Merge branch 'master' into minimap

Conflicts:
	apps/openmw/mwscript/docs/vmformat.txt
	apps/openmw/mwworld/world.cpp

CMakeLists.txt

@@ -181,6 +181,7 @@ ENDIF(WIN32)
 ENDIF(OGRE_STATIC)
 include_directories("."
     ${OGRE_INCLUDE_DIR} ${OGRE_INCLUDE_DIR}/Ogre ${OGRE_INCLUDE_DIR}/OGRE ${OGRE_PLUGIN_INCLUDE_DIRS}
+    ${OGRE_Terrain_INCLUDE_DIR}
     ${OIS_INCLUDE_DIRS} ${Boost_INCLUDE_DIR}
     ${PLATFORM_INCLUDE_DIR}
     ${MYGUI_INCLUDE_DIRS}
@@ -200,6 +201,7 @@ if(APPLE)
                           "Plugin_ParticleFX")
 endif(APPLE)
 
+add_subdirectory( files/)
 add_subdirectory( files/mygui )
 
 # Specify build paths

apps/openmw/CMakeLists.txt

@@ -15,7 +15,7 @@ source_group(game FILES ${GAME} ${GAME_HEADER})
 
 add_openmw_dir (mwrender
     renderingmanager debugging sky player animation npcanimation creatureanimation actors objects
-    renderinginterface localmap
+    renderinginterface localmap water terrain terrainmaterial
     )
 
 add_openmw_dir (mwinput
@@ -82,6 +82,7 @@ add_definitions(${SOUND_DEFINE})
 
 target_link_libraries(openmw
     ${OGRE_LIBRARIES}
+    ${OGRE_Terrain_LIBRARY}
     ${OGRE_STATIC_PLUGINS}
     ${OIS_LIBRARIES}
     ${Boost_LIBRARIES}

apps/openmw/engine.cpp

@@ -315,7 +315,11 @@ void OMW::Engine::go()
 
     // This has to be added BEFORE MyGUI is initialized, as it needs
     // to find core.xml here.
+
+    //addResourcesDirectory(mResDir);
+   
     addResourcesDirectory(mResDir / "mygui");
+    addResourcesDirectory(mResDir / "water");
 
     // Create the window
     mOgre->createWindow("OpenMW");

apps/openmw/mwgui/dialogue.cpp

@@ -43,9 +43,6 @@ DialogueWindow::DialogueWindow(WindowManager& parWindowManager,MWWorld::Environm
     // Centre dialog
     center();
 
-    //WindowManager *wm = environment.mWindowManager;
-    setText("NpcName", "Name of character");
-
     //History view
     getWidget(history, "History");
     history->setOverflowToTheLeft(true);
@@ -116,7 +113,8 @@ void DialogueWindow::onSelectTopic(MyGUI::ListBox* _sender, size_t _index)
 
 void DialogueWindow::startDialogue(std::string npcName)
 {
-    setText("NpcName", npcName);
+    static_cast<MyGUI::Window*>(mMainWidget)->setCaption(npcName);
+    adjustWindowCaption();
 }
 
 void DialogueWindow::setKeywords(std::list<std::string> keyWords)

apps/openmw/mwgui/window_manager.cpp

@@ -371,7 +371,6 @@ void WindowManager::updateSkillArea()
 
 void WindowManager::removeDialog(OEngine::GUI::Layout*dialog)
 {
-    std::cout << "dialogue a la poubelle";
     assert(dialog);
     if (!dialog)
         return;

apps/openmw/mwrender/renderingmanager.cpp

@@ -23,6 +23,12 @@ RenderingManager::RenderingManager (OEngine::Render::OgreRenderer& _rend, const
 :mRendering(_rend), mObjects(mRendering), mActors(mRendering, environment), mAmbientMode(0), mDebugging(engine)
 {
     mRendering.createScene("PlayerCam", 55, 5);
+    mTerrainManager = new TerrainManager(mRendering.getScene(),
+                                         environment);
+
+    //The fog type must be set before any terrain objects are created as if the
+    //fog type is set to FOG_NONE then the initially created terrain won't have any fog
+    configureFog(1, ColourValue(1,1,1));
 
     // Set default mipmap level (NB some APIs ignore this)
     TextureManager::getSingleton().setDefaultNumMipmaps(5);
@@ -53,6 +59,10 @@ RenderingManager::RenderingManager (OEngine::Render::OgreRenderer& _rend, const
     //mSkyManager = 0;
     mSkyManager = new SkyManager(mMwRoot, mRendering.getCamera(), &environment);
 
+
+    mWater = 0;
+
+
     mPlayer = new MWRender::Player (mRendering.getCamera(), playerNode);
     mSun = 0;
 
@@ -64,6 +74,7 @@ RenderingManager::~RenderingManager ()
     //TODO: destroy mSun?
     delete mPlayer;
     delete mSkyManager;
+    delete mTerrainManager;
     delete mLocalMap;
 }
 
@@ -88,14 +99,33 @@ OEngine::Render::Fader* RenderingManager::getFader()
     return mRendering.getFader();
 }
 
-void RenderingManager::removeCell (MWWorld::Ptr::CellStore *store){
+void RenderingManager::removeCell (MWWorld::Ptr::CellStore *store)
+{
     mObjects.removeCell(store);
     mActors.removeCell(store);
+    if (store->cell->isExterior())
+      mTerrainManager->cellRemoved(store);
+}
+
+void RenderingManager::removeWater ()
+{
+    if(mWater){
+        delete mWater;
+        mWater = 0;
+    }
+}
+
+void RenderingManager::toggleWater()
+{
+    if (mWater)
+        mWater->toggle();
 }
 
 void RenderingManager::cellAdded (MWWorld::Ptr::CellStore *store)
 {
     mObjects.buildStaticGeometry (*store);
+    if (store->cell->isExterior())
+      mTerrainManager->cellAdded(store);
 }
 
 void RenderingManager::addObject (const MWWorld::Ptr& ptr){
@@ -142,6 +172,27 @@ void RenderingManager::update (float duration){
     mRendering.update(duration);
 
     mLocalMap->updatePlayer( mRendering.getCamera()->getRealPosition(), mRendering.getCamera()->getRealDirection() );
+
+    checkUnderwater();
+}
+void RenderingManager::waterAdded (MWWorld::Ptr::CellStore *store){
+    if(store->cell->data.flags & store->cell->HasWater){
+        if(mWater == 0)
+            mWater = new MWRender::Water(mRendering.getCamera(), store->cell);
+        else
+            mWater->changeCell(store->cell);
+        //else
+
+    }
+    else
+        removeWater();
+   
+}
+
+void RenderingManager::setWaterHeight(const float height)
+{
+    if (mWater)
+        mWater->setHeight(height);
 }
 
 void RenderingManager::skyEnable ()
@@ -236,17 +287,17 @@ void RenderingManager::setAmbientMode()
   {
     case 0:
 
-      mRendering.getScene()->setAmbientLight(mAmbientColor);
+      setAmbientColour(mAmbientColor);
       break;
 
     case 1:
 
-      mRendering.getScene()->setAmbientLight(0.7f*mAmbientColor + 0.3f*ColourValue(1,1,1));
+      setAmbientColour(0.7f*mAmbientColor + 0.3f*ColourValue(1,1,1));
       break;
 
     case 2:
 
-      mRendering.getScene()->setAmbientLight(ColourValue(1,1,1));
+      setAmbientColour(ColourValue(1,1,1));
       break;
   }
 }
@@ -286,6 +337,11 @@ void RenderingManager::toggleLight()
 
   setAmbientMode();
 }
+void RenderingManager::checkUnderwater(){
+    if(mWater){
+         mWater->checkUnderwater( mRendering.getCamera()->getRealPosition().y );
+    }
+}
 
 void RenderingManager::playAnimationGroup (const MWWorld::Ptr& ptr, const std::string& groupName,
      int mode, int number)
@@ -301,11 +357,13 @@ void RenderingManager::skipAnimation (const MWWorld::Ptr& ptr)
 void RenderingManager::setSunColour(const Ogre::ColourValue& colour)
 {
     mSun->setDiffuseColour(colour);
+    mTerrainManager->setDiffuse(colour);
 }
 
 void RenderingManager::setAmbientColour(const Ogre::ColourValue& colour)
 {
     mRendering.getScene()->setAmbientLight(colour);
+    mTerrainManager->setAmbient(colour);
 }
 
 void RenderingManager::sunEnable()

apps/openmw/mwrender/renderingmanager.hpp

@@ -3,6 +3,7 @@
 
 
 #include "sky.hpp"
+#include "terrain.hpp"
 #include "debugging.hpp"
 
 #include "../mwworld/class.hpp"
@@ -24,6 +25,7 @@
 #include "objects.hpp"
 #include "actors.hpp"
 #include "player.hpp"
+#include "water.hpp"
 #include "localmap.hpp"
 
 namespace Ogre
@@ -59,6 +61,8 @@ class RenderingManager: private RenderingInterface {
     RenderingManager(OEngine::Render::OgreRenderer& _rend, const boost::filesystem::path& resDir, OEngine::Physic::PhysicEngine* engine, MWWorld::Environment& environment);
     virtual ~RenderingManager();
 
+
+
     virtual MWRender::Player& getPlayer(); /// \todo move this to private again as soon as
                                             /// MWWorld::Player has been rewritten to not need access
                                             /// to internal details of the rendering system anymore
@@ -67,7 +71,7 @@ class RenderingManager: private RenderingInterface {
 
     void toggleLight();
     bool toggleRenderMode(int mode);
-    
+
     OEngine::Render::Fader* getFader();
 
     void removeCell (MWWorld::Ptr::CellStore *store);
@@ -75,6 +79,9 @@ class RenderingManager: private RenderingInterface {
     /// \todo this function should be removed later. Instead the rendering subsystems should track
     /// when rebatching is needed and update automatically at the end of each frame.
     void cellAdded (MWWorld::Ptr::CellStore *store);
+    void waterAdded(MWWorld::Ptr::CellStore *store);
+
+    void removeWater();
 
     void preCellChange (MWWorld::Ptr::CellStore* store);
     ///< this event is fired immediately before changing cell
@@ -86,17 +93,21 @@ class RenderingManager: private RenderingInterface {
     void scaleObject (const MWWorld::Ptr& ptr, const Ogre::Vector3& scale);
     void rotateObject (const MWWorld::Ptr& ptr, const::Ogre::Quaternion& orientation);
 
+    void checkUnderwater();
+    void setWaterHeight(const float height);
+    void toggleWater();
+
     /// \param store Cell the object was in previously (\a ptr has already been updated to the new cell).
     void moveObjectToCell (const MWWorld::Ptr& ptr, const Ogre::Vector3& position, MWWorld::Ptr::CellStore *store);
 
     void update (float duration);
-    
+
     void setAmbientColour(const Ogre::ColourValue& colour);
     void setSunColour(const Ogre::ColourValue& colour);
     void setSunDirection(const Ogre::Vector3& direction);
     void sunEnable();
     void sunDisable();
-    
+
     void setGlare(bool glare);
     void skyEnable ();
     void skyDisable ();
@@ -109,13 +120,13 @@ class RenderingManager: private RenderingInterface {
 
     void requestMap (MWWorld::Ptr::CellStore* cell);
     ///< request the local map for a cell
-    
+
     /// configure fog according to cell
     void configureFog(ESMS::CellStore<MWWorld::RefData> &mCell);
-    
+
     /// configure fog manually
     void configureFog(const float density, const Ogre::ColourValue& colour);
-    
+
     void playAnimationGroup (const MWWorld::Ptr& ptr, const std::string& groupName, int mode,
         int number = 1);
     ///< Run animation for a MW-reference. Calls to this function for references that are currently not
@@ -131,9 +142,13 @@ class RenderingManager: private RenderingInterface {
   private:
 
     void setAmbientMode();
-    
+
     SkyManager* mSkyManager;
-    
+
+    MWRender::Water *mWater;
+
+    TerrainManager* mTerrainManager;
+
     OEngine::Render::OgreRenderer &mRendering;
 
