fix

Assets/Audio/MusicMixer.mixer

@@ -0,0 +1,111 @@
+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!244 &-8258756909397980172
+AudioMixerEffectController:
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+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_Name: 
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+  m_EffectName: Highpass
+  m_MixLevel: 54f2ce6e3ed36cb4ab393332c50fa80c
+  m_Parameters:
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+    m_GUID: 683a9181a1a9e054789839b6be8b534b
+  - m_ParameterName: Resonance
+    m_GUID: 7d658599d6889974c88db329d9d3d773
+  m_SendTarget: {fileID: 0}
+  m_EnableWetMix: 0
+  m_Bypass: 0
+--- !u!241 &24100000
+AudioMixerController:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_Name: MusicMixer
+  m_OutputGroup: {fileID: 0}
+  m_MasterGroup: {fileID: 24300002}
+  m_Snapshots:
+  - {fileID: 24500006}
+  m_StartSnapshot: {fileID: 24500006}
+  m_SuspendThreshold: -80
+  m_EnableSuspend: 1
+  m_UpdateMode: 0
+  m_ExposedParameters: []
+  m_AudioMixerGroupViews: []
+  m_CurrentViewIndex: 0
+  m_TargetSnapshot: {fileID: 24500006}
+--- !u!243 &24300002
+AudioMixerGroupController:
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+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_Name: Master
+  m_AudioMixer: {fileID: 24100000}
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+  m_Children: []
+  m_Volume: 2ae6cdbe00f15c04cb53ae2a3ebda5fe
+  m_Pitch: d0de7a5c7437a9b4ea91452bcb7e398b
+  m_Send: 00000000000000000000000000000000
+  m_Effects:
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+  - {fileID: 4652425066203320740}
+  - {fileID: -8258756909397980172}
+  m_UserColorIndex: 0
+  m_Mute: 0
+  m_Solo: 0
+  m_BypassEffects: 0
+--- !u!244 &24400004
+AudioMixerEffectController:
+  m_ObjectHideFlags: 3
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_Name: 
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+  m_EffectName: Attenuation
+  m_MixLevel: 9a213ccb038287946b417726fa3b2650
+  m_Parameters: []
+  m_SendTarget: {fileID: 0}
+  m_EnableWetMix: 0
+  m_Bypass: 0
+--- !u!245 &24500006
+AudioMixerSnapshotController:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_Name: Snapshot
+  m_AudioMixer: {fileID: 24100000}
+  m_SnapshotID: b57023271da1cdc45b1290c9010f0fe4
+  m_FloatValues:
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+    f2cc60a224542d24e877e79f821dbd8b: 0.29
+    9074a954bb89a4546a7c7f00e755c41c: 1
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+    e9b30c6e2b4295241a3b695981a0b3e7: 22000
+  m_TransitionOverrides: {}
+--- !u!244 &4652425066203320740
+AudioMixerEffectController:
+  m_ObjectHideFlags: 3
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_Name: 
+  m_EffectID: 3cae1bc9c78bd924da8a04dcee6c0963
+  m_EffectName: Lowpass
+  m_MixLevel: ea5b0de249a6d1141ad0193885966d82
+  m_Parameters:
+  - m_ParameterName: Cutoff freq
+    m_GUID: e9b30c6e2b4295241a3b695981a0b3e7
+  - m_ParameterName: Resonance
+    m_GUID: 9074a954bb89a4546a7c7f00e755c41c
+  m_SendTarget: {fileID: 0}
+  m_EnableWetMix: 0
+  m_Bypass: 0

Assets/Audio/MusicMixer.mixer.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: d93847d17534d93468be815f95137594
+NativeFormatImporter:
+  externalObjects: {}
+  mainObjectFileID: 24100000
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Scripts/Manager/OperationManager.cs

@@ -138,7 +138,10 @@ namespace Ichni.Editor
             {
                 for (int i = 0; i < gameElement.childElementList.Count; i++)
                 {
-                    AffiliatedPaste(gameElement.childElementList[i], pastedElement);
+                    if (!pastedElementList.Contains(gameElement.childElementList[i]))
+                    {
+                        AffiliatedPaste(gameElement.childElementList[i], pastedElement);
+                    }
                 }
             }
         }