/// <summary>
/// Returns true if this block can connect to another block (of the given type) in the given position.
/// This is called only if CheckConnectionAllowed == true.
/// If this method would return true for any position, set CheckConnectionAllowed to false to avoid
/// unnecessary overhead. It is the block's responsibility to call CubeGrid.UpdateBlockNeighbors every time the
/// conditions that are checked by this method change.
/// </summary>
public virtual bool ConnectionAllowed(ref Vector3I otherBlockPos, ref Vector3I faceNormal, MyCubeBlockDefinition def)
{
if (MyFakes.ENABLE_FRACTURE_COMPONENT && Components.Has <MyFractureComponentBase>())
{
MyFractureComponentCubeBlock fractureComponent = GetFractureComponent();
if (fractureComponent == null || fractureComponent.MountPoints == null)
{
return(true);
}
var other = CubeGrid.GetCubeBlock(otherBlockPos);
if (other == null)
{
return(true);
}
MyBlockOrientation or = other.Orientation;
var position = Position;
Debug.Assert(m_tmpMountPoints.Count == 0);
m_tmpMountPoints.Clear();
if (other.FatBlock != null && other.FatBlock.Components.Has <MyFractureComponentBase>())
{
MyFractureComponentCubeBlock otherFractureComponent = other.GetFractureComponent();
if (otherFractureComponent != null)
{
m_tmpMountPoints.AddRange(otherFractureComponent.MountPoints);
}
}
else if (other.FatBlock is MyCompoundCubeBlock)
{
var lst = new List <MyCubeBlockDefinition.MountPoint>();
foreach (var b in (other.FatBlock as MyCompoundCubeBlock).GetBlocks())
{
MyFractureComponentCubeBlock blockInCompoundFractureComponent = b.GetFractureComponent();
if (blockInCompoundFractureComponent != null)
{
m_tmpMountPoints.AddRange(blockInCompoundFractureComponent.MountPoints);
}
else
{
var mountPoints = b.BlockDefinition.GetBuildProgressModelMountPoints(b.BuildLevelRatio);
lst.Clear();
MyCubeGrid.TransformMountPoints(lst, b.BlockDefinition, mountPoints, ref b.Orientation);
m_tmpMountPoints.AddRange(lst);
}
}
}
else
{
var mountPoints = def.GetBuildProgressModelMountPoints(other.BuildLevelRatio);
MyCubeGrid.TransformMountPoints(m_tmpMountPoints, def, mountPoints, ref or);
}
bool result = MyCubeGrid.CheckMountPointsForSide(fractureComponent.MountPoints, ref SlimBlock.Orientation, ref position, BlockDefinition.Id, ref faceNormal, m_tmpMountPoints,
ref or, ref otherBlockPos, def.Id);
m_tmpMountPoints.Clear();
return(result);
}
return(true);
}