     MWRender::Objects mObjects;

apps/openmw/mwrender/terrain.cpp

@@ -0,0 +1,510 @@
+#include <OgreTerrain.h>
+#include <OgreTerrainGroup.h>
+#include <boost/lexical_cast.hpp>
+
+#include "../mwworld/world.hpp"
+
+#include "terrainmaterial.hpp"
+#include "terrain.hpp"
+
+
+using namespace Ogre;
+
+namespace MWRender
+{
+
+    //----------------------------------------------------------------------------------------------
+
+    TerrainManager::TerrainManager(Ogre::SceneManager* mgr, const MWWorld::Environment& evn) :
+        mEnvironment(evn), mTerrainGroup(TerrainGroup(mgr, Terrain::ALIGN_X_Z, mLandSize, mWorldSize))
+    {
+
+        TerrainMaterialGeneratorPtr matGen;
+        TerrainMaterialGeneratorB* matGenP = new TerrainMaterialGeneratorB();
+        matGen.bind(matGenP);
+        mTerrainGlobals.setDefaultMaterialGenerator(matGen);
+
+        TerrainMaterialGenerator::Profile* const activeProfile =
+            mTerrainGlobals.getDefaultMaterialGenerator()
+                           ->getActiveProfile();
+        mActiveProfile = static_cast<TerrainMaterialGeneratorB::SM2Profile*>(activeProfile);
+
+        //The pixel error should be as high as possible without it being noticed
+        //as it governs how fast mesh quality decreases.
+        mTerrainGlobals.setMaxPixelError(8);
+
+        mTerrainGlobals.setLayerBlendMapSize(32);
+        mTerrainGlobals.setDefaultGlobalColourMapSize(65);
+
+        //10 (default) didn't seem to be quite enough
+        mTerrainGlobals.setSkirtSize(128);
+
+        //due to the sudden flick between composite and non composite textures,
+        //this seemed the distance where it wasn't too noticeable
+        mTerrainGlobals.setCompositeMapDistance(mWorldSize*2);
+
+        mActiveProfile->setLightmapEnabled(false);
+        mActiveProfile->setLayerSpecularMappingEnabled(false);
+        mActiveProfile->setLayerNormalMappingEnabled(false);
+        mActiveProfile->setLayerParallaxMappingEnabled(false);
+        mActiveProfile->setReceiveDynamicShadowsEnabled(false);
+
+        //composite maps lead to a drastic reduction in loading time so are
+        //disabled
+        mActiveProfile->setCompositeMapEnabled(false);
+
+        mTerrainGroup.setOrigin(Vector3(mWorldSize/2,
+                                         0,
+                                         -mWorldSize/2));
+
+        Terrain::ImportData& importSettings = mTerrainGroup.getDefaultImportSettings();
+
+        importSettings.inputBias    = 0;
+        importSettings.terrainSize  = mLandSize;
+        importSettings.worldSize    = mWorldSize;
+        importSettings.minBatchSize = 9;
+        importSettings.maxBatchSize = mLandSize;
+
+        importSettings.deleteInputData = true;
+    }
+
+    //----------------------------------------------------------------------------------------------
+
+    TerrainManager::~TerrainManager()
+    {
+    }
+
+    //----------------------------------------------------------------------------------------------
+
+    void TerrainManager::setDiffuse(const ColourValue& diffuse)
+    {
+        mTerrainGlobals.setCompositeMapDiffuse(diffuse);
+    }
+
+    //----------------------------------------------------------------------------------------------
+
+    void TerrainManager::setAmbient(const ColourValue& ambient)
+    {
+        mTerrainGlobals.setCompositeMapAmbient(ambient);
+    }
+
+    //----------------------------------------------------------------------------------------------
+
+    void TerrainManager::cellAdded(MWWorld::Ptr::CellStore *store)
+    {
+        const int cellX = store->cell->getGridX();
+        const int cellY = store->cell->getGridY();
+
+        ESM::Land* land = mEnvironment.mWorld->getStore().lands.search(cellX, cellY);
+        if ( land != NULL )
+        {
+            land->loadData();
+        }
+
+        //split the cell terrain into four segments
+        const int numTextures = ESM::Land::LAND_TEXTURE_SIZE/2;
+
+        for ( int x = 0; x < 2; x++ )
+        {
+            for ( int y = 0; y < 2; y++ )
+            {
+                Terrain::ImportData terrainData =
+                    mTerrainGroup.getDefaultImportSettings();
+
+                const int terrainX = cellX * 2 + x;
+                const int terrainY = cellY * 2 + y;
+
+                //it makes far more sense to reallocate the memory here,
+                //and let Ogre deal with it due to the issues with deleting
+                //it at the wrong time if using threads (Which Terrain does)
+                terrainData.inputFloat = OGRE_ALLOC_T(float,
+                                                      mLandSize*mLandSize,
+                                                      MEMCATEGORY_GEOMETRY);
+
+                if ( land != NULL )
+                {
+                    //copy the height data row by row
+                    for ( int terrainCopyY = 0; terrainCopyY < mLandSize; terrainCopyY++ )
+                    {
+                                               //the offset of the current segment
+                        const size_t yOffset = y * (mLandSize-1) * ESM::Land::LAND_SIZE +
+                                               //offset of the row
+                                               terrainCopyY * ESM::Land::LAND_SIZE;
+                        const size_t xOffset = x * (mLandSize-1);
+
+                        memcpy(&terrainData.inputFloat[terrainCopyY*mLandSize],
+                               &land->landData->heights[yOffset + xOffset],
+                               mLandSize*sizeof(float));
+                    }
+                }
+                else
+                {
+                    memset(terrainData.inputFloat, 0, mLandSize*mLandSize*sizeof(float));
+                }
+
+                std::map<uint16_t, int> indexes;
+                initTerrainTextures(&terrainData, cellX, cellY,
+                                    x * numTextures, y * numTextures,
+                                    numTextures, indexes);
+
+                if (mTerrainGroup.getTerrain(terrainX, terrainY) == NULL)
+                {
+                    mTerrainGroup.defineTerrain(terrainX, terrainY, &terrainData);
+
+                    mTerrainGroup.loadTerrain(terrainX, terrainY, true);
+
+                    Terrain* terrain = mTerrainGroup.getTerrain(terrainX, terrainY);
+                    initTerrainBlendMaps(terrain,
+                                         cellX, cellY,
+                                         x * numTextures, y * numTextures,
+                                         numTextures,
+                                         indexes);
+
+                    if ( land && land->landData->usingColours )
+                    {
+                        // disable or enable global colour map (depends on available vertex colours)
+                        mActiveProfile->setGlobalColourMapEnabled(true);
+                        TexturePtr vertex = getVertexColours(land,
+                                                             cellX, cellY,
+                                                             x*(mLandSize-1),
+                                                             y*(mLandSize-1),
+                                                             mLandSize);
+
+                        //this is a hack to get around the fact that Ogre seems to
+                        //corrupt the global colour map leading to rendering errors
+                        MaterialPtr mat = terrain->getMaterial();
+                        mat->getTechnique(0)->getPass(0)->getTextureUnitState(1)->setTextureName( vertex->getName() );
+                        //mat = terrain->_getCompositeMapMaterial();
+                        //mat->getTechnique(0)->getPass(0)->getTextureUnitState(1)->setTextureName( vertex->getName() );
+                    }
+                    else
+                    {
+                        mActiveProfile->setGlobalColourMapEnabled(false);
+                    }
+                }
+            }
+        }
+
+        mTerrainGroup.freeTemporaryResources();
+    }
+
+    //----------------------------------------------------------------------------------------------
+
+    void TerrainManager::cellRemoved(MWWorld::Ptr::CellStore *store)
+    {
+        for ( int x = 0; x < 2; x++ )
+        {
+            for ( int y = 0; y < 2; y++ )
+            {
+                mTerrainGroup.unloadTerrain(store->cell->getGridX() * 2 + x,
+                                            store->cell->getGridY() * 2 + y);
+            }
+        }
+    }
+
+    //----------------------------------------------------------------------------------------------
+
+    void TerrainManager::initTerrainTextures(Terrain::ImportData* terrainData,
+                                             int cellX, int cellY,
+                                             int fromX, int fromY, int size,
+                                             std::map<uint16_t, int>& indexes)
+    {
+        assert(terrainData != NULL && "Must have valid terrain data");
+        assert(fromX >= 0 && fromY >= 0 &&
+               "Can't get a terrain texture on terrain outside the current cell");
+        assert(fromX+size <= ESM::Land::LAND_TEXTURE_SIZE &&
+               fromY+size <= ESM::Land::LAND_TEXTURE_SIZE &&
+               "Can't get a terrain texture on terrain outside the current cell");
+
+        //this ensures that the ltex indexes are sorted (or retrived as sorted
+        //which simplifies shading between cells).
+        //
+        //If we don't sort the ltex indexes, the splatting order may differ between
+        //cells which may lead to inconsistent results when shading between cells
+        std::set<uint16_t> ltexIndexes;
+        for ( int y = fromY - 1; y < fromY + size + 1; y++ )
+        {
+            for ( int x = fromX - 1; x < fromX + size + 1; x++ )
+            {
+                ltexIndexes.insert(getLtexIndexAt(cellX, cellY, x, y));
+            }
+        }
+
+        //there is one texture that we want to use as a base (i.e. it won't have
+        //a blend map). This holds the ltex index of that base texture so that
+        //we know not to include it in the output map
+        int baseTexture = -1;
+        for ( std::set<uint16_t>::iterator iter = ltexIndexes.begin();
+              iter != ltexIndexes.end();
+              ++iter )
+        {
+            const uint16_t ltexIndex = *iter;
+            //this is the base texture, so we can ignore this at present
+            if ( ltexIndex == baseTexture )
+            {
+                continue;
+            }
+
+            const std::map<uint16_t, int>::const_iterator it = indexes.find(ltexIndex);
+
+            if ( it == indexes.end() )
+            {
+                //NB: All vtex ids are +1 compared to the ltex ids
+
+                assert( (int)mEnvironment.mWorld->getStore().landTexts.getSize() >= (int)ltexIndex - 1 &&
+                       "LAND.VTEX must be within the bounds of the LTEX array");
+
+                std::string texture;
+                if ( ltexIndex == 0 )
+                {
+                    texture = "_land_default.dds";
+                }
+                else
+                {
+                    texture = mEnvironment.mWorld->getStore().landTexts.search(ltexIndex-1)->texture;
+                    //TODO this is needed due to MWs messed up texture handling
+                    texture = texture.substr(0, texture.rfind(".")) + ".dds";
+                }
+
+                const size_t position = terrainData->layerList.size();
+                terrainData->layerList.push_back(Terrain::LayerInstance());
+
+                terrainData->layerList[position].worldSize = 256;
+                terrainData->layerList[position].textureNames.push_back("textures\\" + texture);
+
+                if ( baseTexture == -1 )
+                {
+                    baseTexture = ltexIndex;
+                }
+                else
+                {
+                    indexes[ltexIndex] = position;
+                }
+            }
+        }
+    }
+
+    //----------------------------------------------------------------------------------------------
+
+    void TerrainManager::initTerrainBlendMaps(Terrain* terrain,
+                                              int cellX, int cellY,
+                                              int fromX, int fromY, int size,
+                                              const std::map<uint16_t, int>& indexes)
+    {
+        assert(terrain != NULL && "Must have valid terrain");
+        assert(fromX >= 0 && fromY >= 0 &&
+               "Can't get a terrain texture on terrain outside the current cell");
+        assert(fromX+size <= ESM::Land::LAND_TEXTURE_SIZE &&
+               fromY+size <= ESM::Land::LAND_TEXTURE_SIZE &&
+               "Can't get a terrain texture on terrain outside the current cell");
+
+        //size must be a power of 2 as we do divisions with a power of 2 number
+        //that need to result in an integer for correct splatting
+        assert( (size & (size - 1)) == 0 && "Size must be a power of 2");
+
+        const int blendMapSize = terrain->getLayerBlendMapSize();
+        const int splatSize    = blendMapSize / size;
+
+        //zero out every map
+        std::map<uint16_t, int>::const_iterator iter;
+        for ( iter = indexes.begin(); iter != indexes.end(); ++iter )
+        {
+            float* pBlend = terrain->getLayerBlendMap(iter->second)
+                                   ->getBlendPointer();
+            memset(pBlend, 0, sizeof(float) * blendMapSize * blendMapSize);
+        }
+
+        //covert the ltex data into a set of blend maps
+        for ( int texY = fromY - 1; texY < fromY + size + 1; texY++ )
+        {
+            for ( int texX = fromX - 1; texX < fromX + size + 1; texX++ )
+            {
+                const uint16_t ltexIndex = getLtexIndexAt(cellX, cellY, texX, texY);
+
+                //check if it is the base texture (which isn't in the map) and
+                //if it is don't bother altering the blend map for it
+                if ( indexes.find(ltexIndex) == indexes.end() )
+                {
+                    continue;
+                }
+
+                //while texX is the splat index relative to the entire cell,
+                //relX is relative to the current segment we are splatting
+                const int relX = texX - fromX;
+                const int relY = texY - fromY;
+
+                const int layerIndex = indexes.find(ltexIndex)->second;
+
+                float* const pBlend = terrain->getLayerBlendMap(layerIndex)
+                                             ->getBlendPointer();
+
+                for ( int y = -1; y < splatSize + 1; y++ )
+                {
+                    for ( int x = -1; x < splatSize + 1; x++ )
+                    {
+
+                        //Note: Y is reversed
+                        const int splatY = blendMapSize - 1 - relY * splatSize - y;
+                        const int splatX = relX * splatSize + x;
+
+                        if ( splatX >= 0 && splatX < blendMapSize &&
+                             splatY >= 0 && splatY < blendMapSize )
+                        {
+                            const int index = (splatY)*blendMapSize + splatX;
+
+                            if ( y >= 0 && y < splatSize &&
+                                 x >= 0 && x < splatSize )
+                            {
+                                pBlend[index] = 1;
+                            }
+                            else
+                            {
+                                //this provides a transition shading but also
+                                //rounds off the corners slightly
+                                pBlend[index] = std::min(1.0f, pBlend[index] + 0.5f);
+                            }
+                        }
+
+                    }
+                }
+            }
+        }
+
+        for ( int i = 1; i < terrain->getLayerCount(); i++ )
+        {
+             TerrainLayerBlendMap* blend = terrain->getLayerBlendMap(i);
+             blend->dirty();
+             blend->update();
+        }
+
+    }
+
+    //----------------------------------------------------------------------------------------------
+
+    int TerrainManager::getLtexIndexAt(int cellX, int cellY,
+                                       int x, int y)
+    {
+        //check texture index falls within the 9 cell bounds
+        //as this function can't cope with anything above that
+        assert(x >= -ESM::Land::LAND_TEXTURE_SIZE &&
+               y >= -ESM::Land::LAND_TEXTURE_SIZE &&
+               "Trying to get land textures that are out of bounds");
+
+        assert(x < 2*ESM::Land::LAND_TEXTURE_SIZE &&
+               y < 2*ESM::Land::LAND_TEXTURE_SIZE &&
+               "Trying to get land textures that are out of bounds");
+
+        if ( x < 0 )
+        {
+            cellX--;
+            x += ESM::Land::LAND_TEXTURE_SIZE;
+        }
+        else if ( x >= ESM::Land::LAND_TEXTURE_SIZE )
+        {
+            cellX++;
+            x -= ESM::Land::LAND_TEXTURE_SIZE;
+        }
+
+        if ( y < 0 )
+        {
+            cellY--;
+            y += ESM::Land::LAND_TEXTURE_SIZE;
+        }
+        else if ( y >= ESM::Land::LAND_TEXTURE_SIZE )
+        {
+            cellY++;
+            y -= ESM::Land::LAND_TEXTURE_SIZE;
+        }
+
+
+        ESM::Land* land = mEnvironment.mWorld->getStore().lands.search(cellX, cellY);
+        if ( land != NULL )
+        {
+            land->loadData();
+            return land->landData
+                       ->textures[y * ESM::Land::LAND_TEXTURE_SIZE + x];
+        }
+        else
+        {
+            return 0;
+        }
+    }
+
+    //----------------------------------------------------------------------------------------------
+
+    TexturePtr TerrainManager::getVertexColours(ESM::Land* land,
+                                                int cellX, int cellY,
+                                                int fromX, int fromY, int size)
+    {
+        TextureManager* const texMgr = TextureManager::getSingletonPtr();
+
+        const std::string colourTextureName = "VtexColours_" +
+                                              boost::lexical_cast<std::string>(cellX) +
+                                              "_" +
+                                              boost::lexical_cast<std::string>(cellY) +
+                                              "_" +
+                                              boost::lexical_cast<std::string>(fromX) +
+                                              "_" +
+                                              boost::lexical_cast<std::string>(fromY);
+
+        TexturePtr tex = texMgr->getByName(colourTextureName);
+        if ( !tex.isNull() )
+        {
+            return tex;
+        }
+
+        tex = texMgr->createManual(colourTextureName,
+                                   ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME,
+                                   TEX_TYPE_2D, size, size, 0, PF_BYTE_BGR);
+
+        HardwarePixelBufferSharedPtr pixelBuffer = tex->getBuffer();
+
+        pixelBuffer->lock(HardwareBuffer::HBL_DISCARD);
+        const PixelBox& pixelBox = pixelBuffer->getCurrentLock();
+
+        uint8* pDest = static_cast<uint8*>(pixelBox.data);
+
+        if ( land != NULL )
+        {
+            const char* const colours = land->landData->colours;
+            for ( int y = 0; y < size; y++ )
+            {
+                for ( int x = 0; x < size; x++ )
+                {
+                    const size_t colourOffset = (y+fromY)*3*65 + (x+fromX)*3;
+
+                    assert( colourOffset < 65*65*3 &&
+                            "Colour offset is out of the expected bounds of record" );
+
+                    const unsigned char r = colours[colourOffset + 0];
+                    const unsigned char g = colours[colourOffset + 1];
+                    const unsigned char b = colours[colourOffset + 2];
+
+                    //as is the case elsewhere we need to flip the y
+                    const size_t imageOffset = (size - 1 - y)*size*4 + x*4;
+                    pDest[imageOffset + 0] = b;
+                    pDest[imageOffset + 1] = g;
+                    pDest[imageOffset + 2] = r;
+                }
+            }
+        }
+        else
+        {
+            for ( int y = 0; y < size; y++ )
+            {
+                for ( int x = 0; x < size; x++ )
+                {
+                    for ( int k = 0; k < 3; k++ )
+                    {
+                        *pDest++ = 0;
+                    }
+                }
+            }
+        }
+
+        pixelBuffer->unlock();
+
+        return tex;
+    }
+
+}

