.Resize(8).Items;
for (int i = 0, o = 0, curve = 0; i < spacesCount; i++, o += 3)
{
float space = spacesItems[i];
position += space;
float p = position;
if (closed)
{
p %= pathLength;
if (p < 0)
{
p += pathLength;
}
curve = 0;
}
else if (p < 0)
{
if (prevCurve != BEFORE)
{
prevCurve = BEFORE;
path.ComputeWorldVertices(target, 2, 4, world, 0, 2);
}
AddBeforePosition(p, world, 0, output, o);
continue;
}
else if (p > pathLength)
{
if (prevCurve != AFTER)
{
prevCurve = AFTER;
path.ComputeWorldVertices(target, verticesLength - 6, 4, world, 0, 2);
}
AddAfterPosition(p - pathLength, world, 0, output, o);
continue;
}
// Determine curve containing position.
for (;; curve++)
{
float length = lengths[curve];
if (p > length)
{
continue;
}
if (curve == 0)
{
p /= length;
}
else
{
float prev = lengths[curve - 1];
p = (p - prev) / (length - prev);
}
break;
}
if (curve != prevCurve)
{
prevCurve = curve;
if (closed && curve == curveCount)
{
path.ComputeWorldVertices(target, verticesLength - 4, 4, world, 0, 2);
path.ComputeWorldVertices(target, 0, 4, world, 4, 2);
}
else
{
path.ComputeWorldVertices(target, curve * 6 + 2, 8, world, 0, 2);
}
}
AddCurvePosition(p, world[0], world[1], world[2], world[3], world[4], world[5], world[6], world[7], output, o,
tangents || (i > 0 && space < PathConstraint.Epsilon));
}
return(output);
}
// World vertices.
if (closed)
{
verticesLength += 2;
world = this.world.Resize(verticesLength).Items;
path.ComputeWorldVertices(target, 2, verticesLength - 4, world, 0, 2);
path.ComputeWorldVertices(target, 0, 2, world, verticesLength - 4, 2);
world[verticesLength - 2] = world[0];
world[verticesLength - 1] = world[1];
}
else
{
curveCount--;
verticesLength -= 4;
world = this.world.Resize(verticesLength).Items;
path.ComputeWorldVertices(target, 2, verticesLength, world, 0, 2);
}
// Curve lengths.
float[] curves = this.curves.Resize(curveCount).Items;
pathLength = 0;
float x1 = world[0], y1 = world[1], cx1 = 0, cy1 = 0, cx2 = 0, cy2 = 0, x2 = 0, y2 = 0;
float tmpx, tmpy, dddfx, dddfy, ddfx, ddfy, dfx, dfy;
for (int i = 0, w = 2; i < curveCount; i++, w += 6)
{
cx1 = world[w];
cy1 = world[w + 1];
cx2 = world[w + 2];
cy2 = world[w + 3];
x2 = world[w + 4];
y2 = world[w + 5];
tmpx = (x1 - cx1 * 2 + cx2) * 0.1875f;
tmpy = (y1 - cy1 * 2 + cy2) * 0.1875f;
dddfx = ((cx1 - cx2) * 3 - x1 + x2) * 0.09375f;
dddfy = ((cy1 - cy2) * 3 - y1 + y2) * 0.09375f;
ddfx = tmpx * 2 + dddfx;
ddfy = tmpy * 2 + dddfy;
dfx = (cx1 - x1) * 0.75f + tmpx + dddfx * 0.16666667f;
dfy = (cy1 - y1) * 0.75f + tmpy + dddfy * 0.16666667f;
pathLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
dfx += ddfx;
dfy += ddfy;
ddfx += dddfx;
ddfy += dddfy;
pathLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
dfx += ddfx;
dfy += ddfy;
pathLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
dfx += ddfx + dddfx;
dfy += ddfy + dddfy;
pathLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
curves[i] = pathLength;
x1 = x2;
y1 = y2;
}
if (percentPosition)
{
position *= pathLength;
}
else
{
position *= pathLength / path.lengths[curveCount - 1];
}
if (percentSpacing)
{
for (int i = 1; i < spacesCount; i++)
{
spacesItems[i] *= pathLength;
}
}
float[] segments = this.segments;
float curveLength = 0;
for (int i = 0, o = 0, curve = 0, segment = 0; i < spacesCount; i++, o += 3)
{
float space = spacesItems[i];
position += space;
float p = position;
if (closed)
{
p %= pathLength;
if (p < 0)
{
p += pathLength;
}
curve = 0;
}
else if (p < 0)
{
AddBeforePosition(p, world, 0, output, o);
continue;
}
else if (p > pathLength)
{
AddAfterPosition(p - pathLength, world, verticesLength - 4, output, o);
continue;
}
// Determine curve containing position.
for (;; curve++)
{
float length = curves[curve];
if (p > length)
{
continue;
}
if (curve == 0)
{
p /= length;
}
else
{
float prev = curves[curve - 1];
p = (p - prev) / (length - prev);
}
break;
}
// Curve segment lengths.
if (curve != prevCurve)
{
prevCurve = curve;
int ii = curve * 6;
x1 = world[ii];
y1 = world[ii + 1];
cx1 = world[ii + 2];
cy1 = world[ii + 3];
cx2 = world[ii + 4];
cy2 = world[ii + 5];
x2 = world[ii + 6];
y2 = world[ii + 7];
tmpx = (x1 - cx1 * 2 + cx2) * 0.03f;
tmpy = (y1 - cy1 * 2 + cy2) * 0.03f;
dddfx = ((cx1 - cx2) * 3 - x1 + x2) * 0.006f;
dddfy = ((cy1 - cy2) * 3 - y1 + y2) * 0.006f;
ddfx = tmpx * 2 + dddfx;
ddfy = tmpy * 2 + dddfy;
dfx = (cx1 - x1) * 0.3f + tmpx + dddfx * 0.16666667f;
dfy = (cy1 - y1) * 0.3f + tmpy + dddfy * 0.16666667f;
curveLength = (float)Math.Sqrt(dfx * dfx + dfy * dfy);
segments[0] = curveLength;
for (ii = 1; ii < 8; ii++)
{
dfx += ddfx;
dfy += ddfy;
ddfx += dddfx;
ddfy += dddfy;
curveLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
segments[ii] = curveLength;
}
dfx += ddfx;
dfy += ddfy;
curveLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
segments[8] = curveLength;
dfx += ddfx + dddfx;
dfy += ddfy + dddfy;
curveLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
segments[9] = curveLength;
segment = 0;
}
// Weight by segment length.
p *= curveLength;
for (;; segment++)
{
float length = segments[segment];
if (p > length)
{
continue;
}
if (segment == 0)
{
p /= length;
}
else
{
float prev = segments[segment - 1];
p = segment + (p - prev) / (length - prev);
}
break;
}
AddCurvePosition(p * 0.1f, x1, y1, cx1, cy1, cx2, cy2, x2, y2, output, o, tangents || (i > 0 && space < PathConstraint.Epsilon));
}
return(output);
}
private Attachment ReadAttachment(Dictionary <String, Object> map, Skin skin, int slotIndex, String name)
{
var 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;
region.UpdateOffset();
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);
}
}
return(null);
}
private Attachment ReadAttachment(Stream input, SkeletonData skeletonData, Skin skin, int slotIndex, string attachmentName, bool nonessential)
{
float scale = Scale;
string text = ReadString(input);
if (text == null)
{
text = attachmentName;
}
switch (input.ReadByte())
{
case 0:
{
string text2 = ReadString(input);
float rotation = ReadFloat(input);
float num3 = ReadFloat(input);
float num4 = ReadFloat(input);
float scaleX = ReadFloat(input);
float scaleY = ReadFloat(input);
float num5 = ReadFloat(input);
float num6 = ReadFloat(input);
int num7 = ReadInt(input);
if (text2 == null)
{
text2 = text;
}
RegionAttachment regionAttachment = attachmentLoader.NewRegionAttachment(skin, text, text2);
if (regionAttachment == null)
{
return(null);
}
regionAttachment.Path = text2;
regionAttachment.x = num3 * scale;
regionAttachment.y = num4 * scale;
regionAttachment.scaleX = scaleX;
regionAttachment.scaleY = scaleY;
regionAttachment.rotation = rotation;
regionAttachment.width = num5 * scale;
regionAttachment.height = num6 * scale;
regionAttachment.r = (float)((num7 & 4278190080u) >> 24) / 255f;
regionAttachment.g = (float)((num7 & 0xFF0000) >> 16) / 255f;
regionAttachment.b = (float)((num7 & 0xFF00) >> 8) / 255f;
regionAttachment.a = (float)(num7 & 0xFF) / 255f;
regionAttachment.UpdateOffset();
return(regionAttachment);
}
case 1:
{
int num20 = ReadVarint(input, optimizePositive: true);
Vertices vertices4 = ReadVertices(input, num20);
if (nonessential)
{
ReadInt(input);
}
BoundingBoxAttachment boundingBoxAttachment = attachmentLoader.NewBoundingBoxAttachment(skin, text);
if (boundingBoxAttachment == null)
{
return(null);
}
boundingBoxAttachment.worldVerticesLength = num20 << 1;
boundingBoxAttachment.vertices = vertices4.vertices;
boundingBoxAttachment.bones = vertices4.bones;
return(boundingBoxAttachment);
}
case 2:
{
string text3 = ReadString(input);
int num8 = ReadInt(input);
int num9 = ReadVarint(input, optimizePositive: true);
float[] regionUVs = ReadFloatArray(input, num9 << 1, 1f);
int[] triangles = ReadShortArray(input);
Vertices vertices2 = ReadVertices(input, num9);
int num10 = ReadVarint(input, optimizePositive: true);
int[] edges = null;
