Files
opensim/OpenSim/Region/OptionalModules/Materials/MaterialsModule.cs
2023-03-12 20:26:27 +00:00

1115 lines
43 KiB
C#

/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Reflection;
using System.Text;
using log4net;
using Mono.Addins;
using Nini.Config;
using OpenMetaverse;
using static OpenMetaverse.Primitive;
using static OpenMetaverse.Primitive.RenderMaterials;
using OpenMetaverse.StructuredData;
using OpenSim.Framework;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenSimAssetType = OpenSim.Framework.SLUtil.OpenSimAssetType;
using Ionic.Zlib;
namespace OpenSim.Region.OptionalModules.Materials
{
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "MaterialsModule")]
public class MaterialsModule : INonSharedRegionModule, IMaterialsModule
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
public string Name { get { return "MaterialsModule"; } }
public Type ReplaceableInterface { get { return null; } }
IAssetCache m_cache;
private Scene m_scene = null;
private bool m_enabled = false;
private int m_maxMaterialsPerTransaction = 50;
private readonly object materialslock = new();
public Dictionary<UUID, FaceMaterial> m_Materials = new();
public Dictionary<UUID, int> m_MaterialsRefCount = new();
private readonly Dictionary<FaceMaterial, double> m_changed = new();
private readonly Queue<UUID> delayedDelete = new();
private bool m_storeBusy;
private static readonly byte[] GetPutEmptyResponseBytes = osUTF8.GetASCIIBytes("<llsd><map><key>Zipped</key><binary>eNqLZgCCWAAChQC5</binary></map></llsd>");
public void Initialise(IConfigSource source)
{
m_enabled = true; // default is enabled
IConfig config = source.Configs["Materials"];
if (config is not null)
{
m_enabled = config.GetBoolean("enable_materials", m_enabled);
m_maxMaterialsPerTransaction = config.GetInt("MaxMaterialsPerTransaction", m_maxMaterialsPerTransaction);
}
if (m_enabled)
m_log.DebugFormat("[Materials]: Initialized");
}
public void Close()
{
if (!m_enabled)
return;
}
public void AddRegion(Scene scene)
{
if (!m_enabled)
return;
m_scene = scene;
m_scene.RegisterModuleInterface<IMaterialsModule>(this);
m_scene.EventManager.OnRegisterCaps += OnRegisterCaps;
m_scene.EventManager.OnObjectAddedToScene += EventManager_OnObjectAddedToScene;
m_scene.EventManager.OnObjectBeingRemovedFromScene += EventManager_OnObjectDeleteFromScene;
m_scene.EventManager.OnBackup += EventManager_OnBackup;
}
public void RemoveRegion(Scene scene)
{
if (!m_enabled)
return;
m_scene.EventManager.OnRegisterCaps -= OnRegisterCaps;
m_scene.EventManager.OnObjectAddedToScene -= EventManager_OnObjectAddedToScene;
m_scene.EventManager.OnObjectBeingRemovedFromScene -= EventManager_OnObjectDeleteFromScene;
m_scene.EventManager.OnBackup -= EventManager_OnBackup;
m_scene.UnregisterModuleInterface<IMaterialsModule>(this);
}
public void RegionLoaded(Scene scene)
{
if (!m_enabled) return;
m_cache = scene.RequestModuleInterface<IAssetCache>();
ISimulatorFeaturesModule featuresModule = scene.RequestModuleInterface<ISimulatorFeaturesModule>();
if (featuresModule is not null)
{
featuresModule.AddOpenSimExtraFeature("MaxMaterialsPerTransaction", m_maxMaterialsPerTransaction);
featuresModule.AddOpenSimExtraFeature("RenderMaterialsCapability", 3.0f);
}
}
private void EventManager_OnBackup(ISimulationDataService datastore, bool forcedBackup)
{
List<FaceMaterial> toStore = null;
lock (materialslock)
{
if(m_storeBusy && !forcedBackup)
return;
if(m_changed.Count == 0)
{
if(forcedBackup)
return;
UUID id;
int throttle = 0;
while(delayedDelete.Count > 0 && throttle < 5)
{
id = delayedDelete.Dequeue();
if (m_Materials.ContainsKey(id))
{
if (m_MaterialsRefCount[id] <= 0)
