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Moved HaveNeighbor utility function from ScenePresence to Scene. Fixed line endings from previous commit.

remove-scene-viewer
Dan Lake 2011-10-19 15:38:25 -07:00
parent 8b20faf06c
commit eac29396d9
5 changed files with 318 additions and 318 deletions
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534
OpenSim/Region/CoreModules/Avatar/AvatarFactory/AvatarFactoryModule.cs
View File

@ -105,143 +105,143 @@ namespace OpenSim.Region.CoreModules.Avatar.AvatarFactory
client.OnAvatarNowWearing += Client_OnAvatarNowWearing;
}
#endregion
#region IAvatarFactoryModule
/// <summary>
/// Set appearance data (texture asset IDs and slider settings)
/// </summary>
/// <param name="sp"></param>
/// <param name="texture"></param>
/// <param name="visualParam"></param>
public void SetAppearance(IScenePresence sp, Primitive.TextureEntry textureEntry, byte[] visualParams)
{
// m_log.InfoFormat("[AVFACTORY]: start SetAppearance for {0}", client.AgentId);
// TODO: This is probably not necessary any longer, just assume the
// textureEntry set implies that the appearance transaction is complete
bool changed = false;
// Process the texture entry transactionally, this doesn't guarantee that Appearance is
// going to be handled correctly but it does serialize the updates to the appearance
lock (m_setAppearanceLock)
{
// Process the visual params, this may change height as well
if (visualParams != null)
{
// string[] visualParamsStrings = new string[visualParams.Length];
// for (int i = 0; i < visualParams.Length; i++)
// visualParamsStrings[i] = visualParams[i].ToString();
// m_log.DebugFormat(
// "[AVFACTORY]: Setting visual params for {0} to {1}",
// client.Name, string.Join(", ", visualParamsStrings));
float oldHeight = sp.Appearance.AvatarHeight;
changed = sp.Appearance.SetVisualParams(visualParams);
if (sp.Appearance.AvatarHeight != oldHeight && sp.Appearance.AvatarHeight > 0)
((ScenePresence)sp).SetHeight(sp.Appearance.AvatarHeight);
}
// Process the baked texture array
if (textureEntry != null)
{
changed = sp.Appearance.SetTextureEntries(textureEntry) || changed;
m_log.InfoFormat("[AVFACTORY]: received texture update for {0}", sp.UUID);
Util.FireAndForget(delegate(object o) { ValidateBakedTextureCache(sp, false); });
// This appears to be set only in the final stage of the appearance
// update transaction. In theory, we should be able to do an immediate
// appearance send and save here.
}
// save only if there were changes, send no matter what (doesn't hurt to send twice)
if (changed)
QueueAppearanceSave(sp.ControllingClient.AgentId);
QueueAppearanceSend(sp.ControllingClient.AgentId);
}
// m_log.WarnFormat("[AVFACTORY]: complete SetAppearance for {0}:\n{1}",client.AgentId,sp.Appearance.ToString());
}
public bool SendAppearance(UUID agentId)
{
ScenePresence sp = m_scene.GetScenePresence(agentId);
if (sp == null)
{
m_log.WarnFormat("[AVFACTORY]: Agent {0} no longer in the scene", agentId);
return false;
}
// Send the appearance to everyone in the scene
sp.SendAppearanceToAllOtherAgents();
// Send animations back to the avatar as well
sp.Animator.SendAnimPack();
return true;
}
public Dictionary<BakeType, Primitive.TextureEntryFace> GetBakedTextureFaces(UUID agentId)
