public override void OnNeighborBlockChanged(int x, int y, int z, int neighborX, int neighborY, int neighborZ)
{
int cellValue = base.SubsystemTerrain.Terrain.GetCellValue(x, y, z);
int num = Terrain.ExtractContents(cellValue);
Block obj = BlocksManager.Blocks[num];
int data = Terrain.ExtractData(cellValue);
if (obj is TrapdoorBlock)
{
int rotation = TrapdoorBlock.GetRotation(data);
bool upsideDown = TrapdoorBlock.GetUpsideDown(data);
bool flag = false;
Point3 point = CellFace.FaceToPoint3(rotation);
int cellContents = base.SubsystemTerrain.Terrain.GetCellContents(x - point.X, y - point.Y, z - point.Z);
flag |= !BlocksManager.Blocks[cellContents].IsTransparent;
if (upsideDown)
{
int cellContents2 = base.SubsystemTerrain.Terrain.GetCellContents(x, y + 1, z);
flag |= !BlocksManager.Blocks[cellContents2].IsTransparent;
int cellContents3 = base.SubsystemTerrain.Terrain.GetCellContents(x - point.X, y - point.Y + 1, z - point.Z);
flag |= !BlocksManager.Blocks[cellContents3].IsTransparent;
}
else
{
int cellContents4 = base.SubsystemTerrain.Terrain.GetCellContents(x, y - 1, z);
flag |= !BlocksManager.Blocks[cellContents4].IsTransparent;
int cellContents5 = base.SubsystemTerrain.Terrain.GetCellContents(x - point.X, y - point.Y - 1, z - point.Z);
flag |= !BlocksManager.Blocks[cellContents5].IsTransparent;
}
if (!flag)
{
base.SubsystemTerrain.DestroyCell(0, x, y, z, 0, noDrop: false, noParticleSystem: false);
}
}
}
public bool IsCollapseSupportBlock(int value)
{
int num = Terrain.ExtractContents(value);
if (num != 0)
{
int data = Terrain.ExtractData(value);
Block block = BlocksManager.Blocks[num];
if (block is TrapdoorBlock)
{
if (TrapdoorBlock.GetUpsideDown(data))
{
return(!TrapdoorBlock.GetOpen(data));
}
return(false);
}
if (block.BlockIndex == 238)
{
return(true);
}
if (block.IsFaceTransparent(base.SubsystemTerrain, 4, value))
{
return(block is SoilBlock);
}
return(true);
}
return(false);
}
public static bool IsCollapseDestructibleBlock(int value)
{
int num = Terrain.ExtractContents(value);
Block block = BlocksManager.Blocks[num];
if (block is TrapdoorBlock)
{
int data = Terrain.ExtractData(value);
if (TrapdoorBlock.GetUpsideDown(data) && TrapdoorBlock.GetOpen(data))
{
return(false);
}
}
else if (block is FluidBlock)
{
return(false);
}
return(true);
}