Merge pull request #1406 from Aesylwinn/reloadassets

Editor: Asset Reloading

apps/opencs/editor.cpp

@@ -5,9 +5,6 @@
 #include <QLocalSocket>
 #include <QMessageBox>
 
-#include <components/vfs/manager.hpp>
-#include <components/vfs/registerarchives.hpp>
-
 #include <components/fallback/validate.hpp>
 
 #include <components/nifosg/nifloader.hpp>
@@ -33,11 +30,7 @@ CS::Editor::Editor ()
 
     NifOsg::Loader::setShowMarkers(true);
 
-    mVFS.reset(new VFS::Manager(mFsStrict));
-
-    VFS::registerArchives(mVFS.get(), Files::Collections(config.first, !mFsStrict), config.second, true);
-
-    mDocumentManager.setVFS(mVFS.get());
+    mDocumentManager.setFileData(mFsStrict, config.first, config.second);
 
     mNewGame.setLocalData (mLocal);
     mFileDialog.setLocalData (mLocal);

apps/opencs/editor.hpp

@@ -1,8 +1,6 @@
 #ifndef CS_EDITOR_H
 #define CS_EDITOR_H
 
-#include <memory>
-
 #include <boost/interprocess/sync/file_lock.hpp>
 #include <boost/filesystem/fstream.hpp>
 
@@ -30,11 +28,6 @@
 
 #include "view/tools/merge.hpp"
 
-namespace VFS
-{
-    class Manager;
-}
-
 namespace CSMDoc
 {
     class Document;
@@ -46,9 +39,6 @@ namespace CS
     {
             Q_OBJECT
 
-            // FIXME: should be moved to document, so we can have different resources for each opened project
-            std::unique_ptr<VFS::Manager> mVFS;
-
             Files::ConfigurationManager mCfgMgr;
             CSMPrefs::State mSettingsState;
             CSMDoc::DocumentManager mDocumentManager;

apps/opencs/model/doc/document.cpp

@@ -269,13 +269,14 @@ void CSMDoc::Document::createBase()
     }
 }
 
-CSMDoc::Document::Document (const VFS::Manager* vfs, const Files::ConfigurationManager& configuration,
-    const std::vector< boost::filesystem::path >& files, bool new_,
+CSMDoc::Document::Document (const Files::ConfigurationManager& configuration,
+    const std::vector< boost::filesystem::path >& files,bool new_,
     const boost::filesystem::path& savePath, const boost::filesystem::path& resDir,
     const Fallback::Map* fallback,
-    ToUTF8::FromType encoding, const CSMWorld::ResourcesManager& resourcesManager,
-    const std::vector<std::string>& blacklistedScripts)
-: mVFS(vfs), mSavePath (savePath), mContentFiles (files), mNew (new_), mData (encoding, resourcesManager, fallback, resDir),
+    ToUTF8::FromType encoding,
+    const std::vector<std::string>& blacklistedScripts,
+    bool fsStrict, const Files::PathContainer& dataPaths, const std::vector<std::string>& archives)
+: mSavePath (savePath), mContentFiles (files), mNew (new_), mData (encoding, fsStrict, dataPaths, archives, fallback, resDir),
   mTools (*this, encoding),
   mProjectPath ((configuration.getUserDataPath() / "projects") /
   (savePath.filename().string() + ".project")),
@@ -337,11 +338,6 @@ CSMDoc::Document::~Document()
 {
 }
 
-const VFS::Manager *CSMDoc::Document::getVFS() const
-{
-    return mVFS;
-}
-
 QUndoStack& CSMDoc::Document::getUndoStack()
 {
     return mUndoStack;

apps/opencs/model/doc/document.hpp

@@ -9,6 +9,7 @@
 #include <QObject>
 #include <QTimer>
 
+#include <components/files/multidircollection.hpp>
 #include <components/to_utf8/to_utf8.hpp>
 
 #include "../world/data.hpp"
@@ -59,7 +60,6 @@ namespace CSMDoc
 
         private:
 
-            const VFS::Manager* mVFS;
             boost::filesystem::path mSavePath;
             std::vector<boost::filesystem::path> mContentFiles;
             bool mNew;
@@ -102,17 +102,15 @@ namespace CSMDoc
 
         public:
 