float num11 = 0f;
float num12 = 0f;
if (nonessential)
{
edges = ReadShortArray(input);
num11 = ReadFloat(input);
num12 = ReadFloat(input);
}
if (text3 == null)
{
text3 = text;
}
MeshAttachment meshAttachment = attachmentLoader.NewMeshAttachment(skin, text, text3);
if (meshAttachment == null)
{
return(null);
}
meshAttachment.Path = text3;
meshAttachment.r = (float)((num8 & 4278190080u) >> 24) / 255f;
meshAttachment.g = (float)((num8 & 0xFF0000) >> 16) / 255f;
meshAttachment.b = (float)((num8 & 0xFF00) >> 8) / 255f;
meshAttachment.a = (float)(num8 & 0xFF) / 255f;
meshAttachment.bones = vertices2.bones;
meshAttachment.vertices = vertices2.vertices;
meshAttachment.WorldVerticesLength = num9 << 1;
meshAttachment.triangles = triangles;
meshAttachment.regionUVs = regionUVs;
meshAttachment.UpdateUVs();
meshAttachment.HullLength = num10 << 1;
if (nonessential)
{
meshAttachment.Edges = edges;
meshAttachment.Width = num11 * scale;
meshAttachment.Height = num12 * scale;
}
return(meshAttachment);
}
case 3:
{
string text4 = ReadString(input);
int num13 = ReadInt(input);
string skin2 = ReadString(input);
string parent = ReadString(input);
bool inheritDeform = ReadBoolean(input);
float num14 = 0f;
float num15 = 0f;
if (nonessential)
{
num14 = ReadFloat(input);
num15 = ReadFloat(input);
}
if (text4 == null)
{
text4 = text;
}
MeshAttachment meshAttachment2 = attachmentLoader.NewMeshAttachment(skin, text, text4);
if (meshAttachment2 == null)
{
return(null);
}
meshAttachment2.Path = text4;
meshAttachment2.r = (float)((num13 & 4278190080u) >> 24) / 255f;
meshAttachment2.g = (float)((num13 & 0xFF0000) >> 16) / 255f;
meshAttachment2.b = (float)((num13 & 0xFF00) >> 8) / 255f;
meshAttachment2.a = (float)(num13 & 0xFF) / 255f;
meshAttachment2.inheritDeform = inheritDeform;
if (nonessential)
{
meshAttachment2.Width = num14 * scale;
meshAttachment2.Height = num15 * scale;
}
linkedMeshes.Add(new SkeletonJson.LinkedMesh(meshAttachment2, skin2, slotIndex, parent));
return(meshAttachment2);
}
case 4:
{
bool closed = ReadBoolean(input);
bool constantSpeed = ReadBoolean(input);
int num16 = ReadVarint(input, optimizePositive: true);
Vertices vertices3 = ReadVertices(input, num16);
float[] array = new float[num16 / 3];
int i = 0;
for (int num17 = array.Length; i < num17; i++)
{
array[i] = ReadFloat(input) * scale;
}
if (nonessential)
{
ReadInt(input);
}
PathAttachment pathAttachment = attachmentLoader.NewPathAttachment(skin, text);
if (pathAttachment == null)
{
return(null);
}
pathAttachment.closed = closed;
pathAttachment.constantSpeed = constantSpeed;
pathAttachment.worldVerticesLength = num16 << 1;
pathAttachment.vertices = vertices3.vertices;
pathAttachment.bones = vertices3.bones;
pathAttachment.lengths = array;
return(pathAttachment);
}
case 5:
{
float rotation2 = ReadFloat(input);
float num18 = ReadFloat(input);
float num19 = ReadFloat(input);
if (nonessential)
{
ReadInt(input);
}
PointAttachment pointAttachment = attachmentLoader.NewPointAttachment(skin, text);
if (pointAttachment == null)
{
return(null);
}
pointAttachment.x = num18 * scale;
pointAttachment.y = num19 * scale;
pointAttachment.rotation = rotation2;
return(pointAttachment);
}
case 6:
{
int num = ReadVarint(input, optimizePositive: true);
int num2 = ReadVarint(input, optimizePositive: true);
Vertices vertices = ReadVertices(input, num2);
if (nonessential)
{
ReadInt(input);
}
ClippingAttachment clippingAttachment = attachmentLoader.NewClippingAttachment(skin, text);
if (clippingAttachment == null)
{
return(null);
}
clippingAttachment.EndSlot = skeletonData.slots.Items[num];
clippingAttachment.worldVerticesLength = num2 << 1;
clippingAttachment.vertices = vertices.vertices;
clippingAttachment.bones = vertices.bones;
return(clippingAttachment);
}
default:
return(null);
}
}
private float[] ComputeWorldPositions(PathAttachment path, int spacesCount, bool tangents, bool percentPosition, bool percentSpacing)
{
Slot slot = this.target;
float num = this.position;
float[] items = this.spaces.Items;
float[] items2 = this.positions.Resize(spacesCount * 3 + 2).Items;
bool closed = path.Closed;
int num2 = path.WorldVerticesLength;
int num3 = num2 / 6;
int num4 = -1;
float num5;
float[] items3;
if (!path.ConstantSpeed)
{
float[] array = path.Lengths;
num3 -= ((!closed) ? 2 : 1);
num5 = array[num3];
if (percentPosition)
{
num *= num5;
}
if (percentSpacing)
{
for (int i = 0; i < spacesCount; i++)
{
items[i] *= num5;
}
}
items3 = this.world.Resize(8).Items;
int j = 0;
int num6 = 0;
int num7 = 0;
while (j < spacesCount)
{
float num8 = items[j];
num += num8;
float num9 = num;
if (closed)
{
num9 %= num5;
if (num9 < 0f)
{
num9 += num5;
}
num7 = 0;
goto IL_178;
}
if (num9 < 0f)
{
if (num4 != -2)
{
num4 = -2;
path.ComputeWorldVertices(slot, 2, 4, items3, 0);
}
this.AddBeforePosition(num9, items3, 0, items2, num6);
}
else
{
if (num9 <= num5)
{
goto IL_178;
}
if (num4 != -3)
{
num4 = -3;
path.ComputeWorldVertices(slot, num2 - 6, 4, items3, 0);
}
this.AddAfterPosition(num9 - num5, items3, 0, items2, num6);
}
IL_261:
j++;
num6 += 3;
continue;
IL_178:
float num10;
for (;;)
{
num10 = array[num7];
if (num9 <= num10)
{
break;
}
num7++;
}
if (num7 == 0)
{
num9 /= num10;
}
else
{
float num11 = array[num7 - 1];
num9 = (num9 - num11) / (num10 - num11);
}
if (num7 != num4)
{
num4 = num7;
if (closed && num7 == num3)
{
path.ComputeWorldVertices(slot, num2 - 4, 4, items3, 0);
path.ComputeWorldVertices(slot, 0, 4, items3, 4);
}
else
{
path.ComputeWorldVertices(slot, num7 * 6 + 2, 8, items3, 0);
}
}
this.AddCurvePosition(num9, items3[0], items3[1], items3[2], items3[3], items3[4], items3[5], items3[6], items3[7], items2, num6, tangents || (j > 0 && num8 == 0f));
goto IL_261;
}
return(items2);
}
if (closed)
{
num2 += 2;
items3 = this.world.Resize(num2).Items;
path.ComputeWorldVertices(slot, 2, num2 - 4, items3, 0);
path.ComputeWorldVertices(slot, 0, 2, items3, num2 - 4);
items3[num2 - 2] = items3[0];
items3[num2 - 1] = items3[1];
}
else
{
num3--;
num2 -= 4;
items3 = this.world.Resize(num2).Items;
path.ComputeWorldVertices(slot, 2, num2, items3, 0);
}
float[] items4 = this.curves.Resize(num3).Items;
num5 = 0f;
float num12 = items3[0];
float num13 = items3[1];
float num14 = 0f;
float num15 = 0f;
float num16 = 0f;
float num17 = 0f;
float num18 = 0f;
float num19 = 0f;
int k = 0;
int num20 = 2;
while (k < num3)
{
num14 = items3[num20];
num15 = items3[num20 + 1];
num16 = items3[num20 + 2];
num17 = items3[num20 + 3];
num18 = items3[num20 + 4];
num19 = items3[num20 + 5];
float num21 = (num12 - num14 * 2f + num16) * 0.1875f;
float num22 = (num13 - num15 * 2f + num17) * 0.1875f;
float num23 = ((num14 - num16) * 3f - num12 + num18) * 0.09375f;
float num24 = ((num15 - num17) * 3f - num13 + num19) * 0.09375f;
float num25 = num21 * 2f + num23;
float num26 = num22 * 2f + num24;
float num27 = (num14 - num12) * 0.75f + num21 + num23 * 0.166666672f;
float num28 = (num15 - num13) * 0.75f + num22 + num24 * 0.166666672f;
num5 += (float)Math.Sqrt((double)(num27 * num27 + num28 * num28));
num27 += num25;
num28 += num26;
num25 += num23;
num26 += num24;
num5 += (float)Math.Sqrt((double)(num27 * num27 + num28 * num28));
num27 += num25;
num28 += num26;
num5 += (float)Math.Sqrt((double)(num27 * num27 + num28 * num28));
num27 += num25 + num23;
num28 += num26 + num24;
num5 += (float)Math.Sqrt((double)(num27 * num27 + num28 * num28));
items4[k] = num5;
num12 = num18;
num13 = num19;
k++;
num20 += 6;
}
if (percentPosition)
{
num *= num5;
}
if (percentSpacing)
{
for (int l = 0; l < spacesCount; l++)
{
items[l] *= num5;
}
}
float[] array2 = this.segments;
float num29 = 0f;
int m = 0;
int num30 = 0;
int num31 = 0;
int num32 = 0;
while (m < spacesCount)
{
float num33 = items[m];
num += num33;
float num34 = num;
if (closed)
{
num34 %= num5;
if (num34 < 0f)
{
num34 += num5;
}
num31 = 0;
goto IL_5C5;
}