{
m_Materials.Remove(id);
m_MaterialsRefCount.Remove(id);
m_cache.Expire(id.ToString());
++throttle;
}
}
}
return;
}
if (forcedBackup)
{
toStore = new List<FaceMaterial>(m_changed.Keys);
m_changed.Clear();
}
else
{
toStore = new List<FaceMaterial>();
double storetime = Util.GetTimeStamp() - 30.0;
foreach(KeyValuePair<FaceMaterial, double> kvp in m_changed)
{
if(kvp.Value < storetime)
{
toStore.Add(kvp.Key);
}
}
foreach(FaceMaterial fm in toStore)
{
m_changed.Remove(fm);
}
}
}
if(toStore.Count > 0)
{
m_storeBusy = true;
if (forcedBackup)
{
foreach (FaceMaterial fm in toStore)
{
AssetBase a = MakeAsset(fm, false);
m_scene.AssetService.Store(a);
}
m_storeBusy = false;
}
else
{
Util.FireAndForget(delegate
{
foreach (FaceMaterial fm in toStore)
{
AssetBase a = MakeAsset(fm, false);
m_scene.AssetService.Store(a);
}
m_storeBusy = false;
});
}
}
}
private void EventManager_OnObjectAddedToScene(SceneObjectGroup obj)
{
foreach (var part in obj.Parts)
{
if (part is not null)
GetStoredMaterialsInPart(part);
}
}
private void EventManager_OnObjectDeleteFromScene(SceneObjectGroup obj)
{
foreach (var part in obj.Parts)
{
if (part is not null)
RemoveMaterialsInPart(part);
}
}
private void OnRegisterCaps(UUID agentID, OpenSim.Framework.Capabilities.Caps caps)
{
caps.RegisterSimpleHandler("RenderMaterials",
new SimpleStreamHandler("/" + UUID.Random(),
(httpRequest, httpResponse)
=> preprocess(httpRequest, httpResponse, agentID)
));
caps.RegisterSimpleHandler("ModifyMaterialParams",
new SimpleStreamHandler("/" + UUID.Random(),
(httpRequest, httpResponse)
=> ModifyMaterialParams(httpRequest, httpResponse, agentID)
));
}
private void preprocess(IOSHttpRequest request, IOSHttpResponse response, UUID agentID)
{
switch (request.HttpMethod)
{
case "GET":
RenderMaterialsGetCap(request, response);
break;
case "PUT":
RenderMaterialsPutCap(request, response, agentID);
break;
case "POST":
RenderMaterialsPostCap(request, response, agentID);
break;
default:
response.StatusCode = (int)HttpStatusCode.NotFound;
return;
}
response.StatusCode = (int)HttpStatusCode.OK;
}
/// <summary>
/// Finds any legacy materials stored in DynAttrs that may exist for this part and add them to 'm_regionMaterials'.
/// </summary>
/// <param name="part"></param>
private bool GetLegacyStoredMaterialsInPart(SceneObjectPart part)
{
if (part.DynAttrs is null)
return false;
OSD OSMaterials = null;
OSDArray matsArr;
bool partchanged = false;
lock (part.DynAttrs)
{
if (part.DynAttrs.ContainsStore("OpenSim", "Materials"))
{
OSDMap materialsStore = part.DynAttrs.GetStore("OpenSim", "Materials");
if (materialsStore is null)
return false;
materialsStore.TryGetValue("Materials", out OSMaterials);
part.DynAttrs.RemoveStore("OpenSim", "Materials");
partchanged = true;
}
if (OSMaterials is not OSDArray)
return partchanged;
matsArr = (OSDArray)OSMaterials;
}
if (matsArr is null)
return partchanged;
foreach (OSD elemOsd in matsArr)
{
if (elemOsd is OSDMap matMap)
{
if (matMap.TryGetValue("ID", out OSD OSDID) &&
matMap.TryGetValue("Material", out OSD OSDMaterial) && OSDMaterial is OSDMap theMatMap)
{
try
{
lock (materialslock)
{
UUID id = OSDID.AsUUID();
if (m_Materials.ContainsKey(id))
continue;
FaceMaterial fmat = new(theMatMap);
if (fmat is null ||
(fmat.DiffuseAlphaMode == 1
&& fmat.NormalMapID.IsZero()
&& fmat.SpecularMapID.IsZero()))
continue;
fmat.ID = id;
m_Materials[id] = fmat;
m_MaterialsRefCount[id] = 0;
}
}
catch (Exception e)
{
m_log.Warn("[Materials]: exception decoding persisted legacy material: " + e.ToString());
}
}
}
}
return partchanged;
}
/// <summary>
/// Find the materials used in the SOP, and add them to 'm_regionMaterials'.