{
ScenePresence sp = m_scene.GetScenePresence(agentId);
if (sp == null)
return new Dictionary<BakeType, Primitive.TextureEntryFace>();
return GetBakedTextureFaces(sp);
}
public bool SaveBakedTextures(UUID agentId)
{
ScenePresence sp = m_scene.GetScenePresence(agentId);
if (sp == null)
return false;
m_log.DebugFormat(
"[AV FACTORY]: Permanently saving baked textures for {0} in {1}",
sp.Name, m_scene.RegionInfo.RegionName);
Dictionary<BakeType, Primitive.TextureEntryFace> bakedTextures = GetBakedTextureFaces(sp);
if (bakedTextures.Count == 0)
return false;
foreach (BakeType bakeType in bakedTextures.Keys)
{
Primitive.TextureEntryFace bakedTextureFace = bakedTextures[bakeType];
if (bakedTextureFace == null)
{
m_log.WarnFormat(
"[AV FACTORY]: No texture ID set for {0} for {1} in {2} not found when trying to save permanently",
bakeType, sp.Name, m_scene.RegionInfo.RegionName);
continue;
}
AssetBase asset = m_scene.AssetService.Get(bakedTextureFace.TextureID.ToString());
if (asset != null)
{
asset.Temporary = false;
asset.Local = false;
m_scene.AssetService.Store(asset);
}
else
{
m_log.WarnFormat(
"[AV FACTORY]: Baked texture id {0} not found for bake {1} for avatar {2} in {3} when trying to save permanently",
bakedTextureFace.TextureID, bakeType, sp.Name, m_scene.RegionInfo.RegionName);
}
}
return true;
}
#endregion
#region IAvatarFactoryModule
/// <summary>
/// Set appearance data (texture asset IDs and slider settings)
/// </summary>
/// <param name="sp"></param>
/// <param name="texture"></param>
/// <param name="visualParam"></param>
public void SetAppearance(IScenePresence sp, Primitive.TextureEntry textureEntry, byte[] visualParams)
{
// m_log.InfoFormat("[AVFACTORY]: start SetAppearance for {0}", client.AgentId);
// TODO: This is probably not necessary any longer, just assume the
// textureEntry set implies that the appearance transaction is complete
bool changed = false;
// Process the texture entry transactionally, this doesn't guarantee that Appearance is
// going to be handled correctly but it does serialize the updates to the appearance
lock (m_setAppearanceLock)
{
// Process the visual params, this may change height as well
if (visualParams != null)
{
// string[] visualParamsStrings = new string[visualParams.Length];
// for (int i = 0; i < visualParams.Length; i++)
// visualParamsStrings[i] = visualParams[i].ToString();
// m_log.DebugFormat(
// "[AVFACTORY]: Setting visual params for {0} to {1}",
// client.Name, string.Join(", ", visualParamsStrings));
float oldHeight = sp.Appearance.AvatarHeight;
changed = sp.Appearance.SetVisualParams(visualParams);
if (sp.Appearance.AvatarHeight != oldHeight && sp.Appearance.AvatarHeight > 0)
((ScenePresence)sp).SetHeight(sp.Appearance.AvatarHeight);
}
// Process the baked texture array
if (textureEntry != null)
{
changed = sp.Appearance.SetTextureEntries(textureEntry) || changed;
m_log.InfoFormat("[AVFACTORY]: received texture update for {0}", sp.UUID);
Util.FireAndForget(delegate(object o) { ValidateBakedTextureCache(sp, false); });
// This appears to be set only in the final stage of the appearance
// update transaction. In theory, we should be able to do an immediate
// appearance send and save here.
