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2023-08-07 19:29:24 +08:00
commit 34d6c5d489
4832 changed files with 1389451 additions and 0 deletions
--- a/Editor/Prefabs/PrefabItem.cpp
+++ b/Editor/Prefabs/PrefabItem.cpp
@@ -0,0 +1,132 @@
+////////////////////////////////////////////////////////////////////////////
+//
+//  Crytek Engine Source File.
+//  Copyright (C), Crytek Studios, 2001-2004.
+// -------------------------------------------------------------------------
+//  File name:   PrefabItem.cpp
+//  Version:     v1.00
+//  Created:     10/11/2003 by Timur.
+//  Compilers:   Visual Studio.NET 2003
+//  Description: 
+// -------------------------------------------------------------------------
+//  History:
+//
+////////////////////////////////////////////////////////////////////////////
+
+#include "StdAfx.h"
+#include "PrefabItem.h"
+
+#include "PrefabLibrary.h"
+#include "BaseLibraryManager.h"
+
+#include "Settings.h"
+#include "Grid.h"
+
+#include "Objects\ObjectManager.h"
+#include "Objects\PrefabObject.h"
+#include "Objects\SelectionGroup.h"
+
+//////////////////////////////////////////////////////////////////////////
+CPrefabItem::CPrefabItem()
+{
+}
+
+//////////////////////////////////////////////////////////////////////////
+CPrefabItem::~CPrefabItem()
+{
+
+}
+
+//////////////////////////////////////////////////////////////////////////
+void CPrefabItem::Serialize( SerializeContext &ctx )
+{
+	CBaseLibraryItem::Serialize( ctx );
+	XmlNodeRef node = ctx.node;
+	if (ctx.bLoading)
+	{
+		XmlNodeRef objects = node->findChild( "Objects" );
+		if (objects)
+		{
+			m_objectsNode = objects;
+		}
+	}
+	else
+	{
+		if (m_objectsNode)
+			node->addChild( m_objectsNode );
+	}
+}
+
+//////////////////////////////////////////////////////////////////////////
+void CPrefabItem::Update()
+{
+	// Mark library as modified.
+	GetLibrary()->SetModified();
+}
+
+//////////////////////////////////////////////////////////////////////////
+void CPrefabItem::MakeFromSelection( CSelectionGroup &fromSelection )
+{
+	IObjectManager *pObjMan = GetIEditor()->GetObjectManager();
+	CSelectionGroup selection;
+	
+	//////////////////////////////////////////////////////////////////////////
+	// Clone selected objects, without changes thier names.
+	bool bPrevGenUniqNames = pObjMan->EnableUniqObjectNames( false );
+	fromSelection.Clone( selection );
+	pObjMan->EnableUniqObjectNames( bPrevGenUniqNames );
+
+	// Snap center to grid.
+	Vec3 vCenter = gSettings.pGrid->Snap( selection.GetBounds().min );
+
+	//////////////////////////////////////////////////////////////////////////
+	// Transform all objects in selection into local space of prefab.
+	Matrix44 invParentTM;
+	invParentTM.SetIdentity();
+	invParentTM.SetTranslationOLD( vCenter );
+	invParentTM.Invert44();
+
+	int i;
+	for (i = 0; i < selection.GetCount(); i++)
+	{
+		CBaseObject *pObj = selection.GetObject(i);
+		Matrix44 localTM = pObj->GetWorldTM() * invParentTM;
+		pObj->SetLocalTM( localTM );
+	}
+	
+	//////////////////////////////////////////////////////////////////////////
+	// Save all objects in flat selection to XML.
+	CSelectionGroup flatSelection;
+	selection.FlattenHierarchy( flatSelection );
+
+	m_objectsNode = new CXmlNode("Objects");
+	CObjectArchive ar( pObjMan,m_objectsNode,false );
+	for (i = 0; i < flatSelection.GetCount(); i++)
+	{
+		ar.SaveObject( flatSelection.GetObject(i) );
+	}
+
+	//////////////////////////////////////////////////////////////////////////
+	// Delete all objects in cloned flat selection.
+	for (i = 0; i < flatSelection.GetCount(); i++)
+	{
+		pObjMan->DeleteObject( flatSelection.GetObject(i) );
+	}
+
+	CUndo undo( "Make Prefab" );
+	//////////////////////////////////////////////////////////////////////////
+	// Create prefab object.
+	CBaseObject *pObj = pObjMan->NewObject( PREFAB_OBJECT_CLASS_NAME );
+	if (pObj && pObj->IsKindOf(RUNTIME_CLASS(CPrefabObject)))
+	{
+		CPrefabObject *pPrefabObj = (CPrefabObject*)pObj;
+
+		pPrefabObj->SetUniqName( GetName() );
+		pPrefabObj->SetPos( vCenter );
+		pPrefabObj->SetPrefab( this,false );
+	}
+	else if (pObj)
+		pObjMan->DeleteObject( pObj );
+
+	GetLibrary()->SetModified();
+}