static void UndoBlock(UndoFormatArgs args, Level lvl, UndoFormatEntry P)
{
byte lvlBlock = lvl.GetTile(P.X, P.Y, P.Z);
if (lvlBlock == P.NewBlock || Block.Convert(lvlBlock) == Block.water ||
Block.Convert(lvlBlock) == Block.lava || lvlBlock == Block.grass)
{
if (args.Player != null)
{
DrawOpBlock block;
block.X = P.X; block.Y = P.Y; block.Z = P.Z;
block.Block = P.Block; block.ExtBlock = P.ExtBlock;
args.Output(block);
}
else
{
Player.GlobalBlockchange(lvl, P.X, P.Y, P.Z, P.Block, P.ExtBlock); // TODO: rewrite this :/
lvl.SetTile(P.X, P.Y, P.Z, P.Block);
if (P.Block != Block.custom_block)
{
return;
}
lvl.SetExtTile(P.X, P.Y, P.Z, P.ExtBlock);
}
}
}
public override void EnumerateEntries(Stream s, UndoFormatArgs args)
{
List <ChunkHeader> list = new List <ChunkHeader>();
UndoFormatEntry pos;
DateTime time;
ReadHeaders(list, s);
for (int i = list.Count - 1; i >= 0; i--)
{
ChunkHeader chunk = list[i];
// Can we safely discard the entire chunk?
bool inRange = chunk.BaseTime.AddTicks((65536 >> 2) * TimeSpan.TicksPerSecond) >= args.Start;
if (!inRange)
{
args.Finished = true; return;
}
if (!args.Map.CaselessEq(chunk.LevelName))
{
continue;
}
s.Seek(chunk.DataPosition, SeekOrigin.Begin);
if (args.Temp == null)
{
args.Temp = new byte[ushort.MaxValue * entrySize];
}
s.Read(args.Temp, 0, chunk.Entries * entrySize);
byte[] temp = args.Temp;
for (int j = chunk.Entries - 1; j >= 0; j--)
{
int offset = j * entrySize;
ushort flags = U16(temp, offset + 0);
// upper 2 bits for 'ext' or 'physics' type, lower 14 bits for time delta.
// TODO: should this be instead:
// int delta = Flags & 0x3FFF;
// timeDeltaSeconds = delta >= 0x2000 ? (short)(delta - 16384) : (short)delta;
time = chunk.BaseTime.AddTicks((flags & 0x3FFF) * TimeSpan.TicksPerSecond);
if (time < args.Start)
{
args.Finished = true; return;
}
if (time > args.End)
{
continue;
}
int index = I32(temp, offset + 2);
pos.X = (ushort)(index % chunk.Width);
pos.Y = (ushort)((index / chunk.Width) / chunk.Length);
pos.Z = (ushort)((index / chunk.Width) % chunk.Length);
pos.Block = Block.FromRaw(temp[offset + 6], (flags & (1 << 14)) != 0);
pos.NewBlock = Block.FromRaw(temp[offset + 7], (flags & (1 << 15)) != 0);
args.Output(pos);
}
}
}
public override void EnumerateEntries(Stream s, UndoFormatArgs args)
{
List <ChunkHeader> list = new List <ChunkHeader>();
UndoFormatEntry pos;
DateTime time;
ReadHeaders(list, s);
for (int i = list.Count - 1; i >= 0; i--)
{
ChunkHeader chunk = list[i];
// Can we safely discard the entire chunk?
bool inRange = chunk.BaseTime.AddTicks(65536 * TimeSpan.TicksPerSecond) >= args.Start;
if (!inRange)
{
args.Stop = true; return;
}
if (!args.LevelName.CaselessEq(chunk.LevelName))
{
continue;
}
s.Seek(chunk.DataPosition, SeekOrigin.Begin);
if (args.Temp == null)
{
args.Temp = new byte[ushort.MaxValue * entrySize];
}
s.Read(args.Temp, 0, chunk.Entries * entrySize);
byte[] temp = args.Temp;
for (int j = chunk.Entries - 1; j >= 0; j--)
{
int offset = j * entrySize;
time = chunk.BaseTime.AddTicks(U16(temp, offset + 0) * TimeSpan.TicksPerSecond);
if (time < args.Start)
{
args.Stop = true; return;
}
if (time > args.End)
{
continue;
}
pos.X = U16(temp, offset + 2);
pos.Y = U16(temp, offset + 4);
pos.Z = U16(temp, offset + 6);
pos.Block.BlockID = temp[offset + 8];
pos.Block.ExtID = temp[offset + 9];
pos.NewBlock.BlockID = temp[offset + 10];
pos.NewBlock.ExtID = temp[offset + 11];
args.Output(pos);
}
}
}
public static void DoRedo(Stream s, UndoFormat format, UndoFormatArgs args)
{
DrawOpBlock block;
foreach (UndoFormatEntry P in format.GetEntries(s, args))
{
if (P.Time > args.End)
{
continue;
}
block.X = P.X; block.Y = P.Y; block.Z = P.Z;
block.Block = P.Block; block.ExtBlock = P.ExtBlock;
args.Output(block);
}
}
public override void EnumerateEntries(Stream s, UndoFormatArgs args)
{
UndoFormatEntry pos = default(UndoFormatEntry);
string[] lines = new StreamReader(s).ReadToEnd().SplitSpaces();
DateTime time;
// because we have space to end of each entry, need to subtract one otherwise we'll start at a "".
const int items = 7;
for (int i = (lines.Length - 1) / items; i > 0; i--)
{
// line format: mapName x y z date oldblock newblock
string timeRaw = lines[(i * items) - 3].Replace('&', ' ');
time = DateTime.Parse(timeRaw, CultureInfo.InvariantCulture);
if (time < args.Start)
{
args.Stop = true; return;
}
if (time > args.End)
{
continue;
}
string map = lines[(i * items) - 7];
if (!args.LevelName.CaselessEq(map))
{
continue;
}
pos.X = ushort.Parse(lines[(i * items) - 6]);
pos.Y = ushort.Parse(lines[(i * items) - 5]);
pos.Z = ushort.Parse(lines[(i * items) - 4]);
pos.Block.BlockID = byte.Parse(lines[(i * items) - 2]);
pos.NewBlock.BlockID = byte.Parse(lines[(i * items) - 1]);
args.Output(pos);
}
}