if (num34 < 0f)
{
this.AddBeforePosition(num34, items3, 0, items2, num30);
}
else
{
if (num34 <= num5)
{
goto IL_5C5;
}
this.AddAfterPosition(num34 - num5, items3, num2 - 4, items2, num30);
}
IL_881:
m++;
num30 += 3;
continue;
IL_5C5:
float num35;
for (;;)
{
num35 = items4[num31];
if (num34 <= num35)
{
break;
}
num31++;
}
if (num31 == 0)
{
num34 /= num35;
}
else
{
float num36 = items4[num31 - 1];
num34 = (num34 - num36) / (num35 - num36);
}
if (num31 != num4)
{
num4 = num31;
int n = num31 * 6;
num12 = items3[n];
num13 = items3[n + 1];
num14 = items3[n + 2];
num15 = items3[n + 3];
num16 = items3[n + 4];
num17 = items3[n + 5];
num18 = items3[n + 6];
num19 = items3[n + 7];
float num21 = (num12 - num14 * 2f + num16) * 0.03f;
float num22 = (num13 - num15 * 2f + num17) * 0.03f;
float num23 = ((num14 - num16) * 3f - num12 + num18) * 0.006f;
float num24 = ((num15 - num17) * 3f - num13 + num19) * 0.006f;
float num25 = num21 * 2f + num23;
float num26 = num22 * 2f + num24;
float num27 = (num14 - num12) * 0.3f + num21 + num23 * 0.166666672f;
float num28 = (num15 - num13) * 0.3f + num22 + num24 * 0.166666672f;
num29 = (float)Math.Sqrt((double)(num27 * num27 + num28 * num28));
array2[0] = num29;
for (n = 1; n < 8; n++)
{
num27 += num25;
num28 += num26;
num25 += num23;
num26 += num24;
num29 += (float)Math.Sqrt((double)(num27 * num27 + num28 * num28));
array2[n] = num29;
}
num27 += num25;
num28 += num26;
num29 += (float)Math.Sqrt((double)(num27 * num27 + num28 * num28));
array2[8] = num29;
num27 += num25 + num23;
num28 += num26 + num24;
num29 += (float)Math.Sqrt((double)(num27 * num27 + num28 * num28));
array2[9] = num29;
num32 = 0;
}
num34 *= num29;
float num37;
for (;;)
{
num37 = array2[num32];
if (num34 <= num37)
{
break;
}
num32++;
}
if (num32 == 0)
{
num34 /= num37;
}
else
{
float num38 = array2[num32 - 1];
num34 = (float)num32 + (num34 - num38) / (num37 - num38);
}
this.AddCurvePosition(num34 * 0.1f, num12, num13, num14, num15, num16, num17, num18, num19, items2, num30, tangents || (m > 0 && num33 == 0f));
goto IL_881;
}
return(items2);
}
public void Update()
{
PathAttachment pathAttachment = this.target.Attachment as PathAttachment;
if (pathAttachment == null)
{
return;
}
float num = this.rotateMix;
float num2 = this.translateMix;
bool flag = num2 > 0f;
bool flag2 = num > 0f;
if (!flag && !flag2)
{
return;
}
PathConstraintData pathConstraintData = this.data;
SpacingMode spacingMode = pathConstraintData.spacingMode;
bool flag3 = spacingMode == SpacingMode.Length;
RotateMode rotateMode = pathConstraintData.rotateMode;
bool flag4 = rotateMode == RotateMode.Tangent;
bool flag5 = rotateMode == RotateMode.ChainScale;
int count = this.bones.Count;
int num3 = (!flag4) ? (count + 1) : count;
Bone[] items = this.bones.Items;
ExposedList <float> exposedList = this.spaces.Resize(num3);
ExposedList <float> exposedList2 = null;
float num4 = this.spacing;
if (flag5 || flag3)
{
if (flag5)
{
exposedList2 = this.lengths.Resize(count);
}
int i = 0;
int num5 = num3 - 1;
while (i < num5)
{
Bone bone = items[i];
float num6 = bone.data.length;
float num7 = num6 * bone.a;
float num8 = num6 * bone.c;
num6 = (float)Math.Sqrt((double)(num7 * num7 + num8 * num8));
if (flag5)
{
exposedList2.Items[i] = num6;
}
exposedList.Items[++i] = ((!flag3) ? num4 : Math.Max(0f, num6 + num4));
}
}
else
{
for (int j = 1; j < num3; j++)
{
exposedList.Items[j] = num4;
}
}
float[] array = this.ComputeWorldPositions(pathAttachment, num3, flag4, pathConstraintData.positionMode == PositionMode.Percent, spacingMode == SpacingMode.Percent);
Skeleton skeleton = this.target.Skeleton;
float x = skeleton.x;
float y = skeleton.y;
float num9 = array[0];
float num10 = array[1];
float offsetRotation = pathConstraintData.offsetRotation;
bool flag6 = rotateMode == RotateMode.Chain && offsetRotation == 0f;
int k = 0;
int num11 = 3;
while (k < count)
{
Bone bone2 = items[k];
bone2.worldX += (num9 - x - bone2.worldX) * num2;
bone2.worldY += (num10 - y - bone2.worldY) * num2;
float num12 = array[num11];
float num13 = array[num11 + 1];
float num14 = num12 - num9;
float num15 = num13 - num10;
if (flag5)
{
float num16 = exposedList2.Items[k];
if (num16 != 0f)
{
float num17 = ((float)Math.Sqrt((double)(num14 * num14 + num15 * num15)) / num16 - 1f) * num + 1f;
bone2.a *= num17;
bone2.c *= num17;
}
}
num9 = num12;
num10 = num13;
if (flag2)
{
float a = bone2.a;
float b = bone2.b;
float c = bone2.c;
float d = bone2.d;
float num18;
if (flag4)
{
num18 = array[num11 - 1];
}
else if (exposedList.Items[k + 1] == 0f)
{
num18 = array[num11 + 2];
}
else
{
num18 = MathUtils.Atan2(num15, num14);
}
num18 -= MathUtils.Atan2(c, a) - offsetRotation * 0.0174532924f;
float num19;
float num20;
if (flag6)
{
num19 = MathUtils.Cos(num18);
num20 = MathUtils.Sin(num18);
float length = bone2.data.length;
num9 += (length * (num19 * a - num20 * c) - num14) * num;
num10 += (length * (num20 * a + num19 * c) - num15) * num;
}
if (num18 > 3.14159274f)
{
num18 -= 6.28318548f;
}
else if (num18 < -3.14159274f)
{
num18 += 6.28318548f;
}
num18 *= num;
num19 = MathUtils.Cos(num18);
num20 = MathUtils.Sin(num18);
bone2.a = num19 * a - num20 * c;
bone2.b = num19 * b - num20 * d;
bone2.c = num20 * a + num19 * c;
bone2.d = num20 * b + num19 * d;
}
k++;
num11 += 3;
}
}
/// <returns>May be null to not load any attachment</returns>
public PathAttachment NewPathAttachment(Skin skin, string name)
{
var attachment = new PathAttachment(name);
return(attachment);
}
public void Update()
{
PathAttachment attachment = target.Attachment as PathAttachment;
if (attachment == null)
{
return;
}
float mixRotate = this.mixRotate, mixX = this.mixX, mixY = this.mixY;
if (mixRotate == 0 && mixX == 0 && mixY == 0)
{
return;
}
PathConstraintData data = this.data;
bool tangents = data.rotateMode == RotateMode.Tangent, scale = data.rotateMode == RotateMode.ChainScale;
int boneCount = this.bones.Count, spacesCount = tangents ? boneCount : boneCount + 1;
Bone[] bonesItems = this.bones.Items;
float[] spaces = this.spaces.Resize(spacesCount).Items, lengths = scale ? this.lengths.Resize(boneCount).Items : null;
float spacing = this.spacing;
switch (data.spacingMode)
{
case SpacingMode.Percent:
if (scale)
{
for (int i = 0, n = spacesCount - 1; i < n; i++)
{
Bone bone = bonesItems[i];
float setupLength = bone.data.length;
if (setupLength < PathConstraint.Epsilon)
{
lengths[i] = 0;
}
else
{
float x = setupLength * bone.a, y = setupLength * bone.c;
lengths[i] = (float)Math.Sqrt(x * x + y * y);
}
}
}
ArraysFill(spaces, 1, spacesCount, spacing);
break;
case SpacingMode.Proportional: {
float sum = 0;
for (int i = 0, n = spacesCount - 1; i < n;)
{
Bone bone = bonesItems[i];
float setupLength = bone.data.length;
if (setupLength < PathConstraint.Epsilon)
{
if (scale)
{
lengths[i] = 0;
}
spaces[++i] = spacing;
}
else
{
float x = setupLength * bone.a, y = setupLength * bone.c;
float length = (float)Math.Sqrt(x * x + y * y);
if (scale)
{
lengths[i] = length;
}
spaces[++i] = length;
sum += length;
}
}
if (sum > 0)
{
sum = spacesCount / sum * spacing;
for (int i = 1; i < spacesCount; i++)
{
spaces[i] *= sum;
}
}
break;
}
default: {
bool lengthSpacing = data.spacingMode == SpacingMode.Length;
for (int i = 0, n = spacesCount - 1; i < n;)
{
Bone bone = bonesItems[i];
float setupLength = bone.data.length;
if (setupLength < PathConstraint.Epsilon)
{
if (scale)
{
lengths[i] = 0;
}
spaces[++i] = spacing;
}
else
{
float x = setupLength * bone.a, y = setupLength * bone.c;
float length = (float)Math.Sqrt(x * x + y * y);
if (scale)
{
lengths[i] = length;
}
spaces[++i] = (lengthSpacing ? setupLength + spacing : spacing) * length / setupLength;
}
}
break;
}
}
float[] positions = ComputeWorldPositions(attachment, spacesCount, tangents);
float boneX = positions[0], boneY = positions[1], offsetRotation = data.offsetRotation;
bool tip;
