1 files changed, 336 insertions, 0 deletions
diff --git a/src/server/game/CollisionDetection/VMapManager2.cpp b/src/server/game/CollisionDetection/VMapManager2.cpp
new file mode 100644
index 00000000000..1e8a84aee52
--- /dev/null
+++ b/src/server/game/CollisionDetection/VMapManager2.cpp
@@ -0,0 +1,336 @@
+/*
+ * Copyright (C) 2005-2010 MaNGOS <http://getmangos.com/>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <iostream>
+#include <iomanip>
+#include <string>
+#include <sstream>
+#include "VMapManager2.h"
+#include "MapTree.h"
+#include "ModelInstance.h"
+#include "WorldModel.h"
+#include "VMapDefinitions.h"
+
+using G3D::Vector3;
+
+namespace VMAP
+{
+
+    //=========================================================
+
+    VMapManager2::VMapManager2()
+    {
+    }
+
+    //=========================================================
+
+    VMapManager2::~VMapManager2(void)
+    {
+        for (InstanceTreeMap::iterator i = iInstanceMapTrees.begin(); i != iInstanceMapTrees.end(); ++i)
+        {
+            delete i->second;
+        }
+        for (ModelFileMap::iterator i = iLoadedModelFiles.begin(); i != iLoadedModelFiles.end(); ++i)
+        {
+            delete i->second.getModel();
+        }
+    }
+
+    //=========================================================
+
+    Vector3 VMapManager2::convertPositionToInternalRep(float x, float y, float z) const
+    {
+        Vector3 pos;
+        const float mid = 0.5 * 64.0 * 533.33333333f;
+        pos.x = mid - x;
+        pos.y = mid - y;
+        pos.z = z;
+
+        return pos;
+    }
+
+    //=========================================================
+
+    Vector3 VMapManager2::convertPositionToMangosRep(float x, float y, float z) const
+    {
+        Vector3 pos;
+        const float mid = 0.5 * 64.0 * 533.33333333f;
+        pos.x = mid - x;
+        pos.y = mid - y;
+        pos.z = z;
+
+        return pos;
+    }
+    //=========================================================
+
+    // move to MapTree too?
+    std::string VMapManager2::getMapFileName(unsigned int pMapId)
+    {
+        std::stringstream fname;
+        fname.width(3);
+        fname << std::setfill('0') << pMapId << std::string(MAP_FILENAME_EXTENSION2);
+        return fname.str();
+    }
+
+    //=========================================================
+    /**
+    Block maps from being used.
+    parameter: String of map ids. Delimiter = ","
+    e.g.: "0,1,590"
+    */
+
+    void VMapManager2::preventMapsFromBeingUsed(const char* pMapIdString)
+    {
+        iIgnoreMapIds.clear();
+        if (pMapIdString != NULL)
+        {
+            std::string map_str;
+            std::stringstream map_ss;
+            map_ss.str(std::string(pMapIdString));
+            while (std::getline(map_ss, map_str, ','))
+            {
+                std::stringstream ss2(map_str);
+                int map_num = -1;
+                ss2 >> map_num;
+                if (map_num >= 0)
+                {
+                    std::cout << "ingoring Map " << map_num << " for VMaps\n";
+                    iIgnoreMapIds[map_num] = true;
+                    // unload map in case it is loaded
+                    unloadMap(map_num);
+                }
+            }
+        }
+    }
+
+    //=========================================================
+
+    int VMapManager2::loadMap(const char* pBasePath, unsigned int pMapId, int x, int y)
+    {
+        int result = VMAP_LOAD_RESULT_IGNORED;
+        if (isMapLoadingEnabled() && !iIgnoreMapIds.count(pMapId))
+        {
+            if (_loadMap(pMapId, pBasePath, x, y))
+                result = VMAP_LOAD_RESULT_OK;
+            else
+                result = VMAP_LOAD_RESULT_ERROR;
+        }
+        return result;
+    }
+
+    //=========================================================
+    // load one tile (internal use only)
+
+    bool VMapManager2::_loadMap(unsigned int pMapId, const std::string &basePath, uint32 tileX, uint32 tileY)
