gistfile1.diff

commit d9b6fee959fb28301e8ac04ffad2cb867f73c062
Author: Cyberium <cybermomo@techemail.com>
Date:   Tue Dec 31 13:43:06 2013 +0100

    Correct a crash due to invalid pointer.
    Add a possibility to abort program before start

diff --git a/contrib/mesh_extractor/src/LiquidHandler.cpp b/contrib/mesh_extractor/src/LiquidHandler.cpp
index fa59d1b..97a92a7 100644
--- a/contrib/mesh_extractor/src/LiquidHandler.cpp
+++ b/contrib/mesh_extractor/src/LiquidHandler.cpp
@@ -44,7 +44,7 @@ void LiquidHandler::HandleNewLiquid()
         if (h.LayerCount == 0)
         {
             // Need to fill in missing data with dummies.
-            MCNKData.push_back(MCNKLiquidData(NULL, H2ORenderMask()));
+            MCNKData.push_back(new MCNKLiquidData(NULL, H2ORenderMask()));
             continue;
         }
         stream->Seek(chunk->Offset + h.OffsetInformation, SEEK_SET);
@@ -88,7 +88,7 @@ void LiquidHandler::HandleNewLiquid()
                     heights[x][y] = information.HeightLevel1;
         }
 
-        MCNKData.push_back(MCNKLiquidData(heights, renderMask));
+        MCNKData.push_back(new MCNKLiquidData(heights, renderMask));
 
         for (int y = information.OffsetY; y < (information.OffsetY + information.Height); y++)
         {
@@ -113,10 +113,15 @@ void LiquidHandler::HandleNewLiquid()
                 Triangles.push_back(Triangle<uint32>(Constants::TRIANGLE_TYPE_WATER, vertOffset + 2, vertOffset + 3, vertOffset + 1));
             }
         }
+    }
+}
 
-        // At this stage, heights is no longer needed, so we deallocate it
-        for (int j = 0; j < 9; ++j)
-            delete[] heights[j];
-        delete[] heights;
+LiquidHandler::~LiquidHandler()
+{
+    if (!MCNKData.empty())
+    {
+        std::vector<MCNKLiquidData*>::iterator itr = MCNKData.begin();
+        while (itr!=MCNKData.end())
+            delete *itr++;
     }
 }
diff --git a/contrib/mesh_extractor/src/LiquidHandler.h b/contrib/mesh_extractor/src/LiquidHandler.h
index c053b62..2bb503c 100644
--- a/contrib/mesh_extractor/src/LiquidHandler.h
+++ b/contrib/mesh_extractor/src/LiquidHandler.h
@@ -27,11 +27,12 @@ class LiquidHandler
 {
 public:
     LiquidHandler(ADT* adt);
+    ~LiquidHandler();
 
     ADT* Source;
     std::vector<Vector3> Vertices;
     std::vector<Triangle<uint32> > Triangles;
-    std::vector<MCNKLiquidData> MCNKData;
+    std::vector<MCNKLiquidData*> MCNKData;
 private:
     void HandleNewLiquid();
 };
diff --git a/contrib/mesh_extractor/src/MapChunk.cpp b/contrib/mesh_extractor/src/MapChunk.cpp
index f9d4976..ee6b458 100644
--- a/contrib/mesh_extractor/src/MapChunk.cpp
+++ b/contrib/mesh_extractor/src/MapChunk.cpp
@@ -47,12 +47,12 @@ void MapChunk::GenerateTriangles()
             Constants::TriangleType triangleType = Constants::TRIANGLE_TYPE_TERRAIN;
             if (Adt->_LiquidHandler && !Adt->_LiquidHandler->MCNKData.empty())
             {
-                MCNKLiquidData& data = Adt->_LiquidHandler->MCNKData[Index];
+                MCNKLiquidData* data = Adt->_LiquidHandler->MCNKData[Index];
                 float maxHeight = std::max(
                     std::max(
                     std::max(std::max(Vertices[topLeft].z, Vertices[topRight].z), Vertices[bottomLeft].z),
                     Vertices[bottomRight].z), Vertices[center].z);
-                if (data.IsWater(x, y, maxHeight))
+                if (data->IsWater(x, y, maxHeight))
                     triangleType = Constants::TRIANGLE_TYPE_WATER;
             }
 
diff --git a/contrib/mesh_extractor/src/MeshExtractor.cpp b/contrib/mesh_extractor/src/MeshExtractor.cpp
index f756bf0..b46f25f 100644
--- a/contrib/mesh_extractor/src/MeshExtractor.cpp
+++ b/contrib/mesh_extractor/src/MeshExtractor.cpp
@@ -62,7 +62,7 @@ void ExtractMMaps(std::set<uint32>& mapIds, uint32 threads)
     Utils::CreateDir(basePath);
 