-            Document (const VFS::Manager* vfs, const Files::ConfigurationManager& configuration,
+            Document (const Files::ConfigurationManager& configuration,
                 const std::vector< boost::filesystem::path >& files, bool new_,
                 const boost::filesystem::path& savePath, const boost::filesystem::path& resDir,
-                const Fallback::Map* fallback,
-                ToUTF8::FromType encoding, const CSMWorld::ResourcesManager& resourcesManager,
-                const std::vector<std::string>& blacklistedScripts);
+                const Fallback::Map* fallback, ToUTF8::FromType encoding,
+                const std::vector<std::string>& blacklistedScripts,
+                bool fsStrict, const Files::PathContainer& dataPaths, const std::vector<std::string>& archives);
 
             ~Document();
 
-            const VFS::Manager* getVFS() const;
-
             QUndoStack& getUndoStack();
 
             int getState() const;

apps/opencs/model/doc/documentmanager.cpp

@@ -9,7 +9,7 @@
 #include "document.hpp"
 
 CSMDoc::DocumentManager::DocumentManager (const Files::ConfigurationManager& configuration)
-: mConfiguration (configuration), mEncoding (ToUTF8::WINDOWS_1252), mVFS(NULL)
+: mConfiguration (configuration), mEncoding (ToUTF8::WINDOWS_1252)
 {
     boost::filesystem::path projectPath = configuration.getUserDataPath() / "projects";
 
@@ -62,7 +62,7 @@ CSMDoc::Document *CSMDoc::DocumentManager::makeDocument (
     const std::vector< boost::filesystem::path >& files,
     const boost::filesystem::path& savePath, bool new_)
 {
-    return new Document (mVFS, mConfiguration, files, new_, savePath, mResDir, &mFallbackMap, mEncoding, mResourcesManager, mBlacklistedScripts);
+    return new Document (mConfiguration, files, new_, savePath, mResDir, &mFallbackMap, mEncoding, mBlacklistedScripts, mFsStrict, mDataPaths, mArchives);
 }
 
 void CSMDoc::DocumentManager::insertDocument (CSMDoc::Document *document)
@@ -127,8 +127,9 @@ void CSMDoc::DocumentManager::documentNotLoaded (Document *document, const std::
         removeDocument (document);
 }
 
-void CSMDoc::DocumentManager::setVFS(const VFS::Manager *vfs)
+void CSMDoc::DocumentManager::setFileData(bool strict, const Files::PathContainer& dataPaths, const std::vector<std::string>& archives)
 {
-    mResourcesManager.setVFS(vfs);
-    mVFS = vfs;
+    mFsStrict = strict;
+    mDataPaths = dataPaths;
+    mArchives = archives;
 }

apps/opencs/model/doc/documentmanager.hpp

@@ -11,8 +11,7 @@
 
 #include <components/to_utf8/to_utf8.hpp>
 #include <components/fallback/fallback.hpp>
-
-#include "../world/resourcesmanager.hpp"
+#include <components/files/multidircollection.hpp>
 
 #include "loader.hpp"
 
@@ -39,9 +38,14 @@ namespace CSMDoc
             QThread mLoaderThread;
             Loader mLoader;
             ToUTF8::FromType mEncoding;
-            CSMWorld::ResourcesManager mResourcesManager;
             std::vector<std::string> mBlacklistedScripts;
-            const VFS::Manager* mVFS;
+
+            boost::filesystem::path mResDir;
+            Fallback::Map mFallbackMap;
+
+            bool mFsStrict;
+            Files::PathContainer mDataPaths;
+            std::vector<std::string> mArchives;
 
             DocumentManager (const DocumentManager&);
             DocumentManager& operator= (const DocumentManager&);
@@ -74,15 +78,11 @@ namespace CSMDoc
 
             void setBlacklistedScripts (const std::vector<std::string>& scriptIds);
 
-            void setVFS(const VFS::Manager* vfs);
+            /// Sets the file data that gets passed to newly created documents.
+            void setFileData(bool strict, const Files::PathContainer& dataPaths, const std::vector<std::string>& archives);
 
             bool isEmpty();
 
-        private:
-
-            boost::filesystem::path mResDir;
-            Fallback::Map mFallbackMap;
-
         private slots:
 
             void documentLoaded (Document *document);

apps/opencs/model/prefs/state.cpp

@@ -259,6 +259,7 @@ void CSMPrefs::State::declare()
     declareShortcut ("document-character-topicinfos", "Open Topic Info List", QKeySequence());
     declareShortcut ("document-character-journalinfos", "Open Journal Info List", QKeySequence());
     declareShortcut ("document-character-bodyparts", "Open Body Part List", QKeySequence());
+    declareShortcut ("document-assets-reload", "Reload Assets", QKeySequence(Qt::Key_F5));
     declareShortcut ("document-assets-sounds", "Open Sound Asset List", QKeySequence());
     declareShortcut ("document-assets-soundgens", "Open Sound Generator List", QKeySequence());
     declareShortcut ("document-assets-meshes", "Open Mesh Asset List", QKeySequence());

apps/opencs/model/world/data.cpp

@@ -11,6 +11,8 @@
 #include <components/esm/cellref.hpp>
 
 #include <components/resource/scenemanager.hpp>
+#include <components/vfs/manager.hpp>
+#include <components/vfs/registerarchives.hpp>
 