+    {
+        InstanceTreeMap::iterator instanceTree = iInstanceMapTrees.find(pMapId);
+        if (instanceTree == iInstanceMapTrees.end())
+        {
+            std::string mapFileName = getMapFileName(pMapId);
+            StaticMapTree *newTree = new StaticMapTree(pMapId, basePath);
+            if (!newTree->InitMap(mapFileName, this))
+                return false;
+            instanceTree = iInstanceMapTrees.insert(InstanceTreeMap::value_type(pMapId, newTree)).first;
+        }
+        return instanceTree->second->LoadMapTile(tileX, tileY, this);
+    }
+
+    //=========================================================
+
+    void VMapManager2::unloadMap(unsigned int pMapId)
+    {
+        InstanceTreeMap::iterator instanceTree = iInstanceMapTrees.find(pMapId);
+        if (instanceTree != iInstanceMapTrees.end())
+        {
+            instanceTree->second->UnloadMap(this);
+            if (instanceTree->second->numLoadedTiles() == 0)
+            {
+                delete instanceTree->second;
+                iInstanceMapTrees.erase(pMapId);
+            }
+        }
+    }
+
+    //=========================================================
+
+    void VMapManager2::unloadMap(unsigned int  pMapId, int x, int y)
+    {
+        InstanceTreeMap::iterator instanceTree = iInstanceMapTrees.find(pMapId);
+        if (instanceTree != iInstanceMapTrees.end())
+        {
+            instanceTree->second->UnloadMapTile(x, y, this);
+            if (instanceTree->second->numLoadedTiles() == 0)
+            {
+                delete instanceTree->second;
+                iInstanceMapTrees.erase(pMapId);
+            }
+        }
+    }
+
+    //==========================================================
+
+    bool VMapManager2::isInLineOfSight(unsigned int pMapId, float x1, float y1, float z1, float x2, float y2, float z2)
+    {
+        if (!isLineOfSightCalcEnabled()) return true;
+        bool result = true;
+        InstanceTreeMap::iterator instanceTree = iInstanceMapTrees.find(pMapId);
+        if (instanceTree != iInstanceMapTrees.end())
+        {
+            Vector3 pos1 = convertPositionToInternalRep(x1,y1,z1);
+            Vector3 pos2 = convertPositionToInternalRep(x2,y2,z2);
+            if (pos1 != pos2)
+            {
+                result = instanceTree->second->isInLineOfSight(pos1, pos2);
+            }
+        }
+        return result;
+    }
+    //=========================================================
+    /**
+    get the hit position and return true if we hit something
+    otherwise the result pos will be the dest pos
+    */
+    bool VMapManager2::getObjectHitPos(unsigned int pMapId, float x1, float y1, float z1, float x2, float y2, float z2, float& rx, float &ry, float& rz, float pModifyDist)
+    {
+        bool result = false;
+        rx=x2;
+        ry=y2;
+        rz=z2;
+        if (isLineOfSightCalcEnabled())
+        {
+            InstanceTreeMap::iterator instanceTree = iInstanceMapTrees.find(pMapId);
+            if (instanceTree != iInstanceMapTrees.end())
+            {
+                Vector3 pos1 = convertPositionToInternalRep(x1,y1,z1);
+                Vector3 pos2 = convertPositionToInternalRep(x2,y2,z2);
+                Vector3 resultPos;
+                result = instanceTree->second->getObjectHitPos(pos1, pos2, resultPos, pModifyDist);
+                resultPos = convertPositionToMangosRep(resultPos.x,resultPos.y,resultPos.z);
+                rx = resultPos.x;
+                ry = resultPos.y;
+                rz = resultPos.z;
+            }
+        }
+        return result;
+    }
+
+    //=========================================================
+    /**
+    get height or INVALID_HEIGHT if no height available
+    */
+
+    float VMapManager2::getHeight(unsigned int pMapId, float x, float y, float z)
+    {
+        float height = VMAP_INVALID_HEIGHT_VALUE;           //no height
+        if (isHeightCalcEnabled())
