public virtual void Teleport(IScenePresence sp, ulong regionHandle, Vector3 position, Vector3 lookAt,
uint teleportFlags)
{
int x = 0, y = 0;
Util.UlongToInts(regionHandle, out x, out y);
GridRegion reg = sp.Scene.GridService.GetRegionByPosition(sp.ControllingClient.AllScopeIDs, x, y);
if (reg == null)
{
List<GridRegion> regions = sp.Scene.GridService.GetRegionRange(sp.ControllingClient.AllScopeIDs,
x -
(sp.Scene.GridService.GetRegionViewSize()*
sp.Scene.RegionInfo.RegionSizeX),
x +
(sp.Scene.GridService.GetRegionViewSize()*
sp.Scene.RegionInfo.RegionSizeX),
y -
(sp.Scene.GridService.GetRegionViewSize()*
sp.Scene.RegionInfo.RegionSizeY),
y +
(sp.Scene.GridService.GetRegionViewSize()*
sp.Scene.RegionInfo.RegionSizeY));
foreach (GridRegion r in regions)
{
if (r.RegionLocX <= x && r.RegionLocX + r.RegionSizeX > x &&
r.RegionLocY <= y && r.RegionLocY + r.RegionSizeY > y)
{
reg = r;
position.X += x - reg.RegionLocX;
position.Y += y - reg.RegionLocY;
break;
}
}
if (reg == null)
{
// TP to a place that doesn't exist (anymore)
// Inform the viewer about that
sp.ControllingClient.SendTeleportFailed("The region you tried to teleport to doesn't exist anymore");
// and set the map-tile to '(Offline)'
int regX, regY;
Util.UlongToInts(regionHandle, out regX, out regY);
MapBlockData block = new MapBlockData
{
X = (ushort) (regX/Constants.RegionSize),
Y = (ushort) (regY/Constants.RegionSize),
Access = 254
};
// == not there
List<MapBlockData> blocks = new List<MapBlockData> {block};
sp.ControllingClient.SendMapBlock(blocks, 0);
return;
}
}
Teleport(sp, reg, position, lookAt, teleportFlags);
}
protected MapBlockData MapBlockFromGridRegion(GridRegion r, int flag)
{
MapBlockData block = new MapBlockData();
if (r == null)
{
block.Access = (byte) SimAccess.Down;
block.MapImageID = UUID.Zero;
return block;
}
block.Access = r.Access;
if ((flag & 0xffff) == 0)
block.MapImageID = r.TerrainImage;
if ((flag & 0xffff) == 1)
block.MapImageID = r.TerrainMapImage;
if ((flag & 0xffff) == 2)
block.MapImageID = r.ParcelMapImage;
block.Name = r.RegionName;
block.X = (ushort) (r.RegionLocX/Constants.RegionSize);
block.Y = (ushort) (r.RegionLocY/Constants.RegionSize);
block.SizeX = (ushort) (r.RegionSizeX);
block.SizeY = (ushort) (r.RegionSizeY);
return block;
}
protected MapBlockData TerrainBlockFromGridRegion (GridRegion region)
{
MapBlockData block = new MapBlockData ();
if (region == null) {
block.Access = (byte)SimAccess.Down;
block.MapImageID = UUID.Zero;
return block;
}
block.Access = region.Access;
block.MapImageID = region.TerrainMapImage;
if ((region.Flags & (int)RegionFlags.RegionOnline) !=
(int)RegionFlags.RegionOnline)
block.Name = region.RegionName + " (offline)";
else
block.Name = region.RegionName;
block.X = (ushort)(region.RegionLocX / Constants.RegionSize);
block.Y = (ushort)(region.RegionLocY / Constants.RegionSize);
block.SizeX = (ushort)region.RegionSizeX;
block.SizeY = (ushort)region.RegionSizeY;
return block;
}
void OnMapNameRequest (IClientAPI remoteClient, string mapName, uint flags)
{
if (mapName.Length < 1) {
remoteClient.SendAlertMessage ("Use a search string with at least 1 character");
return;
}
bool TryCoordsSearch = false;
int XCoord = 0;
int YCoord = 0;
string [] splitSearch = mapName.Split (',');
if (splitSearch.Length != 1) {
if (splitSearch [1].StartsWith (" ", StringComparison.Ordinal))
splitSearch [1] = splitSearch [1].Remove (0, 1);
if (int.TryParse (splitSearch [0], out XCoord) && int.TryParse (splitSearch [1], out YCoord))
TryCoordsSearch = true;
}
