Make tb command work again

components/terrain/cellborder.cpp

@@ -12,8 +12,7 @@ namespace MWRender
 
 CellBorder::CellBorder(Terrain::World *world, osg::Group *root):
     mWorld(world),
-    mRoot(root),
-    mBorderRoot(0)
+    mRoot(root)
 {
 }
 
@@ -71,8 +70,6 @@ void CellBorder::createCellBorderGeometry(int x, int y)
 
     mRoot->addChild(borderGeode);
 
-    mBorderRoot = borderGeode;
-
     mCellBorderNodes[std::make_pair(x,y)] = borderGeode;
 }
 
@@ -84,9 +81,15 @@ void CellBorder::destroyCellBorderGeometry(int x, int y)
         return;
 
     osg::ref_ptr<osg::Node> borderNode = it->second;
-    mBorderRoot->removeChild(borderNode);
+    mRoot->removeChild(borderNode);
 
     mCellBorderNodes.erase(it);
 }
 
+void CellBorder::destroyCellBorderGeometry()
+{
+    for (CellGrid::iterator it = mCellBorderNodes.begin(); it != mCellBorderNodes.end(); ++it)
+        destroyCellBorderGeometry(it->first.first,it->first.second);
+}
+
 }

components/terrain/cellborder.hpp

@@ -24,10 +24,14 @@ namespace MWRender
         void createCellBorderGeometry(int x, int y);
         void destroyCellBorderGeometry(int x, int y);
 
+        /**
+          Destroys the geometry for all borders.
+        */
+        void destroyCellBorderGeometry();
+
     protected:
         Terrain::World *mWorld;
         osg::Group *mRoot;
-        osg::Group *mBorderRoot;
 
         CellGrid mCellBorderNodes;
     };

components/terrain/terraingrid.cpp

@@ -19,8 +19,9 @@ public:
 
 TerrainGrid::TerrainGrid(osg::Group* parent, osg::Group* compileRoot, Resource::ResourceSystem* resourceSystem, Storage* storage, int nodeMask, int preCompileMask, int borderMask)
     : Terrain::World(parent, compileRoot, resourceSystem, storage, nodeMask, preCompileMask, borderMask)
-    , mNumSplits(4)
+    , mNumSplits(4), mBorderVisible(false)
 {
+    mCellBorder.reset(new MWRender::CellBorder(this,mTerrainRoot.get()));
 }
 
 TerrainGrid::~TerrainGrid()
@@ -65,6 +66,19 @@ osg::ref_ptr<osg::Node> TerrainGrid::buildTerrain (osg::Group* parent, float chu
     }
 }
 
+void TerrainGrid::setBordersVisible(bool visible)
+{
+    mBorderVisible = visible;
+
+    if (visible)
+    {
+        for (MWRender::CellBorder::CellGrid::iterator it = mGrid.begin(); it != mGrid.end(); ++it)
+            mCellBorder->createCellBorderGeometry(it->first.first,it->first.second);
+    }
+    else
+        mCellBorder->destroyCellBorderGeometry();
+}
+
 void TerrainGrid::loadCell(int x, int y)
 {
     if (mGrid.find(std::make_pair(x, y)) != mGrid.end())
@@ -75,7 +89,8 @@ void TerrainGrid::loadCell(int x, int y)
     if (!terrainNode)
         return; // no terrain defined
 
-    Terrain::World::loadCell(x,y);
+    if (mBorderVisible)
+        mCellBorder->createCellBorderGeometry(x,y);
 
     mTerrainRoot->addChild(terrainNode);
 
@@ -84,12 +99,13 @@ void TerrainGrid::loadCell(int x, int y)
 
 void TerrainGrid::unloadCell(int x, int y)
 {
-    World::unloadCell(x,y);
-
     MWRender::CellBorder::CellGrid::iterator it = mGrid.find(std::make_pair(x,y));
     if (it == mGrid.end())
         return;
 
+    if (mBorderVisible)
+        mCellBorder->destroyCellBorderGeometry(x,y);
+
     osg::ref_ptr<osg::Node> terrainNode = it->second;
     mTerrainRoot->removeChild(terrainNode);
 

components/terrain/terraingrid.hpp

@@ -29,6 +29,7 @@ namespace Terrain
 
         View* createView();
 