/// </summary>
private void GetStoredMaterialsInPart(SceneObjectPart part)
{
if (part.Shape is null)
return;
var te = new Primitive.TextureEntry(part.Shape.TextureEntry, 0, part.Shape.TextureEntry.Length);
if (te is null)
return;
bool partchanged = GetLegacyStoredMaterialsInPart(part);
bool facechanged = false;
if (te.DefaultTexture is not null)
facechanged = GetStoredMaterialInFace(part, te.DefaultTexture);
else
m_log.WarnFormat(
"[Materials]: Default texture for part {0} (part of object {1}) in {2} unexpectedly null. Ignoring.",
part.Name, part.ParentGroup.Name, m_scene.Name);
foreach (Primitive.TextureEntryFace face in te.FaceTextures)
{
if (face is not null)
facechanged |= GetStoredMaterialInFace(part, face);
}
if(facechanged)
part.Shape.TextureEntry = te.GetBytes(9);
if(facechanged || partchanged)
{
if (part.ParentGroup is not null && !part.ParentGroup.IsDeleted)
part.ParentGroup.HasGroupChanged = true;
}
}
/// <summary>
/// Find the materials used in one Face, and add them to 'm_regionMaterials'.
/// </summary>
private bool GetStoredMaterialInFace(SceneObjectPart part, Primitive.TextureEntryFace face)
{
UUID id = face.MaterialID;
if (id.IsZero())
return false;
OSDMap mat;
lock (materialslock)
{
if(m_Materials.ContainsKey(id))
{
m_MaterialsRefCount[id]++;
return false;
}
AssetBase matAsset = m_scene.AssetService.Get(id.ToString());
if (matAsset is null || matAsset.Data is null || matAsset.Data.Length == 0 )
{
// grid may just be down...
return false;
}
byte[] data = matAsset.Data;
// string txt = System.Text.Encoding.ASCII.GetString(data);
try
{
mat = (OSDMap)OSDParser.DeserializeLLSDXml(data);
}
catch (Exception e)
{
m_log.WarnFormat("[Materials]: cannot decode material asset {0}: {1}", id, e.Message);
return false;
}
FaceMaterial fmat = new(mat);
if(fmat is null ||
(fmat.DiffuseAlphaMode == 1
&& fmat.NormalMapID.IsZero()
&& fmat.SpecularMapID.IsZero()))
{
face.MaterialID = UUID.Zero;
return true;
}
fmat.ID = id;
if (m_Materials.ContainsKey(id))
{
m_MaterialsRefCount[id]++;
}
else
{
m_Materials[id] = fmat;
m_MaterialsRefCount[id] = 1;
}
return false;
}
}
private void RemoveMaterialsInPart(SceneObjectPart part)
{
if (part.Shape is null)
return;
var te = new Primitive.TextureEntry(part.Shape.TextureEntry, 0, part.Shape.TextureEntry.Length);
if (te is null)
return;
if (te.DefaultTexture is not null)
RemoveMaterialInFace(te.DefaultTexture);
foreach (Primitive.TextureEntryFace face in te.FaceTextures)
{
if(face is not null)
RemoveMaterialInFace(face);
}
}
private void RemoveMaterialInFace(Primitive.TextureEntryFace face)
{
UUID id = face.MaterialID;
if (id.IsZero())
return;
lock (materialslock)
{
if(m_Materials.ContainsKey(id))
{
m_MaterialsRefCount[id]--;
if (m_MaterialsRefCount[id] == 0)
delayedDelete.Enqueue(id);
}
}
}
public void RenderMaterialsPostCap(IOSHttpRequest request, IOSHttpResponse response, UUID agentID)
{
OSDMap req;
try
{
req = (OSDMap)OSDParser.DeserializeLLSDXml(request.InputStream);
}
catch
{
response.StatusCode = (int)HttpStatusCode.BadRequest;
return;
}
OSDArray respArr = new();
if (req.TryGetValue("Zipped", out OSD tmpOSD))
{
OSD osd;
byte[] inBytes = tmpOSD.AsBinary();
try
{
osd = ZDecompressBytesToOsd(inBytes);
if (osd is OSDArray OSDArrayosd)
{
foreach (OSD elem in OSDArrayosd)
{
try
{
UUID id = new(elem.AsBinary(), 0);
lock (materialslock)
{
if (m_Materials.ContainsKey(id))
{
OSDMap matMap = new()
{
["ID"] = OSD.FromBinary(id.GetBytes()),
["Material"] = m_Materials[id].toOSD()
};
respArr.Add(matMap);
}
else
{
m_log.Warn("[Materials]: request for unknown material ID: " + id.ToString());
// Theoretically we could try to load the material from the assets service,
// but that shouldn't be necessary because the viewer should only request
// materials that exist in a prim on the region, and all of these materials
// are already stored in m_regionMaterials.