apps/openmw/mwrender/terrain.hpp

@@ -0,0 +1,117 @@
+#ifndef _GAME_RENDER_TERRAIN_H
+#define _GAME_RENDER_TERRAIN_H
+
+#include <OgreTerrain.h>
+#include <OgreTerrainGroup.h>
+#include "terrainmaterial.hpp"
+
+#include "../mwworld/ptr.hpp"
+
+namespace Ogre{
+    class SceneManager;
+    class TerrainGroup;
+    class TerrainGlobalOptions;
+    class Terrain;
+}
+
+namespace MWRender{
+
+    /**
+     * Implements the Morrowind terrain using the Ogre Terrain Component
+     *
+     * Each terrain cell is split into four blocks as this leads to an increase
+     * in performance and means we don't hit splat limits quite as much
+     */
+    class TerrainManager{
+    public:
+        TerrainManager(Ogre::SceneManager* mgr, const MWWorld::Environment& env);
+        virtual ~TerrainManager();
+
+        void setDiffuse(const Ogre::ColourValue& diffuse);
+        void setAmbient(const Ogre::ColourValue& ambient);
+
+        void cellAdded(MWWorld::Ptr::CellStore* store);
+        void cellRemoved(MWWorld::Ptr::CellStore* store);
+    private:
+        Ogre::TerrainGlobalOptions mTerrainGlobals;
+        Ogre::TerrainGroup mTerrainGroup;
+
+        const MWWorld::Environment& mEnvironment;
+
+        Ogre::TerrainMaterialGeneratorB::SM2Profile* mActiveProfile;
+
+        /**
+         * The length in verticies of a single terrain block.
+         */
+        static const int mLandSize = (ESM::Land::LAND_SIZE - 1)/2 + 1;
+
+        /**
+         * The length in game units of a single terrain block.
+         */
+        static const int mWorldSize = ESM::Land::REAL_SIZE/2;
+
+        /**
+         * Setups up the list of textures for part of a cell, using indexes as
+         * an output to create a mapping of MW LtexIndex to the relevant terrain
+         * layer
+         *
+         * @param terrainData the terrain data to setup the textures for
+         * @param cellX the coord of the cell
+         * @param cellY the coord of the cell
+         * @param fromX the ltex index in the current cell to start making the texture from
+         * @param fromY the ltex index in the current cell to start making the texture from
+         * @param size the size (number of splats) to get
+         * @param indexes a mapping of ltex index to the terrain texture layer that
+         *          can be used by initTerrainBlendMaps
+         */
+        void initTerrainTextures(Ogre::Terrain::ImportData* terrainData,
+                                 int cellX, int cellY,
+                                 int fromX, int fromY, int size,
+                                 std::map<uint16_t, int>& indexes);
+
+        /**
+         * Creates the blend (splatting maps) for the given terrain from the ltex data.
+         *
+         * @param terrain the terrain object for the current cell
+         * @param cellX the coord of the cell
+         * @param cellY the coord of the cell
+         * @param fromX the ltex index in the current cell to start making the texture from
+         * @param fromY the ltex index in the current cell to start making the texture from
+         * @param size the size (number of splats) to get
+         * @param indexes the mapping of ltex to blend map produced by initTerrainTextures
+         */
+        void initTerrainBlendMaps(Ogre::Terrain* terrain,
+                                  int cellX, int cellY,
+                                  int fromX, int fromY, int size,
+                                  const std::map<uint16_t, int>& indexes);
+
+        /**
+         * Gets a LTEX index at the given point, assuming the current cell
+         * starts at (0,0). This supports getting values from the surrounding
+         * cells so negative x, y is acceptable
+         *
+         * @param cellX the coord of the cell
+         * @param cellY the coord of the cell
+         * @param x, y the splat position of the ltex index to get relative to the
+         *             first splat of the current cell
+         */
+        int getLtexIndexAt(int cellX, int cellY, int x, int y);
+
+        /**
+         * Due to the fact that Ogre terrain doesn't support vertex colours
+         * we have to generate them manually
+         *
+         * @param cellX the coord of the cell
+         * @param cellY the coord of the cell
+         * @param fromX the *vertex* index in the current cell to start making texture from
+         * @param fromY the *vertex* index in the current cell to start making the texture from
+         * @param size the size (number of vertexes) to get
+         */
+        Ogre::TexturePtr getVertexColours(ESM::Land* land,
+                                          int cellX, int cellY,
+                                          int fromX, int fromY, int size);
+    };
+
+}
+
+#endif // _GAME_RENDER_TERRAIN_H

