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fixed bug

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This commit is contained in:
Perfare 2018-05-04 23:03:42 +08:00
parent 8218662548
commit 9c8601a665
1 changed files with 38 additions and 33 deletions
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71
AssetStudio/Classes/Mesh.cs
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@ -734,50 +734,55 @@ namespace AssetStudio
}
#endregion
if (version[0] >= 5) //ComputeCompressedStreams
//actual Vertex Buffer
byte[] m_DataSize = new byte[reader.ReadInt32()];
reader.Read(m_DataSize, 0, m_DataSize.Length);
if (version[0] >= 5) //create streams
{
int maxStream = 0;
foreach (var m_Channel in m_Channels)
{
if (m_Channel.stream > maxStream)
{
maxStream = m_Channel.stream;
}
}
var streamList = new List<StreamInfo>(maxStream + 1);
uint offset = 0;
for (int str = 0; str <= maxStream; str++)
m_Streams = new StreamInfo[streamCount];
for (int s = 0; s < streamCount; s++)
{
m_Streams[s] = new StreamInfo();
m_Streams[s].offset = 0;
m_Streams[s].stride = 0;
uint chnMask = 0;
byte stride = 0;
for (int chn = 0; chn < m_Channels.Length; chn++)
for (var chn = 0; chn < m_Channels.Length; chn++)
{
if (m_Channels[chn].dimension > 0 && m_Channels[chn].stream == str)
var m_Channel = m_Channels[chn];
if (m_Channel.stream == s)
{
chnMask |= 1u << chn;
stride += (byte)(m_Channels[chn].dimension * (m_Channels[chn].format == 0 ? 4 : 1));
m_Streams[s].stride += m_Channel.dimension * (4 / (int)Math.Pow(2, m_Channel.format));
}
}
var streamInfo = new StreamInfo
if (s > 0)
{
channelMask = new BitArray(new[] { (int)chnMask }),
offset = (int)offset,
stride = stride,
dividerOp = 0,
frequency = 0
};
streamList.Add(streamInfo);
offset += (uint)m_VertexCount * stride + (((uint)m_VertexCount & 1) != 0 ? (uint)8 : 0);
m_Streams[s].offset = m_Streams[s - 1].offset + m_Streams[s - 1].stride * m_VertexCount;
//sometimes there are 8 bytes between streams
//this is NOT an alignment, even if sometimes it may seem so
if (streamCount == 2)
{
m_Streams[s].offset = m_DataSize.Length - m_Streams[s].stride * m_VertexCount;
}
else
{
m_VertexCount = 0;
return;
}
/*var absoluteOffset = a_Stream.Position + 4 + m_Streams[s].offset;
if ((absoluteOffset % m_Streams[s].stride) != 0)
{
m_Streams[s].offset += m_Streams[s].stride - (int)(absoluteOffset % m_Streams[s].stride);
}*/
}
m_Streams[s].channelMask = new BitArray(new[] { (int)chnMask });
}
m_Streams = streamList.ToArray();
}
//actual Vertex Buffer
var m_DataSize = new byte[reader.ReadInt32()];
reader.Read(m_DataSize, 0, m_DataSize.Length);
#endregion
#region compute FvF
@ -852,7 +857,7 @@ namespace AssetStudio
}
m_Stream.channelMask.Set(b, false);
break;
break; //go to next channel
}
}
}