支持spine4.3

vendor/spine/spine-core-4.3/dist/Bone.js

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+/******************************************************************************
+ * Spine Runtimes License Agreement
+ * Last updated April 5, 2025. Replaces all prior versions.
+ *
+ * Copyright (c) 2013-2025, Esoteric Software LLC
+ *
+ * Integration of the Spine Runtimes into software or otherwise creating
+ * derivative works of the Spine Runtimes is permitted under the terms and
+ * conditions of Section 2 of the Spine Editor License Agreement:
+ * http://esotericsoftware.com/spine-editor-license
+ *
+ * Otherwise, it is permitted to integrate the Spine Runtimes into software
+ * or otherwise create derivative works of the Spine Runtimes (collectively,
+ * "Products"), provided that each user of the Products must obtain their own
+ * Spine Editor license and redistribution of the Products in any form must
+ * include this license and copyright notice.
+ *
+ * THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
+ * BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *****************************************************************************/
+import { BonePose } from "./BonePose.js";
+import { PosedActive } from "./PosedActive.js";
+/** A node in a skeleton's hierarchy with a transform that affects its children and their attachments. A bone has a number of
+ * poses:
+ * - {@link data}: The setup pose.
+ * - {@link pose}: The unconstrained local pose. Set by animations and application code.
+ * - {@link appliedPose}: The local pose to use for rendering. Possibly modified by constraints.
+ * - World transform: the local pose combined with the parent world transform. Computed on a pose by
+ * {@link BonePose.updateWorldTransform} and {@link Skeleton.updateWorldTransform}.
+ */
+export class Bone extends PosedActive {
+    /** The parent bone, or null if this is the root bone. */
+    parent = null;
+    /** The immediate children of this bone. */
+    children = [];
+    sorted = false;
+    constructor(data, parent) {
+        super(data, new BonePose(), new BonePose());
+        this.parent = parent;
+        this.appliedPose.bone = this;
+        this.constrainedPose.bone = this;
+    }
+    /** Copy constructor. Does not copy the {@link children} bones. */
+    copy(parent) {
+        const copy = new Bone(this.data, parent);
+        copy.pose.set(this.pose);
+        return copy;
+    }
+}
+//# 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