apps/openmw/mwrender/terrainmaterial.hpp

@@ -0,0 +1,266 @@
+/*
+-----------------------------------------------------------------------------
+This source file is part of OGRE
+(Object-oriented Graphics Rendering Engine)
+For the latest info, see http://www.ogre3d.org/
+
+Copyright (c) 2000-2011 Torus Knot Software Ltd
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+-----------------------------------------------------------------------------
+*/
+
+#ifndef __Ogre_TerrainMaterialGeneratorB_H__
+#define __Ogre_TerrainMaterialGeneratorB_H__
+
+#include "OgreTerrainPrerequisites.h"
+#include "OgreTerrainMaterialGenerator.h"
+#include "OgreGpuProgramParams.h"
+
+namespace Ogre
+{
+	class PSSMShadowCameraSetup;
+
+	/** \addtogroup Optional Components
+	*  @{
+	*/
+	/** \addtogroup Terrain
+	*  Some details on the terrain component
+	*  @{
+	*/
+
+
+	/** A TerrainMaterialGenerator which can cope with normal mapped, specular mapped
+		terrain. 
+		@note Requires the Cg plugin to render correctly
+	*/
+	class _OgreTerrainExport TerrainMaterialGeneratorB : public TerrainMaterialGenerator
+	{
+	public:
+		TerrainMaterialGeneratorB();
+		~TerrainMaterialGeneratorB();
+
+		/** Shader model 2 profile target. 
+		*/
+		class _OgreTerrainExport SM2Profile : public TerrainMaterialGenerator::Profile
+		{
+		public:
+			SM2Profile(TerrainMaterialGenerator* parent, const String& name, const String& desc);
+			~SM2Profile();
+
+            bool isVertexCompressionSupported() const {return false;}
+            
+			MaterialPtr generate(const Terrain* terrain);
+			MaterialPtr generateForCompositeMap(const Terrain* terrain);
+			uint8 getMaxLayers(const Terrain* terrain) const;
+			void updateParams(const MaterialPtr& mat, const Terrain* terrain);
+			void updateParamsForCompositeMap(const MaterialPtr& mat, const Terrain* terrain);
+			void requestOptions(Terrain* terrain);
+
+			/** Whether to support normal mapping per layer in the shader (default true). 
+			*/
+			bool isLayerNormalMappingEnabled() const  { return mLayerNormalMappingEnabled; }
+			/** Whether to support normal mapping per layer in the shader (default true). 
+			*/
+			void setLayerNormalMappingEnabled(bool enabled);
+			/** Whether to support parallax mapping per layer in the shader (default true). 
+			*/
+			bool isLayerParallaxMappingEnabled() const  { return mLayerParallaxMappingEnabled; }
+			/** Whether to support parallax mapping per layer in the shader (default true). 
+			*/
+			void setLayerParallaxMappingEnabled(bool enabled);
+			/** Whether to support specular mapping per layer in the shader (default true). 
+			*/
+			bool isLayerSpecularMappingEnabled() const  { return mLayerSpecularMappingEnabled; }
+			/** Whether to support specular mapping per layer in the shader (default true). 
+			*/
+			void setLayerSpecularMappingEnabled(bool enabled);
+			/** Whether to support a global colour map over the terrain in the shader,
+				if it's present (default true). 
+			*/
+			bool isGlobalColourMapEnabled() const  { return mGlobalColourMapEnabled; }
+			/** Whether to support a global colour map over the terrain in the shader,
+			if it's present (default true). 
+			*/
+			void setGlobalColourMapEnabled(bool enabled);
+			/** Whether to support a light map over the terrain in the shader,
+			if it's present (default true). 
+			*/
+			bool isLightmapEnabled() const  { return mLightmapEnabled; }
+			/** Whether to support a light map over the terrain in the shader,
+			if it's present (default true). 
+			*/
+			void setLightmapEnabled(bool enabled);
+			/** Whether to use the composite map to provide a lower LOD technique
+				in the distance (default true). 
+			*/
+			bool isCompositeMapEnabled() const  { return mCompositeMapEnabled; }
+			/** Whether to use the composite map to provide a lower LOD technique
+			in the distance (default true). 
+			*/
+			void setCompositeMapEnabled(bool enabled);
+			/** Whether to support dynamic texture shadows received from other 
+				objects, on the terrain (default true). 
+			*/
+			bool getReceiveDynamicShadowsEnabled() const  { return mReceiveDynamicShadows; }
+			/** Whether to support dynamic texture shadows received from other 
+			objects, on the terrain (default true). 
+			*/
+			void setReceiveDynamicShadowsEnabled(bool enabled);
+
+			/** Whether to use PSSM support dynamic texture shadows, and if so the 
+				settings to use (default 0). 
+			*/
+			void setReceiveDynamicShadowsPSSM(PSSMShadowCameraSetup* pssmSettings);
+			/** Whether to use PSSM support dynamic texture shadows, and if so the 
+			settings to use (default 0). 
+			*/
+			PSSMShadowCameraSetup* getReceiveDynamicShadowsPSSM() const { return mPSSM; }
+			/** Whether to use depth shadows (default false). 
+			*/
+			void setReceiveDynamicShadowsDepth(bool enabled);
+			/** Whether to use depth shadows (default false). 
+			*/
+			bool getReceiveDynamicShadowsDepth() const { return mDepthShadows; }
+			/** Whether to use shadows on low LOD material rendering (when using composite map) (default false). 
+			*/
+			void setReceiveDynamicShadowsLowLod(bool enabled);
+			/** Whether to use shadows on low LOD material rendering (when using composite map) (default false). 
+			*/
+			bool getReceiveDynamicShadowsLowLod() const { return mLowLodShadows; }
+
+                        int getNumberOfLightsSupported() const;
+
+			/// Internal
+			bool _isSM3Available() const { return mSM3Available; }
+		
+		protected:
+
+			enum TechniqueType
+			{
+				HIGH_LOD, 
+				LOW_LOD, 
+				RENDER_COMPOSITE_MAP
+			};
+			void addTechnique(const MaterialPtr& mat, const Terrain* terrain, TechniqueType tt);
+
+			/// Interface definition for helper class to generate shaders
+			class _OgreTerrainExport ShaderHelper : public TerrainAlloc
+			{
+			public:
+				ShaderHelper() {}
+				virtual ~ShaderHelper() {}
+				virtual HighLevelGpuProgramPtr generateVertexProgram(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt);
+				virtual HighLevelGpuProgramPtr generateFragmentProgram(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt);
+				virtual void updateParams(const SM2Profile* prof, const MaterialPtr& mat, const Terrain* terrain, bool compositeMap);
+			protected:
+				virtual String getVertexProgramName(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt);
+				virtual String getFragmentProgramName(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt);
+				virtual HighLevelGpuProgramPtr createVertexProgram(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt) = 0;
+				virtual HighLevelGpuProgramPtr createFragmentProgram(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt) = 0;
+				virtual void generateVertexProgramSource(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream);
+				virtual void generateFragmentProgramSource(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream);
+				virtual void generateVpHeader(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream) = 0;
+				virtual void generateFpHeader(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream) = 0;
+				virtual void generateVpLayer(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, uint layer, StringUtil::StrStreamType& outStream) = 0;
+				virtual void generateFpLayer(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, uint layer, StringUtil::StrStreamType& outStream) = 0;
+				virtual void generateVpFooter(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream) = 0;
+				virtual void generateFpFooter(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream) = 0;
+				virtual void defaultVpParams(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, const HighLevelGpuProgramPtr& prog);
+				virtual void defaultFpParams(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, const HighLevelGpuProgramPtr& prog);
+				virtual void updateVpParams(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, const GpuProgramParametersSharedPtr& params);
+				virtual void updateFpParams(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, const GpuProgramParametersSharedPtr& params);
+				static String getChannel(uint idx);
+
+				size_t mShadowSamplerStartHi;
+				size_t mShadowSamplerStartLo;
+
+			};
+
+			/// Utility class to help with generating shaders for Cg / HLSL.
+			class _OgreTerrainExport ShaderHelperCg : public ShaderHelper
+			{
+			protected:
+				HighLevelGpuProgramPtr createVertexProgram(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt);
+				HighLevelGpuProgramPtr createFragmentProgram(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt);
+				void generateVpHeader(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream);
+				void generateFpHeader(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream);
+				void generateVpLayer(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, uint layer, StringUtil::StrStreamType& outStream);
+				void generateFpLayer(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, uint layer, StringUtil::StrStreamType& outStream);
+				void generateVpFooter(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream);
+				void generateFpFooter(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream);
+				uint generateVpDynamicShadowsParams(uint texCoordStart, const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream);
+				void generateVpDynamicShadows(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream);
+				void generateFpDynamicShadowsHelpers(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream);
+				void generateFpDynamicShadowsParams(uint* texCoord, uint* sampler, const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream);
+				void generateFpDynamicShadows(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream);
+			};
+
+			class _OgreTerrainExport ShaderHelperHLSL : public ShaderHelperCg
+			{
+			protected:
+				HighLevelGpuProgramPtr createVertexProgram(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt);
+				HighLevelGpuProgramPtr createFragmentProgram(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt);
+			};
+
+			/// Utility class to help with generating shaders for GLSL.
+			class _OgreTerrainExport ShaderHelperGLSL : public ShaderHelper
+			{
+			protected:
+				HighLevelGpuProgramPtr createVertexProgram(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt);
+				HighLevelGpuProgramPtr createFragmentProgram(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt);
+				void generateVpHeader(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream) {}
+				void generateFpHeader(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream) {}
+				void generateVpLayer(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, uint layer, StringUtil::StrStreamType& outStream) {}
+				void generateFpLayer(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, uint layer, StringUtil::StrStreamType& outStream) {}
+				void generateVpFooter(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream) {}
+				void generateFpFooter(const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, StringUtil::StrStreamType& outStream) {}
+			};
+
+			ShaderHelper* mShaderGen;
+			bool mLayerNormalMappingEnabled;
+			bool mLayerParallaxMappingEnabled;
+			bool mLayerSpecularMappingEnabled;
+			bool mGlobalColourMapEnabled;
+			bool mLightmapEnabled;
+			bool mCompositeMapEnabled;
+			bool mReceiveDynamicShadows;
+			PSSMShadowCameraSetup* mPSSM;
+			bool mDepthShadows;
+			bool mLowLodShadows;
+			bool mSM3Available;
+
+			bool isShadowingEnabled(TechniqueType tt, const Terrain* terrain) const;
+
+		};
+
+
+
+
+	};
+
+
+
+	/** @} */
+	/** @} */
+
+
+}
+
+#endif

