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[libgdx] Optimize deform timeline when percent is 0. Comments.

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Holding a key is common with sliders.
This commit is contained in:
Nathan Sweet 2025-05-03 18:01:09 -04:00
parent 589200250b
commit f6d0615bde
1 changed files with 20 additions and 37 deletions
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57
spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/Animation.java
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@ -1554,13 +1554,11 @@ public class Animation {
return;
}
float[] deform = deformArray.setSize(vertexCount);
if (vertexAttachment.getBones() == null) {
// Unweighted vertex positions.
if (vertexAttachment.getBones() == null) { // Unweighted vertex positions.
float[] setupVertices = vertexAttachment.getVertices();
for (int i = 0; i < vertexCount; i++)
deform[i] += (setupVertices[i] - deform[i]) * alpha;
} else {
// Weighted deform offsets.
} else { // Weighted deform offsets.
alpha = 1 - alpha;
for (int i = 0; i < vertexCount; i++)
deform[i] *= alpha;
@ -1575,51 +1573,42 @@ public class Animation {
float[] lastVertices = vertices[frames.length - 1];
if (alpha == 1) {
if (blend == add) {
if (vertexAttachment.getBones() == null) {
// Unweighted vertex positions, no alpha.
if (vertexAttachment.getBones() == null) { // Unweighted vertex positions, no alpha.
float[] setupVertices = vertexAttachment.getVertices();
for (int i = 0; i < vertexCount; i++)
deform[i] += lastVertices[i] - setupVertices[i];
} else {
// Weighted deform offsets, no alpha.
} else { // Weighted deform offsets, no alpha.
for (int i = 0; i < vertexCount; i++)
deform[i] += lastVertices[i];
}
} else {
// Vertex positions or deform offsets, no alpha.
} else // Vertex positions or deform offsets, no alpha.
arraycopy(lastVertices, 0, deform, 0, vertexCount);
}
} else {
switch (blend) {
case setup: {
if (vertexAttachment.getBones() == null) {
// Unweighted vertex positions, with alpha.
if (vertexAttachment.getBones() == null) { // Unweighted vertex positions, with alpha.
float[] setupVertices = vertexAttachment.getVertices();
for (int i = 0; i < vertexCount; i++) {
float setup = setupVertices[i];
deform[i] = setup + (lastVertices[i] - setup) * alpha;
}
} else {
// Weighted deform offsets, with alpha.
} else { // Weighted deform offsets, with alpha.
for (int i = 0; i < vertexCount; i++)
deform[i] = lastVertices[i] * alpha;
}
break;
}
case first:
case replace:
// Vertex positions or deform offsets, with alpha.
case replace: // Vertex positions or deform offsets, with alpha.
for (int i = 0; i < vertexCount; i++)
deform[i] += (lastVertices[i] - deform[i]) * alpha;
break;
case add:
if (vertexAttachment.getBones() == null) {
// Unweighted vertex positions, no alpha.
if (vertexAttachment.getBones() == null) { // Unweighted vertex positions, no alpha.
float[] setupVertices = vertexAttachment.getVertices();
for (int i = 0; i < vertexCount; i++)
deform[i] += (lastVertices[i] - setupVertices[i]) * alpha;
} else {
// Weighted deform offsets, alpha.
} else { // Weighted deform offsets, alpha.
for (int i = 0; i < vertexCount; i++)
deform[i] += lastVertices[i] * alpha;
}
@ -1635,22 +1624,21 @@ public class Animation {
if (alpha == 1) {
if (blend == add) {
if (vertexAttachment.getBones() == null) {
// Unweighted vertex positions, no alpha.
if (vertexAttachment.getBones() == null) { // Unweighted vertex positions, no alpha.
float[] setupVertices = vertexAttachment.getVertices();
for (int i = 0; i < vertexCount; i++) {
float prev = prevVertices[i];
deform[i] += prev + (nextVertices[i] - prev) * percent - setupVertices[i];
}
} else {
// Weighted deform offsets, no alpha.
} else { // Weighted deform offsets, no alpha.
for (int i = 0; i < vertexCount; i++) {
float prev = prevVertices[i];
deform[i] += prev + (nextVertices[i] - prev) * percent;
}
}
} else {
// Vertex positions or deform offsets, no alpha.
} else if (percent == 0)
arraycopy(prevVertices, 0, deform, 0, vertexCount);
else { // Vertex positions or deform offsets, no alpha.
for (int i = 0; i < vertexCount; i++) {
float prev = prevVertices[i];
deform[i] = prev + (nextVertices[i] - prev) * percent;
@ -1659,15 +1647,13 @@ public class Animation {
} else {
switch (blend) {
case setup: {
if (vertexAttachment.getBones() == null) {
// Unweighted vertex positions, with alpha.
if (vertexAttachment.getBones() == null) { // Unweighted vertex positions, with alpha.
float[] setupVertices = vertexAttachment.getVertices();
for (int i = 0; i < vertexCount; i++) {
float prev = prevVertices[i], setup = setupVertices[i];
deform[i] = setup + (prev + (nextVertices[i] - prev) * percent - setup) * alpha;
}
} else {
// Weighted deform offsets, with alpha.
} else { // Weighted deform offsets, with alpha.
for (int i = 0; i < vertexCount; i++) {
float prev = prevVertices[i];
deform[i] = (prev + (nextVertices[i] - prev) * percent) * alpha;
@ -1676,23 +1662,20 @@ public class Animation {
break;
}
case first:
case replace:
// Vertex positions or deform offsets, with alpha.
case replace: // Vertex positions or deform offsets, with alpha.
for (int i = 0; i < vertexCount; i++) {
float prev = prevVertices[i];
deform[i] += (prev + (nextVertices[i] - prev) * percent - deform[i]) * alpha;
}
break;
case add:
if (vertexAttachment.getBones() == null) {
// Unweighted vertex positions, with alpha.
if (vertexAttachment.getBones() == null) { // Unweighted vertex positions, with alpha.
float[] setupVertices = vertexAttachment.getVertices();
for (int i = 0; i < vertexCount; i++) {
float prev = prevVertices[i];
deform[i] += (prev + (nextVertices[i] - prev) * percent - setupVertices[i]) * alpha;
}
} else {
// Weighted deform offsets, with alpha.
} else { // Weighted deform offsets, with alpha.
for (int i = 0; i < vertexCount; i++) {
float prev = prevVertices[i];
deform[i] += (prev + (nextVertices[i] - prev) * percent) * alpha;