+        virtual void setBordersVisible(bool visible) override;
     private:
         osg::ref_ptr<osg::Node> buildTerrain (osg::Group* parent, float chunkSize, const osg::Vec2f& chunkCenter);
 
@@ -36,8 +37,11 @@ namespace Terrain
         unsigned int mNumSplits;
 
         MWRender::CellBorder::CellGrid mGrid;
-    };
 
+        std::unique_ptr<MWRender::CellBorder> mCellBorder;
+
+        bool mBorderVisible; 
+    };
 }
 
 #endif

components/terrain/world.cpp

@@ -28,12 +28,6 @@ World::World(osg::Group* parent, osg::Group* compileRoot, Resource::ResourceSyst
 
     mTerrainRoot->setName("Terrain Root");
 
-    mBorderRoot = new osg::Switch;
-    mBorderRoot->setName("Border Root");
-    mBorderRoot->setNodeMask(borderMask);
-
-    mTerrainRoot->addChild(mBorderRoot);
-
     osg::ref_ptr<osg::Camera> compositeCam = new osg::Camera;
     compositeCam->setRenderOrder(osg::Camera::PRE_RENDER, -1);
     compositeCam->setProjectionMatrix(osg::Matrix::identity());
@@ -53,30 +47,8 @@ World::World(osg::Group* parent, osg::Group* compileRoot, Resource::ResourceSyst
     mTextureManager.reset(new TextureManager(mResourceSystem->getSceneManager()));
     mChunkManager.reset(new ChunkManager(mStorage, mResourceSystem->getSceneManager(), mTextureManager.get(), mCompositeMapRenderer));
 
-    mCellBorder.reset(new MWRender::CellBorder(this,mTerrainRoot.get()));
-
     mResourceSystem->addResourceManager(mChunkManager.get());
     mResourceSystem->addResourceManager(mTextureManager.get());
-
-    setBordersVisible(false);
-}
-
-void World::setBordersVisible(bool visible)
-{
-    if (visible)
-        mBorderRoot->setAllChildrenOn();
-    else
-        mBorderRoot->setAllChildrenOff();
-}
-
-void World::loadCell(int x, int y)
-{
-    mCellBorder->createCellBorderGeometry(x,y);
-}
-
-void World::unloadCell(int x, int y)
-{
-    mCellBorder->destroyCellBorderGeometry(x,y);
 }
 
 World::~World()

components/terrain/world.hpp

@@ -4,14 +4,11 @@
 #include <osg/ref_ptr>
 #include <osg/Referenced>
 #include <osg/Vec3f>
-#include <osg/Switch>
 
 #include <memory>
 
 #include "defs.hpp"
 
-#include "cellborder.hpp"
-
 namespace osg
 {
     class Group;
@@ -79,15 +76,15 @@ namespace Terrain
 
         /// Load the cell into the scene graph.
         /// @note Not thread safe.
-        virtual void loadCell(int x, int y);
+        virtual void loadCell(int x, int y) {}
 
         /// Remove the cell from the scene graph.
         /// @note Not thread safe.
-        virtual void unloadCell(int x, int y);
+        virtual void unloadCell(int x, int y) {}
 
         virtual void enable(bool enabled) {}
 
-        void setBordersVisible(bool visible);
+        virtual void setBordersVisible(bool visible) {}
 
         /// Create a View to use with preload feature. The caller is responsible for deleting the view.
         /// @note Thread safe.
@@ -104,14 +101,10 @@ namespace Terrain
         Storage* getStorage() { return mStorage; }
 
     protected:
-        void createCellBorderGeometry(int x, int y);
-        void destroyCellBorderGeometry(int x, int y);
-
         Storage* mStorage;
 
         osg::ref_ptr<osg::Group> mParent;
         osg::ref_ptr<osg::Group> mTerrainRoot;
-        osg::ref_ptr<osg::Switch> mBorderRoot;
 
         osg::ref_ptr<osg::Group> mCompositeMapCamera;
         osg::ref_ptr<CompositeMapRenderer> mCompositeMapRenderer;
@@ -120,8 +113,6 @@ namespace Terrain
 
         std::unique_ptr<TextureManager> mTextureManager;
         std::unique_ptr<ChunkManager> mChunkManager;
-
-        std::unique_ptr<MWRender::CellBorder> mCellBorder;
     };
 }