apps/openmw/mwrender/water.cpp

@@ -0,0 +1,95 @@
+#include "water.hpp"
+
+namespace MWRender
+{
+
+Water::Water (Ogre::Camera *camera, const ESM::Cell* cell) :
+    mCamera (camera), mViewport (camera->getViewport()), mSceneManager (camera->getSceneManager()),
+    mIsUnderwater(false)
+{
+    try
+    {
+        Ogre::CompositorManager::getSingleton().addCompositor(mViewport, "Water", -1);
+        Ogre::CompositorManager::getSingleton().setCompositorEnabled(mViewport, "Water", false);
+    } catch(...) {}
+
+    mTop = cell->water;
+
+    mIsUnderwater = false;
+
+    mWaterPlane = Ogre::Plane(Ogre::Vector3::UNIT_Y, 0);
+
+    Ogre::MeshManager::getSingleton().createPlane("water", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME,  mWaterPlane, CELL_SIZE*5, CELL_SIZE * 5, 10, 10, true, 1, 3,5, Ogre::Vector3::UNIT_Z);
+
+    mWater = mSceneManager->createEntity("water");
+
+    mWater->setMaterialName("Examples/Water0");
+
+    mWaterNode = mSceneManager->getRootSceneNode()->createChildSceneNode();
+    mWaterNode->setPosition(0, mTop, 0);
+
+    if(!(cell->data.flags & cell->Interior))
+    {
+        mWaterNode->setPosition(getSceneNodeCoordinates(cell->data.gridX, cell->data.gridY));
+    }
+    mWaterNode->attachObject(mWater);
+}
+
+
+Water::~Water()
+{
+    Ogre::MeshManager::getSingleton().remove("water");
+
+    mWaterNode->detachObject(mWater);
+    mSceneManager->destroyEntity(mWater);
+    mSceneManager->destroySceneNode(mWaterNode);
+
+    Ogre::CompositorManager::getSingleton().removeCompositorChain(mViewport);
+}
+
+void Water::changeCell(const ESM::Cell* cell)
+{
+    mTop = cell->water;
+
+    if(!(cell->data.flags & cell->Interior))
+        mWaterNode->setPosition(getSceneNodeCoordinates(cell->data.gridX, cell->data.gridY));
+    else
+        setHeight(mTop);
+}
+
+void Water::setHeight(const float height)
+{
+    mTop = height;
+    mWaterNode->setPosition(0, height, 0);
+}
+
+void Water::toggle()
+{
+    mWater->setVisible(!mWater->getVisible());
+}
+
+void Water::checkUnderwater(float y)
+{
+    if ((mIsUnderwater && y > mTop) || !mWater->isVisible())
+    {
+        try {
+            Ogre::CompositorManager::getSingleton().setCompositorEnabled(mViewport, "Water", false);
+        } catch(...) {}
+        mIsUnderwater = false;
+    } 
+
+    if (!mIsUnderwater && y < mTop && mWater->isVisible())
+    {
+        try {
+            Ogre::CompositorManager::getSingleton().setCompositorEnabled(mViewport, "Water", true);
+        } catch(...) {}
+        mIsUnderwater = true;
+    }
+}
+
+Ogre::Vector3 Water::getSceneNodeCoordinates(int gridX, int gridY)
+{
+    return Ogre::Vector3(gridX * CELL_SIZE + (CELL_SIZE / 2), mTop, -gridY * CELL_SIZE - (CELL_SIZE / 2));
+}
+
+} // namespace

apps/openmw/mwrender/water.hpp

@@ -0,0 +1,40 @@
+#ifndef GAME_MWRENDER_WATER_H
+#define GAME_MWRENDER_WATER_H
+
+#include <Ogre.h>
+#include <components/esm/loadcell.hpp>
+
+namespace MWRender {
+
+    /// Water rendering 	
+    class Water : Ogre::RenderTargetListener, Ogre::Camera::Listener
+    {
+        static const int CELL_SIZE = 8192;
+        Ogre::Camera *mCamera;
+        Ogre::SceneManager *mSceneManager;
+        Ogre::Viewport *mViewport;
+
+        Ogre::Plane mWaterPlane;
+        Ogre::SceneNode *mWaterNode;
+        Ogre::Entity *mWater;
+
+        bool mIsUnderwater;
+        int mTop;
+
+        Ogre::Vector3 getSceneNodeCoordinates(int gridX, int gridY);
+
+    public:
+        Water (Ogre::Camera *camera, const ESM::Cell* cell);
+        ~Water();
+
+        void toggle();
+
+        void checkUnderwater(float y);
+        void changeCell(const ESM::Cell* cell);
+        void setHeight(const float height);
+
+    };
+
+}
+
+#endif

apps/openmw/mwscript/cellextensions.cpp

@@ -133,11 +133,70 @@ namespace MWScript
                 }
         };
 
+        class OpGetWaterLevel : public Interpreter::Opcode0
+        {
+            public:
+
+                virtual void execute (Interpreter::Runtime& runtime)
+                {
+                    InterpreterContext& context
+                        = static_cast<InterpreterContext&> (runtime.getContext());
+
+                    MWWorld::Ptr::CellStore *cell = context.getWorld().getPlayer().getPlayer().getCell();
+                    runtime.push (cell->mWaterLevel);
+                }
+        };
+
+        class OpSetWaterLevel : public Interpreter::Opcode0
+        {
+            public:
+
+                virtual void execute (Interpreter::Runtime& runtime)
+                {
+                    InterpreterContext& context
+                        = static_cast<InterpreterContext&> (runtime.getContext());
+
+                    Interpreter::Type_Float level = runtime[0].mFloat;
+
+                    MWWorld::Ptr::CellStore *cell = context.getWorld().getPlayer().getPlayer().getCell();
+
+                    if (!(cell->cell->data.flags & ESM::Cell::Interior))
+                        throw std::runtime_error("Can't set water level in exterior cell");
+
+                    cell->mWaterLevel = level;
+                    context.getEnvironment().mWorld->setWaterHeight(cell->mWaterLevel);
+                }
+        };
+
+        class OpModWaterLevel : public Interpreter::Opcode0
+        {
+            public:
+
+                virtual void execute (Interpreter::Runtime& runtime)
+                {
+                    InterpreterContext& context
+                        = static_cast<InterpreterContext&> (runtime.getContext());
+
+                    Interpreter::Type_Float level = runtime[0].mFloat;
+
+                    MWWorld::Ptr::CellStore *cell = context.getWorld().getPlayer().getPlayer().getCell();
+
+                    if (!(cell->cell->data.flags & ESM::Cell::Interior))
+                        throw std::runtime_error("Can't set water level in exterior cell");
+                    
+                    cell->mWaterLevel +=level;
+                    context.getEnvironment().mWorld->setWaterHeight(cell->mWaterLevel);
+                }
+        };
+
         const int opcodeCellChanged = 0x2000000;
         const int opcodeCOC = 0x2000026;
         const int opcodeCOE = 0x200008e;
         const int opcodeGetInterior = 0x2000131;
         const int opcodeGetPCCell = 0x2000136;
+        const int opcodeGetWaterLevel = 0x2000141;
+        const int opcodeSetWaterLevel = 0x2000142;
+        const int opcodeModWaterLevel = 0x2000143;
 
         void registerExtensions (Compiler::Extensions& extensions)
         {
@@ -146,8 +205,11 @@ namespace MWScript
             extensions.registerInstruction ("centeroncell", "S", opcodeCOC);
             extensions.registerInstruction ("coe", "ll", opcodeCOE);
             extensions.registerInstruction ("centeronexterior", "ll", opcodeCOE);
+            extensions.registerInstruction ("setwaterlevel", "f", opcodeSetWaterLevel);
+            extensions.registerInstruction ("modwaterlevel", "f", opcodeModWaterLevel);
             extensions.registerFunction ("getinterior", 'l', "", opcodeGetInterior);
             extensions.registerFunction ("getpccell", 'l', "c", opcodeGetPCCell);
+            extensions.registerFunction ("getwaterlevel", 'f', "", opcodeGetWaterLevel);
         }
 
         void installOpcodes (Interpreter::Interpreter& interpreter)
@@ -157,6 +219,9 @@ namespace MWScript
             interpreter.installSegment5 (opcodeCOE, new OpCOE);
             interpreter.installSegment5 (opcodeGetInterior, new OpGetInterior);
             interpreter.installSegment5 (opcodeGetPCCell, new OpGetPCCell);
+            interpreter.installSegment5 (opcodeGetWaterLevel, new OpGetWaterLevel);
+            interpreter.installSegment5 (opcodeSetWaterLevel, new OpSetWaterLevel);
+            interpreter.installSegment5 (opcodeModWaterLevel, new OpModWaterLevel);
         }
     }
 }

apps/openmw/mwscript/docs/vmformat.txt

@@ -123,5 +123,9 @@ op 0x200013d: FadeOut
 op 0x200013e: FadeTo
 op 0x200013f: GetCurrentWeather
 op 0x2000140: ChangeWeather
+op 0x2000141: GetWaterLevel
+op 0x2000142: SetWaterLevel
+op 0x2000143: ModWaterLevel
+op 0x2000144: ToggleWater, twa
 op 0x2000145: ToggleFogOfWar (tfow)
 opcodes 0x2000146-0x3ffffff unused

apps/openmw/mwscript/miscextensions.cpp

@@ -175,6 +175,19 @@ namespace MWScript
                 }
         };
 