 #include "idtable.hpp"
 #include "idtree.hpp"
@@ -61,11 +63,18 @@ int CSMWorld::Data::count (RecordBase::State state, const CollectionBase& collec
     return number;
 }
 
-CSMWorld::Data::Data (ToUTF8::FromType encoding, const ResourcesManager& resourcesManager, const Fallback::Map* fallback, const boost::filesystem::path& resDir)
+CSMWorld::Data::Data (ToUTF8::FromType encoding, bool fsStrict, const Files::PathContainer& dataPaths,
+    const std::vector<std::string>& archives, const Fallback::Map* fallback, const boost::filesystem::path& resDir)
 : mEncoder (encoding), mPathgrids (mCells), mRefs (mCells),
-  mResourcesManager (resourcesManager), mFallbackMap(fallback),
-  mReader (0), mDialogue (0), mReaderIndex(1), mResourceSystem(new Resource::ResourceSystem(resourcesManager.getVFS()))
+  mFallbackMap(fallback), mReader (0), mDialogue (0), mReaderIndex(1),
+  mFsStrict(fsStrict), mDataPaths(dataPaths), mArchives(archives)
 {
+    mVFS.reset(new VFS::Manager(mFsStrict));
+    VFS::registerArchives(mVFS.get(), Files::Collections(mDataPaths, !mFsStrict), mArchives, true);
+
+    mResourcesManager.setVFS(mVFS.get());
+    mResourceSystem.reset(new Resource::ResourceSystem(mVFS.get()));
+
     mResourceSystem->getSceneManager()->setShaderPath((resDir / "shaders").string());
 
     int index = 0;
@@ -1215,6 +1224,43 @@ std::vector<std::string> CSMWorld::Data::getIds (bool listDeleted) const
     return ids;
 }
 
+void CSMWorld::Data::assetsChanged()
+{
+    mVFS.get()->reset();
+    VFS::registerArchives(mVFS.get(), Files::Collections(mDataPaths, !mFsStrict), mArchives, true);
+
+    const UniversalId assetTableIds[] = {
+        UniversalId::Type_Meshes,
+        UniversalId::Type_Icons,
+        UniversalId::Type_Musics,
+        UniversalId::Type_SoundsRes,
+        UniversalId::Type_Textures,
+        UniversalId::Type_Videos
+    };
+
+    size_t numAssetTables = sizeof(assetTableIds) / sizeof(UniversalId);
+
+    for (size_t i = 0; i < numAssetTables; ++i)
+    {
+        ResourceTable* table = static_cast<ResourceTable*>(getTableModel(assetTableIds[i]));
+        table->beginReset();
+    }
+
+    // Trigger recreation
+    mResourcesManager.recreateResources();
+
+    for (size_t i = 0; i < numAssetTables; ++i)
+    {
+        ResourceTable* table = static_cast<ResourceTable*>(getTableModel(assetTableIds[i]));
+        table->endReset();
+    }
+
+    // Get rid of potentially old cached assets
+    mResourceSystem->clearCache();
+
+    emit assetTablesChanged();
+}
+
 void CSMWorld::Data::dataChanged (const QModelIndex& topLeft, const QModelIndex& bottomRight)
 {
     if (topLeft.column()<=0)
@@ -1228,7 +1274,7 @@ void CSMWorld::Data::rowsChanged (const QModelIndex& parent, int start, int end)
 
 const VFS::Manager* CSMWorld::Data::getVFS() const
 {
-    return mResourcesManager.getVFS();
+    return mVFS.get();
 }
 
 const Fallback::Map* CSMWorld::Data::getFallbackMap() const

apps/opencs/model/world/data.hpp

@@ -31,6 +31,7 @@
 
 #include <components/resource/resourcesystem.hpp>
 
+#include <components/files/multidircollection.hpp>
 #include <components/to_utf8/to_utf8.hpp>
 