}
// save only if there were changes, send no matter what (doesn't hurt to send twice)
if (changed)
QueueAppearanceSave(sp.ControllingClient.AgentId);
QueueAppearanceSend(sp.ControllingClient.AgentId);
}
// m_log.WarnFormat("[AVFACTORY]: complete SetAppearance for {0}:\n{1}",client.AgentId,sp.Appearance.ToString());
}
public bool SendAppearance(UUID agentId)
{
ScenePresence sp = m_scene.GetScenePresence(agentId);
if (sp == null)
{
m_log.WarnFormat("[AVFACTORY]: Agent {0} no longer in the scene", agentId);
return false;
}
// Send the appearance to everyone in the scene
sp.SendAppearanceToAllOtherAgents();
// Send animations back to the avatar as well
sp.Animator.SendAnimPack();
return true;
}
public Dictionary<BakeType, Primitive.TextureEntryFace> GetBakedTextureFaces(UUID agentId)
{
ScenePresence sp = m_scene.GetScenePresence(agentId);
if (sp == null)
return new Dictionary<BakeType, Primitive.TextureEntryFace>();
return GetBakedTextureFaces(sp);
}
public bool SaveBakedTextures(UUID agentId)
{
ScenePresence sp = m_scene.GetScenePresence(agentId);
if (sp == null)
return false;
m_log.DebugFormat(
"[AV FACTORY]: Permanently saving baked textures for {0} in {1}",
sp.Name, m_scene.RegionInfo.RegionName);
Dictionary<BakeType, Primitive.TextureEntryFace> bakedTextures = GetBakedTextureFaces(sp);
if (bakedTextures.Count == 0)
return false;
foreach (BakeType bakeType in bakedTextures.Keys)
{
Primitive.TextureEntryFace bakedTextureFace = bakedTextures[bakeType];
if (bakedTextureFace == null)
{
m_log.WarnFormat(
"[AV FACTORY]: No texture ID set for {0} for {1} in {2} not found when trying to save permanently",
bakeType, sp.Name, m_scene.RegionInfo.RegionName);
continue;
}
AssetBase asset = m_scene.AssetService.Get(bakedTextureFace.TextureID.ToString());
if (asset != null)
{
asset.Temporary = false;
asset.Local = false;
m_scene.AssetService.Store(asset);
}
else
{
m_log.WarnFormat(
"[AV FACTORY]: Baked texture id {0} not found for bake {1} for avatar {2} in {3} when trying to save permanently",
bakedTextureFace.TextureID, bakeType, sp.Name, m_scene.RegionInfo.RegionName);
}
}
return true;
}
/// <summary>
/// Check for the existence of the baked texture assets.
/// </summary>
@ -249,42 +249,42 @@ namespace OpenSim.Region.CoreModules.Avatar.AvatarFactory
public bool ValidateBakedTextureCache(IScenePresence sp)
{
return ValidateBakedTextureCache(sp, true);
}
/// <summary>
/// Queue up a request to send appearance, makes it possible to
/// accumulate changes without sending out each one separately.
/// </summary>
public void QueueAppearanceSend(UUID agentid)
{
// m_log.WarnFormat("[AVFACTORY]: Queue appearance send for {0}", agentid);
// 10000 ticks per millisecond, 1000 milliseconds per second
long timestamp = DateTime.Now.Ticks + Convert.ToInt64(m_sendtime * 1000 * 10000);
lock (m_sendqueue)
{
m_sendqueue[agentid] = timestamp;
m_updateTimer.Start();
}
}
public void QueueAppearanceSave(UUID agentid)
{
// m_log.WarnFormat("[AVFACTORY]: Queue appearance save for {0}", agentid);
// 10000 ticks per millisecond, 1000 milliseconds per second
long timestamp = DateTime.Now.Ticks + Convert.ToInt64(m_savetime * 1000 * 10000);
lock (m_savequeue)
{
m_savequeue[agentid] = timestamp;
m_updateTimer.Start();
}
}
#endregion
#region AvatarFactoryModule private methods
}
/// <summary>
/// Queue up a request to send appearance, makes it possible to
/// accumulate changes without sending out each one separately.