+        class OpToggleWater : public Interpreter::Opcode0
+        {
+            public:
+
+                virtual void execute (Interpreter::Runtime& runtime)
+                {
+                    InterpreterContext& context =
+                        static_cast<InterpreterContext&> (runtime.getContext());
+
+                    context.getWorld().toggleWater();
+                }
+        };
+
         const int opcodeXBox = 0x200000c;
         const int opcodeOnActivate = 0x200000d;
         const int opcodeActivate = 0x2000075;
@@ -187,6 +200,7 @@ namespace MWScript
         const int opcodeFadeIn = 0x200013c;
         const int opcodeFadeOut = 0x200013d;
         const int opcodeFadeTo = 0x200013e;
+        const int opcodeToggleWater = 0x2000144;
 
         void registerExtensions (Compiler::Extensions& extensions)
         {
@@ -204,6 +218,8 @@ namespace MWScript
             extensions.registerInstruction ("fadein", "f", opcodeFadeIn);
             extensions.registerInstruction ("fadeout", "f", opcodeFadeOut);
             extensions.registerInstruction ("fadeto", "ff", opcodeFadeTo);
+            extensions.registerInstruction ("togglewater", "", opcodeToggleWater);
+            extensions.registerInstruction ("twa", "", opcodeToggleWater);
         }
 
         void installOpcodes (Interpreter::Interpreter& interpreter)
@@ -220,6 +236,7 @@ namespace MWScript
             interpreter.installSegment5 (opcodeFadeIn, new OpFadeIn);
             interpreter.installSegment5 (opcodeFadeOut, new OpFadeOut);
             interpreter.installSegment5 (opcodeFadeTo, new OpFadeTo);
+            interpreter.installSegment5 (opcodeToggleWater, new OpToggleWater);
         }
     }
 }

apps/openmw/mwsound/openal_output.cpp

@@ -441,12 +441,34 @@ void OpenAL_Output::init(const std::string &devname)
     try
     {
         ALCuint maxtotal = std::min<ALCuint>(maxmono+maxstereo, 256);
-        for(size_t i = 0;i < maxtotal;i++)
+        if (maxtotal == 0) // workaround for broken implementations
         {
-            ALuint src = 0;
+            maxtotal = 256;
-            alGenSources(1, &src);
+            bool stop = false;
-            throwALerror();
+            for(size_t i = 0;i < maxtotal && !stop;i++) // generate source until error returned
-            mFreeSources.push_back(src);
+            {
+                ALuint src = 0;
+                alGenSources(1, &src);
+                ALenum err = alGetError();
+                if(err != AL_NO_ERROR)
+                {
+                    stop = true;
+                }
+                else
+                {
+                    mFreeSources.push_back(src);
+                }
+            }
+        }
+        else // normal case
+        {
+            for(size_t i = 0;i < maxtotal;i++)
+            {
+                ALuint src = 0;
+                alGenSources(1, &src);
+                throwALerror();
+                mFreeSources.push_back(src);
+            }
         }
     }
     catch(std::exception &e)

apps/openmw/mwworld/scene.cpp

@@ -54,9 +54,11 @@ void insertCellRefList(MWRender::RenderingManager& rendering, MWWorld::Environme
 
 namespace MWWorld
 {
+
     void Scene::update (float duration){
         mRendering.update (duration);
     }
+
     void Scene::unloadCell (CellStoreCollection::iterator iter)
     {
         std::cout << "Unloading cell\n";
@@ -79,6 +81,7 @@ namespace MWWorld
                 mPhysics->removeObject (node->getName());
             }
         }
+
 		mRendering.removeCell(*iter);
 		//mPhysics->removeObject("Unnamed_43");
 
@@ -87,6 +90,7 @@ namespace MWWorld
         mEnvironment.mSoundManager->stopSound (*iter);
 		mActiveCells.erase(*iter);
         
+
         
     }
 
@@ -101,7 +105,7 @@ namespace MWWorld
             mActiveCells.insert(cell);
        if(result.second){
               insertCell(*cell, mEnvironment);
-               mRendering.cellAdded (cell);
+              mRendering.cellAdded(cell);
                mRendering.configureAmbient(*cell);
                mRendering.requestMap(cell);
                mRendering.configureAmbient(*cell);
@@ -192,6 +196,7 @@ namespace MWWorld
 
         mCurrentCell = *iter;
 
+
         // adjust player
         playerCellChange (mWorld->getExterior(X, Y), position, adjustPlayerPos);
 
@@ -199,6 +204,7 @@ namespace MWWorld
         mWorld->adjustSky();
 
         mCellChanged = true;
+        mRendering.waterAdded(mCurrentCell);
     }
 
     //We need the ogre renderer and a scene node.
@@ -238,6 +244,7 @@ namespace MWWorld
         Ptr::CellStore *cell = mWorld->getInterior(cellName);
 
         loadCell (cell);
+        
 
         // adjust player
         mCurrentCell = cell;
@@ -250,6 +257,8 @@ namespace MWWorld
         mWorld->adjustSky();
 
         mCellChanged = true;
+
+        mRendering.waterAdded(cell);
     }
 
     void Scene::changeToExteriorCell (const ESM::Position& position)

apps/openmw/mwworld/world.cpp

@@ -531,9 +531,10 @@ namespace MWWorld
         ptr.getRefData().getPosition().pos[0] = x;
         ptr.getRefData().getPosition().pos[1] = y;
         ptr.getRefData().getPosition().pos[2] = z;
-
         if (ptr==mPlayer->getPlayer())
         {
+            //std::cout << "X:" <<   ptr.getRefData().getPosition().pos[0] << " Z: "  << ptr.getRefData().getPosition().pos[1] << "\n";
+            
             Ptr::CellStore *currentCell = mWorldScene->getCurrentCell();
             if (currentCell)
             {
@@ -766,4 +767,15 @@ namespace MWWorld
         Vector2 d = Vector2(dir.x, dir.z);
         return d;
     }
+
+    void World::setWaterHeight(const float height)
+    {
+        mRendering->setWaterHeight(height);
+    }
+
+    void World::toggleWater()
+    {
+        mRendering->toggleWater();
+    }
+
 }

apps/openmw/mwworld/world.hpp

@@ -112,6 +112,9 @@ namespace MWWorld
             Ptr::CellStore *getExterior (int x, int y);
 
             Ptr::CellStore *getInterior (const std::string& name);
+
+            void setWaterHeight(const float height);
+            void toggleWater();
             
             void adjustSky();
 

components/esm/loadcell.cpp

@@ -21,8 +21,13 @@ void Cell::load(ESMReader &esm)
     if (data.flags & Interior)
     {
         // Interior cells
-
+        if (esm.isNextSub("INTV"))
-        if (esm.isNextSub("INTV") || esm.isNextSub("WHGT"))
+        {
+            int waterl;
+            esm.getHT(waterl);
+            water = (float) waterl;
+        }
+        else if (esm.isNextSub("WHGT"))
             esm.getHT(water);
 
         // Quasi-exterior cells have a region (which determines the

components/esm/loadcell.hpp

@@ -114,11 +114,26 @@ struct Cell
   ESM_Context context; // File position
   DATAstruct data;
   AMBIstruct ambi;
-  int water; // Water level
+  float water; // Water level
   int mapColor;
 
   void load(ESMReader &esm);
 
+  bool isExterior() const
+  {
+      return !(data.flags & Interior);
+  }
+
+  int getGridX() const
+  {
+      return data.gridX;
+  }
+
+  int getGridY() const
+  {
+      return data.gridY;
+  }
+
   // Restore the given reader to the stored position. Will try to open
   // the file matching the stored file name. If you want to read from
   // somewhere other than the file system, you need to pre-open the

components/esm/loadland.cpp

@@ -4,6 +4,8 @@ namespace ESM
 {
 void Land::load(ESMReader &esm)
 {
+    mEsm = &esm;
+
     // Get the grid location
     esm.getSubNameIs("INTV");
     esm.getSubHeaderIs(8);
@@ -19,14 +21,117 @@ void Land::load(ESMReader &esm)
     int cnt = 0;
 
     // Skip these here. Load the actual data when the cell is loaded.
-    if(esm.isNextSub("VNML")) {esm.skipHSubSize(12675);cnt++;}
+    if (esm.isNextSub("VNML"))
-    if(esm.isNextSub("VHGT")) {esm.skipHSubSize(4232);cnt++;}
+    {
-    if(esm.isNextSub("WNAM")) esm.skipHSubSize(81);
+        esm.skipHSubSize(12675);
-    if(esm.isNextSub("VCLR")) esm.skipHSubSize(12675);
+        cnt++;
-    if(esm.isNextSub("VTEX")) {esm.skipHSubSize(512);cnt++;}
+    }
+    if (esm.isNextSub("VHGT"))
+    {
+        esm.skipHSubSize(4232);
+        cnt++;
+    }
+    if (esm.isNextSub("WNAM"))
+    {
+        esm.skipHSubSize(81);
+    }
+    if (esm.isNextSub("VCLR"))
+    {
+        esm.skipHSubSize(12675);
+    }
+    if (esm.isNextSub("VTEX"))
+    {
+        esm.skipHSubSize(512);
+        cnt++;
+    }
 
     // We need all three of VNML, VHGT and VTEX in order to use the
     // landscape.
     hasData = (cnt == 3);
+
+    dataLoaded = false;
+    landData = NULL;
 }
+
+void Land::loadData()
+{
+    if (dataLoaded)
+    {
+        return;
+    }
+
+    landData = new LandData;
+
+    if (hasData)
+    {
+        mEsm->restoreContext(context);
+
+        //esm.getHNExact(landData->normals, sizeof(VNML), "VNML");
+        if (mEsm->isNextSub("VNML"))
+        {
+            mEsm->skipHSubSize(12675);
+        }
+
+        VHGT rawHeights;
+
+        mEsm->getHNExact(&rawHeights, sizeof(VHGT), "VHGT");
+        int currentHeightOffset = rawHeights.heightOffset;
+        for (int y = 0; y < LAND_SIZE; y++)
+        {
+            currentHeightOffset += rawHeights.heightData[y * LAND_SIZE];
+            landData->heights[y * LAND_SIZE] = currentHeightOffset * HEIGHT_SCALE;
+
+            int tempOffset = currentHeightOffset;
+            for (int x = 1; x < LAND_SIZE; x++)
+            {
+                tempOffset += rawHeights.heightData[y * LAND_SIZE + x];
+                landData->heights[x + y * LAND_SIZE] = tempOffset * HEIGHT_SCALE;
+            }
+        }
+
+        if (mEsm->isNextSub("WNAM"))
+        {
+            mEsm->skipHSubSize(81);
+        }
+        if (mEsm->isNextSub("VCLR"))
+        {
+            landData->usingColours = true;
+            mEsm->getHExact(&landData->colours, 3*LAND_NUM_VERTS);
+        }else{
+            landData->usingColours = false;
+        }
+        //TODO fix magic numbers
+        uint16_t vtex[512];
+        mEsm->getHNExact(&vtex, 512, "VTEX");
+
+        int readPos = 0; //bit ugly, but it works
+        for ( int y1 = 0; y1 < 4; y1++ )
+            for ( int x1 = 0; x1 < 4; x1++ )
+                for ( int y2 = 0; y2 < 4; y2++)
+                    for ( int x2 = 0; x2 < 4; x2++ )
+                        landData->textures[(y1*4+y2)*16+(x1*4+x2)] = vtex[readPos++];
+    }
+    else
+    {
+        landData->usingColours = false;
+        memset(&landData->textures, 0, 512 * sizeof(uint16_t));
+        for (int i = 0; i < LAND_NUM_VERTS; i++)
+        {
+            landData->heights[i] = -256.0f * HEIGHT_SCALE;
+        }
+    }
+
+    dataLoaded = true;
+}
+
+void Land::unloadData()
+{
+    if (dataLoaded)
+    {
+        delete landData;
+        landData = NULL;
+        dataLoaded = false;
+    }
+}
+
 }

components/esm/loadland.hpp

@@ -17,11 +17,66 @@ struct Land
 
     // File context. This allows the ESM reader to be 'reset' to this
     // location later when we are ready to load the full data set.
+    ESMReader* mEsm;
     ESM_Context context;
 
     bool hasData;
 