 #include "../doc/stage.hpp"
@@ -46,6 +47,7 @@
 #include "infocollection.hpp"
 #include "nestedinfocollection.hpp"
 #include "pathgrid.hpp"
+#include "resourcesmanager.hpp"
 #include "metadata.hpp"
 #ifndef Q_MOC_RUN
 #include "subcellcollection.hpp"
@@ -108,7 +110,6 @@ namespace CSMWorld
             RefCollection mRefs;
             IdCollection<ESM::Filter> mFilters;
             Collection<MetaData> mMetaData;
-            const ResourcesManager& mResourcesManager;
             const Fallback::Map* mFallbackMap;
             std::vector<QAbstractItemModel *> mModels;
             std::map<UniversalId::Type, QAbstractItemModel *> mModelIndex;
@@ -119,6 +120,11 @@ namespace CSMWorld
             std::map<std::string, std::map<ESM::RefNum, std::string> > mRefLoadCache;
             int mReaderIndex;
 
+            bool mFsStrict;
+            Files::PathContainer mDataPaths;
+            std::vector<std::string> mArchives;
+            std::unique_ptr<VFS::Manager> mVFS;
+            ResourcesManager mResourcesManager;
             std::shared_ptr<Resource::ResourceSystem> mResourceSystem;
 
             std::vector<std::shared_ptr<ESM::ESMReader> > mReaders;
@@ -140,7 +146,9 @@ namespace CSMWorld
 
         public:
 
-            Data (ToUTF8::FromType encoding, const ResourcesManager& resourcesManager, const Fallback::Map* fallback, const boost::filesystem::path& resDir);
+            Data (ToUTF8::FromType encoding, bool fsStrict, const Files::PathContainer& dataPaths,
+                const std::vector<std::string>& archives, const Fallback::Map* fallback,
+                const boost::filesystem::path& resDir);
 
             virtual ~Data();
 
@@ -304,8 +312,12 @@ namespace CSMWorld
 
             void idListChanged();
 
+            void assetTablesChanged();
+
         private slots:
 
+            void assetsChanged();
+
             void dataChanged (const QModelIndex& topLeft, const QModelIndex& bottomRight);
 
             void rowsChanged (const QModelIndex& parent, int start, int end);

apps/opencs/model/world/resources.cpp

@@ -12,6 +12,14 @@ CSMWorld::Resources::Resources (const VFS::Manager* vfs, const std::string& base
     const char * const *extensions)
 : mBaseDirectory (baseDirectory), mType (type)
 {
+    recreate(vfs, extensions);
+}
+
+void CSMWorld::Resources::recreate(const VFS::Manager* vfs, const char * const *extensions)
+{
+    mFiles.clear();
+    mIndex.clear();
+
     int baseSize = mBaseDirectory.size();
 
     const std::map<std::string, VFS::File*>& index = vfs->getIndex();

apps/opencs/model/world/resources.hpp

@@ -27,6 +27,8 @@ namespace CSMWorld
             Resources (const VFS::Manager* vfs, const std::string& baseDirectory, UniversalId::Type type,
                 const char * const *extensions = 0);
 
+            void recreate(const VFS::Manager* vfs, const char * const *extensions = 0);
+
             int getSize() const;
 
             std::string getId (int index) const;

apps/opencs/model/world/resourcesmanager.cpp

@@ -14,16 +14,19 @@ void CSMWorld::ResourcesManager::addResources (const Resources& resources)
         resources));
 }
 
+const char * const * CSMWorld::ResourcesManager::getMeshExtensions()
+{
+    // maybe we could go over the osgDB::Registry to list all supported node formats
+    static const char * const sMeshTypes[] = { "nif", "osg", "osgt", "osgb", "osgx", "osg2", 0 };
+    return sMeshTypes;
+}
+
 void CSMWorld::ResourcesManager::setVFS(const VFS::Manager *vfs)
 {
     mVFS = vfs;
     mResources.clear();
 
-    // maybe we could go over the osgDB::Registry to list all supported node formats
-
-    static const char * const sMeshTypes[] = { "nif", "osg", "osgt", "osgb", "osgx", "osg2", 0 };
-
-    addResources (Resources (vfs, "meshes", UniversalId::Type_Mesh, sMeshTypes));
+    addResources (Resources (vfs, "meshes", UniversalId::Type_Mesh, getMeshExtensions()));
     addResources (Resources (vfs, "icons", UniversalId::Type_Icon));
     addResources (Resources (vfs, "music", UniversalId::Type_Music));
     addResources (Resources (vfs, "sound", UniversalId::Type_SoundRes));
@@ -36,6 +39,18 @@ const VFS::Manager* CSMWorld::ResourcesManager::getVFS() const
     return mVFS;
 }
 