if (offsetRotation == 0)
{
tip = data.rotateMode == RotateMode.Chain;
}
else
{
tip = false;
Bone p = target.bone;
offsetRotation *= p.a * p.d - p.b * p.c > 0 ? MathUtils.DegRad : -MathUtils.DegRad;
}
for (int i = 0, p = 3; i < boneCount; i++, p += 3)
{
Bone bone = bonesItems[i];
bone.worldX += (boneX - bone.worldX) * mixX;
bone.worldY += (boneY - bone.worldY) * mixY;
float x = positions[p], y = positions[p + 1], dx = x - boneX, dy = y - boneY;
if (scale)
{
float length = lengths[i];
if (length >= PathConstraint.Epsilon)
{
float s = ((float)Math.Sqrt(dx * dx + dy * dy) / length - 1) * mixRotate + 1;
bone.a *= s;
bone.c *= s;
}
}
boneX = x;
boneY = y;
if (mixRotate > 0)
{
float a = bone.a, b = bone.b, c = bone.c, d = bone.d, r, cos, sin;
if (tangents)
{
r = positions[p - 1];
}
else if (spaces[i + 1] < PathConstraint.Epsilon)
{
r = positions[p + 2];
}
else
{
r = MathUtils.Atan2(dy, dx);
}
r -= MathUtils.Atan2(c, a);
if (tip)
{
cos = MathUtils.Cos(r);
sin = MathUtils.Sin(r);
float length = bone.data.length;
boneX += (length * (cos * a - sin * c) - dx) * mixRotate;
boneY += (length * (sin * a + cos * c) - dy) * mixRotate;
}
else
{
r += offsetRotation;
}
if (r > MathUtils.PI)
{
r -= MathUtils.PI2;
}
else if (r < -MathUtils.PI) //
{
r += MathUtils.PI2;
}
r *= mixRotate;
cos = MathUtils.Cos(r);
sin = MathUtils.Sin(r);
bone.a = cos * a - sin * c;
bone.b = cos * b - sin * d;
bone.c = sin * a + cos * c;
bone.d = sin * b + cos * d;
}
bone.UpdateAppliedTransform();
}
}
private float[] ComputeWorldPositions(PathAttachment path, int spacesCount, bool tangents, bool percentPosition, bool percentSpacing)
{
Slot slot = target;
float num = position;
float[] items = spaces.Items;
float[] items2 = positions.Resize(spacesCount * 3 + 2).Items;
bool closed = path.Closed;
int worldVerticesLength = path.WorldVerticesLength;
int num2 = worldVerticesLength / 6;
int num3 = -1;
float[] items3;
float num4;
if (!path.ConstantSpeed)
{
float[] array = path.Lengths;
num2 -= (closed ? 1 : 2);
num4 = array[num2];
if (percentPosition)
{
num *= num4;
}
if (percentSpacing)
{
for (int i = 0; i < spacesCount; i++)
{
items[i] *= num4;
}
}
items3 = world.Resize(8).Items;
int j = 0;
int k = 0;
int num5 = 0;
for (; j < spacesCount; j++, k += 3)
{
float num6 = items[j];
num += num6;
float num7 = num;
if (closed)
{
num7 %= num4;
if (num7 < 0f)
{
num7 += num4;
}
num5 = 0;
}
else
{
if (num7 < 0f)
{
if (num3 != -2)
{
num3 = -2;
path.ComputeWorldVertices(slot, 2, 4, items3, 0);
}
AddBeforePosition(num7, items3, 0, items2, k);
continue;
}
if (num7 > num4)
{
if (num3 != -3)
{
num3 = -3;
path.ComputeWorldVertices(slot, worldVerticesLength - 6, 4, items3, 0);
}
AddAfterPosition(num7 - num4, items3, 0, items2, k);
continue;
}
}
float num8;
while (true)
{
num8 = array[num5];
if (!(num7 > num8))
{
break;
}
num5++;
}
if (num5 == 0)
{
num7 /= num8;
}
else
{
float num9 = array[num5 - 1];
num7 = (num7 - num9) / (num8 - num9);
}
if (num5 != num3)
{
num3 = num5;
if (closed && num5 == num2)
{
path.ComputeWorldVertices(slot, worldVerticesLength - 4, 4, items3, 0);
path.ComputeWorldVertices(slot, 0, 4, items3, 4);
}
else
{
path.ComputeWorldVertices(slot, num5 * 6 + 2, 8, items3, 0);
}
}
AddCurvePosition(num7, items3[0], items3[1], items3[2], items3[3], items3[4], items3[5], items3[6], items3[7], items2, k, tangents || (j > 0 && num6 == 0f));
}
return(items2);
}
if (closed)
{
worldVerticesLength += 2;
items3 = world.Resize(worldVerticesLength).Items;
path.ComputeWorldVertices(slot, 2, worldVerticesLength - 4, items3, 0);
path.ComputeWorldVertices(slot, 0, 2, items3, worldVerticesLength - 4);
items3[worldVerticesLength - 2] = items3[0];
items3[worldVerticesLength - 1] = items3[1];
}
else
{
num2--;
worldVerticesLength -= 4;
items3 = world.Resize(worldVerticesLength).Items;
path.ComputeWorldVertices(slot, 2, worldVerticesLength, items3, 0);
}
float[] items4 = curves.Resize(num2).Items;
num4 = 0f;
float num10 = items3[0];
float num11 = items3[1];
float num12 = 0f;
float num13 = 0f;
float num14 = 0f;
float num15 = 0f;
float num16 = 0f;
float num17 = 0f;
int num18 = 0;
int num19 = 2;
while (num18 < num2)
{
num12 = items3[num19];
num13 = items3[num19 + 1];
num14 = items3[num19 + 2];
num15 = items3[num19 + 3];
num16 = items3[num19 + 4];
num17 = items3[num19 + 5];
float num20 = (num10 - num12 * 2f + num14) * 0.1875f;
float num21 = (num11 - num13 * 2f + num15) * 0.1875f;
float num22 = ((num12 - num14) * 3f - num10 + num16) * (3f / 32f);
float num23 = ((num13 - num15) * 3f - num11 + num17) * (3f / 32f);
float num24 = num20 * 2f + num22;
float num25 = num21 * 2f + num23;
float num26 = (num12 - num10) * 0.75f + num20 + num22 * (355f / (678f * (float)Math.PI));
float num27 = (num13 - num11) * 0.75f + num21 + num23 * (355f / (678f * (float)Math.PI));
num4 += (float)Math.Sqrt(num26 * num26 + num27 * num27);
num26 += num24;
num27 += num25;
num24 += num22;
num25 += num23;
num4 += (float)Math.Sqrt(num26 * num26 + num27 * num27);
num26 += num24;
num27 += num25;
num4 += (float)Math.Sqrt(num26 * num26 + num27 * num27);
num26 += num24 + num22;
num27 += num25 + num23;
num4 = (items4[num18] = num4 + (float)Math.Sqrt(num26 * num26 + num27 * num27));
num10 = num16;
num11 = num17;
num18++;
num19 += 6;
}
if (percentPosition)
{
num *= num4;
}
if (percentSpacing)
{
for (int l = 0; l < spacesCount; l++)
{
items[l] *= num4;
}
}
float[] array2 = segments;
float num28 = 0f;
int m = 0;
int n = 0;
int num29 = 0;
int num30 = 0;
for (; m < spacesCount; m++, n += 3)
{
float num31 = items[m];
num += num31;
float num32 = num;
if (closed)
{
num32 %= num4;
if (num32 < 0f)
{
num32 += num4;
}
num29 = 0;
}
else
{
if (num32 < 0f)
{
AddBeforePosition(num32, items3, 0, items2, n);
continue;
}
if (num32 > num4)
{
AddAfterPosition(num32 - num4, items3, worldVerticesLength - 4, items2, n);
continue;
}
}
float num33;
while (true)
{
num33 = items4[num29];
if (!(num32 > num33))
{
break;
}
num29++;
}
if (num29 == 0)
{
num32 /= num33;
}
else
{
float num34 = items4[num29 - 1];
num32 = (num32 - num34) / (num33 - num34);
}
if (num29 != num3)
{
num3 = num29;
int num35 = num29 * 6;
num10 = items3[num35];
num11 = items3[num35 + 1];
num12 = items3[num35 + 2];
num13 = items3[num35 + 3];
num14 = items3[num35 + 4];
num15 = items3[num35 + 5];
num16 = items3[num35 + 6];
num17 = items3[num35 + 7];
float num20 = (num10 - num12 * 2f + num14) * 0.03f;
float num21 = (num11 - num13 * 2f + num15) * 0.03f;
float num22 = ((num12 - num14) * 3f - num10 + num16) * 0.006f;
float num23 = ((num13 - num15) * 3f - num11 + num17) * 0.006f;
float num24 = num20 * 2f + num22;
float num25 = num21 * 2f + num23;
float num26 = (num12 - num10) * 0.3f + num20 + num22 * (355f / (678f * (float)Math.PI));
float num27 = (num13 - num11) * 0.3f + num21 + num23 * (355f / (678f * (float)Math.PI));
num28 = (array2[0] = (float)Math.Sqrt(num26 * num26 + num27 * num27));
for (num35 = 1; num35 < 8; num35++)
{
num26 += num24;
num27 += num25;
num24 += num22;
num25 += num23;
num28 = (array2[num35] = num28 + (float)Math.Sqrt(num26 * num26 + num27 * num27));
}
num26 += num24;
num27 += num25;
num28 = (array2[8] = num28 + (float)Math.Sqrt(num26 * num26 + num27 * num27));
num26 += num24 + num22;
num27 += num25 + num23;
num28 = (array2[9] = num28 + (float)Math.Sqrt(num26 * num26 + num27 * num27));
num30 = 0;
}
num32 *= num28;
float num36;
while (true)
{
num36 = array2[num30];
if (!(num32 > num36))
{
break;
}
num30++;
}
if (num30 == 0)
{
num32 /= num36;
}
else
{
float num37 = array2[num30 - 1];
num32 = (float)num30 + (num32 - num37) / (num36 - num37);
}
AddCurvePosition(num32 * 0.1f, num10, num11, num12, num13, num14, num15, num16, num17, items2, n, tangents || (m > 0 && num31 == 0f));
}
return(items2);
}
public void Update()
{
PathAttachment pathAttachment = target.Attachment as PathAttachment;
if (pathAttachment == null)
{
return;
}