+        {
+            InstanceTreeMap::iterator instanceTree = iInstanceMapTrees.find(pMapId);
+            if (instanceTree != iInstanceMapTrees.end())
+            {
+                Vector3 pos = convertPositionToInternalRep(x,y,z);
+                height = instanceTree->second->getHeight(pos);
+                if (!(height < G3D::inf()))
+                {
+                    height = VMAP_INVALID_HEIGHT_VALUE;         //no height
+                }
+            }
+        }
+        return height;
+    }
+
+    //=========================================================
+
+    bool VMapManager2::getAreaInfo(unsigned int pMapId, float x, float y, float &z, uint32 &flags, int32 &adtId, int32 &rootId, int32 &groupId) const
+    {
+        bool result=false;
+        InstanceTreeMap::const_iterator instanceTree = iInstanceMapTrees.find(pMapId);
+        if (instanceTree != iInstanceMapTrees.end())
+        {
+            Vector3 pos = convertPositionToInternalRep(x, y, z);
+            result = instanceTree->second->getAreaInfo(pos, flags, adtId, rootId, groupId);
+            // z is not touched by convertPositionToMangosRep(), so just copy
+            z = pos.z;
+        }
+        return(result);
+    }
+
+    bool VMapManager2::GetLiquidLevel(uint32 pMapId, float x, float y, float z, uint8 ReqLiquidType, float &level, float &floor, uint32 &type) const
+    {
+        InstanceTreeMap::const_iterator instanceTree = iInstanceMapTrees.find(pMapId);
+        if (instanceTree != iInstanceMapTrees.end())
+        {
+            LocationInfo info;
+            Vector3 pos = convertPositionToInternalRep(x, y, z);
+            if (instanceTree->second->GetLocationInfo(pos, info))
+            {
+                floor = info.ground_Z;
+                type = info.hitModel->GetLiquidType();
+                if (ReqLiquidType && !(type & ReqLiquidType))
+                    return false;
+                if (info.hitInstance->GetLiquidLevel(pos, info, level))
+                    return true;
+            }
+        }
+        return false;
+    }
+
+    //=========================================================
+
+    WorldModel* VMapManager2::acquireModelInstance(const std::string &basepath, const std::string &filename)
+    {
+        ModelFileMap::iterator model = iLoadedModelFiles.find(filename);
+        if (model == iLoadedModelFiles.end())
+        {
+            WorldModel *worldmodel = new WorldModel();
+            if (!worldmodel->readFile(basepath + filename + ".vmo"))
+            {
+                std::cout << "VMapManager2: could not load '" << basepath << filename << ".vmo'!\n";
+                delete worldmodel;
+                return NULL;
+            }
+            std::cout << "VMapManager2: loading file '" << basepath << filename << "'.\n";
+            model = iLoadedModelFiles.insert(std::pair<std::string, ManagedModel>(filename, ManagedModel())).first;
+            model->second.setModel(worldmodel);
+        }
+        model->second.incRefCount();
+        return model->second.getModel();
+    }
+
+    void VMapManager2::releaseModelInstance(const std::string &filename)
+    {
+        ModelFileMap::iterator model = iLoadedModelFiles.find(filename);
+        if (model == iLoadedModelFiles.end())
+        {
+            std::cout << "VMapManager2: trying to unload non-loaded file '" << filename << "'!\n";
+            return;
+        }
+        if( model->second.decRefCount() == 0)
+        {
+            std::cout << "VMapManager2: unloading file '" << filename << "'.\n";
+            delete model->second.getModel();
+            iLoadedModelFiles.erase(model);
+        }
+    }
+    //=========================================================
+
+    bool VMapManager2::existsMap(const char* pBasePath, unsigned int pMapId, int x, int y)
+    {
+        return StaticMapTree::CanLoadMap(std::string(pBasePath), pMapId, x, y);
+    }
+
+} // namespace VMAP