/// </summary>
public void QueueAppearanceSend(UUID agentid)
{
// m_log.WarnFormat("[AVFACTORY]: Queue appearance send for {0}", agentid);
// 10000 ticks per millisecond, 1000 milliseconds per second
long timestamp = DateTime.Now.Ticks + Convert.ToInt64(m_sendtime * 1000 * 10000);
lock (m_sendqueue)
{
m_sendqueue[agentid] = timestamp;
m_updateTimer.Start();
}
}
public void QueueAppearanceSave(UUID agentid)
{
// m_log.WarnFormat("[AVFACTORY]: Queue appearance save for {0}", agentid);
// 10000 ticks per millisecond, 1000 milliseconds per second
long timestamp = DateTime.Now.Ticks + Convert.ToInt64(m_savetime * 1000 * 10000);
lock (m_savequeue)
{
m_savequeue[agentid] = timestamp;
m_updateTimer.Start();
}
}
#endregion
#region AvatarFactoryModule private methods
/// <summary>
/// Check for the existence of the baked texture assets. Request a rebake
/// unless checkonly is true.
@ -416,105 +416,105 @@ namespace OpenSim.Region.CoreModules.Avatar.AvatarFactory
if (m_savequeue.Count == 0 && m_sendqueue.Count == 0)
m_updateTimer.Stop();
}
private void SaveAppearance(UUID agentid)
{
// We must set appearance parameters in the en_US culture in order to avoid issues where values are saved
// in a culture where decimal points are commas and then reloaded in a culture which just treats them as
// number seperators.
Culture.SetCurrentCulture();
ScenePresence sp = m_scene.GetScenePresence(agentid);
if (sp == null)
{
m_log.WarnFormat("[AVFACTORY]: Agent {0} no longer in the scene", agentid);
return;
}
// m_log.WarnFormat("[AVFACTORY] avatar {0} save appearance",agentid);
// This could take awhile since it needs to pull inventory
// We need to do it at the point of save so that there is a sufficient delay for any upload of new body part/shape
// assets and item asset id changes to complete.
// I don't think we need to worry about doing this within m_setAppearanceLock since the queueing avoids
// multiple save requests.
SetAppearanceAssets(sp.UUID, sp.Appearance);
m_scene.AvatarService.SetAppearance(agentid, sp.Appearance);
}
private void SetAppearanceAssets(UUID userID, AvatarAppearance appearance)
{
IInventoryService invService = m_scene.InventoryService;
if (invService.GetRootFolder(userID) != null)
{
for (int i = 0; i < AvatarWearable.MAX_WEARABLES; i++)
{
for (int j = 0; j < appearance.Wearables[j].Count; j++)
{
if (appearance.Wearables[i][j].ItemID == UUID.Zero)
continue;
// Ignore ruth's assets
if (appearance.Wearables[i][j].ItemID == AvatarWearable.DefaultWearables[i][0].ItemID)
continue;
InventoryItemBase baseItem = new InventoryItemBase(appearance.Wearables[i][j].ItemID, userID);
baseItem = invService.GetItem(baseItem);
if (baseItem != null)
{
appearance.Wearables[i].Add(appearance.Wearables[i][j].ItemID, baseItem.AssetID);
}
else
{
m_log.ErrorFormat(
"[AVFACTORY]: Can't find inventory item {0} for {1}, setting to default",
appearance.Wearables[i][j].ItemID, (WearableType)i);
appearance.Wearables[i].RemoveItem(appearance.Wearables[i][j].ItemID);
}
}
}
}
else
{
m_log.WarnFormat("[AVFACTORY]: user {0} has no inventory, appearance isn't going to work", userID);
}
}
#endregion
#region Client Event Handlers
}
private void SaveAppearance(UUID agentid)
{
// We must set appearance parameters in the en_US culture in order to avoid issues where values are saved
// in a culture where decimal points are commas and then reloaded in a culture which just treats them as
// number seperators.
Culture.SetCurrentCulture();
ScenePresence sp = m_scene.GetScenePresence(agentid);
if (sp == null)
{
m_log.WarnFormat("[AVFACTORY]: Agent {0} no longer in the scene", agentid);
return;
}
// m_log.WarnFormat("[AVFACTORY] avatar {0} save appearance",agentid);
// This could take awhile since it needs to pull inventory
// We need to do it at the point of save so that there is a sufficient delay for any upload of new body part/shape
// assets and item asset id changes to complete.