+void CSMWorld::ResourcesManager::recreateResources()
+{
+    std::map<UniversalId::Type, Resources>::iterator it = mResources.begin();
+    for ( ; it != mResources.end(); ++it)
+    {
+        if (it->first == UniversalId::Type_Mesh)
+            it->second.recreate(mVFS, getMeshExtensions());
+        else
+            it->second.recreate(mVFS);
+    }
+}
+
 const CSMWorld::Resources& CSMWorld::ResourcesManager::get (UniversalId::Type type) const
 {
     std::map<UniversalId::Type, Resources>::const_iterator iter = mResources.find (type);

apps/opencs/model/world/resourcesmanager.hpp

@@ -22,6 +22,8 @@ namespace CSMWorld
 
             void addResources (const Resources& resources);
 
+            const char * const * getMeshExtensions();
+
         public:
 
             ResourcesManager();
@@ -30,6 +32,8 @@ namespace CSMWorld
 
             void setVFS(const VFS::Manager* vfs);
 
+            void recreateResources();
+
             const Resources& get (UniversalId::Type type) const;
     };
 }

apps/opencs/model/world/resourcetable.cpp

@@ -154,3 +154,13 @@ int CSMWorld::ResourceTable::getColumnId (int column) const
 
     return -1;
 }
+
+void CSMWorld::ResourceTable::beginReset()
+{
+    beginResetModel();
+}
+
+void CSMWorld::ResourceTable::endReset()
+{
+    endResetModel();
+}

apps/opencs/model/world/resourcetable.hpp

@@ -52,7 +52,12 @@ namespace CSMWorld
             /// Is \a id flagged as deleted?
             virtual bool isDeleted (const std::string& id) const;
 
-            virtual int getColumnId (int column) const;            
+            virtual int getColumnId (int column) const;
+
+            /// Signal Qt that the data is about to change.
+            void beginReset();
+            /// Signal Qt that the data has been changed.
+            void endReset();
     };
 }
 

apps/opencs/view/doc/view.cpp

@@ -284,6 +284,13 @@ void CSVDoc::View::setupAssetsMenu()
 {
     QMenu *assets = menuBar()->addMenu (tr ("Assets"));
 
+    QAction *reload = new QAction (tr ("Reload"), this);
+    connect (reload, SIGNAL (triggered()), &mDocument->getData(), SLOT (assetsChanged()));
+    setupShortcut("document-assets-reload", reload);
+    assets->addAction (reload);
+
+    assets->addSeparator();
+
     QAction *sounds = new QAction (tr ("Sounds"), this);
     connect (sounds, SIGNAL (triggered()), this, SLOT (addSoundsSubView()));
     setupShortcut("document-assets-sounds", sounds);

apps/opencs/view/render/cell.cpp

@@ -283,6 +283,24 @@ void CSVRender::Cell::pathgridRemoved()
     mPathgrid->removeGeometry();
 }
 
+void CSVRender::Cell::reloadAssets()
+{
+    for (std::map<std::string, Object *>::const_iterator iter (mObjects.begin());
+        iter != mObjects.end(); ++iter)
+    {
+        iter->second->reloadAssets();
+    }
+
+    if (mTerrain)
+    {
+        mTerrain->unloadCell(mCoordinates.getX(), mCoordinates.getY());
+        mTerrain->loadCell(mCoordinates.getX(), mCoordinates.getY());
+    }
+
+    if (mCellWater)
+        mCellWater->reloadAssets();
+}
+
 void CSVRender::Cell::setSelection (int elementMask, Selection mode)
 {
     if (elementMask & Mask_Reference)

apps/opencs/view/render/cell.hpp

@@ -118,6 +118,8 @@ namespace CSVRender
 
             void pathgridRemoved();
 
+            void reloadAssets();
+
             void setSelection (int elementMask, Selection mode);
 
             // Select everything that references the same ID as at least one of the elements

apps/opencs/view/render/cellwater.cpp

@@ -92,6 +92,11 @@ namespace CSVRender
         }
     }
 
+    void CellWater::reloadAssets()
+    {
+        recreate();
+    }
+
     void CellWater::cellDataChanged(const QModelIndex& topLeft, const QModelIndex& bottomRight)
     {
         const CSMWorld::Collection<CSMWorld::Cell>& cells = mData.getCells();

apps/opencs/view/render/cellwater.hpp

@@ -42,6 +42,8 @@ namespace CSVRender
 
             void updateCellData(const CSMWorld::Record<CSMWorld::Cell>& cellRecord);
 