float num = rotateMix;
float num2 = translateMix;
bool flag = num2 > 0f;
bool flag2 = num > 0f;
if (!flag && !flag2)
{
return;
}
PathConstraintData pathConstraintData = data;
SpacingMode spacingMode = pathConstraintData.spacingMode;
bool flag3 = spacingMode == SpacingMode.Length;
RotateMode rotateMode = pathConstraintData.rotateMode;
bool flag4 = rotateMode == RotateMode.Tangent;
bool flag5 = rotateMode == RotateMode.ChainScale;
int count = bones.Count;
int num3 = (!flag4) ? (count + 1) : count;
Bone[] items = bones.Items;
ExposedList <float> exposedList = spaces.Resize(num3);
ExposedList <float> exposedList2 = null;
float num4 = spacing;
if (flag5 || flag3)
{
if (flag5)
{
exposedList2 = lengths.Resize(count);
}
int num5 = 0;
int num6 = num3 - 1;
while (num5 < num6)
{
Bone bone = items[num5];
float num7 = bone.data.length;
if (num7 == 0f)
{
num7 = 1E-09f;
}
float num8 = num7 * bone.a;
float num9 = num7 * bone.c;
float num10 = (float)Math.Sqrt(num8 * num8 + num9 * num9);
if (flag5)
{
exposedList2.Items[num5] = num7;
}
exposedList.Items[++num5] = ((!flag3) ? num4 : Math.Max(0f, num7 + num4)) * num10 / num7;
}
}
else
{
for (int i = 1; i < num3; i++)
{
exposedList.Items[i] = num4;
}
}
float[] array = ComputeWorldPositions(pathAttachment, num3, flag4, pathConstraintData.positionMode == PositionMode.Percent, spacingMode == SpacingMode.Percent);
float num11 = array[0];
float num12 = array[1];
float num13 = pathConstraintData.offsetRotation;
bool flag6;
if (num13 == 0f)
{
flag6 = (rotateMode == RotateMode.Chain);
}
else
{
flag6 = false;
Bone bone2 = target.bone;
num13 *= ((!(bone2.a * bone2.d - bone2.b * bone2.c > 0f)) ? (-(float)Math.PI / 180f) : ((float)Math.PI / 180f));
}
int num14 = 0;
int num15 = 3;
while (num14 < count)
{
Bone bone3 = items[num14];
bone3.worldX += (num11 - bone3.worldX) * num2;
bone3.worldY += (num12 - bone3.worldY) * num2;
float num16 = array[num15];
float num17 = array[num15 + 1];
float num18 = num16 - num11;
float num19 = num17 - num12;
if (flag5)
{
float num20 = exposedList2.Items[num14];
if (num20 != 0f)
{
float num21 = ((float)Math.Sqrt(num18 * num18 + num19 * num19) / num20 - 1f) * num + 1f;
bone3.a *= num21;
bone3.c *= num21;
}
}
num11 = num16;
num12 = num17;
if (flag2)
{
float a = bone3.a;
float b = bone3.b;
float c = bone3.c;
float d = bone3.d;
float num22 = flag4 ? array[num15 - 1] : ((exposedList.Items[num14 + 1] != 0f) ? MathUtils.Atan2(num19, num18) : array[num15 + 2]);
num22 -= MathUtils.Atan2(c, a);
float num23;
float num24;
if (flag6)
{
num23 = MathUtils.Cos(num22);
num24 = MathUtils.Sin(num22);
float length = bone3.data.length;
num11 += (length * (num23 * a - num24 * c) - num18) * num;
num12 += (length * (num24 * a + num23 * c) - num19) * num;
}
else
{
num22 += num13;
}
if (num22 > (float)Math.PI)
{
num22 -= (float)Math.PI * 2f;
}
else if (num22 < -(float)Math.PI)
{
num22 += (float)Math.PI * 2f;
}
num22 *= num;
num23 = MathUtils.Cos(num22);
num24 = MathUtils.Sin(num22);
bone3.a = num23 * a - num24 * c;
bone3.b = num23 * b - num24 * d;
bone3.c = num24 * a + num23 * c;
bone3.d = num24 * b + num23 * d;
}
bone3.appliedValid = false;
num14++;
num15 += 3;
}
}
/// <summary>Caches information about bones and constraints. Must be called if bones, constraints or weighted path attachments are added
/// or removed.</summary>
public void UpdateCache()
{
ExposedList <IUpdatable> updateCache = this.updateCache;
updateCache.Clear();
ExposedList <Bone> bones = this.bones;
for (int i = 0, n = bones.Count; i < n; i++)
{
bones.Items[i].sorted = false;
}
ExposedList <IkConstraint> ikConstraints = this.ikConstraintsSorted;
ikConstraints.Clear();
ikConstraints.AddRange(this.ikConstraints);
int ikCount = ikConstraints.Count;
for (int i = 0, level, n = ikCount; i < n; i++)
{
IkConstraint ik = ikConstraints.Items[i];
Bone bone = ik.bones.Items[0].parent;
for (level = 0; bone != null; level++)
{
bone = bone.parent;
}
ik.level = level;
}
for (int i = 1, ii; i < ikCount; i++)
{
IkConstraint ik = ikConstraints.Items[i];
int level = ik.level;
for (ii = i - 1; ii >= 0; ii--)
{
IkConstraint other = ikConstraints.Items[ii];
if (other.level < level)
{
break;
}
ikConstraints.Items[ii + 1] = other;
}
ikConstraints.Items[ii + 1] = ik;
}
for (int i = 0, n = ikConstraints.Count; i < n; i++)
{
IkConstraint constraint = ikConstraints.Items[i];
Bone target = constraint.target;
SortBone(target);
ExposedList <Bone> constrained = constraint.bones;
Bone parent = constrained.Items[0];
SortBone(parent);
updateCache.Add(constraint);
SortReset(parent.children);
constrained.Items[constrained.Count - 1].sorted = true;
}
ExposedList <PathConstraint> pathConstraints = this.pathConstraints;
for (int i = 0, n = pathConstraints.Count; i < n; i++)
{
PathConstraint constraint = pathConstraints.Items[i];
Slot slot = constraint.target;
int slotIndex = slot.data.index;
Bone slotBone = slot.bone;
if (skin != null)
{
SortPathConstraintAttachment(skin, slotIndex, slotBone);
}
if (data.defaultSkin != null && data.defaultSkin != skin)
{
SortPathConstraintAttachment(data.defaultSkin, slotIndex, slotBone);
}
for (int ii = 0, nn = data.skins.Count; ii < nn; ii++)
{
SortPathConstraintAttachment(data.skins.Items[ii], slotIndex, slotBone);
}
PathAttachment attachment = slot.Attachment as PathAttachment;
if (attachment != null)
{
SortPathConstraintAttachment(attachment, slotBone);
}
ExposedList <Bone> constrained = constraint.bones;
int boneCount = constrained.Count;
for (int ii = 0; ii < boneCount; ii++)
{
SortBone(constrained.Items[ii]);
}
updateCache.Add(constraint);
for (int ii = 0; ii < boneCount; ii++)
{
SortReset(constrained.Items[ii].children);
}
for (int ii = 0; ii < boneCount; ii++)
{
constrained.Items[ii].sorted = true;
}
}
ExposedList <TransformConstraint> transformConstraints = this.transformConstraints;
for (int i = 0, n = transformConstraints.Count; i < n; i++)
{
TransformConstraint constraint = transformConstraints.Items[i];
SortBone(constraint.target);
ExposedList <Bone> constrained = constraint.bones;
int boneCount = constrained.Count;
for (int ii = 0; ii < boneCount; ii++)
{
SortBone(constrained.Items[ii]);
}
updateCache.Add(constraint);
for (int ii = 0; ii < boneCount; ii++)
{
SortReset(constrained.Items[ii].children);
}
for (int ii = 0; ii < boneCount; ii++)
{
constrained.Items[ii].sorted = true;
}
}
for (int i = 0, n = bones.Count; i < n; i++)
{
SortBone(bones.Items[i]);
}
}
private Attachment ReadAttachment(NewStream input, Skin skin, int slotIndex, String attachmentName, bool nonessential)
{
float scale = Scale;
String name = ReadString(input);
if (name == null)
{
name = attachmentName;
}
AttachmentType type = (AttachmentType)input.ReadByte();
switch (type)
{
case AttachmentType.Region: {
String path = ReadString(input);
float rotation = ReadFloat(input);
float x = ReadFloat(input);
float y = ReadFloat(input);
float scaleX = ReadFloat(input);
float scaleY = ReadFloat(input);
float width = ReadFloat(input);
float height = ReadFloat(input);
int color = ReadInt(input);
if (path == null)
{
path = name;
}
RegionAttachment region = attachmentLoader.NewRegionAttachment(skin, name, path);
if (region == null)
{
return(null);
}
region.Path = path;
region.x = x * scale;
region.y = y * scale;
region.scaleX = scaleX;
region.scaleY = scaleY;
region.rotation = rotation;
region.width = width * scale;
region.height = height * scale;
region.r = ((color & 0xff000000) >> 24) / 255f;
region.g = ((color & 0x00ff0000) >> 16) / 255f;
region.b = ((color & 0x0000ff00) >> 8) / 255f;
region.a = ((color & 0x000000ff)) / 255f;
region.UpdateOffset();
return(region);
}
case AttachmentType.Boundingbox: {
int vertexCount = ReadVarint(input, true);
Vertices vertices = ReadVertices(input, vertexCount);
if (nonessential)
{
ReadInt(input); //int color = nonessential ? ReadInt(input) : 0; // Avoid unused local warning.