+    bool dataLoaded;
+
+    // number of vertices per side
+    static const int LAND_SIZE = 65;
+
+    // cell terrain size in world coords
+    static const int REAL_SIZE = 8192;
+
+    // total number of vertices
+    static const int LAND_NUM_VERTS = LAND_SIZE * LAND_SIZE;
+
+    static const int HEIGHT_SCALE = 8;
+
+    //number of textures per side of land
+    static const int LAND_TEXTURE_SIZE = 16;
+
+    //total number of textures per land
+    static const int LAND_NUM_TEXTURES = LAND_TEXTURE_SIZE * LAND_TEXTURE_SIZE;
+
+#pragma pack(push,1)
+    struct VHGT
+    {
+        float heightOffset;
+        int8_t heightData[LAND_NUM_VERTS];
+        short unknown1;
+        char unknown2;
+    };
+#pragma pack(pop)
+
+    typedef uint8_t VNML[LAND_NUM_VERTS * 3];
+
+    struct LandData
+    {
+        float heightOffset;
+        float heights[LAND_NUM_VERTS];
+        //float normals[LAND_NUM_VERTS * 3];
+        uint16_t textures[LAND_NUM_TEXTURES];
+
+        bool usingColours;
+        char colours[3 * LAND_NUM_VERTS];
+    };
+
+    LandData *landData;
+
     void load(ESMReader &esm);
+
+    /**
+     * Actually loads data
+     */
+    void loadData();
+
+    /**
+     * Frees memory allocated for land data
+     */
+    void unloadData();
 };
 }
 #endif

components/esm_store/cell_store.hpp

@@ -95,12 +95,17 @@ namespace ESMS
         State_Unloaded, State_Preloaded, State_Loaded
     };
 
-    CellStore (const ESM::Cell *cell_) : cell (cell_), mState (State_Unloaded) {}
+    CellStore (const ESM::Cell *cell_) : cell (cell_), mState (State_Unloaded)
+    {
+        mWaterLevel = cell->water;
+    }
 
     const ESM::Cell *cell;
     State mState;
     std::vector<std::string> mIds;
 
+    float mWaterLevel;
+
     // Lists for each individual object type
     CellRefList<Activator, D>         activators;
     CellRefList<Potion, D>            potions;

components/esm_store/reclists.hpp

@@ -201,15 +201,21 @@ namespace ESMS
 
     // TODO: For multiple ESM/ESP files we need one list per file.
     std::vector<LandTexture> ltex;
-    int count;
 
-    LTexList() : count(0)
+    LTexList()
     {
       // More than enough to hold Morrowind.esm.
       ltex.reserve(128);
     }
 
-    int getSize() { return count; }
+    const LandTexture* search(size_t index) const
+    {
+        assert(index < ltex.size());
+        return &ltex.at(index);
+    }
+
+    int getSize() { return ltex.size(); }
+    int getSize() const { return ltex.size(); }
 
     virtual void listIdentifier (std::vector<std::string>& identifier) const {}
 
@@ -233,12 +239,18 @@ namespace ESMS
    */
   struct LandList : RecList
   {
-    virtual ~LandList() {}
+    virtual ~LandList()
+    {
+      for ( LandMap::iterator itr = lands.begin(); itr != lands.end(); ++itr )
+      {
+          delete itr->second;
+      }
+    }
 
     // Map containing all landscapes
-    typedef std::map<int, Land*> LandsCol;
+    typedef std::pair<int, int> LandCoord;
-    typedef std::map<int, LandsCol> Lands;
+    typedef std::map<LandCoord, Land*> LandMap;
-    Lands lands;
+    LandMap lands;
 
     int count;
     LandList() : count(0) {}
@@ -247,17 +259,15 @@ namespace ESMS
     virtual void listIdentifier (std::vector<std::string>& identifier) const {}
 
     // Find land for the given coordinates. Return null if no data.
-    const Land *search(int x, int y) const
+    Land *search(int x, int y) const
     {
-      Lands::const_iterator it = lands.find(x);
+      LandMap::const_iterator itr = lands.find(std::make_pair<int, int>(x, y));
-      if(it==lands.end())
+      if ( itr == lands.end() )
+      {
         return NULL;
+      }
 
-      LandsCol::const_iterator it2 = it->second.find(y);
+      return itr->second;
-      if(it2 == it->second.end())
-        return NULL;
-
-      return it2->second;
     }
 
     void load(ESMReader &esm, const std::string &id)
@@ -266,11 +276,11 @@ namespace ESMS
 
       // Create the structure and load it. This actually skips the
       // landscape data and remembers the file position for later.
-      Land *land = new Land;
+      Land *land = new Land();
       land->load(esm);
 
       // Store the structure
-      lands[land->X][land->Y] = land;
+      lands[std::make_pair<int, int>(land->X, land->Y)] = land;
     }
   };
 

components/esm_store/store.hpp

@@ -116,7 +116,7 @@ namespace ESMS
       recLists[REC_GLOB] = &globals;
       recLists[REC_GMST] = &gameSettings;
       recLists[REC_INGR] = &ingreds;
-      //recLists[REC_LAND] = &lands;
+      recLists[REC_LAND] = &lands;
       recLists[REC_LEVC] = &creatureLists;
       recLists[REC_LEVI] = &itemLists;
       recLists[REC_LIGH] = &lights;

files/CMakeLists.txt

@@ -0,0 +1,13 @@
+project(resources)
+
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/water/caustic_0.png "${OpenMW_BINARY_DIR}/resources/water/caustic_0.png" COPYONLY) 
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/water/Example_Fresnel.cg "${OpenMW_BINARY_DIR}/resources/water/Example_Fresnel.cg" COPYONLY) 
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/water/Example_FresnelPS.asm "${OpenMW_BINARY_DIR}/resources/water/Example_FresnelPS.asm" COPYONLY) 
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/water/GlassFP.cg "${OpenMW_BINARY_DIR}/resources/water/GlassFP.cg" COPYONLY) 
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/water/GlassVP.cg "${OpenMW_BINARY_DIR}/resources/water/GlassVP.cg" COPYONLY) 
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/water/perlinvolume.dds "${OpenMW_BINARY_DIR}/resources/water/perlinvolume.dds" COPYONLY) 
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/water/Water02.jpg "${OpenMW_BINARY_DIR}/resources/water/Water02.jpg" COPYONLY) 
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/water/water.compositor "${OpenMW_BINARY_DIR}/resources/water/water.compositor" COPYONLY)
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/water/waves2.dds "${OpenMW_BINARY_DIR}/resources/water/waves2.dds" COPYONLY)
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/water/Examples-Water.material "${OpenMW_BINARY_DIR}/resources/water/Examples-Water.material" COPYONLY)
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/water/WaterNormal1.tga "${OpenMW_BINARY_DIR}/resources/water/WaterNormal1.tga" COPYONLY)

files/mygui/openmw_dialogue_window_layout.xml

@@ -1,34 +1,29 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
 <MyGUI type="Layout">
-    <Widget type="Window" skin="MW_Dialog" layer="Windows" position="0 0 588 433" name="_Main">
+    <Widget type="Window" skin="MW_Window" layer="Windows" position="0 0 588 433" name="_Main">
-        <!-- HEADER -->
-        <Widget type="TextBox" skin="HeaderText" position="0 0 588 18" name="NpcName" align="ALIGN_LEFT ALIGN_TOP">
-            <Property key="Caption" value="Name"/>
-            <Property key="TextAlign" value="ALIGN_CENTER"/>
-        </Widget>
 
         <!-- The Dialogue history -->
-        <Widget type="DialogueHistory" skin="MW_TextBoxEdit" position="8 39 400 375" name="History"  align="ALIGN_LEFT ALIGN_TOP STRETCH">
+        <Widget type="DialogueHistory" skin="MW_TextBoxEdit" position="8 8 415 381" name="History"  align="ALIGN_LEFT ALIGN_TOP ALIGN_STRETCH">
             <Property key="Static" value="true"/>
             <Property key="WordWrap" value="true"/>
             <Property key="MultiLine" value="1" />
             <Property key="VisibleVScroll" value="1" />
             <!-- invisible box for receiving mouse events -->
-            <Widget type="Widget" skin="" position="0 0 400 375" name="EventBox" align="ALIGN_LEFT ALIGN_TOP STRETCH"/>
+            <Widget type="Widget" skin="" position="0 0 400 375" name="EventBox" align="ALIGN_LEFT ALIGN_TOP ALIGN_STRETCH"/>
         </Widget>
 
 		<!-- The disposition bar-->
-        <Widget type="ProgressBar" skin="MW_EnergyBar_Blue" position="432 39 132 18"
+        <Widget type="ProgressBar" skin="MW_EnergyBar_Blue" position="432 8 132 18"
             align="Right Top" name="Disposition">
 			<Widget type="EditBox" skin="MW_DispositionEdit" position_real = "0.25 0 0.5 1" name = "DispositionText"/>
 		</Widget>
         <!-- The list of topics -->
-        <Widget type="ListBox" skin="MW_List" position="432 62 132 318" name="TopicsList">
+        <Widget type="ListBox" skin="MW_List" position="432 31 132 328" name="TopicsList" align="Right VStretch">
         </Widget>
 
         <!-- The Goodbye button -->
-        <Widget type="Button" skin="MW_Button" position="432 387 132 23" name="ByeButton">
+        <Widget type="Button" skin="MW_Button" position="432 366 132 23" name="ByeButton" align="Right Bottom">
             <Property key="Caption" value="Goodbye"/>
         </Widget>
     </Widget>

files/mygui/openmw_windows.skin.xml

@@ -294,7 +294,7 @@
         <Property key="TextAlign" value = "ALIGN_CENTER" />
         <Property key="TextColour" value = "0.8 0.8 0.8" />
 
-        <Child type="Widget" skin="DialogBG" offset = "4 4 248 46" align = "ALIGN_STRETCH" name = "Client"/>
+        <Child type="Widget" skin="BlackBG" offset = "4 4 248 46" align = "ALIGN_STRETCH" name = "Client"/>
 
         <!-- Outer borders -->
         <Child type="Widget" skin="DB_T" offset="4 0 248 4" align="ALIGN_TOP ALIGN_HSTRETCH" name="Border">

