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[csharp] Fix PathConstraint spacing.

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Based on : e4839352ec
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John 2018-05-03 12:39:51 +08:00 committed by GitHub
parent 398636a20a
commit 162977d2f9
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 16 additions and 4 deletions
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20
spine-csharp/src/PathConstraint.cs
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@ -82,21 +82,29 @@ namespace Spine {
PathConstraintData data = this.data;
SpacingMode spacingMode = data.spacingMode;
bool lengthSpacing = spacingMode == SpacingMode.Length;
bool percentSpacing = 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 || lengthSpacing) {
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);
@ -110,7 +118,7 @@ namespace Spine {
}
float[] positions = ComputeWorldPositions(attachment, spacesCount, tangents,
data.positionMode == PositionMode.Percent, spacingMode == SpacingMode.Percent);
data.positionMode == PositionMode.Percent, percentSpacing);
float boneX = positions[0], boneY = positions[1], offsetRotation = data.offsetRotation;
bool tip;
if (offsetRotation == 0) {
@ -291,7 +299,11 @@ namespace Spine {
x1 = x2;
y1 = y2;
}
if (percentPosition) position *= pathLength;
if (percentPosition)
position *= pathLength;
else
position *= pathLength / path.lengths[curveCount - 1];
if (percentSpacing) {
for (int i = 0; i < spacesCount; i++)
spacesItems[i] *= pathLength;