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[libgdx] PhysicsConstraint fixes, bone control.

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This commit is contained in:
Nathan Sweet 2022-10-06 09:16:51 -04:00
parent 23729f8eee
commit 9ed46c4ee1
1 changed files with 28 additions and 3 deletions
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31
spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/PhysicsConstraint.java
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@ -48,7 +48,7 @@ public class PhysicsConstraint implements Updatable {
boolean active; boolean active;
private final Skeleton skeleton; final Skeleton skeleton;
float remaining, lastTime; float remaining, lastTime;
final Vector2 temp = new Vector2(); final Vector2 temp = new Vector2();
@ -133,15 +133,40 @@ public class PhysicsConstraint implements Updatable {
Object[] springs = this.springs.items; Object[] springs = this.springs.items;
int springCount = this.springs.size; int springCount = this.springs.size;
remaining += lastTime - skeleton.time; remaining += Math.max(skeleton.time - lastTime, 0);
lastTime = skeleton.time; lastTime = skeleton.time;
while (remaining > 0.016f) { while (remaining >= 0.016f) {
remaining -= 0.016f; remaining -= 0.016f;
for (int i = 0; i < springCount; i++) for (int i = 0; i < springCount; i++)
((Spring)springs[i]).update(); ((Spring)springs[i]).update();
for (int i = 0; i < nodeCount; i++) for (int i = 0; i < nodeCount; i++)
((Node)nodes[i]).update(this); ((Node)nodes[i]).update(this);
} }
for (int i = 0; i < nodeCount; i++) {
Node node = (Node)nodes[i];
Object[] bones = node.bones;
int ii = 0, nn = bones.length;
if (mix == 1) {
for (; ii < nn; ii++) {
Bone bone = (Bone)bones[ii];
bone.worldX = node.x;
bone.worldY = node.y;
bone.worldToLocal(temp.set(bone.worldX, bone.worldY));
bone.ax = temp.x;
bone.ay = temp.y;
}
} else {
for (; ii < nn; ii++) {
Bone bone = (Bone)bones[ii];
bone.worldX = bone.worldX + (node.x - bone.worldX) * mix;
bone.worldY = bone.worldY + (node.y - bone.worldY) * mix;
bone.worldToLocal(temp.set(bone.worldX, bone.worldY));
bone.ax = temp.x;
bone.ay = temp.y;
}
}
}
} }
public Array<Node> getNodes () { public Array<Node> getNodes () {