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a few changes on udp zero encoder and part text color

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UbitUmarov
2025-06-06 23:27:51 +01:00
parent 1dd9393fff
commit f20e3818af
7 changed files with 98 additions and 69 deletions
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89
OpenSim/Region/ClientStack/Linden/UDP/LLUDPZeroEncoder.cs
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@@ -29,6 +29,7 @@ using System;
using System.Runtime.CompilerServices;
using OpenSim.Framework;
using OpenMetaverse;
using System.Runtime.InteropServices;
namespace OpenSim.Region.ClientStack.LindenUDP
{
@@ -88,10 +89,13 @@ namespace OpenSim.Region.ClientStack.LindenUDP
public unsafe void AddZeros(int len)
{
zerocount += len;
ref byte dst = ref MemoryMarshal.GetArrayDataReference(m_dest);
while (zerocount > 0xff)
{
m_dest[pos++] = 0x00;
m_dest[pos++] = 0xff;
Unsafe.Add(ref dst, pos) = 0x00;
pos++;
Unsafe.Add(ref dst, pos) = 0xff;
pos++;
zerocount -= 256;
}
}
@@ -101,24 +105,31 @@ namespace OpenSim.Region.ClientStack.LindenUDP
{
if (zerocount > 0)
{
m_dest[pos++] = 0x00;
m_dest[pos++] = (byte)zerocount;
ref byte dst = ref MemoryMarshal.GetArrayDataReference(m_dest);
Unsafe.Add(ref dst, pos) = 0x00;
pos++;
Unsafe.Add(ref dst, pos) = (byte)zerocount;
pos++;
}
return pos;
}
public unsafe void AddBytes(byte[] src, int srclen)
{
ref byte dst = ref MemoryMarshal.GetArrayDataReference(m_dest);
for (int i = 0; i < srclen; ++i)
{
if (src[i] == 0x00)
byte b = src[i];
if (b == 0x00)
{
if (zerocount != 0xff)
zerocount++;
else
{
m_dest[pos++] = 0x00;
m_dest[pos++] = 0xff;
Unsafe.Add(ref dst, pos) = 0x00;
pos++;
Unsafe.Add(ref dst, pos) = 0xff;
pos++;
zerocount = 1;
}
}
@@ -126,18 +137,21 @@ namespace OpenSim.Region.ClientStack.LindenUDP
{
if (zerocount != 0)
{
m_dest[pos++] = 0x00;
m_dest[pos++] = (byte)zerocount;
Unsafe.Add(ref dst, pos) = 0x00;
pos++;
Unsafe.Add(ref dst, pos) = (byte)zerocount;
pos++;
zerocount = 0;
}
m_dest[pos++] = src[i];
Unsafe.Add(ref dst, pos) = b;
pos++;
}
}
}
public unsafe void AddBytes(byte* src, int srclen)
{
ref byte dst = ref MemoryMarshal.GetArrayDataReference(m_dest);
for (int i = 0; i < srclen; ++i)
{
if (src[i] == 0x00)
@@ -146,8 +160,10 @@ namespace OpenSim.Region.ClientStack.LindenUDP
zerocount++;
else
{
m_dest[pos++] = 0x00;
m_dest[pos++] = 0xff;
Unsafe.Add(ref dst, pos) = 0x00;
pos++;
Unsafe.Add(ref dst, pos) = 0xff;
pos++;
zerocount = 1;
}
}
@@ -155,17 +171,19 @@ namespace OpenSim.Region.ClientStack.LindenUDP
{
if (zerocount != 0)
{
m_dest[pos++] = 0x00;
m_dest[pos++] = (byte)zerocount;
Unsafe.Add(ref dst, pos) = 0x00;
pos++;
Unsafe.Add(ref dst, pos) = (byte)zerocount;
pos++;
zerocount = 0;
}
m_dest[pos++] = src[i];
Unsafe.Add(ref dst, pos) = src[i];
pos++;
}
}
}
public unsafe void AddByte(byte v)
public void AddByte(byte v)
{
if (v == 0x00)
{
@@ -173,21 +191,27 @@ namespace OpenSim.Region.ClientStack.LindenUDP
zerocount++;
else
{
m_dest[pos++] = 0x00;
m_dest[pos++] = 0xff;
ref byte dst = ref MemoryMarshal.GetArrayDataReference(m_dest);
Unsafe.Add(ref dst, pos) = 0x00;
pos++;
Unsafe.Add(ref dst, pos) = 0xff;
pos++;
zerocount = 1;
}
}
else
{
ref byte dst = ref MemoryMarshal.GetArrayDataReference(m_dest);
if (zerocount != 0)
{
m_dest[pos++] = 0x00;
m_dest[pos++] = (byte)zerocount;
Unsafe.Add(ref dst, pos) = 0x00;
pos++;
Unsafe.Add(ref dst, pos) = (byte)zerocount;
pos++;
zerocount = 0;
}
m_dest[pos++] = v;
Unsafe.Add(ref dst, pos) = v;
pos++;
}
}
@@ -332,6 +356,23 @@ namespace OpenSim.Region.ClientStack.LindenUDP
AddBytes(b, 16);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public void AddColorArgb(int argb)
{
uint ua = (uint)argb ^ 0xff000000;
if(ua == 0)
{
AddZeros(4);
}
else
{
AddByte((byte)(ua >> 16));
AddByte((byte)(ua >> 8));
AddByte((byte)ua);
AddByte((byte)(ua >> 24));
}
}
// maxlen <= 255 and includes null termination byte
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public unsafe void AddShortString(string str, int maxlen)