public LLEntityPhysical(AssetContextBase acontext, LLRegionContext rcontext,
ulong regionHandle, uint localID, OMV.Primitive prim) : base(rcontext, acontext)
{
this.Sim = rcontext.Simulator;
this.RegionHandle = regionHandle;
this.LocalID = localID;
this.Prim = prim;
this.Name = new EntityNameLL(acontext, m_prim.ID.ToString());
}
public LLEntityPhysical(AssetContextBase acontext, LLRegionContext rcontext,
ulong regionHandle, uint localID, OMV.Primitive prim)
: base(rcontext, acontext)
{
this.Sim = rcontext.Simulator;
this.RegionHandle = regionHandle;
this.LocalID = localID;
this.Prim = prim;
this.Name = new EntityNameLL(acontext, m_prim.ID.ToString());
}
public LLEntityAvatar(AssetContextBase acontext, LLRegionContext rcontext,
ulong regionHandle, OMV.Avatar av) : base(rcontext, acontext)
{
// base(acontext, rcontext, regionHandle, av.LocalID, null) { // base for EntityPhysical
// let people looking at IEntity's get at my avatarness
RegisterInterface <IEntityAvatar>(this);
this.Sim = rcontext.Simulator;
this.RegionHandle = regionHandle;
this.LocalID = av.LocalID;
this.Avatar = av;
this.Name = AvatarEntityNameFromID(acontext, m_avatar.ID);
LogManager.Log.Log(LogLevel.DCOMMDETAIL, "LLEntityAvatar: create id={0}, lid={1}",
av.ID.ToString(), this.LocalID);
}
public LLEntityAvatar(AssetContextBase acontext, LLRegionContext rcontext,
ulong regionHandle, OMV.Avatar av)
: base(rcontext, acontext)
{
// base(acontext, rcontext, regionHandle, av.LocalID, null) { // base for EntityPhysical
// let people looking at IEntity's get at my avatarness
RegisterInterface<IEntityAvatar>(this);
this.Sim = rcontext.Simulator;
this.RegionHandle = regionHandle;
this.LocalID = av.LocalID;
this.Avatar = av;
this.Name = AvatarEntityNameFromID(acontext, m_avatar.ID);
LogManager.Log.Log(LogLevel.DCOMMDETAIL, "LLEntityAvatar: create id={0}, lid={1}",
av.ID.ToString(), this.LocalID);
}
/// <summary>
/// I am being updated.
/// Make sure the parenting is correct before telling the world about any update.
/// </summary>
/// <param name="what"></param>
public override void Update(UpdateCodes what)
{
// Make sure parenting is correct (we're in our parent's collection)
try {
if (this.Prim != null) // if no prim, no parent possible
{
uint parentID = this.Prim.ParentID;
if (parentID != 0 && this.ContainingEntity == null)
{
what |= UpdateCodes.ParentID;
IEntity parentEntity = null;
LLRegionContext rcontext = (LLRegionContext)this.RegionContext;
rcontext.TryGetEntityLocalID(parentID, out parentEntity);
if (parentEntity != null)
{
this.ContainingEntity = parentEntity;
parentEntity.AddEntityToContainer(this);
LogManager.Log.Log(LogLevel.DCOMMDETAIL, "ProcessEntityContainer: adding entity {0} to container {1}",
this.Name, parentEntity.Name);
}
else
{
LogManager.Log.Log(LogLevel.DCOMMDETAIL, "Can't assign parent. Entity not found. ent={0}", this.Name);
}
}
if (parentID == 0 && this.ContainingEntity != null)
{
// the prim has been removed from it's parent
what |= UpdateCodes.ParentID;
this.DisconnectFromContainer();
}
}
}
catch (Exception e) {
LogManager.Log.Log(LogLevel.DBADERROR, "FAILED ProcessEntityContainer: " + e);
}
// tell the world about our updating
base.Update(what);
}
private void UpdateHeightMap(RegionContextBase reg)
{
int stride = TerrainPatchStride;
int stride2 = stride * TerrainPatchWidth;
lock (this) {
float[,] newHM = new float[TerrainPatchWidth, TerrainPatchLength];
float minHeight = 999999f;
float maxHeight = 0f;
if ((reg == null) || !(reg is LLRegionContext))
{