+            void reloadAssets();
+
         private slots:
 
             void cellDataChanged(const QModelIndex& topLeft, const QModelIndex& bottomRight);

apps/opencs/view/render/object.cpp

@@ -532,6 +532,12 @@ bool CSVRender::Object::referenceDataChanged (const QModelIndex& topLeft,
     return false;
 }
 
+void CSVRender::Object::reloadAssets()
+{
+    update();
+    updateMarker();
+}
+
 std::string CSVRender::Object::getReferenceId() const
 {
     return mReferenceId;

apps/opencs/view/render/object.hpp

@@ -151,6 +151,9 @@ namespace CSVRender
             /// this object?
             bool referenceDataChanged (const QModelIndex& topLeft, const QModelIndex& bottomRight);
 
+            /// Reloads the underlying asset
+            void reloadAssets();
+
             /// Returns an empty string if this is a refereceable-type object.
             std::string getReferenceId() const;
 

apps/opencs/view/render/pagedworldspacewidget.cpp

@@ -472,6 +472,9 @@ CSVRender::PagedWorldspaceWidget::PagedWorldspaceWidget (QWidget* parent, CSMDoc
     connect (cells, SIGNAL (rowsInserted (const QModelIndex&, int, int)),
         this, SLOT (cellAdded (const QModelIndex&, int, int)));
 
+    connect (&document.getData(), SIGNAL (assetTablesChanged ()),
+        this, SLOT (assetTablesChanged ()));
+
     // Shortcuts
     CSMPrefs::Shortcut* loadCameraCellShortcut = new CSMPrefs::Shortcut("scene-load-cam-cell", this);
     connect(loadCameraCellShortcut, SIGNAL(activated()), this, SLOT(loadCameraCell()));
@@ -520,7 +523,7 @@ void CSVRender::PagedWorldspaceWidget::useViewHint (const std::string& hint)
                 // Loop through all the coordinates to add them to selection
                 while (stream >> ignore1 >> ignore2 >> x >> y)
                     selection.add (CSMWorld::CellCoordinates (x, y));
-                               
+
                 // Mark that camera needs setup
                 mCamPositionSet=false;
             }
@@ -763,6 +766,15 @@ void CSVRender::PagedWorldspaceWidget::cellAdded (const QModelIndex& index, int
         flagAsModified();
 }
 
+void CSVRender::PagedWorldspaceWidget::assetTablesChanged()
+{
+    std::map<CSMWorld::CellCoordinates, Cell *>::iterator iter = mCells.begin();
+    for ( ; iter != mCells.end(); ++iter)
+    {
+        iter->second->reloadAssets();
+    }
+}
+
 void CSVRender::PagedWorldspaceWidget::loadCameraCell()
 {
     addCellToSceneFromCamera(0, 0);

apps/opencs/view/render/pagedworldspacewidget.hpp

@@ -84,7 +84,7 @@ namespace CSVRender
             /// hint system.
 
             virtual ~PagedWorldspaceWidget();
-            
+
             /// Decodes the the hint string to set of cell that are rendered.
             void useViewHint (const std::string& hint);
 
@@ -155,6 +155,8 @@ namespace CSVRender
 
             virtual void cellAdded (const QModelIndex& index, int start, int end);
 
+            void assetTablesChanged ();
+
             void loadCameraCell();
 
             void loadEastCell();

apps/opencs/view/render/previewwidget.cpp

@@ -17,6 +17,9 @@ CSVRender::PreviewWidget::PreviewWidget (CSMWorld::Data& data,
     connect (referenceables, SIGNAL (rowsAboutToBeRemoved (const QModelIndex&, int, int)),
         this, SLOT (referenceableAboutToBeRemoved (const QModelIndex&, int, int)));
 
