public MyGridHighLevelHelper(MyGridNavigationMesh mesh, Dictionary <Vector3I, List <int> > triangleRegistry, Vector3I cellSize)
{
this.m_mesh = mesh;
this.m_cellSize = cellSize;
this.m_packedCoord = 0UL;
this.m_currentCellConnections = new List <List <int> >();
this.m_changedCells = new MyVector3ISet();
this.m_changedCubes = new MyVector3ISet();
this.m_triangleRegistry = triangleRegistry;
this.m_components = new MyNavmeshComponents();
}
public MyGridHighLevelHelper(MyGridNavigationMesh mesh, Dictionary<Vector3I, List<int>> triangleRegistry, Vector3I cellSize)
{
m_mesh = mesh;
m_cellSize = cellSize;
m_packedCoord = 0;
m_currentCellConnections = new List<List<int>>();
m_changedCells = new MyVector3ISet();
m_changedCubes = new MyVector3ISet();
m_triangleRegistry = triangleRegistry;
m_components = new MyNavmeshComponents();
}
public MyVoxelHighLevelHelper(MyVoxelNavigationMesh mesh)
{
this.m_mesh = mesh;
this.m_triangleList = new MyIntervalList();
this.m_triangleLists = new Dictionary <ulong, MyIntervalList>();
this.m_exploredCells = new MyVector3ISet();
this.m_navmeshComponents = new MyNavmeshComponents();
this.m_currentCellConnections = new List <List <ConnectionInfo> >();
for (int i = 0; i < 8; i++)
{
this.m_currentCellConnections.Add(new List <ConnectionInfo>());
}
}
public MyVoxelHighLevelHelper(MyVoxelNavigationMesh mesh)
{
m_mesh = mesh;
m_triangleList = new MyIntervalList();
m_triangleLists = new Dictionary<ulong, MyIntervalList>();
m_exploredCells = new MyVector3ISet();
m_navmeshComponents = new MyNavmeshComponents();
m_currentCellConnections = new List<List<ConnectionInfo>>();
for (int i = 0; i < 8; ++i)
{
m_currentCellConnections.Add(new List<ConnectionInfo>());
}
}
private void UpdateHighLevelPrimitives(ref MyNavmeshComponents.ClosedCellInfo cellInfo)
{
ProfilerShort.Begin("UpdateHighLevelPrimitives");
// Renumber triangles from the old indices to the newly assigned index from m_components
int componentIndex = cellInfo.StartingIndex;
foreach (var triangle in m_tmpComponentTriangles)
{
if (triangle == null)
{
componentIndex++;
continue;
}
triangle.ComponentIndex = componentIndex;
}
m_tmpComponentTriangles.Clear();
// Remove old component primitives
if (!cellInfo.NewCell && cellInfo.ComponentNum != cellInfo.OldComponentNum)
{
for (int i = 0; i < cellInfo.OldComponentNum; ++i)
{
m_mesh.HighLevelGroup.RemovePrimitive(cellInfo.OldStartingIndex + i);
}
}
// Add new component primitives
if (cellInfo.NewCell || cellInfo.ComponentNum != cellInfo.OldComponentNum)
{
for (int i = 0; i < cellInfo.ComponentNum; ++i)
{
m_mesh.HighLevelGroup.AddPrimitive(cellInfo.StartingIndex + i, m_navmeshComponents.GetComponentCenter(i));
}
}
// Update existing component primitives
if (!cellInfo.NewCell && cellInfo.ComponentNum == cellInfo.OldComponentNum)
{
for (int i = 0; i < cellInfo.ComponentNum; ++i)
{
var primitive = m_mesh.HighLevelGroup.GetPrimitive(cellInfo.StartingIndex + i);
primitive.UpdatePosition(m_navmeshComponents.GetComponentCenter(i));
}
}
// Connect new components with the others in the neighboring cells
for (int i = 0; i < cellInfo.ComponentNum; ++i)
{
int compIndex = cellInfo.StartingIndex + i;
var primitive = m_mesh.HighLevelGroup.GetPrimitive(compIndex);
primitive.GetNeighbours(m_tmpNeighbors);
// Connect to disconnected components
foreach (var connectionInfo in m_currentCellConnections[i])
{
if (!m_tmpNeighbors.Remove(connectionInfo.ComponentIndex))
{
m_mesh.HighLevelGroup.ConnectPrimitives(compIndex, connectionInfo.ComponentIndex);
}
}
// Disconnect neighbors that should be no longer connected
foreach (var neighbor in m_tmpNeighbors)
{
// Only disconnect from the other cell if it is expanded and there was no connection found
var neighborPrimitive = m_mesh.HighLevelGroup.TryGetPrimitive(neighbor);
if (neighborPrimitive != null && neighborPrimitive.IsExpanded)
{
m_mesh.HighLevelGroup.DisconnectPrimitives(compIndex, neighbor);
}
}
m_tmpNeighbors.Clear();
m_currentCellConnections[i].Clear();
}
ProfilerShort.End();
}
private void MarkExploredDirections(ref MyNavmeshComponents.ClosedCellInfo cellInfo)
{
foreach (var direction in Base6Directions.EnumDirections)
{
var dirFlag = Base6Directions.GetDirectionFlag(direction);
if (cellInfo.ExploredDirections.HasFlag(dirFlag))
{
continue;
}
Vector3I dirVec = Base6Directions.GetIntVector(direction);
MyCellCoord otherCoord = new MyCellCoord();
otherCoord.Lod = MyVoxelNavigationMesh.NAVMESH_LOD;
otherCoord.CoordInLod = m_currentCell + dirVec;
if (otherCoord.CoordInLod.X == -1 || otherCoord.CoordInLod.Y == -1 || otherCoord.CoordInLod.Z == -1)
{
continue;
}
ulong otherPackedCoord = otherCoord.PackId64();
if (m_triangleLists.ContainsKey(otherPackedCoord))
{
m_navmeshComponents.MarkExplored(otherPackedCoord, Base6Directions.GetFlippedDirection(direction));
cellInfo.ExploredDirections |= Base6Directions.GetDirectionFlag(direction);
}
}
m_navmeshComponents.SetExplored(m_packedCoord, cellInfo.ExploredDirections);
}