// I don't think we need to worry about doing this within m_setAppearanceLock since the queueing avoids
// multiple save requests.
SetAppearanceAssets(sp.UUID, sp.Appearance);
m_scene.AvatarService.SetAppearance(agentid, sp.Appearance);
}
private void SetAppearanceAssets(UUID userID, AvatarAppearance appearance)
{
IInventoryService invService = m_scene.InventoryService;
if (invService.GetRootFolder(userID) != null)
{
for (int i = 0; i < AvatarWearable.MAX_WEARABLES; i++)
{
for (int j = 0; j < appearance.Wearables[j].Count; j++)
{
if (appearance.Wearables[i][j].ItemID == UUID.Zero)
continue;
// Ignore ruth's assets
if (appearance.Wearables[i][j].ItemID == AvatarWearable.DefaultWearables[i][0].ItemID)
continue;
InventoryItemBase baseItem = new InventoryItemBase(appearance.Wearables[i][j].ItemID, userID);
baseItem = invService.GetItem(baseItem);
if (baseItem != null)
{
appearance.Wearables[i].Add(appearance.Wearables[i][j].ItemID, baseItem.AssetID);
}
else
{
m_log.ErrorFormat(
"[AVFACTORY]: Can't find inventory item {0} for {1}, setting to default",
appearance.Wearables[i][j].ItemID, (WearableType)i);
appearance.Wearables[i].RemoveItem(appearance.Wearables[i][j].ItemID);
}
}
}
}
else
{
m_log.WarnFormat("[AVFACTORY]: user {0} has no inventory, appearance isn't going to work", userID);
}
}
#endregion
#region Client Event Handlers
/// <summary>
/// Tell the client for this scene presence what items it should be wearing now
/// </summary>
/// </summary>
/// <param name="client"></param>
private void Client_OnRequestWearables(IClientAPI client)
{
{
// m_log.DebugFormat("[AVFACTORY]: Client_OnRequestWearables called for {0} ({1})", client.Name, client.AgentId);
ScenePresence sp = m_scene.GetScenePresence(client.AgentId);
if (sp != null)
if (sp != null)
client.SendWearables(sp.Appearance.Wearables, sp.Appearance.Serial++);
else
m_log.WarnFormat("[AVFACTORY]: Client_OnRequestWearables unable to find presence for {0}", client.AgentId);
}
/// <summary>
/// Set appearance data (texture asset IDs and slider settings) received from a client
/// </summary>
/// <param name="client"></param>
/// <param name="texture"></param>
/// <param name="visualParam"></param>
private void Client_OnSetAppearance(IClientAPI client, Primitive.TextureEntry textureEntry, byte[] visualParams)
{
// m_log.WarnFormat("[AVFACTORY]: Client_OnSetAppearance called for {0} ({1})", client.Name, client.AgentId);
ScenePresence sp = m_scene.GetScenePresence(client.AgentId);
if (sp != null)
SetAppearance(sp, textureEntry, visualParams);
else
m_log.WarnFormat("[AVFACTORY]: Client_OnSetAppearance unable to find presence for {0}", client.AgentId);
}
/// <summary>
/// Set appearance data (texture asset IDs and slider settings) received from a client
/// </summary>
/// <param name="client"></param>
/// <param name="texture"></param>
/// <param name="visualParam"></param>
private void Client_OnSetAppearance(IClientAPI client, Primitive.TextureEntry textureEntry, byte[] visualParams)
{
// m_log.WarnFormat("[AVFACTORY]: Client_OnSetAppearance called for {0} ({1})", client.Name, client.AgentId);
