private void EnsurePhysicsSector(int x, int y, int face)
{
MyEnvironmentSector sector;
long key = Entities.Planet.MyPlanetSectorId.MakeSectorId(x, y, face);
if (!PhysicsSectors.TryGetValue(key, out sector))
{
MyPlanetEnvironmentClipmapProxy proxy;
if (Proxies.TryGetValue(key, out proxy))
{
sector = proxy.EnvironmentSector;
sector.EnablePhysics(true);
}
else if (HeldSectors.TryGetValue(key, out sector))
{
;
}
else
{
sector = EnvironmentDefinition.CreateSector();
MyEnvironmentSectorParameters parms = new MyEnvironmentSectorParameters();
var leafSize = m_clipmaps[face].LeafSize;
var leafSizeHalf = m_clipmaps[face].LeafSize / 2;
int leafCountHalf = 1 << m_clipmaps[face].Depth - 1;
Matrix wmf = m_clipmaps[face].WorldMatrix;
parms.SurfaceBasisX = new Vector3(leafSizeHalf, 0, 0);
Vector3.RotateAndScale(ref parms.SurfaceBasisX, ref wmf, out parms.SurfaceBasisX);
parms.SurfaceBasisY = new Vector3(0, leafSizeHalf, 0);
Vector3.RotateAndScale(ref parms.SurfaceBasisY, ref wmf, out parms.SurfaceBasisY);
parms.Environment = EnvironmentDefinition;
parms.Center = Vector3D.Transform(new Vector3D((x - leafCountHalf + .5) * leafSize, (y - leafCountHalf + .5) * leafSize, 0),
m_clipmaps[face].WorldMatrix);
parms.DataRange = new BoundingBox2I(new Vector2I(x, y), new Vector2I(x, y));
parms.Provider = Providers[face];
parms.EntityId = Entities.Planet.MyPlanetSectorId.MakeSectorEntityId(x, y, 0, face, Planet.EntityId);
parms.SectorId = Entities.Planet.MyPlanetSectorId.MakeSectorId(x, y, face);
parms.Bounds = GetBoundingShape(ref parms.Center, ref parms.SurfaceBasisX,
ref parms.SurfaceBasisY);
sector.Init(this, ref parms);
sector.EnablePhysics(true);
Planet.AddChildEntity((MyEntity)sector);
}
PhysicsSectors.Add(key, sector);
}
m_sectorsWithPhysics.AddOrEnsureOnComplement(sector);
}