List<MapBlockData> blocks = new List<MapBlockData> ();
List<GridRegion> regionInfos = m_scene.GridService.GetRegionsByName (remoteClient.AllScopeIDs, mapName, 0, 20);
if (TryCoordsSearch) {
GridRegion region = m_scene.GridService.GetRegionByPosition (
remoteClient.AllScopeIDs,
XCoord * Constants.RegionSize,
YCoord * Constants.RegionSize
);
if (region != null) {
region.RegionName = mapName + " - " + region.RegionName;
regionInfos.Add (region);
}
}
List<GridRegion> allRegions = new List<GridRegion> ();
if (regionInfos != null) {
foreach (GridRegion region in regionInfos) {
//Add the found in search region first
if (!allRegions.Contains (region)) {
allRegions.Add (region);
blocks.Add (SearchMapBlockFromGridRegion (region));
}
//Then send surrounding regions
List<GridRegion> nearRegions = m_scene.GridService.GetRegionRange (
remoteClient.AllScopeIDs,
(region.RegionLocX - (4 * Constants.RegionSize)),
(region.RegionLocX + (4 * Constants.RegionSize)),
(region.RegionLocY - (4 * Constants.RegionSize)),
(region.RegionLocY + (4 * Constants.RegionSize))
);
if (nearRegions != null) {
foreach (GridRegion nRegion in nearRegions) {
if (!allRegions.Contains (nRegion)) {
allRegions.Add (nRegion);
blocks.Add (SearchMapBlockFromGridRegion (nRegion));
}
}
}
}
}
// final block, closing the search result
MapBlockData data = new MapBlockData {
Agents = 0,
Access = 255,
MapImageID = UUID.Zero,
Name = mapName,
RegionFlags = 0,
WaterHeight = 0,
X = 0,
Y = 0,
SizeX = 256,
SizeY = 256
};
// not used
blocks.Add (data);
remoteClient.SendMapBlock (blocks, flags);
}
protected List<MapBlockData> Map2BlockFromGridRegion (GridRegion r)
{
List<MapBlockData> blocks = new List<MapBlockData> ();
MapBlockData block = new MapBlockData ();
if (r == null) {
block.Access = (byte)SimAccess.Down;
block.MapImageID = UUID.Zero;
blocks.Add (block);
return blocks;
}
if ((r.Flags & (int)RegionFlags.RegionOnline) ==
(int)RegionFlags.RegionOnline)
block.Access = r.Access;
else
block.Access = (byte)SimAccess.Down;
block.MapImageID = r.TerrainImage;
block.Name = r.RegionName;
block.X = (ushort)(r.RegionLocX / Constants.RegionSize);
block.Y = (ushort)(r.RegionLocY / Constants.RegionSize);
block.SizeX = (ushort)r.RegionSizeX;
block.SizeY = (ushort)r.RegionSizeY;
blocks.Add (block);
if (r.RegionSizeX > Constants.RegionSize || r.RegionSizeY > Constants.RegionSize) {
for (int x = 0; x < r.RegionSizeX / Constants.RegionSize; x++) {
for (int y = 0; y < r.RegionSizeY / Constants.RegionSize; y++) {
if (x == 0 && y == 0)
continue;
block = new MapBlockData {
Access = r.Access,
MapImageID = r.TerrainImage,
Name = r.RegionName,
X = (ushort)((r.RegionLocX / Constants.RegionSize) + x),
Y = (ushort)((r.RegionLocY / Constants.RegionSize) + y),
SizeX = (ushort)r.RegionSizeX,
SizeY = (ushort)r.RegionSizeY
};
//Child piece, so ignore it
blocks.Add (block);
}
}
}
return blocks;
}
protected MapBlockData MapBlockFromGridRegion (GridRegion r, int x, int y)
{
MapBlockData block = new MapBlockData ();
if (r == null) {
block.Access = (byte)SimAccess.NonExistent;
block.X = (ushort)x;
block.Y = (ushort)y;
block.MapImageID = UUID.Zero;
return block;
}
if ((r.Flags & (int)RegionFlags.RegionOnline) ==
(int)RegionFlags.RegionOnline)
block.Access = r.Access;
else
block.Access = (byte)SimAccess.Down;
block.MapImageID = r.TerrainImage;
block.Name = r.RegionName;
block.X = (ushort)(r.RegionLocX / Constants.RegionSize);
block.Y = (ushort)(r.RegionLocY / Constants.RegionSize);
block.SizeX = (ushort)r.RegionSizeX;
block.SizeY = (ushort)r.RegionSizeY;
return block;
}
