物理挙動とアニメーションを切り離す処理を追加

popcorn/Assets/MyGame/Scenes/Main/Corn.cs

@@ -27,7 +27,7 @@ public class Corn : MonoBehaviour
     private bool isPop;
 
     private Rigidbody2D rigidbody2D;
-    private Transform animePivotTransform;
+    private Transform rotationResolverTransform;
     private Transform spriteTransform;
     
     // Start is called before the first frame update
@@ -35,7 +35,7 @@ public class Corn : MonoBehaviour
     {
         rigidbody2D = GetComponent<Rigidbody2D>();
         spriteTransform = spriteRenderer.transform;
-        animePivotTransform = spriteRenderer.transform.parent;
+        rotationResolverTransform = spriteRenderer.transform.parent.parent;
         spriteRenderer.sprite = cornSeedSprite;
         cornSpawnTime = Time.time;
         var cornPopBasicTime = 5f;
@@ -49,10 +49,11 @@ public class Corn : MonoBehaviour
         cornVelocity = rigidbody2D.velocity.magnitude;
         cornLifeTime = Time.time - cornSpawnTime;
         
+        // アニメーション向けに回転をリセット
+        rotationResolverTransform.rotation = Quaternion.identity;
         // コーンの回転を伝搬
         spriteTransform.localRotation = transform.localRotation;
-        animePivotTransform.localRotation = Quaternion.Inverse(transform.localRotation);
-        
+
         if (cornVelocity <= 0.2f)
         {
             cornStopTime += Time.deltaTime;

popcorn/Assets/MyGame/Scenes/Main/corn.prefab

@@ -31,7 +31,8 @@ Transform:
   m_LocalPosition: {x: 0, y: 0, z: 0}
   m_LocalScale: {x: 0.7, y: 0.7, z: 0.7}
   m_Children:
-  - {fileID: 3310446858927984796}
+  - {fileID: 1445637928542328181}
+  - {fileID: 1581408663706319144}
   m_Father: {fileID: 0}
   m_RootOrder: 0
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
@@ -190,6 +191,37 @@ SpriteRenderer:
   m_WasSpriteAssigned: 1
   m_MaskInteraction: 0
   m_SpriteSortPoint: 0
+--- !u!1 &4761356856374534614
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 1445637928542328181}
+  m_Layer: 0
+  m_Name: RotationResolver
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!4 &1445637928542328181
+Transform:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 4761356856374534614}
+  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
+  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalScale: {x: 1, y: 1, z: 1}
+  m_Children:
+  - {fileID: 3310446858927984796}
+  m_Father: {fileID: 1324329073609281160}
+  m_RootOrder: 0
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!1 &5644451728073720175
 GameObject:
   m_ObjectHideFlags: 0
@@ -213,11 +245,92 @@ Transform:
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 5644451728073720175}
-  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
+  m_LocalRotation: {x: -0, y: -0, z: -0, w: 1}
   m_LocalPosition: {x: 0, y: 0, z: 0}
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children:
   - {fileID: 9198528551727453440}
-  m_Father: {fileID: 1324329073609281160}
+  m_Father: {fileID: 1445637928542328181}
   m_RootOrder: 0
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
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+GameObject:
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+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 1581408663706319144}
+  - component: {fileID: 3813519040210009307}
+  m_Layer: 0
+  m_Name: debugTexture
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 0
+--- !u!4 &1581408663706319144
+Transform:
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+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 8886732147384257253}
+  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
+  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalScale: {x: 5.0092907, y: 5.0092907, z: 5.0092907}
+  m_Children: []
+  m_Father: {fileID: 1324329073609281160}
+  m_RootOrder: 1
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!212 &3813519040210009307
+SpriteRenderer:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 8886732147384257253}
+  m_Enabled: 1
+  m_CastShadows: 0
+  m_ReceiveShadows: 0
+  m_DynamicOccludee: 1
+  m_MotionVectors: 1
+  m_LightProbeUsage: 1
+  m_ReflectionProbeUsage: 1
+  m_RayTracingMode: 0
+  m_RenderingLayerMask: 1
+  m_RendererPriority: 0
+  m_Materials:
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+  m_ProbeAnchor: {fileID: 0}
+  m_LightProbeVolumeOverride: {fileID: 0}
+  m_ScaleInLightmap: 1
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+  m_PreserveUVs: 0
+  m_IgnoreNormalsForChartDetection: 0
+  m_ImportantGI: 0
+  m_StitchLightmapSeams: 1
+  m_SelectedEditorRenderState: 0
+  m_MinimumChartSize: 4
+  m_AutoUVMaxDistance: 0.5
+  m_AutoUVMaxAngle: 89
+  m_LightmapParameters: {fileID: 0}
+  m_SortingLayerID: 0
+  m_SortingLayer: 0
+  m_SortingOrder: 0
+  m_Sprite: {fileID: 10907, guid: 0000000000000000f000000000000000, type: 0}
+  m_Color: {r: 0.7216981, g: 1, b: 0.80030245, a: 1}
+  m_FlipX: 0
+  m_FlipY: 0
+  m_DrawMode: 0
+  m_Size: {x: 0.2, y: 0.2}
+  m_AdaptiveModeThreshold: 0.5
+  m_SpriteTileMode: 0
+  m_WasSpriteAssigned: 1
+  m_MaskInteraction: 0
+  m_SpriteSortPoint: 0