}
}
}
catch (Exception e)
{
m_log.Error("Error getting materials in response to viewer request", e);
continue;
}
}
}
}
catch (Exception e)
{
m_log.Warn("[Materials]: exception decoding zipped CAP payload ", e);
response.StatusCode = (int)HttpStatusCode.BadRequest;
return;
}
}
OSDMap resp = new()
{
["Zipped"] = ZCompressOSD(respArr, false)
};
response.RawBuffer = Encoding.UTF8.GetBytes(OSDParser.SerializeLLSDXmlString(resp));
//m_log.Debug("[Materials]: cap request: " + request);
//m_log.Debug("[Materials]: cap request (zipped portion): " + ZippedOsdBytesToString(req["Zipped"].AsBinary()));
//m_log.Debug("[Materials]: cap response: " + response);
}
public void RenderMaterialsPutCap(IOSHttpRequest request, IOSHttpResponse response, UUID agentID)
{
OSDMap req;
try
{
req = (OSDMap)OSDParser.DeserializeLLSDXml(request.InputStream);
}
catch
{
response.StatusCode = (int)HttpStatusCode.BadRequest;
return;
}
if (req.TryGetValue("Zipped", out OSD tmpOSD))
{
try
{
byte[] inBytes = tmpOSD.AsBinary();
OSD osd = ZDecompressBytesToOsd(inBytes);
if (osd is OSDMap materialsFromViewer)
{
if (materialsFromViewer.TryGetValue("FullMaterialsPerFace", out tmpOSD) && (tmpOSD is OSDArray))
{
Dictionary<uint, SceneObjectPart> parts = new();
HashSet<uint> errorReported = new();
OSDArray matsArr = tmpOSD as OSDArray;
try
{
foreach (OSDMap matsMap in matsArr)
{
uint primLocalID = 0;
try
{
primLocalID = matsMap["ID"].AsUInteger();
}
catch (Exception e)
{
m_log.Warn("[Materials]: cannot decode \"ID\" from matsMap: " + e.Message);
continue;
}
SceneObjectPart sop = m_scene.GetSceneObjectPart(primLocalID);
if (sop is null)
{
m_log.WarnFormat("[Materials]: SOP not found for localId: {0}", primLocalID.ToString());
continue;
}
if (!m_scene.Permissions.CanEditObject(sop.UUID, agentID))
{
if(!errorReported.Contains(primLocalID))
{
m_log.WarnFormat("[Materials]: User {0} can't edit object {1} {2}", agentID, sop.Name, sop.UUID);
errorReported.Add(primLocalID);
}
continue;
}
OSDMap mat = null;
try
{
mat = matsMap["Material"] as OSDMap;
}
catch (Exception e)
{
m_log.Warn("[Materials]: cannot decode \"Material\" from matsMap: " + e.Message);
continue;
}
Primitive.TextureEntry te = new(sop.Shape.TextureEntry, 0, sop.Shape.TextureEntry.Length);
if (te is null)
{
m_log.WarnFormat("[Materials]: Error in TextureEntry for SOP {0} {1}", sop.Name, sop.UUID);
continue;
}
int face = -1;
UUID oldid = UUID.Zero;
Primitive.TextureEntryFace faceEntry = null;
if (matsMap.TryGetValue("Face", out tmpOSD))
{
face = tmpOSD.AsInteger();
faceEntry = te.CreateFace((uint)face);
}
else
faceEntry = te.DefaultTexture;
if (faceEntry is null)
continue;
UUID id;
FaceMaterial newFaceMat = null;
if (mat is null)
{
// This happens then the user removes a material from a prim
id = UUID.Zero;
}
else
{
newFaceMat = new FaceMaterial(mat);
if (newFaceMat.DiffuseAlphaMode == 1
&& newFaceMat.NormalMapID.IsZero()
&& newFaceMat.SpecularMapID.IsZero())
id = UUID.Zero;
else
{
newFaceMat.genID();
id = newFaceMat.ID;
}
}
oldid = faceEntry.MaterialID;
if (oldid == id)
continue;
if (faceEntry is not null)
{
faceEntry.MaterialID = id;
//m_log.DebugFormat("[Materials]: in \"{0}\" {1}, setting material ID for face {2} to {3}", sop.Name, sop.UUID, face, id);
