Tools/MeshExtractor: Fixed the generated mesh for continents.

Fixed a few more issues.

src/tools/mesh_extractor/ContinentBuilder.cpp

@@ -153,9 +153,9 @@ void ContinentBuilder::Build()
     }
     else
     {
-        params.maxPolys = 1 << STATIC_POLY_BITS;
-        params.maxTiles = TileMap->TileTable.size();
-        rcVcopy(params.orig, bmin);
+        params.maxPolys = 32768;
+        params.maxTiles = 4096;
+        rcVcopy(params.orig, Constants::Origin);
         params.tileHeight = Constants::TileSize;
         params.tileWidth = Constants::TileSize;
         fwrite(&params, sizeof(dtNavMeshParams), 1, mmap);

src/tools/mesh_extractor/Geometry.cpp

@@ -17,7 +17,7 @@ void Geometry::CalculateBoundingBox( float*& min, float*& max )
     max = new float[3];
     for (int i = 0; i < 3; ++i)
     {
-        max[i] = std::numeric_limits<float>::min();
+        max[i] = std::numeric_limits<float>::lowest();
         min[i] = std::numeric_limits<float>::max();
     }
 
@@ -43,7 +43,7 @@ void Geometry::CalculateBoundingBox( float*& min, float*& max )
 void Geometry::CalculateMinMaxHeight( float& min, float& max )
 {
     min = std::numeric_limits<float>::max();
-    max = std::numeric_limits<float>::min();
+    max = std::numeric_limits<float>::lowest();
 
     for (std::vector<Vector3>::iterator itr = Vertices.begin(); itr != Vertices.end(); ++itr)
     {

src/tools/mesh_extractor/MeshExtractor.cpp

@@ -378,8 +378,8 @@ int main(int argc, char* argv[])
 
     if (extractFlags & Constants::EXTRACT_FLAG_TEST)
     {
-        float start[] = { -44.641f, -34.606f, -1.045f };
-        float end[] = { -66.18f, 20.222f, -1.128f };
+        float start[] = { 16226.200195f, 16257.000000f, 13.202200f };
+        float end[] = { 16245.725586f, 16382.465820f, 47.384956f };
 
         //
         float m_spos[3];
@@ -408,7 +408,7 @@ int main(int argc, char* argv[])
         dtPolyRef m_startRef;
         dtPolyRef m_endRef;
 
-        FILE* mmap = fopen("mmaps/555.mmap", "rb");
+        FILE* mmap = fopen("mmaps/001.mmap", "rb");
         dtNavMeshParams params;
         int count = fread(&params, sizeof(dtNavMeshParams), 1, mmap);
         fclose(mmap);
@@ -427,7 +427,7 @@ int main(int argc, char* argv[])
             for (int j = 0; j <= 32; ++j)
             {
                 char buff[100];
-                sprintf(buff, "mmaps/555%02i%02i.mmtile", i, j);
+                sprintf(buff, "mmaps/001%02i%02i.mmtile", i, j);
                 LoadTile(navMesh, buff);
             }
         }

src/tools/mesh_extractor/TileBuilder.cpp

@@ -283,6 +283,15 @@ uint8* TileBuilder::BuildTiled(dtNavMeshParams& navMeshParams)
     rcPolyMeshDetail* dmesh = rcAllocPolyMeshDetail();
     rcBuildPolyMeshDetail(Context, *pmesh, *chf, Config.detailSampleDist, Config.detailSampleMaxError, *dmesh);
 
+    // Set flags according to area types (e.g. Swim for Water)
+    for (int i = 0; i < pmesh->npolys; i++)
+    {
+        if (pmesh->areas[i] == Constants::POLY_AREA_ROAD || pmesh->areas[i] == Constants::POLY_AREA_TERRAIN)
+            pmesh->flags[i] = Constants::POLY_FLAG_WALK;
+        else if (pmesh->areas[i] == Constants::POLY_AREA_WATER)
+            pmesh->flags[i] = Constants::POLY_FLAG_SWIM;
+    }
+
     dtNavMeshCreateParams params;
     memset(&params, 0, sizeof(params));
     // PolyMesh data
@@ -299,21 +308,25 @@ uint8* TileBuilder::BuildTiled(dtNavMeshParams& navMeshParams)
     params.detailVertsCount = dmesh->nverts;
     params.detailTris = dmesh->tris;
     params.detailTriCount = dmesh->ntris;
-    rcVcopy(params.bmin, pmesh->bmin);
-    rcVcopy(params.bmax, pmesh->bmax);
     // General settings
-    params.ch = InstanceConfig.ch;
-    params.cs = InstanceConfig.cs;
-    params.walkableClimb = InstanceConfig.walkableClimb * InstanceConfig.ch;
-    params.walkableHeight = InstanceConfig.walkableHeight * InstanceConfig.ch;
-    params.walkableRadius = InstanceConfig.walkableRadius * InstanceConfig.cs;
+    params.ch = Config.ch;
+    params.cs = Config.cs;
+    params.walkableClimb = Config.walkableClimb * Config.ch;
+    params.walkableHeight = Config.walkableHeight * Config.ch;
+    params.walkableRadius = Config.walkableRadius * Config.cs;
     params.tileX = X;
     params.tileY = Y;
     params.tileLayer = 0;
     params.buildBvTree = true;
 
-    rcVcopy(params.bmax, bmax);
-    rcVcopy(params.bmin, bmin);
+    // Recalculate the bounds with the added geometry
+    float* bmin2 = NULL, *bmax2 = NULL;
+    CalculateTileBounds(bmin2, bmax2, navMeshParams);
+    bmin2[1] = bmin[1];
+    bmax2[1] = bmax[1];
+
+    rcVcopy(params.bmax, bmax2);
+    rcVcopy(params.bmin, bmin2);
 
     // Offmesh-connection settings
     params.offMeshConCount = 0; // none for now