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minor cleanup on mesh decompress code

0.9.1.0-post-fixes
UbitUmarov 2019-04-02 10:13:26 +01:00
parent 2739b2f5cc
commit ba66d2d3c1
3 changed files with 19 additions and 42 deletions
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32
OpenSim/Region/ClientStack/Linden/Caps/BunchOfCaps/MeshCost.cs
View File

@ -563,13 +563,11 @@ namespace OpenSim.Region.ClientStack.Linden
nsides = 0; nsides = 0;
OSD decodedMeshOsd = new OSD(); OSD decodedMeshOsd = new OSD();
byte[] meshBytes = new byte[size];
System.Buffer.BlockCopy(data, offset, meshBytes, 0, size);
try try
{
using (MemoryStream inMs = new MemoryStream(meshBytes))
{ {
using (MemoryStream outMs = new MemoryStream()) using (MemoryStream outMs = new MemoryStream())
{
using (MemoryStream inMs = new MemoryStream(data, offset, size))
{ {
using (DeflateStream decompressionStream = new DeflateStream(inMs, CompressionMode.Decompress)) using (DeflateStream decompressionStream = new DeflateStream(inMs, CompressionMode.Decompress))
{ {
@ -579,13 +577,10 @@ namespace OpenSim.Region.ClientStack.Linden
while ((readLen = decompressionStream.Read(readBuffer, 0, readBuffer.Length)) > 0) while ((readLen = decompressionStream.Read(readBuffer, 0, readBuffer.Length)) > 0)
outMs.Write(readBuffer, 0, readLen); outMs.Write(readBuffer, 0, readLen);
}
}
outMs.Seek(0, SeekOrigin.Begin); outMs.Seek(0, SeekOrigin.Begin);
decodedMeshOsd = OSDParser.DeserializeLLSDBinary(outMs);
byte[] decompressedBuf = outMs.GetBuffer();
decodedMeshOsd = OSDParser.DeserializeLLSDBinary(decompressedBuf);
}
}
} }
} }
catch catch
@ -630,29 +625,24 @@ namespace OpenSim.Region.ClientStack.Linden
nhulls = 1; nhulls = 1;
OSD decodedMeshOsd = new OSD(); OSD decodedMeshOsd = new OSD();
byte[] meshBytes = new byte[size];
System.Buffer.BlockCopy(data, offset, meshBytes, 0, size);
try try
{ {
using (MemoryStream inMs = new MemoryStream(meshBytes)) using (MemoryStream outMs = new MemoryStream(4 * size))
{ {
using (MemoryStream outMs = new MemoryStream()) using (MemoryStream inMs = new MemoryStream(data, offset, size))
{ {
using (DeflateStream decompressionStream = new DeflateStream(inMs, CompressionMode.Decompress)) using (DeflateStream decompressionStream = new DeflateStream(inMs, CompressionMode.Decompress))
{ {
byte[] readBuffer = new byte[2048]; byte[] readBuffer = new byte[8192];
inMs.Read(readBuffer, 0, 2); // skip first 2 bytes in header inMs.Read(readBuffer, 0, 2); // skip first 2 bytes in header
int readLen = 0; int readLen = 0;
while ((readLen = decompressionStream.Read(readBuffer, 0, readBuffer.Length)) > 0) while ((readLen = decompressionStream.Read(readBuffer, 0, readBuffer.Length)) > 0)
outMs.Write(readBuffer, 0, readLen); outMs.Write(readBuffer, 0, readLen);
}
}
outMs.Seek(0, SeekOrigin.Begin); outMs.Seek(0, SeekOrigin.Begin);
decodedMeshOsd = OSDParser.DeserializeLLSDBinary(outMs);
byte[] decompressedBuf = outMs.GetBuffer();
decodedMeshOsd = OSDParser.DeserializeLLSDBinary(decompressedBuf);
}
}
} }
} }
catch catch

18
OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/Meshmerizer.cs
View File

@ -597,28 +597,22 @@ namespace OpenSim.Region.PhysicsModule.Meshing
{ {
OSD decodedOsd = null; OSD decodedOsd = null;
using (MemoryStream inMs = new MemoryStream(meshBytes))
{
using (MemoryStream outMs = new MemoryStream()) using (MemoryStream outMs = new MemoryStream())
{
using (MemoryStream inMs = new MemoryStream(meshBytes))
{ {
using (DeflateStream decompressionStream = new DeflateStream(inMs, CompressionMode.Decompress)) using (DeflateStream decompressionStream = new DeflateStream(inMs, CompressionMode.Decompress))
{ {
byte[] readBuffer = new byte[2048]; byte[] readBuffer = new byte[8192];
inMs.Read(readBuffer, 0, 2); // skip first 2 bytes in header inMs.Read(readBuffer, 0, 2); // skip first 2 bytes in header
int readLen = 0; int readLen = 0;
while ((readLen = decompressionStream.Read(readBuffer, 0, readBuffer.Length)) > 0) while ((readLen = decompressionStream.Read(readBuffer, 0, readBuffer.Length)) > 0)
outMs.Write(readBuffer, 0, readLen); outMs.Write(readBuffer, 0, readLen);
}
outMs.Flush(); }
outMs.Seek(0, SeekOrigin.Begin); outMs.Seek(0, SeekOrigin.Begin);
decodedOsd = OSDParser.DeserializeLLSDBinary(outMs);
byte[] decompressedBuf = outMs.GetBuffer();
decodedOsd = OSDParser.DeserializeLLSDBinary(decompressedBuf);
}
}
} }
return decodedOsd; return decodedOsd;
} }

19
OpenSim/Region/PhysicsModules/ubOdeMeshing/Meshmerizer.cs
View File

@ -425,31 +425,24 @@ namespace OpenSim.Region.PhysicsModule.ubODEMeshing
return false; // no mesh data in asset return false; // no mesh data in asset
OSD decodedMeshOsd = new OSD(); OSD decodedMeshOsd = new OSD();
byte[] meshBytes = new byte[physSize];
System.Buffer.BlockCopy(primShape.SculptData, physOffset, meshBytes, 0, physSize);
try try
{ {
using (MemoryStream inMs = new MemoryStream(meshBytes)) using (MemoryStream outMs = new MemoryStream(4 * physSize))
{ {
using (MemoryStream outMs = new MemoryStream()) using (MemoryStream inMs = new MemoryStream(primShape.SculptData, physOffset, physSize))
{ {
using (DeflateStream decompressionStream = new DeflateStream(inMs, CompressionMode.Decompress)) using (DeflateStream decompressionStream = new DeflateStream(inMs, CompressionMode.Decompress))
{ {
byte[] readBuffer = new byte[2048]; byte[] readBuffer = new byte[8192];
inMs.Read(readBuffer, 0, 2); // skip first 2 bytes in header inMs.Read(readBuffer, 0, 2); // skip first 2 bytes in header
int readLen = 0; int readLen = 0;
while ((readLen = decompressionStream.Read(readBuffer, 0, readBuffer.Length)) > 0) while ((readLen = decompressionStream.Read(readBuffer, 0, readBuffer.Length)) > 0)
outMs.Write(readBuffer, 0, readLen); outMs.Write(readBuffer, 0, readLen);
}
}
outMs.Seek(0, SeekOrigin.Begin); outMs.Seek(0, SeekOrigin.Begin);
decodedMeshOsd = OSDParser.DeserializeLLSDBinary(outMs);
byte[] decompressedBuf = outMs.GetBuffer();
decodedMeshOsd = OSDParser.DeserializeLLSDBinary(decompressedBuf);
}
}
} }
} }
catch (Exception e) catch (Exception e)