}
BoundingBoxAttachment box = attachmentLoader.NewBoundingBoxAttachment(skin, name);
if (box == null)
{
return(null);
}
box.worldVerticesLength = vertexCount << 1;
box.vertices = vertices.vertices;
box.bones = vertices.bones;
return(box);
}
case AttachmentType.Mesh: {
String path = ReadString(input);
int color = ReadInt(input);
int vertexCount = ReadVarint(input, true);
float[] uvs = ReadFloatArray(input, vertexCount << 1, 1);
int[] triangles = ReadShortArray(input);
Vertices vertices = ReadVertices(input, vertexCount);
int hullLength = ReadVarint(input, true);
int[] edges = null;
float width = 0, height = 0;
if (nonessential)
{
edges = ReadShortArray(input);
width = ReadFloat(input);
height = ReadFloat(input);
}
if (path == null)
{
path = name;
}
MeshAttachment mesh = attachmentLoader.NewMeshAttachment(skin, name, path);
if (mesh == null)
{
return(null);
}
mesh.Path = path;
mesh.r = ((color & 0xff000000) >> 24) / 255f;
mesh.g = ((color & 0x00ff0000) >> 16) / 255f;
mesh.b = ((color & 0x0000ff00) >> 8) / 255f;
mesh.a = ((color & 0x000000ff)) / 255f;
mesh.bones = vertices.bones;
mesh.vertices = vertices.vertices;
mesh.WorldVerticesLength = vertexCount << 1;
mesh.triangles = triangles;
mesh.regionUVs = uvs;
mesh.UpdateUVs();
mesh.HullLength = hullLength << 1;
if (nonessential)
{
mesh.Edges = edges;
mesh.Width = width * scale;
mesh.Height = height * scale;
}
return(mesh);
}
case AttachmentType.Linkedmesh: {
String path = ReadString(input);
int color = ReadInt(input);
String skinName = ReadString(input);
String parent = ReadString(input);
bool inheritDeform = ReadBoolean(input);
float width = 0, height = 0;
if (nonessential)
{
width = ReadFloat(input);
height = ReadFloat(input);
}
if (path == null)
{
path = name;
}
MeshAttachment mesh = attachmentLoader.NewMeshAttachment(skin, name, path);
if (mesh == null)
{
return(null);
}
mesh.Path = path;
mesh.r = ((color & 0xff000000) >> 24) / 255f;
mesh.g = ((color & 0x00ff0000) >> 16) / 255f;
mesh.b = ((color & 0x0000ff00) >> 8) / 255f;
mesh.a = ((color & 0x000000ff)) / 255f;
mesh.inheritDeform = inheritDeform;
if (nonessential)
{
mesh.Width = width * scale;
mesh.Height = height * scale;
}
linkedMeshes.Add(new SkeletonJson.LinkedMesh(mesh, skinName, slotIndex, parent));
return(mesh);
}
case AttachmentType.Path: {
bool closed = ReadBoolean(input);
bool constantSpeed = ReadBoolean(input);
int vertexCount = ReadVarint(input, true);
Vertices vertices = ReadVertices(input, vertexCount);
float[] lengths = new float[vertexCount / 3];
for (int i = 0, n = lengths.Length; i < n; i++)
{
lengths[i] = ReadFloat(input) * scale;
}
if (nonessential)
{
ReadInt(input); //int color = nonessential ? ReadInt(input) : 0; // Avoid unused local warning.
}
PathAttachment path = attachmentLoader.NewPathAttachment(skin, name);
if (path == null)
{
return(null);
}
path.closed = closed;
path.constantSpeed = constantSpeed;
path.worldVerticesLength = vertexCount << 1;
path.vertices = vertices.vertices;
path.bones = vertices.bones;
path.lengths = lengths;
return(path);
}
}
return(null);
}
public void Update()
{
PathAttachment attachment = target.Attachment as PathAttachment;
if (attachment == null)
{
return;
}
float rotateMix = this.rotateMix, translateMix = this.translateMix;
bool translate = translateMix > 0, rotate = rotateMix > 0;
if (!translate && !rotate)
{
return;
}
PathConstraintData data = this.data;
SpacingMode spacingMode = data.spacingMode;
bool lengthSpacing = spacingMode == SpacingMode.Length;
RotateMode rotateMode = data.rotateMode;
bool tangents = rotateMode == RotateMode.Tangent, scale = rotateMode == RotateMode.ChainScale;
int boneCount = this.bones.Count, spacesCount = tangents ? boneCount : boneCount + 1;
Bone[] bones = this.bones.Items;
ExposedList <float> spaces = this.spaces.Resize(spacesCount), lengths = null;
float spacing = this.spacing;
if (scale || lengthSpacing)
{
if (scale)
{
lengths = this.lengths.Resize(boneCount);
}
for (int i = 0, n = spacesCount - 1; i < n;)
{
Bone bone = bones[i];
float length = bone.data.length, x = length * bone.a, y = length * bone.c;
length = (float)Math.Sqrt(x * x + y * y);
if (scale)
{
lengths.Items[i] = length;
}
spaces.Items[++i] = lengthSpacing ? Math.Max(0, length + spacing) : spacing;
}
}
else
{
for (int i = 1; i < spacesCount; i++)
{
spaces.Items[i] = spacing;
}
}
float[] positions = ComputeWorldPositions(attachment, spacesCount, tangents,
data.positionMode == PositionMode.Percent, spacingMode == SpacingMode.Percent);
Skeleton skeleton = target.Skeleton;
float skeletonX = skeleton.x, skeletonY = skeleton.y;
float boneX = positions[0], boneY = positions[1], offsetRotation = data.offsetRotation;
bool tip = rotateMode == RotateMode.Chain && offsetRotation == 0;
for (int i = 0, p = 3; i < boneCount; i++, p += 3)
{
Bone bone = (Bone)bones[i];
bone.worldX += (boneX - skeletonX - bone.worldX) * translateMix;
bone.worldY += (boneY - skeletonY - bone.worldY) * translateMix;
float x = positions[p], y = positions[p + 1], dx = x - boneX, dy = y - boneY;
if (scale)
{
float length = lengths.Items[i];
if (length != 0)
{
float s = ((float)Math.Sqrt(dx * dx + dy * dy) / length - 1) * rotateMix + 1;
bone.a *= s;
bone.c *= s;
}
}
boneX = x;
boneY = y;
if (rotate)
{
float a = bone.a, b = bone.b, c = bone.c, d = bone.d, r, cos, sin;
if (tangents)
{
r = positions[p - 1];
}
else if (spaces.Items[i + 1] == 0)
{
r = positions[p + 2];
}
else
{
r = MathUtils.Atan2(dy, dx);
}
r -= MathUtils.Atan2(c, a) - offsetRotation * MathUtils.degRad;
if (tip)
{
cos = MathUtils.Cos(r);
sin = MathUtils.Sin(r);
float length = bone.data.length;
boneX += (length * (cos * a - sin * c) - dx) * rotateMix;
boneY += (length * (sin * a + cos * c) - dy) * rotateMix;
}
if (r > MathUtils.PI)
{
r -= MathUtils.PI2;
}
else if (r < -MathUtils.PI) //
{
r += MathUtils.PI2;
}
r *= rotateMix;
cos = MathUtils.Cos(r);
sin = MathUtils.Sin(r);
bone.a = cos * a - sin * c;
bone.b = cos * b - sin * d;
bone.c = sin * a + cos * c;
bone.d = sin * b + cos * d;
}
}
}
public void Update()
{
PathAttachment attachment = target.Attachment as PathAttachment;
if (attachment == null)
{
return;
}
float rotateMix = this.rotateMix, translateMix = this.translateMix;
bool translate = translateMix > 0, rotate = rotateMix > 0;
if (!translate && !rotate)
{
return;
}
PathConstraintData data = this.data;
bool percentSpacing = data.spacingMode == SpacingMode.Percent;
RotateMode rotateMode = data.rotateMode;
bool tangents = rotateMode == RotateMode.Tangent, scale = rotateMode == RotateMode.ChainScale;
int boneCount = this.bones.Count, spacesCount = tangents ? boneCount : boneCount + 1;
Bone[] bonesItems = this.bones.Items;
ExposedList <float> spaces = this.spaces.Resize(spacesCount), lengths = null;
float spacing = this.spacing;
if (scale || !percentSpacing)
{
if (scale)
{
lengths = this.lengths.Resize(boneCount);
}
bool lengthSpacing = data.spacingMode == SpacingMode.Length;
for (int i = 0, n = spacesCount - 1; i < n;)
{
Bone bone = bonesItems[i];
float setupLength = bone.data.length;
if (setupLength < PathConstraint.Epsilon)
{
if (scale)
{
lengths.Items[i] = 0;
}
spaces.Items[++i] = 0;
}
else if (percentSpacing)
{
if (scale)
{
float x = setupLength * bone.a, y = setupLength * bone.c;
float length = (float)Math.Sqrt(x * x + y * y);
lengths.Items[i] = length;
}
spaces.Items[++i] = spacing;
}
else
{
float x = setupLength * bone.a, y = setupLength * bone.c;
float length = (float)Math.Sqrt(x * x + y * y);
if (scale)
{
lengths.Items[i] = length;
}
spaces.Items[++i] = (lengthSpacing ? setupLength + spacing : spacing) * length / setupLength;
}
}
}
else
{
for (int i = 1; i < spacesCount; i++)
{
spaces.Items[i] = spacing;
}
}
float[] positions = ComputeWorldPositions(attachment, spacesCount, tangents,
data.positionMode == PositionMode.Percent, percentSpacing);
float boneX = positions[0], boneY = positions[1], offsetRotation = data.offsetRotation;
bool tip;
if (offsetRotation == 0)
{
tip = rotateMode == RotateMode.Chain;
}
else
{
tip = false;
Bone p = target.bone;
offsetRotation *= p.a * p.d - p.b * p.c > 0 ? MathUtils.DegRad : -MathUtils.DegRad;
}
for (int i = 0, p = 3; i < boneCount; i++, p += 3)
{
Bone bone = bonesItems[i];
bone.worldX += (boneX - bone.worldX) * translateMix;
bone.worldY += (boneY - bone.worldY) * translateMix;
float x = positions[p], y = positions[p + 1], dx = x - boneX, dy = y - boneY;
if (scale)
{
float length = lengths.Items[i];
if (length >= PathConstraint.Epsilon)
{
float s = ((float)Math.Sqrt(dx * dx + dy * dy) / length - 1) * rotateMix + 1;
bone.a *= s;