// things are not set up so create a default, flat heightmap
LogManager.Log.Log(LogLevel.DWORLDDETAIL,
"LLTerrainInfo: Building default zero terrain");
CreateZeroHeight(ref newHM);
minHeight = maxHeight = 0f;
}
else
{
try {
LLRegionContext llreg = (LLRegionContext)reg;
OMV.Simulator sim = llreg.Simulator;
int nullPatchCount = 0;
for (int px = 0; px < stride; px++)
{
for (int py = 0; py < stride; py++)
{
OMV.TerrainPatch pat = sim.Terrain[px + py * stride];
if (pat == null)
{
// if no patch, it's all zeros
if (0.0f < minHeight)
{
minHeight = 0.0f;
}
if (0.0f > maxHeight)
{
maxHeight = 0.0f;
}
for (int xx = 0; xx < stride; xx++)
{
for (int yy = 0; yy < stride; yy++)
{
// newHM[(py * stride + yy), (px * stride + xx)] = 0.0f;
newHM[(px * stride + xx), (py * stride + yy)] = 0.0f;
}
}
nullPatchCount++;
}
else
{
for (int xx = 0; xx < stride; xx++)
{
for (int yy = 0; yy < stride; yy++)
{
float height = pat.Data[xx + yy * stride];
// newHM[(py * stride + yy), (px * stride + xx)] = height;
newHM[(px * stride + xx), (py * stride + yy)] = height;
if (height < minHeight)
{
minHeight = height;
}
if (height > maxHeight)
{
maxHeight = height;
}
}
}
}
}
}
// LogManager.Log.Log(LogLevel.DWORLDDETAIL,
// "LLTerrainInfo: UpdateHeightMap: {0} null patches = {1}", sim.Name, nullPatchCount);
}
catch {
// this usually happens when first starting a region
LogManager.Log.Log(LogLevel.DWORLDDETAIL,
"LLTerrainInfo: Exception building terrain. Defaulting to zero.");
CreateZeroHeight(ref newHM);
minHeight = maxHeight = 0f;
}
}
m_heightMap = newHM;
m_heightMapWidth = TerrainPatchWidth; // X
m_heightMapLength = TerrainPatchLength;
m_minimumHeight = minHeight;
m_maximumHeight = maxHeight;
LogManager.Log.Log(LogLevel.DWORLDDETAIL,
"LLTerrainInfo: New terrain:"
+ " min=" + m_minimumHeight.ToString()
+ " max=" + m_maximumHeight.ToString()
);
}
}
// ===============================================================
// given a simulator. Find the region info that we store the stuff in
// Note that, if we are not connected, we just return null thus showing our unhappiness.
public virtual LLRegionContext FindRegion(OMV.Simulator sim)
{
LLRegionContext ret = null;
if (IsConnected) {
lock (m_regionList) {
if (!m_regionList.TryGetValue(sim.ID, out ret)) {
// we are connected but doen't have a regionContext for this simulator. Build one.
AssetContextBase assetContext = SelectAssetContextForGrid(sim);
LLTerrainInfo llterr = new LLTerrainInfo(null, assetContext);
llterr.WaterHeight = sim.WaterHeight;
// TODO: copy terrain texture IDs
ret = new LLRegionContext(null, assetContext, llterr, sim);
// ret.Name = new EntityNameLL(LoggedInGridName + "/Region/" + sim.Name.Trim());
ret.Name = new EntityNameLL(LoggedInGridName + "/" + sim.Name.Trim());
ret.RegionContext = ret; // since we don't know ourself before
ret.Comm = m_client;
ret.TerrainInfo.RegionContext = ret;
m_regionList.Add(sim.ID, ret);
m_log.Log(LogLevel.DWORLD, "Creating region context for " + ret.Name);
}
}
}
return ret;
}
// return 'true' is the parent of this id exists in the world
private bool ParentExists(LLRegionContext regionContext, uint parentID)
{
// if shouldn't be holding anything, fake like the parent is always here
if (!m_shouldHoldChildren) return true;
// if we don't need a parent no need to check
if (parentID == 0) return true; // if no parent say we have the parent
// see if the parent is known
IEntity parentEntity = null;
regionContext.TryGetEntityLocalID(parentID, out parentEntity);
return (parentEntity != null);
}