+    connect (&mData, SIGNAL (assetTablesChanged ()),
+        this, SLOT (assetTablesChanged ()));
+
     if (!referenceable)
     {
         QAbstractItemModel *references =
@@ -119,3 +122,8 @@ void CSVRender::PreviewWidget::referenceAboutToBeRemoved (const QModelIndex& par
     if (index.row()>=start && index.row()<=end)
         emit closeRequest();
 }
+
+void CSVRender::PreviewWidget::assetTablesChanged ()
+{
+    mObject.reloadAssets();
+}

apps/opencs/view/render/previewwidget.hpp

@@ -47,6 +47,8 @@ namespace CSVRender
             void referenceDataChanged (const QModelIndex& topLeft, const QModelIndex& bottomRight);
 
             void referenceAboutToBeRemoved (const QModelIndex& parent, int start, int end);
+
+            void assetTablesChanged ();
     };
 }
 

apps/opencs/view/render/unpagedworldspacewidget.cpp

@@ -47,6 +47,9 @@ CSVRender::UnpagedWorldspaceWidget::UnpagedWorldspaceWidget (const std::string&
     connect (mCellsModel, SIGNAL (rowsAboutToBeRemoved (const QModelIndex&, int, int)),
         this, SLOT (cellRowsAboutToBeRemoved (const QModelIndex&, int, int)));
 
+    connect (&document.getData(), SIGNAL (assetTablesChanged ()),
+        this, SLOT (assetTablesChanged ()));
+
     update();
 
     mCell.reset (new Cell (document.getData(), mRootNode, mCellId));
@@ -82,6 +85,12 @@ void CSVRender::UnpagedWorldspaceWidget::cellRowsAboutToBeRemoved (const QModelI
         emit closeRequest();
 }
 
+void CSVRender::UnpagedWorldspaceWidget::assetTablesChanged()
+{
+    if (mCell)
+        mCell->reloadAssets();
+}
+
 bool CSVRender::UnpagedWorldspaceWidget::handleDrop (const std::vector<CSMWorld::UniversalId>& universalIdData, DropType type)
 {
     if (WorldspaceWidget::handleDrop (universalIdData, type))

apps/opencs/view/render/unpagedworldspacewidget.hpp

@@ -108,6 +108,8 @@ namespace CSVRender
 
             void cellRowsAboutToBeRemoved (const QModelIndex& parent, int start, int end);
 
+            void assetTablesChanged ();
+
         signals:
 
             void cellChanged(const CSMWorld::UniversalId& id);

components/resource/bulletshapemanager.cpp

@@ -190,6 +190,13 @@ void BulletShapeManager::updateCache(double referenceTime)
     mInstanceCache->removeUnreferencedObjectsInCache();
 }
 
+void BulletShapeManager::clearCache()
+{
+    ResourceManager::clearCache();
+
+    mInstanceCache->clear();
+}
+
 void BulletShapeManager::reportStats(unsigned int frameNumber, osg::Stats *stats) const
 {
     stats->setAttribute(frameNumber, "Shape", mCache->getCacheSize());

components/resource/bulletshapemanager.hpp

@@ -42,6 +42,8 @@ namespace Resource
         /// @see ResourceManager::updateCache
         virtual void updateCache(double referenceTime);
 
+        virtual void clearCache();
+
         void reportStats(unsigned int frameNumber, osg::Stats *stats) const;
 
     private:

components/resource/multiobjectcache.cpp

@@ -43,6 +43,12 @@ namespace Resource
         objectsToRemove.clear();
     }
 
+    void MultiObjectCache::clear()
+    {
+        OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_objectCacheMutex);
+        _objectCache.clear();
+    }
+
     void MultiObjectCache::addEntryToObjectCache(const std::string &filename, osg::Object *object)
     {
         OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_objectCacheMutex);

components/resource/multiobjectcache.hpp

@@ -25,6 +25,9 @@ namespace Resource
 
         void removeUnreferencedObjectsInCache();
 
+        /** Remove all objects from the cache. */
+        void clear();
+
         void addEntryToObjectCache(const std::string& filename, osg::Object* object);
 
         /** Take an Object from cache. Return NULL if no object found. */

components/resource/resourcemanager.cpp

@@ -23,6 +23,11 @@ namespace Resource
         mCache->removeExpiredObjectsInCache(referenceTime - mExpiryDelay);
     }
 
+    void ResourceManager::clearCache()
+    {
+        mCache->clear();
+    }
+
     void ResourceManager::setExpiryDelay(double expiryDelay)
     {
         mExpiryDelay = expiryDelay;

components/resource/resourcemanager.hpp

@@ -28,6 +28,9 @@ namespace Resource
         /// Clear cache entries that have not been referenced for longer than expiryDelay.
         virtual void updateCache(double referenceTime);
 
+        /// Clear all cache entries.
+        virtual void clearCache();
+
         /// How long to keep objects in cache after no longer being referenced.
         void setExpiryDelay (double expiryDelay);
 

components/resource/resourcesystem.cpp

@@ -68,6 +68,12 @@ namespace Resource
             (*it)->updateCache(referenceTime);
     }
 