     DBC* dbc = MPQHandler->GetDBC("Map");
-    printf("Map.dbc contains " SIZEFMTD " rows.\n", dbc->Records.size());
+    printf("Map.dbc contains %u rows.\n", dbc->Records.size());
     for (std::vector<Record*>::iterator itr = dbc->Records.begin(); itr != dbc->Records.end(); ++itr)
     {
         uint32 mapId = (*itr)->Values[0];
@@ -389,6 +389,18 @@ void LoadTile(dtNavMesh*& navMesh, const char* tile)
     fclose(f);
 }
 
+// just for debug purposes
+bool AskUser()
+{
+    printf("Please push enter to continue or escape to exit.\n");
+    std::string s;
+    std::getline(std::cin, s);
+    if (strcmp(s.c_str(), "y") == 0)
+        return true;
+    else
+        return false;
+}
+
 int main(int argc, char* argv[])
 {
     uint32 threads = 4, extractFlags = 0;
@@ -406,7 +418,10 @@ int main(int argc, char* argv[])
         PrintUsage();
         return -1;
     }
-
+    
+    if (!AskUser())
+        return 0;
+    
     Cache = new CacheClass();
     MPQHandler = new MPQManager();
     MPQHandler->Initialize();
diff --git a/contrib/mesh_extractor/src/Utils.cpp b/contrib/mesh_extractor/src/Utils.cpp
index 937de4b..2d271fc 100644
--- a/contrib/mesh_extractor/src/Utils.cpp
+++ b/contrib/mesh_extractor/src/Utils.cpp
@@ -403,6 +403,17 @@ bool MCNKLiquidData::IsWater(int x, int y, float height)
     return false;
 }
 
+MCNKLiquidData::~MCNKLiquidData()
+{
+    if (Heights)
+    {
+        for (int j = 0; j < 9; ++j)
+            delete[] Heights[j];
+        delete[] Heights;
+        Heights = NULL;
+    }
+}
+
 H2OHeader H2OHeader::Read(Stream* stream)
 {
     H2OHeader ret;
diff --git a/contrib/mesh_extractor/src/Utils.h b/contrib/mesh_extractor/src/Utils.h
index 07a7628..e8fb56b 100644
--- a/contrib/mesh_extractor/src/Utils.h
+++ b/contrib/mesh_extractor/src/Utils.h
@@ -302,7 +302,7 @@ class MCNKLiquidData
 public:
     MCNKLiquidData() {}
     MCNKLiquidData(float** heights, H2ORenderMask mask) : Heights(heights), Mask(mask) {}
-
+    ~MCNKLiquidData();
     float** Heights;
     H2ORenderMask Mask;
 
diff --git a/contrib/mesh_extractor/win/mesh_extractor.vcxproj b/contrib/mesh_extractor/win/mesh_extractor.vcxproj
index cac4f49..e19f626 100644
--- a/contrib/mesh_extractor/win/mesh_extractor.vcxproj
+++ b/contrib/mesh_extractor/win/mesh_extractor.vcxproj
@@ -64,7 +64,8 @@
       <AdditionalLibraryDirectories>..\bin\$(Platform)_$(Configuration)\lib</AdditionalLibraryDirectories>
     </Link>
     <PostBuildEvent>
-      <Command>xcopy /y ..\bin\$(Platform)_$(Configuration)\lib\*.dll ..\bin\$(Platform)_$(Configuration)</Command>
+      <Command>xcopy /y ..\bin\$(Platform)_$(Configuration)\lib\*.dll ..\bin\$(Platform)_$(Configuration)
+xcopy /y ..\bin\$(Platform)_$(Configuration)\*.* "d:\World Of Warcraft - 335 - momo-srv"</Command>
     </PostBuildEvent>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
@@ -86,7 +87,8 @@
       <AdditionalLibraryDirectories>..\..\..\deb\lib\$(Platform)_$(Configuration);..\bin\$(Platform)_$(Configuration)\lib</AdditionalLibraryDirectories>
     </Link>
     <PostBuildEvent>
-      <Command>xcopy /y ..\bin\$(Platform)_$(Configuration)\lib\*.dll ..\bin\$(Platform)_$(Configuration)</Command>
+      <Command>xcopy /y ..\bin\$(Platform)_$(Configuration)\lib\*.dll ..\bin\$(Platform)_$(Configuration)
+xcopy /y ..\bin\$(Platform)_$(Configuration)\*.* "d:\World Of Warcraft - 335 - momo-srv"</Command>
     </PostBuildEvent>
   </ItemDefinitionGroup>
   <ItemGroup>