// We can't use sop.UpdateTextureEntry(te) because it filters, so do it manually
sop.Shape.TextureEntry = te.GetBytes(9);
}
if (!oldid.IsZero())
RemoveMaterial(oldid);
lock (materialslock)
{
if (id.IsNotZero())
{
if (m_Materials.ContainsKey(id))
m_MaterialsRefCount[id]++;
else
{
m_Materials[id] = newFaceMat;
m_MaterialsRefCount[id] = 1;
m_changed[newFaceMat] = Util.GetTimeStamp();
}
}
}
parts[primLocalID] = sop;
}
foreach (SceneObjectPart sop in parts.Values)
{
if (sop.ParentGroup is not null && !sop.ParentGroup.IsDeleted)
{
sop.TriggerScriptChangedEvent(Changed.TEXTURE);
sop.ScheduleFullUpdate();
sop.ParentGroup.HasGroupChanged = true;
}
}
}
catch (Exception e)
{
m_log.Warn("[Materials]: exception processing received material ", e);
response.StatusCode = (int)HttpStatusCode.BadRequest;
return;
}
}
}
}
catch (Exception e)
{
m_log.Warn("[Materials]: exception decoding zipped CAP payload ", e);
response.StatusCode = (int)HttpStatusCode.BadRequest;
return;
}
}
//OSDMap resp = new OSDMap();
//OSDArray respArr = new OSDArray();
//resp["Zipped"] = ZCompressOSD(respArr, false);
//string tmp = OSDParser.SerializeLLSDXmlString(resp);
//response.RawBuffer = OSDParser.SerializeLLSDXmlToBytes(resp);
response.RawBuffer = GetPutEmptyResponseBytes;
}
private AssetBase MakeAsset(FaceMaterial fm, bool local)
{
byte[] data = fm.toLLSDxml();
AssetBase asset = new(fm.ID, "llmaterial", (sbyte)OpenSimAssetType.Material, "00000000-0000-0000-0000-000000000000")
{
Data = data,
Local = local
};
return asset;
}
private byte[] CacheGet = null;
private readonly object CacheGetLock = new();
private double CacheGetTime = 0;
public void RenderMaterialsGetCap(IOSHttpRequest request, IOSHttpResponse response)
{
lock(CacheGetLock)
{
OSDArray allOsd = new();
double now = Util.GetTimeStamp();
if(CacheGet is null || now - CacheGetTime > 30)
{
CacheGetTime = now;
lock (m_Materials)
{
foreach (KeyValuePair<UUID, FaceMaterial> kvp in m_Materials)
{
OSDMap matMap = new()
{
["ID"] = OSD.FromBinary(kvp.Key.GetBytes()),
["Material"] = kvp.Value.toOSD()
};
allOsd.Add(matMap);
}
}
OSDMap resp = new()
{
["Zipped"] = ZCompressOSD(allOsd, false)
};
CacheGet = OSDParser.SerializeLLSDXmlToBytes(resp);
}
response.RawBuffer = CacheGet ?? GetPutEmptyResponseBytes;
}
}
private static string ZippedOsdBytesToString(byte[] bytes)
{
try
{
return OSDParser.SerializeJsonString(ZDecompressBytesToOsd(bytes));
}
catch (Exception e)
{
return "ZippedOsdBytesToString caught an exception: " + e.ToString();
}
}
public static OSD ZCompressOSD(OSD inOsd, bool useHeader)
{
byte[] data = OSDParser.SerializeLLSDBinary(inOsd, useHeader);
using (MemoryStream msSinkCompressed = new())
{
using (Ionic.Zlib.ZlibStream zOut = new Ionic.Zlib.ZlibStream(msSinkCompressed,
Ionic.Zlib.CompressionMode.Compress, CompressionLevel.BestCompression, true))
{
zOut.Write(data, 0, data.Length);
}
msSinkCompressed.Seek(0L, SeekOrigin.Begin);
return OSD.FromBinary(msSinkCompressed.ToArray());
}
}
public static OSD ZDecompressBytesToOsd(byte[] input)
{
using (MemoryStream msSinkUnCompressed = new())
{
using (Ionic.Zlib.ZlibStream zOut = new(msSinkUnCompressed, CompressionMode.Decompress, true))