ScenePresence sp = m_scene.GetScenePresence(client.AgentId);
if (sp != null)
SetAppearance(sp, textureEntry, visualParams);
else
m_log.WarnFormat("[AVFACTORY]: Client_OnSetAppearance unable to find presence for {0}", client.AgentId);
}
/// <summary>
@ -523,7 +523,7 @@ namespace OpenSim.Region.CoreModules.Avatar.AvatarFactory
/// <param name="client"></param>
/// <param name="e"></param>
private void Client_OnAvatarNowWearing(IClientAPI client, AvatarWearingArgs e)
{
{
// m_log.WarnFormat("[AVFACTORY]: Client_OnAvatarNowWearing called for {0} ({1})", client.Name, client.AgentId);
ScenePresence sp = m_scene.GetScenePresence(client.AgentId);
if (sp == null)
@ -558,8 +558,8 @@ namespace OpenSim.Region.CoreModules.Avatar.AvatarFactory
// of visual param and baked texture changes. When those complete, the new appearance will be sent
QueueAppearanceSave(client.AgentId);
}
}
#endregion
}
}
#endregion
}
}

2
OpenSim/Region/CoreModules/Avatar/AvatarFactory/Tests/AvatarFactoryModuleTests.cs
View File

@ -82,7 +82,7 @@ namespace OpenSim.Region.CoreModules.Avatar.AvatarFactory
AvatarFactoryModule afm = new AvatarFactoryModule();
TestScene scene = SceneHelpers.SetupScene(assetCache);
SceneHelpers.SetupSceneModules(scene, afm);
SceneHelpers.SetupSceneModules(scene, afm);
ScenePresence sp = SceneHelpers.AddScenePresence(scene, userId);
// TODO: Use the actual BunchOfCaps functionality once we slot in the CapabilitiesModules

4
OpenSim/Region/Framework/Interfaces/IAvatarFactoryModule.cs
View File

@ -32,8 +32,8 @@ using OpenSim.Framework;
namespace OpenSim.Region.Framework.Interfaces
{
public interface IAvatarFactoryModule
{
{
void SetAppearance(IScenePresence sp, Primitive.TextureEntry textureEntry, byte[] visualParams);
/// <summary>

40
OpenSim/Region/Framework/Scenes/Scene.cs
View File

@ -960,6 +960,46 @@ namespace OpenSim.Region.Framework.Scenes
return found;
}
/// <summary>
/// Checks whether this region has a neighbour in the given direction.
/// </summary>
/// <param name="car"></param>
/// <param name="fix"></param>
/// <returns>
/// An integer which represents a compass point. N == 1, going clockwise until we reach NW == 8.
/// Returns a positive integer if there is a region in that direction, a negative integer if not.
/// </returns>
public int HaveNeighbor(Cardinals car, ref int[] fix)
{
uint neighbourx = RegionInfo.RegionLocX;
uint neighboury = RegionInfo.RegionLocY;
int dir = (int)car;
if (dir > 1 && dir < 5) //Heading East
neighbourx++;
else if (dir > 5) // Heading West
neighbourx--;
if (dir < 3 || dir == 8) // Heading North
neighboury++;
else if (dir > 3 && dir < 7) // Heading Sout
neighboury--;
int x = (int)(neighbourx * Constants.RegionSize);
int y = (int)(neighboury * Constants.RegionSize);
GridRegion neighbourRegion = GridService.GetRegionByPosition(RegionInfo.ScopeID, x, y);
if (neighbourRegion == null)
{
fix[0] = (int)(RegionInfo.RegionLocX - neighbourx);
fix[1] = (int)(RegionInfo.RegionLocY - neighboury);
return dir * (-1);
}
else
return dir;
}
// Alias IncomingHelloNeighbour OtherRegionUp, for now
