Method buildNextTile

Engine/source/navigation/navMesh.cpp:791–846

}

void NavMesh::buildNextTile()
{
   PROFILE_SCOPE(NavMesh_buildNextTile);
   if(!mDirtyTiles.empty())
   {
      // Pop a single dirty tile and process it.
      U32 i = mDirtyTiles.front();
      mDirtyTiles.pop_front();
      const Tile &tile = mTiles[i];
      // Intermediate data for tile build.
      TileData tempdata;
      TileData &tdata = mSaveIntermediates ? mTileData[i] : tempdata;
      
      // Remove any previous data.
      nm->removeTile(nm->getTileRefAt(tile.x, tile.y, 0), 0, 0);

      // Generate navmesh for this tile.
      U32 dataSize = 0;
      unsigned char* data = buildTileData(tile, tdata, dataSize);
      if(data)
      {
         // Add new data (navmesh owns and deletes the data).
         dtStatus status = nm->addTile(data, dataSize, DT_TILE_FREE_DATA, 0, 0);
         int success = 1;
         if(dtStatusFailed(status))
         {
            success = 0;
            dtFree(data);
         }
         if(getEventManager())
         {
            String str = String::ToString("%d %d %d (%d, %d) %d %.3f %s",
               getId(),
               i, mTiles.size(),
               tile.x, tile.y,
               success,
               ctx->getAccumulatedTime(RC_TIMER_TOTAL) / 1000.0f,
               castConsoleTypeToString(tile.box));
            getEventManager()->postEvent("NavMeshTileUpdate", str.c_str());
            setMaskBits(LoadFlag);
         }
      }
      // Did we just build the last tile?
      if(mDirtyTiles.empty())
      {
         ctx->stopTimer(RC_TIMER_TOTAL);
         if(getEventManager())
         {
            String str = String::ToString("%d", getId());
            getEventManager()->postEvent("NavMeshUpdate", str.c_str());
            setMaskBits(LoadFlag);
         }
         mBuilding = false;
      }
   }
}

static void buildCallback(SceneObject* object,void *key)