{
zOut.Write(input, 0, input.Length);
}
msSinkUnCompressed.Seek(0L, SeekOrigin.Begin);
return OSDParser.DeserializeLLSDBinary(msSinkUnCompressed.ToArray());
}
}
public FaceMaterial GetMaterial(UUID ID)
{
if(m_Materials.TryGetValue(ID, out FaceMaterial fm))
return fm;
return null;
}
public FaceMaterial GetMaterialCopy(UUID ID)
{
if(m_Materials.TryGetValue(ID, out FaceMaterial fm))
return new FaceMaterial(fm);
return null;
}
public UUID AddNewMaterial(FaceMaterial fm)
{
if(fm.DiffuseAlphaMode == 1 && fm.NormalMapID.IsZero() && fm.SpecularMapID.IsZero())
{
fm.ID = UUID.Zero;
return UUID.Zero;
}
fm.genID();
UUID id = fm.ID;
lock(materialslock)
{
if(m_Materials.ContainsKey(id))
m_MaterialsRefCount[id]++;
else
{
m_Materials[id] = fm;
m_MaterialsRefCount[id] = 1;
m_changed[fm] = Util.GetTimeStamp();
}
}
return id;
}
public void RemoveMaterial(UUID id)
{
if(id.IsZero())
return;
lock(materialslock)
{
if(m_Materials.ContainsKey(id))
{
m_MaterialsRefCount[id]--;
if(m_MaterialsRefCount[id] == 0)
{
FaceMaterial fm = m_Materials[id];
m_changed.Remove(fm);
delayedDelete.Enqueue(id);
}
}
}
}
public void ModifyMaterialParams(IOSHttpRequest httpRequest, IOSHttpResponse httpResponse, UUID agentID)
{
if (httpRequest.HttpMethod != "POST")
{
httpResponse.StatusCode = (int)HttpStatusCode.NotFound;
return;
}
try
{
OSDArray req = (OSDArray)OSDParser.DeserializeLLSDXml(httpRequest.InputStream);
httpRequest.InputStream.Dispose();
OSD tmp;
HashSet<SceneObjectPart> changedSOPs = new();
foreach (OSDMap map in req)
{
if (!map.TryGetValue("object_id", out tmp))
continue;
UUID sopid = tmp.AsUUID();
if (sopid.IsZero())
continue;
SceneObjectPart sop = m_scene.GetSceneObjectPart(sopid);
if (sop is null)
continue;
PrimitiveBaseShape pbs = sop.Shape;
if (pbs is null)
continue;
if (!m_scene.Permissions.CanEditObject(sop.UUID, agentID))
continue;
if (!map.TryGetValue("side", out tmp))
continue;
int side = tmp.AsInteger();
string overridedata;
if (map.TryGetValue("gltf_json", out tmp))
overridedata = tmp.AsString().TrimEnd('\n');
else
overridedata = string.Empty;
if (map.TryGetValue("asset_id", out tmp))
{
UUID assetID = tmp.AsUUID();
if (assetID.IsNotZero())
{
if (pbs.RenderMaterials is null)
{
var entries = new Primitive.RenderMaterials.RenderMaterialEntry[1];
entries[0].te_index = (byte)side;
entries[0].id = assetID;
pbs.RenderMaterials = new Primitive.RenderMaterials { entries = entries };
}
else
{
if (pbs.RenderMaterials.entries is null)
{
var entries = new Primitive.RenderMaterials.RenderMaterialEntry[1];
entries[0].te_index = (byte)side;
entries[0].id = assetID;
pbs.RenderMaterials.entries = entries;
}
else
{
int indx = 0;
while (indx < pbs.RenderMaterials.entries.Length)
{
if (pbs.RenderMaterials.entries[indx].te_index == side)
{
pbs.RenderMaterials.entries[indx].id = assetID;
break;
}
indx++;
}
if (indx == pbs.RenderMaterials.entries.Length)
{
Array.Resize(ref pbs.RenderMaterials.entries, indx + 1);
pbs.RenderMaterials.entries[indx].te_index = (byte)side;
pbs.RenderMaterials.entries[indx].id = assetID;
}
}
}
if (string.IsNullOrEmpty(overridedata))
RemoveMaterialOverride(ref pbs.RenderMaterials.overrides, side);
