Add setBoundsForSkinAnimation and setBoundsForSetupPose actions.

Author: davidetan

spine-ts/spine-construct3/src/aces.json

@@ -642,6 +642,28 @@
             "initial-value": 200
           }
         ]
+      },
+      {
+        "id": "set-bounds-for-skin-animation",
+        "scriptName": "SetBoundsForSkinAnimation",
+        "highlight": false,
+        "params": [
+          {
+            "id": "skins",
+            "type": "string",
+            "initial-value": ""
+          },
+          {
+            "id": "animation",
+            "type": "string",
+            "initial-value": ""
+          }
+        ]
+      },
+      {
+        "id": "set-bounds-for-setup-pose",
+        "scriptName": "SetBoundsForSetupPose",
+        "highlight": false
       }
     ],
     "expressions": [

spine-ts/spine-construct3/src/c3runtime/actions.ts

@@ -182,6 +182,14 @@ C3.Plugins.EsotericSoftware_SpineConstruct3.Acts =
 
 	SetBounds (this: SDKInstanceClass, x: number, y: number, width: number, height: number) {
 		this.setBounds(x, y, width, height);
+	},
+
+	SetBoundsForSkinAnimation (this: SDKInstanceClass, skins: string, animation: string) {
+		this.setBoundsForSkinAnimation(skins === "" ? [] : skins.split(","), animation);
+	},
+
+	SetBoundsForSetupPose (this: SDKInstanceClass) {
+		this.setBoundsForSetupPose();
 	}
 
 };

spine-ts/spine-construct3/src/c3runtime/instance.ts

@@ -1167,7 +1167,7 @@ class SpineC3Instance extends globalThis.ISDKWorldInstanceBase {
 
 		this.spineBounds = { x, y, width, height };
 
-		this.setOrigin(-x / width, y / height);
+		this.setOrigin(-x / width, 1 + y / height);
 
 		this.width = width * scaleX * (this.isMirrored ? -1 : 1);
 		this.height = height * scaleY * (this.isFlipped ? -1 : 1);
@@ -1181,6 +1181,48 @@ class SpineC3Instance extends globalThis.ISDKWorldInstanceBase {
 		return { ...this.spineBounds };
 	}
 
+	public setBoundsForSkinAnimation (skins: string[], animation: string) {
+		if (!this.skeleton || !this.state) {
+			console.warn('[Spine] setBoundsForSkinAnimation: skeleton or state not loaded');
+			return;
+		}
+
+		const boundsProvider = new spine.SkinsAndAnimationBoundsProvider(
+			animation || undefined,
+			skins
+		);
+
+		const bounds = boundsProvider.calculateBounds(this);
+
+		if (bounds.width <= 0 || bounds.height <= 0) {
+			console.warn('[Spine] setBoundsForSkinAnimation: calculated bounds have invalid dimensions');
+			return;
+		}
+
+		const yUp = -(bounds.y + bounds.height);
+
+		this.setBounds(bounds.x, yUp, bounds.width, bounds.height);
+	}
+
+	public setBoundsForSetupPose () {
+		if (!this.skeleton) {
+			console.warn('[Spine] setBoundsForSetupPose: skeleton not loaded');
+			return;
+		}
+
+		const boundsProvider = new spine.SetupPoseBoundsProvider();
+		const bounds = boundsProvider.calculateBounds(this);
+
+		if (bounds.width <= 0 || bounds.height <= 0) {
+			console.warn('[Spine] setBoundsForSetupPose: calculated bounds have invalid dimensions');
+			return;
+		}
+
+		const yUp = -(bounds.y + bounds.height);
+
+		this.setBounds(bounds.x, yUp, bounds.width, bounds.height);
+	}
+
 	/**********/
 
 };

spine-ts/spine-construct3/src/lang/en-US.json

@@ -744,6 +744,26 @@
                 "desc": "Height of the bounds in Spine world coordinates"
               }
             }
+          },
+          "set-bounds-for-skin-animation": {
+            "list-name": "Set bounds for skin/animation",
+            "display-text": "Set bounds for skins {0} and animation {1}",
+            "description": "Calculate and set bounds based on the specified skins and animation. Uses a separate skeleton to compute the bounding box by stepping through the animation frames. The skeleton's visual size stays the same.",
+            "params": {
+              "skins": {
+                "name": "Skins",
+                "desc": "Comma-separated list of skin names. Leave empty to use the default skin."
+              },
+              "animation": {
+                "name": "Animation",
+                "desc": "Animation name to calculate bounds for. Leave empty to use setup pose."
+              }
+            }
+          },
+          "set-bounds-for-setup-pose": {
+            "list-name": "Set bounds for setup pose",
+            "display-text": "Set bounds for setup pose",
+            "description": "Calculate and set bounds based on the skeleton's setup pose. The skeleton's visual size stays the same."
           }
         },
         "expressions": {

spine-ts/spine-construct3/src/lang/zh-CN.json

@@ -744,6 +744,26 @@
                 "desc": "边界在Spine世界坐标中的高度"
               }
             }
+          },
+          "set-bounds-for-skin-animation": {
+            "list-name": "根据皮肤/动画设置边界",
+            "display-text": "根据皮肤{0}和动画{1}设置边界",
+            "description": "根据指定的皮肤和动画计算并设置边界。使用独立的骨架通过遍历动画帧来计算边界框。骨架的视觉大小保持不变。",
+            "params": {
+              "skins": {
+                "name": "皮肤",
+                "desc": "逗号分隔的皮肤名称列表。留空以使用默认皮肤。"
+              },
+              "animation": {
+                "name": "动画",
+                "desc": "用于计算边界的动画名称。留空以使用初始姿势。"
+              }
+            }
+          },
+          "set-bounds-for-setup-pose": {
+            "list-name": "根据初始姿势设置边界",
+            "display-text": "根据初始姿势设置边界",
+            "description": "根据骨架的初始姿势计算并设置边界。骨架的视觉大小保持不变。"
           }
         },
         "expressions": {