bone.c *= s;
}
}
boneX = x;
boneY = y;
if (rotate)
{
float a = bone.a, b = bone.b, c = bone.c, d = bone.d, r, cos, sin;
if (tangents)
{
r = positions[p - 1];
}
else if (spaces.Items[i + 1] < PathConstraint.Epsilon)
{
r = positions[p + 2];
}
else
{
r = MathUtils.Atan2(dy, dx);
}
r -= MathUtils.Atan2(c, a);
if (tip)
{
cos = MathUtils.Cos(r);
sin = MathUtils.Sin(r);
float length = bone.data.length;
boneX += (length * (cos * a - sin * c) - dx) * rotateMix;
boneY += (length * (sin * a + cos * c) - dy) * rotateMix;
}
else
{
r += offsetRotation;
}
if (r > MathUtils.PI)
{
r -= MathUtils.PI2;
}
else if (r < -MathUtils.PI) //
{
r += MathUtils.PI2;
}
r *= rotateMix;
cos = MathUtils.Cos(r);
sin = MathUtils.Sin(r);
bone.a = cos * a - sin * c;
bone.b = cos * b - sin * d;
bone.c = sin * a + cos * c;
bone.d = sin * b + cos * d;
}
bone.appliedValid = false;
}
}
private Attachment ReadAttachment(Stream input, Skin skin, int slotIndex, string attachmentName, bool nonessential)
{
float scale = this.Scale;
string text = this.ReadString(input);
if (text == null)
{
text = attachmentName;
}
switch (input.ReadByte())
{
case 0:
{
string text2 = this.ReadString(input);
float rotation = this.ReadFloat(input);
float num = this.ReadFloat(input);
float num2 = this.ReadFloat(input);
float scaleX = this.ReadFloat(input);
float scaleY = this.ReadFloat(input);
float num3 = this.ReadFloat(input);
float num4 = this.ReadFloat(input);
int num5 = SkeletonBinary.ReadInt(input);
if (text2 == null)
{
text2 = text;
}
RegionAttachment regionAttachment = this.attachmentLoader.NewRegionAttachment(skin, text, text2);
if (regionAttachment == null)
{
return(null);
}
regionAttachment.Path = text2;
regionAttachment.x = num * scale;
regionAttachment.y = num2 * scale;
regionAttachment.scaleX = scaleX;
regionAttachment.scaleY = scaleY;
regionAttachment.rotation = rotation;
regionAttachment.width = num3 * scale;
regionAttachment.height = num4 * scale;
regionAttachment.r = (float)((num5 & 4278190080u) >> 24) / 255f;
regionAttachment.g = (float)((num5 & 16711680) >> 16) / 255f;
regionAttachment.b = (float)((num5 & 65280) >> 8) / 255f;
regionAttachment.a = (float)(num5 & 255) / 255f;
regionAttachment.UpdateOffset();
return(regionAttachment);
}
case 1:
{
int num6 = SkeletonBinary.ReadVarint(input, true);
Vertices vertices = this.ReadVertices(input, num6);
if (nonessential)
{
SkeletonBinary.ReadInt(input);
}
BoundingBoxAttachment boundingBoxAttachment = this.attachmentLoader.NewBoundingBoxAttachment(skin, text);
if (boundingBoxAttachment == null)
{
return(null);
}
boundingBoxAttachment.worldVerticesLength = num6 << 1;
boundingBoxAttachment.vertices = vertices.vertices;
boundingBoxAttachment.bones = vertices.bones;
return(boundingBoxAttachment);
}
case 2:
{
string text3 = this.ReadString(input);
int num7 = SkeletonBinary.ReadInt(input);
int num8 = SkeletonBinary.ReadVarint(input, true);
float[] regionUVs = this.ReadFloatArray(input, num8 << 1, 1f);
int[] triangles = this.ReadShortArray(input);
Vertices vertices2 = this.ReadVertices(input, num8);
int num9 = SkeletonBinary.ReadVarint(input, true);
int[] edges = null;
float num10 = 0f;
float num11 = 0f;
if (nonessential)
{
edges = this.ReadShortArray(input);
num10 = this.ReadFloat(input);
num11 = this.ReadFloat(input);
}
if (text3 == null)
{
text3 = text;
}
MeshAttachment meshAttachment = this.attachmentLoader.NewMeshAttachment(skin, text, text3);
if (meshAttachment == null)
{
return(null);
}
meshAttachment.Path = text3;
meshAttachment.r = (float)((num7 & 4278190080u) >> 24) / 255f;
meshAttachment.g = (float)((num7 & 16711680) >> 16) / 255f;
meshAttachment.b = (float)((num7 & 65280) >> 8) / 255f;
meshAttachment.a = (float)(num7 & 255) / 255f;
meshAttachment.bones = vertices2.bones;
meshAttachment.vertices = vertices2.vertices;
meshAttachment.WorldVerticesLength = num8 << 1;
meshAttachment.triangles = triangles;
meshAttachment.regionUVs = regionUVs;
meshAttachment.UpdateUVs();
meshAttachment.HullLength = num9 << 1;
if (nonessential)
{
meshAttachment.Edges = edges;
meshAttachment.Width = num10 * scale;
meshAttachment.Height = num11 * scale;
}
return(meshAttachment);
}
case 3:
{
string text4 = this.ReadString(input);
int num12 = SkeletonBinary.ReadInt(input);
string skin2 = this.ReadString(input);
string parent = this.ReadString(input);
bool inheritDeform = SkeletonBinary.ReadBoolean(input);
float num13 = 0f;
float num14 = 0f;
if (nonessential)
{
num13 = this.ReadFloat(input);
num14 = this.ReadFloat(input);
}
if (text4 == null)
{
text4 = text;
}
MeshAttachment meshAttachment2 = this.attachmentLoader.NewMeshAttachment(skin, text, text4);
if (meshAttachment2 == null)
{
return(null);
}
meshAttachment2.Path = text4;
meshAttachment2.r = (float)((num12 & 4278190080u) >> 24) / 255f;
meshAttachment2.g = (float)((num12 & 16711680) >> 16) / 255f;
meshAttachment2.b = (float)((num12 & 65280) >> 8) / 255f;
meshAttachment2.a = (float)(num12 & 255) / 255f;
meshAttachment2.inheritDeform = inheritDeform;
if (nonessential)
{
meshAttachment2.Width = num13 * scale;
meshAttachment2.Height = num14 * scale;
}
this.linkedMeshes.Add(new SkeletonJson.LinkedMesh(meshAttachment2, skin2, slotIndex, parent));
return(meshAttachment2);
}
case 4:
{
bool closed = SkeletonBinary.ReadBoolean(input);
bool constantSpeed = SkeletonBinary.ReadBoolean(input);
int num15 = SkeletonBinary.ReadVarint(input, true);
Vertices vertices3 = this.ReadVertices(input, num15);
float[] array = new float[num15 / 3];
int i = 0;
int num16 = array.Length;
while (i < num16)
{
array[i] = this.ReadFloat(input) * scale;
i++;
}
if (nonessential)
{
SkeletonBinary.ReadInt(input);
}
PathAttachment pathAttachment = this.attachmentLoader.NewPathAttachment(skin, text);
if (pathAttachment == null)
{
return(null);
}
pathAttachment.closed = closed;
pathAttachment.constantSpeed = constantSpeed;
pathAttachment.worldVerticesLength = num15 << 1;
pathAttachment.vertices = vertices3.vertices;
pathAttachment.bones = vertices3.bones;
pathAttachment.lengths = array;
return(pathAttachment);
}
default:
return(null);
}
}
float[] ComputeWorldPositions (PathAttachment path, int spacesCount, bool tangents, bool percentPosition,
bool percentSpacing) {
Slot target = this.target;
float position = this.position;
float[] spaces = this.spaces.Items, output = this.positions.Resize(spacesCount * 3 + 2).Items, world;
bool closed = path.Closed;
int verticesLength = path.WorldVerticesLength, curveCount = verticesLength / 6, prevCurve = NONE;
float pathLength;
if (!path.ConstantSpeed) {
float[] lengths = path.Lengths;
curveCount -= closed ? 1 : 2;
pathLength = lengths[curveCount];
if (percentPosition) position *= pathLength;
if (percentSpacing) {
for (int i = 0; i < spacesCount; i++)
spaces[i] *= pathLength;
}
world = this.world.Resize(8).Items;
for (int i = 0, o = 0, curve = 0; i < spacesCount; i++, o += 3) {
float space = spaces[i];
position += space;
float p = position;
if (closed) {
p %= pathLength;
if (p < 0) p += pathLength;
curve = 0;
} else if (p < 0) {
if (prevCurve != BEFORE) {
prevCurve = BEFORE;
path.ComputeWorldVertices(target, 2, 4, world, 0);
}
AddBeforePosition(p, world, 0, output, o);
continue;
} else if (p > pathLength) {
if (prevCurve != AFTER) {
prevCurve = AFTER;
path.ComputeWorldVertices(target, verticesLength - 6, 4, world, 0);
}
AddAfterPosition(p - pathLength, world, 0, output, o);
continue;
}
// Determine curve containing position.
for (;; curve++) {
float length = lengths[curve];
if (p > length) continue;
if (curve == 0)
p /= length;
else {
float prev = lengths[curve - 1];
p = (p - prev) / (length - prev);
}
break;
}
if (curve != prevCurve) {
prevCurve = curve;
if (closed && curve == curveCount) {
path.ComputeWorldVertices(target, verticesLength - 4, 4, world, 0);
path.ComputeWorldVertices(target, 0, 4, world, 4);
} else
path.ComputeWorldVertices(target, curve * 6 + 2, 8, world, 0);
}
AddCurvePosition(p, world[0], world[1], world[2], world[3], world[4], world[5], world[6], world[7], output, o,
tangents || (i > 0 && space == 0));
}
return output;
}
// World vertices.
if (closed) {
verticesLength += 2;
world = this.world.Resize(verticesLength).Items;
path.ComputeWorldVertices(target, 2, verticesLength - 4, world, 0);
path.ComputeWorldVertices(target, 0, 2, world, verticesLength - 4);
world[verticesLength - 2] = world[0];
world[verticesLength - 1] = world[1];
} else {
curveCount--;
verticesLength -= 4;
world = this.world.Resize(verticesLength).Items;
path.ComputeWorldVertices(target, 2, verticesLength, world, 0);
}
// Curve lengths.