else
AddMaterialOverride(ref pbs.RenderMaterials.overrides, overridedata, side);
changedSOPs.Add(sop);
}
else if(pbs.RenderMaterials is not null)
{
bool changed = RemoveMaterialEntry(ref pbs.RenderMaterials.entries, side);
changed |= RemoveMaterialOverride(ref pbs.RenderMaterials.overrides, side);
if(pbs.RenderMaterials.entries is null && pbs.RenderMaterials.overrides is null)
pbs.RenderMaterials = null;
if(changed)
changedSOPs.Add(sop);
}
}
else if (pbs.RenderMaterials is not null)
{
if (string.IsNullOrEmpty(overridedata))
{
}
else
{
if(AddMaterialOverride(ref pbs.RenderMaterials.overrides, overridedata, side))
changedSOPs.Add(sop);
}
}
}
foreach (SceneObjectPart sop in changedSOPs)
{
sop.ParentGroup.HasGroupChanged = true;
sop.ScheduleFullUpdate();
}
httpResponse.RawBuffer = XMLkeyMaterialSucess;
httpResponse.StatusCode = (int)HttpStatusCode.OK;
}
catch
{
httpResponse.StatusCode = (int)HttpStatusCode.BadRequest;
httpResponse.RawBuffer = XMLkeyMaterialFail;
}
}
public static readonly byte[] XMLkeyMaterialSucess = osUTF8.GetASCIIBytes("<llsd><map><key>success</key><integer>1</integer></map></llsd>\r\n");
public static readonly byte[] XMLkeyMaterialFail = osUTF8.GetASCIIBytes("<llsd><map><key>success</key><integer>0</integer></map></llsd>\r\n");
private static bool RemoveMaterialEntry(ref RenderMaterialEntry[] entries, int side)
{
if (entries is null || entries.Length == 0)
return false;
int indx = 0;
while (entries[indx].te_index != side && indx < entries.Length)
indx++;
if (indx >= entries.Length)
return false;
if (entries.Length == 1)
entries = null;
else
{
var newentries = new Primitive.RenderMaterials.RenderMaterialEntry[entries.Length - 1];
if (indx > 0)
Array.Copy(entries, newentries, indx);
int left = newentries.Length - indx;
if (left > 0)
Array.Copy(entries, indx + 1, newentries, indx, left);
entries = newentries;
}
return true;
}
private static bool RemoveMaterialOverride(ref RenderMaterialOverrideEntry[] overrides, int side)
{
if (overrides is null || overrides.Length == 0)
return false;
int indx = 0;
while(overrides[indx].te_index != side && indx < overrides.Length)
indx++;
if (indx >= overrides.Length)
return false;
if (overrides.Length == 1)
overrides = null;
else
{
var entries = new Primitive.RenderMaterials.RenderMaterialOverrideEntry[overrides.Length - 1];
if (indx > 0)
Array.Copy(overrides, entries, indx);
int left = entries.Length - indx;
if (left > 0)
Array.Copy(overrides, indx + 1, entries, indx, left);
overrides = entries;
}
return true;
}
private static bool AddMaterialOverride(ref RenderMaterials.RenderMaterialOverrideEntry[] overrides, string data, int side)
{
if (overrides is null)
{
var entries = new RenderMaterials.RenderMaterialOverrideEntry[1];
entries[0].te_index = (byte)side;
entries[0].data = data;
overrides = entries;
return true;
}
int indx = 0;
while (indx < overrides.Length)
{
if (overrides[indx].te_index == side)
{
overrides[indx].data = data;
return true;
}
indx++;
}
if (indx == overrides.Length)
{
Array.Resize(ref overrides, indx + 1);
overrides[indx].te_index = (byte)side;
if(overrides[indx].data != data)
{
overrides[indx].data = data;
return true;
}
}
return false;
}
}
}