files/water/Example_Fresnel.cg

@@ -0,0 +1,116 @@
+// Vertex program for fresnel reflections / refractions
+void main_vp(
+		float4 pos			: POSITION,
+		float4 normal		: NORMAL,
+		float2 tex			: TEXCOORD0,
+		
+		out float4 oPos		: POSITION,
+		out float3 noiseCoord : TEXCOORD0,
+		out float4 projectionCoord : TEXCOORD1,
+		out float3 oEyeDir : TEXCOORD2, 
+		out float3 oNormal : TEXCOORD3, 
+
+		uniform float4x4 worldViewProjMatrix,
+		uniform float3 eyePosition, // object space
+		uniform float timeVal,
+		uniform float scale,  // the amount to scale the noise texture by
+		uniform float scroll, // the amount by which to scroll the noise
+		uniform float noise  // the noise perturb as a factor of the  time
+		)
+{
+	oPos = mul(worldViewProjMatrix, pos);
+	// Projective texture coordinates, adjust for mapping
+	float4x4 scalemat = float4x4(0.5,   0,   0, 0.5, 
+	                               0,-0.5,   0, 0.5,
+								   0,   0, 0.5, 0.5,
+								   0,   0,   0,   1);
+	projectionCoord = mul(scalemat, oPos);
+	// Noise map coords
+	noiseCoord.xy = (tex + (timeVal * scroll)) * scale;
+	noiseCoord.z = noise * timeVal;
+
+	oEyeDir = normalize(pos.xyz - eyePosition); 
+	oNormal = normal.rgb; 
+	
+}
+
+// Fragment program for distorting a texture using a 3D noise texture
+void main_fp(
+		float3 noiseCoord			: TEXCOORD0,
+		float4 projectionCoord		: TEXCOORD1,
+		float3 eyeDir				: TEXCOORD2,
+		float3 normal				: TEXCOORD3,
+		
+		out float4 col		: COLOR,
+		
+		uniform float4 tintColour,
+		uniform float noiseScale, 
+		uniform float fresnelBias,
+		uniform float fresnelScale,
+		uniform float fresnelPower,
+		uniform sampler2D waterTex : register(s0),
+		uniform sampler2D noiseMap : register(s1),
+		uniform sampler2D reflectMap : register(s2),
+		uniform sampler2D refractMap : register(s3)
+		)
+{
+	// Do the tex projection manually so we can distort _after_
+	float2 final = projectionCoord.xy / projectionCoord.w;
+
+	// Noise
+	float3 noiseNormal = (tex2D(noiseMap, (noiseCoord.xy / 5)).rgb - 0.5).rbg * noiseScale;
+	final += noiseNormal.xz;
+
+	// Fresnel
+	//normal = normalize(normal + noiseNormal.xz);
+	float fresnel = fresnelBias + fresnelScale * pow(1 + dot(eyeDir, normal), fresnelPower);
+
+	// Reflection / refraction
+	float4 reflectionColour = tex2D(reflectMap, final);
+	float4 refractionColour = tex2D(refractMap, final) + tintColour;
+
+	// Final colour
+	col = lerp(refractionColour, reflectionColour, fresnel) * tex2D(waterTex, noiseNormal) / 3 ;
+
+
+}
+
+
+// Old version to match ATI PS 1.3 implementation
+void main_vp_old(
+		float4 pos			: POSITION,
+		float4 normal		: NORMAL,
+		float2 tex			: TEXCOORD0,
+		
+		out float4 oPos		: POSITION,
+		out float fresnel   : COLOR,
+		out float3 noiseCoord : TEXCOORD0,
+		out float4 projectionCoord : TEXCOORD1,
+
+		uniform float4x4 worldViewProjMatrix,
+		uniform float3 eyePosition, // object space
+		uniform float fresnelBias,
+		uniform float fresnelScale,
+		uniform float fresnelPower,
+		uniform float timeVal,
+		uniform float scale,  // the amount to scale the noise texture by
+		uniform float scroll, // the amount by which to scroll the noise
+		uniform float noise  // the noise perturb as a factor of the  time
+		)
+{
+	oPos = mul(worldViewProjMatrix, pos);
+	// Projective texture coordinates, adjust for mapping
+	float4x4 scalemat = float4x4(0.5,   0,   0, 0.5, 
+	                               0,-0.5,   0, 0.5,
+								   0,   0, 0.5, 0.5,
+								   0,   0,   0,   1);
+	projectionCoord = mul(scalemat, oPos);
+	// Noise map coords
+	noiseCoord.xy = (tex + (timeVal * scroll)) * scale;
+	noiseCoord.z = noise * timeVal;
+
+	// calc fresnel factor (reflection coefficient)
+	float3 eyeDir = normalize(pos.xyz - eyePosition);
+	fresnel = fresnelBias + fresnelScale * pow(1 + dot(eyeDir, normal), fresnelPower);
+	
+}

files/water/Example_FresnelPS.asm

@@ -0,0 +1,72 @@
+ps.1.4
+  // conversion from Cg generated ARB_fragment_program to ps.1.4 by NFZ
+  // command line args: -profile arbfp1 -entry main_fp
+  // program main_fp
+  // c0 : distortionRange
+  // c1 : tintColour
+  // testure 0 : noiseMap
+  // texture 1 : reflectMap
+  // texture 2 : refractMap
+  // v0.x : fresnel 
+  // t0.xyz : noiseCoord
+  // t1.xyw : projectionCoord 
+
+def c2, 2, 1, 0, 0
+
+  // Cg:	distort.x = tex3D(noiseMap, noiseCoord).x;
+  // arbfp1:	TEX R0.x, fragment.texcoord[0], texture[0], 3D;
+  // sample noise map using noiseCoord in TEX unit 0 
+
+texld r0, t0.xyz
+
+  // get projected texture coordinates from TEX coord 1
+  // will be used in phase 2
+
+texcrd r1.xy, t1_dw.xyw
+mov r1.z, c2.y
+
+  // Cg:	distort.y = tex3D(noiseMap, noiseCoord + yoffset).x;
+  // arbfp1:	ADD R1.xyz, fragment.texcoord[0], c1;
+  // arbfp1:	TEX R1.x, R1, texture[0], 3D;
+  // arbfp1:	MOV R0.y, R1.x;
+
+  // Cg:	distort = (distort * 2 - 1) * distortionRange;
+  // arbfp1:	MAD R0.xy, R0, c0.x, -c0.y;
+  // arbfp1:	MUL R0.xy, R0, u0.x;
+  // (distort * 2 - 1) same as 2*(distort -.5) so use _bx2
+
+
+  // Cg:	final = projectionCoord.xy / projectionCoord.w;
+  // Cg:	final += distort;
+  // arbfp1:	RCP R0.w, fragment.texcoord[1].w;
+  // arbfp1:	MAD R0.xy, fragment.texcoord[1], R0.w, R0;
+  // 	final = (distort *  projectionCoord.w) + projectionCoord.xy
+  // for ps.1.4 have to re-arrange things a bit to perturb projected texture coordinates
+
+mad r0.xyz, r0_bx2, c0.x, r1
+
+phase
+
+  // do dependant texture reads
+  // Cg:	reflectionColour = tex2D(reflectMap, final);
+  // arbfp1:	TEX R0, R0, texture[1], 2D;
+  // sampe reflectMap using dependant read : texunit 1 
+
+texld r1, r0.xyz
+
+  // Cg:	refractionColour = tex2D(refractMap, final) + tintColour;
+  // arbfp1:	TEX R1, R0, texture[2], 2D;
+  // sample refractMap : texunit 2 
+
+texld r2, r0.xyz
+
+  // adding tintColour that is in global c1
+  // arbfp1:	ADD R1, R1, u1;
+
+add r2, r2, c1
+
+  // Cg:	col = lerp(refractionColour, reflectionColour, fresnel);
+  // arbfp1:	ADD R0, R0, -R1;
+  // arbfp1:	MAD result.color, fragment.color.primary.x, R0, R1;
+
+lrp r0, v0.x, r1, r2

files/water/Examples-Water.material

@@ -0,0 +1,149 @@
+
+vertex_program Water/GlassVP cg
+{
+	source GlassVP.cg
+	entry_point glass_vp
+	profiles vs_1_1 arbvp1
+
+	default_params 
+	{
+		param_named_auto worldViewProj worldviewproj_matrix
+	}
+}
+
+
+fragment_program Water/GlassFP cg
+{
+	source GlassFP.cg
+	entry_point main_ps
+	profiles ps_2_0 arbfp1
+}
+
+material Water/Compositor
+{
+	technique
+	{
+		pass
+		{
+			depth_check off
+			vertex_program_ref Water/GlassVP
+			{
+				param_named_auto timeVal time 0.25
+				param_named scale float 0.1
+			}
+
+			fragment_program_ref Water/GlassFP
+			{
+				param_named tintColour float4 0 0.35 0.35 1
+			}
+
+			texture_unit RT
+			{
+			        tex_coord_set 0
+				tex_address_mode clamp
+				filtering linear linear linear
+			}
+
+			texture_unit
+			{
+				texture WaterNormal1.tga 2d
+                		tex_coord_set 1
+				//tex_address_mode clamp
+				filtering linear linear linear
+			}
+			texture_unit
+			{
+				texture caustic_0.png 2d
+                		tex_coord_set 2
+				//tex_address_mode clamp
+				filtering linear linear linear
+			}
+		}
+	}
+}
+vertex_program Water/RefractReflectVP cg
+{
+	source Example_Fresnel.cg
+	entry_point main_vp
+	profiles vs_1_1 arbvp1
+}
+vertex_program Water/RefractReflectVPold cg
+{
+	source Example_Fresnel.cg
+	entry_point main_vp_old
+	profiles vs_1_1 arbvp1
+}
+
+fragment_program Water/RefractReflectFP cg
+{
+	source Example_Fresnel.cg
+	entry_point main_fp
+	// sorry, ps_1_1 and fp20 can't do this
+	profiles ps_2_0 arbfp1
+}
+
+fragment_program Water/RefractReflectPS asm
+{
+	source Example_FresnelPS.asm
+	// sorry, only for ps_1_4 :)
+	syntax ps_1_4
+
+}
+material Examples/Water0
+{
+
+	technique
+	{
+		pass 
+		{
+			//
+       			
+			depth_write off
+			vertex_program_ref Water/RefractReflectVP
+			{
+				param_named_auto worldViewProjMatrix worldviewproj_matrix
+				param_named_auto eyePosition camera_position_object_space
+				param_named_auto timeVal time 0.15
+				param_named scroll float 1  
+				param_named scale float 1 
+				param_named noise float 1 
+				// scroll and noisePos will need updating per frame
+			}
+			fragment_program_ref Water/RefractReflectFP
+			{
+				param_named fresnelBias float -0.1 
+				param_named fresnelScale float 0.8 
+				param_named fresnelPower float 20  
+				param_named tintColour float4 1 1 1 1
+				param_named noiseScale float 0.05 
+			}
+			// Water
+			scene_blend alpha_blend
+			texture_unit
+			{
+				
+				// Water texture
+				texture Water02.jpg
+				// min / mag filtering, no mip
+				filtering linear linear none
+				alpha_op_ex source1 src_manual src_current 0.9
+				
+			}
+			// Noise
+			texture_unit
+			{
+				alpha_op_ex source1 src_manual src_current 0.9
+				// Perlin noise volume
+				texture waves2.dds
+				// min / mag filtering, no mip
+				filtering linear linear none
+			}
+			
+		
+		}
+		
+			
+	}
+	
+}
+

files/water/GlassFP.cg

@@ -0,0 +1,15 @@
+sampler RT : register(s0);
+sampler NormalMap : register(s1);
+sampler CausticMap : register(s2);
+
+float4 main_ps(float2 iTexCoord : TEXCOORD0,
+       	       float3 noiseCoord : TEXCOORD1,
+       	       uniform float4 tintColour) : COLOR
+{
+	float4 normal = tex2D(NormalMap, noiseCoord);
+	
+
+	return tex2D(RT, iTexCoord + normal.xy * 0.05) +
+	       (tex2D(CausticMap, noiseCoord) / 5) +
+	       tintColour ;
+}

files/water/GlassVP.cg

@@ -0,0 +1,24 @@
+void glass_vp
+(
+    in float4 inPos : POSITION,
+
+    out float4 pos : POSITION,
+    out float2 uv0 : TEXCOORD0,
+    out float4 noiseCoord : TEXCOORD1,
+
+    uniform float4x4 worldViewProj,
+    uniform float timeVal,
+    uniform float scale
+)
+{
+    // Use standardise transform, so work accord with render system specific (RS depth, requires texture flipping, etc)
+    pos = mul(worldViewProj, inPos);
+
+    // The input positions adjusted by texel offsets, so clean up inaccuracies
+    inPos.xy = sign(inPos.xy);
+
+    // Convert to image-space
+    uv0 = (float2(inPos.x, -inPos.y) + 1.0f) * 0.5f;
+    noiseCoord = (pos + timeVal) * scale;
+}
+

files/water/water.compositor

@@ -0,0 +1,21 @@
+compositor Water
+{
+    technique
+    {
+        texture rt0 target_width target_height PF_R8G8B8
+
+        target rt0 { input previous }
+
+        target_output
+        {
+            // Start with clear output
+            input none
+
+            pass render_quad
+            {
+                material Water/Compositor
+                input 0 rt0
+            }
+        }
+    }
+}