+    void ResourceSystem::clearCache()
+    {
+        for (std::vector<ResourceManager*>::iterator it = mResourceManagers.begin(); it != mResourceManagers.end(); ++it)
+            (*it)->clearCache();
+    }
+
     void ResourceSystem::addResourceManager(ResourceManager *resourceMgr)
     {
         mResourceManagers.push_back(resourceMgr);

components/resource/resourcesystem.hpp

@@ -41,6 +41,10 @@ namespace Resource
         /// @note May be called from any thread if you do not add or remove resource managers at that point.
         void updateCache(double referenceTime);
 
+        /// Indicates to each resource manager to clear the entire cache.
+        /// @note May be called from any thread if you do not add or remove resource managers at that point.
+        void clearCache();
+
         /// Add this ResourceManager to be handled by the ResourceSystem.
         /// @note Does not transfer ownership.
         void addResourceManager(ResourceManager* resourceMgr);

components/resource/scenemanager.cpp

@@ -122,6 +122,13 @@ namespace Resource
         {
             return _sharedStateSetList.size();
         }
+
+        void clearCache()
+        {
+            OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_listMutex);
+            _sharedTextureList.clear();
+            _sharedStateSetList.clear();
+        }
     };
 
     /// Set texture filtering settings on textures contained in a FlipController.
@@ -710,6 +717,15 @@ namespace Resource
         mSharedStateMutex.unlock();
     }
 
+    void SceneManager::clearCache()
+    {
+        ResourceManager::clearCache();
+
+        OpenThreads::ScopedLock<OpenThreads::Mutex> lock(mSharedStateMutex);
+        mSharedStateManager->clearCache();
+        mInstanceCache->clear();
+    }
+
     void SceneManager::reportStats(unsigned int frameNumber, osg::Stats *stats) const
     {
         {

components/resource/scenemanager.hpp

@@ -143,6 +143,8 @@ namespace Resource
         /// @see ResourceManager::updateCache
         virtual void updateCache(double referenceTime);
 
+        virtual void clearCache();
+
         virtual void reportStats(unsigned int frameNumber, osg::Stats* stats) const;
 
     private:

components/terrain/buffercache.cpp

@@ -231,4 +231,16 @@ namespace Terrain
         return buffer;
     }
 
+    void BufferCache::clearCache()
+    {
+        {
+            OpenThreads::ScopedLock<OpenThreads::Mutex> lock(mIndexBufferMutex);
+            mIndexBufferMap.clear();
+        }
+        {
+            OpenThreads::ScopedLock<OpenThreads::Mutex> lock(mUvBufferMutex);
+            mUvBufferMap.clear();
+        }
+    }
+
 }

components/terrain/buffercache.hpp

@@ -22,6 +22,8 @@ namespace Terrain
         /// @note Thread safe.
         osg::ref_ptr<osg::Vec2Array> getUVBuffer(unsigned int numVerts);
 
+        void clearCache();
+
         // TODO: add releaseGLObjects() for our vertex/element buffer objects
 
     private:

components/terrain/chunkmanager.cpp

@@ -55,6 +55,13 @@ void ChunkManager::reportStats(unsigned int frameNumber, osg::Stats *stats) cons
     stats->setAttribute(frameNumber, "Terrain Chunk", mCache->getCacheSize());
 }
 
+void ChunkManager::clearCache()
+{
+    ResourceManager::clearCache();
+
+    mBufferCache.clearCache();
+}
+
 void ChunkManager::setCullingActive(bool active)
 {
     mCullingActive = active;

components/terrain/chunkmanager.hpp

@@ -34,6 +34,8 @@ namespace Terrain
 
         virtual void reportStats(unsigned int frameNumber, osg::Stats* stats) const;
 
+        virtual void clearCache();
+
         void setCullingActive(bool active);
 
     private:

components/vfs/manager.cpp

@@ -39,6 +39,12 @@ namespace VFS
 
     Manager::~Manager()
     {
+        reset();
+    }
+
+    void Manager::reset()
+    {
+        mIndex.clear();
         for (std::vector<Archive*>::iterator it = mArchives.begin(); it != mArchives.end(); ++it)
             delete *it;
         mArchives.clear();

components/vfs/manager.hpp

@@ -26,6 +26,9 @@ namespace VFS
 
         ~Manager();
 
+        // Empty the file index and unregister archives.
+        void reset();
+
         /// Register the given archive. All files contained in it will be added to the index on the next buildIndex() call.
         /// @note Takes ownership of the given pointer.
         void addArchive(Archive* archive);