float[] curves = this.curves.Resize(curveCount).Items;
pathLength = 0;
float x1 = world[0], y1 = world[1], cx1 = 0, cy1 = 0, cx2 = 0, cy2 = 0, x2 = 0, y2 = 0;
float tmpx, tmpy, dddfx, dddfy, ddfx, ddfy, dfx, dfy;
for (int i = 0, w = 2; i < curveCount; i++, w += 6) {
cx1 = world[w];
cy1 = world[w + 1];
cx2 = world[w + 2];
cy2 = world[w + 3];
x2 = world[w + 4];
y2 = world[w + 5];
tmpx = (x1 - cx1 * 2 + cx2) * 0.1875f;
tmpy = (y1 - cy1 * 2 + cy2) * 0.1875f;
dddfx = ((cx1 - cx2) * 3 - x1 + x2) * 0.09375f;
dddfy = ((cy1 - cy2) * 3 - y1 + y2) * 0.09375f;
ddfx = tmpx * 2 + dddfx;
ddfy = tmpy * 2 + dddfy;
dfx = (cx1 - x1) * 0.75f + tmpx + dddfx * 0.16666667f;
dfy = (cy1 - y1) * 0.75f + tmpy + dddfy * 0.16666667f;
pathLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
dfx += ddfx;
dfy += ddfy;
ddfx += dddfx;
ddfy += dddfy;
pathLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
dfx += ddfx;
dfy += ddfy;
pathLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
dfx += ddfx + dddfx;
dfy += ddfy + dddfy;
pathLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
curves[i] = pathLength;
x1 = x2;
y1 = y2;
}
if (percentPosition) position *= pathLength;
if (percentSpacing) {
for (int i = 0; i < spacesCount; i++)
spaces[i] *= pathLength;
}
float[] segments = this.segments;
float curveLength = 0;
for (int i = 0, o = 0, curve = 0, segment = 0; i < spacesCount; i++, o += 3) {
float space = spaces[i];
position += space;
float p = position;
if (closed) {
p %= pathLength;
if (p < 0) p += pathLength;
curve = 0;
} else if (p < 0) {
AddBeforePosition(p, world, 0, output, o);
continue;
} else if (p > pathLength) {
AddAfterPosition(p - pathLength, world, verticesLength - 4, output, o);
continue;
}
// Determine curve containing position.
for (;; curve++) {
float length = curves[curve];
if (p > length) continue;
if (curve == 0)
p /= length;
else {
float prev = curves[curve - 1];
p = (p - prev) / (length - prev);
}
break;
}
// Curve segment lengths.
if (curve != prevCurve) {
prevCurve = curve;
int ii = curve * 6;
x1 = world[ii];
y1 = world[ii + 1];
cx1 = world[ii + 2];
cy1 = world[ii + 3];
cx2 = world[ii + 4];
cy2 = world[ii + 5];
x2 = world[ii + 6];
y2 = world[ii + 7];
tmpx = (x1 - cx1 * 2 + cx2) * 0.03f;
tmpy = (y1 - cy1 * 2 + cy2) * 0.03f;
dddfx = ((cx1 - cx2) * 3 - x1 + x2) * 0.006f;
dddfy = ((cy1 - cy2) * 3 - y1 + y2) * 0.006f;
ddfx = tmpx * 2 + dddfx;
ddfy = tmpy * 2 + dddfy;
dfx = (cx1 - x1) * 0.3f + tmpx + dddfx * 0.16666667f;
dfy = (cy1 - y1) * 0.3f + tmpy + dddfy * 0.16666667f;
curveLength = (float)Math.Sqrt(dfx * dfx + dfy * dfy);
segments[0] = curveLength;
for (ii = 1; ii < 8; ii++) {
dfx += ddfx;
dfy += ddfy;
ddfx += dddfx;
ddfy += dddfy;
curveLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
segments[ii] = curveLength;
}
dfx += ddfx;
dfy += ddfy;
curveLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
segments[8] = curveLength;
dfx += ddfx + dddfx;
dfy += ddfy + dddfy;
curveLength += (float)Math.Sqrt(dfx * dfx + dfy * dfy);
segments[9] = curveLength;
segment = 0;
}
// Weight by segment length.
p *= curveLength;
for (;; segment++) {
float length = segments[segment];
if (p > length) continue;
if (segment == 0)
p /= length;
else {
float prev = segments[segment - 1];
p = segment + (p - prev) / (length - prev);
}
break;
}
AddCurvePosition(p * 0.1f, x1, y1, cx1, cy1, cx2, cy2, x2, y2, output, o, tangents || (i > 0 && space == 0));
}
return output;
}
private Attachment ReadAttachment(Dictionary <string, object> map, Skin skin, int slotIndex, string name, SkeletonData skeletonData)
{
float scale = Scale;
name = GetString(map, "name", name);
string text = GetString(map, "type", "region");
if (text == "skinnedmesh")
{
text = "weightedmesh";
}
if (text == "weightedmesh")
{
text = "mesh";
}
if (text == "weightedlinkedmesh")
{
text = "linkedmesh";
}
AttachmentType attachmentType = (AttachmentType)Enum.Parse(typeof(AttachmentType), text, ignoreCase: true);
string @string = GetString(map, "path", name);
switch (attachmentType)
{
case AttachmentType.Region:
{
RegionAttachment regionAttachment = attachmentLoader.NewRegionAttachment(skin, name, @string);
if (regionAttachment == null)
{
return(null);
}
regionAttachment.Path = @string;
regionAttachment.x = GetFloat(map, "x", 0f) * scale;
regionAttachment.y = GetFloat(map, "y", 0f) * scale;
regionAttachment.scaleX = GetFloat(map, "scaleX", 1f);
regionAttachment.scaleY = GetFloat(map, "scaleY", 1f);
regionAttachment.rotation = GetFloat(map, "rotation", 0f);
regionAttachment.width = GetFloat(map, "width", 32f) * scale;
regionAttachment.height = GetFloat(map, "height", 32f) * scale;
regionAttachment.UpdateOffset();
if (map.ContainsKey("color"))
{
string hexString2 = (string)map["color"];
regionAttachment.r = ToColor(hexString2, 0);
regionAttachment.g = ToColor(hexString2, 1);
regionAttachment.b = ToColor(hexString2, 2);
regionAttachment.a = ToColor(hexString2, 3);
}
regionAttachment.UpdateOffset();
return(regionAttachment);
}
case AttachmentType.Boundingbox:
{
BoundingBoxAttachment boundingBoxAttachment = attachmentLoader.NewBoundingBoxAttachment(skin, name);
if (boundingBoxAttachment == null)
{
return(null);
}
ReadVertices(map, boundingBoxAttachment, GetInt(map, "vertexCount", 0) << 1);
return(boundingBoxAttachment);
}
case AttachmentType.Mesh:
case AttachmentType.Linkedmesh:
{
MeshAttachment meshAttachment = attachmentLoader.NewMeshAttachment(skin, name, @string);
if (meshAttachment == null)
{
return(null);
}
meshAttachment.Path = @string;
if (map.ContainsKey("color"))
{
string hexString = (string)map["color"];
meshAttachment.r = ToColor(hexString, 0);
meshAttachment.g = ToColor(hexString, 1);
meshAttachment.b = ToColor(hexString, 2);
meshAttachment.a = ToColor(hexString, 3);
}
meshAttachment.Width = GetFloat(map, "width", 0f) * scale;
meshAttachment.Height = GetFloat(map, "height", 0f) * scale;
string string3 = GetString(map, "parent", null);
if (string3 != null)
{
meshAttachment.InheritDeform = GetBoolean(map, "deform", defaultValue: true);
linkedMeshes.Add(new LinkedMesh(meshAttachment, GetString(map, "skin", null), slotIndex, string3));
return(meshAttachment);
}
float[] floatArray = GetFloatArray(map, "uvs", 1f);
ReadVertices(map, meshAttachment, floatArray.Length);
meshAttachment.triangles = GetIntArray(map, "triangles");
meshAttachment.regionUVs = floatArray;
meshAttachment.UpdateUVs();
if (map.ContainsKey("hull"))
{
meshAttachment.HullLength = GetInt(map, "hull", 0) * 2;
}
if (map.ContainsKey("edges"))
{
meshAttachment.Edges = GetIntArray(map, "edges");
}
return(meshAttachment);
}
case AttachmentType.Path:
{
PathAttachment pathAttachment = attachmentLoader.NewPathAttachment(skin, name);
if (pathAttachment == null)
{
return(null);
}
pathAttachment.closed = GetBoolean(map, "closed", defaultValue: false);
pathAttachment.constantSpeed = GetBoolean(map, "constantSpeed", defaultValue: true);
int @int = GetInt(map, "vertexCount", 0);
ReadVertices(map, pathAttachment, @int << 1);
pathAttachment.lengths = GetFloatArray(map, "lengths", scale);
return(pathAttachment);
}
case AttachmentType.Point:
{
PointAttachment pointAttachment = attachmentLoader.NewPointAttachment(skin, name);
if (pointAttachment == null)
{
return(null);
}
pointAttachment.x = GetFloat(map, "x", 0f) * scale;
pointAttachment.y = GetFloat(map, "y", 0f) * scale;
pointAttachment.rotation = GetFloat(map, "rotation", 0f);
return(pointAttachment);
}
case AttachmentType.Clipping:
{
ClippingAttachment clippingAttachment = attachmentLoader.NewClippingAttachment(skin, name);
if (clippingAttachment == null)
{
return(null);
}
string string2 = GetString(map, "end", null);
if (string2 != null)
{
SlotData slotData = skeletonData.FindSlot(string2);
if (slotData == null)
{
throw new Exception("Clipping end slot not found: " + string2);
}
clippingAttachment.EndSlot = slotData;
}
ReadVertices(map, clippingAttachment, GetInt(map, "vertexCount", 0) << 1);
return(clippingAttachment);
}
default:
return(null);
}
}