public GridRegion IncomingHelloNeighbour(RegionInfo neighbour)
{

56
OpenSim/Region/Framework/Scenes/ScenePresence.cs
View File

@ -2782,17 +2782,17 @@ namespace OpenSim.Region.Framework.Scenes
if (m_scene.TestBorderCross(pos2, Cardinals.S))
{
needsTransit = true;
neighbor = HaveNeighbor(Cardinals.SW, ref fix);
neighbor = m_scene.HaveNeighbor(Cardinals.SW, ref fix);
}
else if (m_scene.TestBorderCross(pos2, Cardinals.N))
{
needsTransit = true;
neighbor = HaveNeighbor(Cardinals.NW, ref fix);
neighbor = m_scene.HaveNeighbor(Cardinals.NW, ref fix);
}
else
{
needsTransit = true;
neighbor = HaveNeighbor(Cardinals.W, ref fix);
neighbor = m_scene.HaveNeighbor(Cardinals.W, ref fix);
}
}
else if (m_scene.TestBorderCross(pos2, Cardinals.E))
@ -2800,28 +2800,28 @@ namespace OpenSim.Region.Framework.Scenes
if (m_scene.TestBorderCross(pos2, Cardinals.S))
{
needsTransit = true;
neighbor = HaveNeighbor(Cardinals.SE, ref fix);
neighbor = m_scene.HaveNeighbor(Cardinals.SE, ref fix);
}
else if (m_scene.TestBorderCross(pos2, Cardinals.N))
{
needsTransit = true;
neighbor = HaveNeighbor(Cardinals.NE, ref fix);
neighbor = m_scene.HaveNeighbor(Cardinals.NE, ref fix);
}
else
{
needsTransit = true;
neighbor = HaveNeighbor(Cardinals.E, ref fix);
neighbor = m_scene.HaveNeighbor(Cardinals.E, ref fix);
}
}
else if (m_scene.TestBorderCross(pos2, Cardinals.S))
{
needsTransit = true;
neighbor = HaveNeighbor(Cardinals.S, ref fix);
neighbor = m_scene.HaveNeighbor(Cardinals.S, ref fix);
}
else if (m_scene.TestBorderCross(pos2, Cardinals.N))
{
needsTransit = true;
neighbor = HaveNeighbor(Cardinals.N, ref fix);
neighbor = m_scene.HaveNeighbor(Cardinals.N, ref fix);
}
// Makes sure avatar does not end up outside region
@ -2896,46 +2896,6 @@ namespace OpenSim.Region.Framework.Scenes
}
}
/// <summary>
/// Checks whether this region has a neighbour in the given direction.
/// </summary>
/// <param name="car"></param>
/// <param name="fix"></param>
/// <returns>
/// An integer which represents a compass point. N == 1, going clockwise until we reach NW == 8.
/// Returns a positive integer if there is a region in that direction, a negative integer if not.
/// </returns>
protected int HaveNeighbor(Cardinals car, ref int[] fix)
{
uint neighbourx = m_scene.RegionInfo.RegionLocX;
uint neighboury = m_scene.RegionInfo.RegionLocY;
int dir = (int)car;
if (dir > 1 && dir < 5) //Heading East
neighbourx++;
else if (dir > 5) // Heading West
neighbourx--;
if (dir < 3 || dir == 8) // Heading North
neighboury++;
else if (dir > 3 && dir < 7) // Heading Sout
neighboury--;
int x = (int)(neighbourx * Constants.RegionSize);
int y = (int)(neighboury * Constants.RegionSize);
GridRegion neighbourRegion = m_scene.GridService.GetRegionByPosition(m_scene.RegionInfo.ScopeID, x, y);
if (neighbourRegion == null)
{
fix[0] = (int)(m_scene.RegionInfo.RegionLocX - neighbourx);
fix[1] = (int)(m_scene.RegionInfo.RegionLocY - neighboury);
return dir * (-1);
}
else
return dir;
}
/// <summary>
/// Moves the agent outside the region bounds
/// Tells neighbor region that we're crossing to it