public DebugBytecodeContainer(DebugBytecodeReader reader)
{
try
{
Chunks = new List <DebugBytecodeChunk>();
_reader = reader;
var magicNumber = reader.PeakUint32();
if (magicNumber == 0xFEFF2001)
{
Chunks.Add(DebugEffectChunk.Parse(reader, (uint)reader.Count));
return;
}
Header = DebugBytecodeContainerHeader.Parse(reader);
for (uint i = 0; i < Header.ChunkCount; i++)
{
uint chunkOffset = reader.ReadUInt32("chunkOffset");
var fourCC = DebugUtil.ToReadable(reader.PeakUInt32At((int)chunkOffset).ToFourCcString());
var chunkReader = reader.CopyAtOffset($"Chunk{fourCC}", reader, (int)chunkOffset);
var chunk = DebugBytecodeChunk.ParseChunk(chunkReader, this);
if (chunk != null)
{
Chunks.Add(chunk);
}
}
}
catch (Exception ex)
{
Exception = ex;
Error = ex.ToString();
}
}
public static DebugBytecodeChunk ParseChunk(DebugBytecodeReader chunkReader, DebugBytecodeContainer container)
{
// Type of chunk this is.
uint fourCc = BitConverter.ToUInt32(chunkReader.ReadBytes("fourCc", 4), 0);
// Total length of the chunk in bytes.
uint chunkSize = chunkReader.ReadUInt32("chunkSize");
ChunkType chunkType;
if (KnownChunkTypes.ContainsKey(fourCc))
{
chunkType = KnownChunkTypes[fourCc];
}
else
{
System.Diagnostics.Debug.Assert(false, "Chunk type '" + fourCc.ToFourCcString() + "' is not yet supported.");
System.Diagnostics.Debug.WriteLine("Chunk type '" + fourCc.ToFourCcString() + "' is not yet supported.");
return(null);
}
var chunkContentReader = chunkReader.CopyAtCurrentPosition($"{fourCc.ToFourCcString()}", chunkReader, (int)chunkSize);
DebugBytecodeChunk chunk = null;
switch (chunkType)
{
case ChunkType.Ifce:
chunk = DebugInterfacesChunk.Parse(chunkContentReader, chunkSize);
break;
case ChunkType.Isgn:
case ChunkType.Osgn:
case ChunkType.Osg5:
case ChunkType.Pcsg:
case ChunkType.Isg1:
case ChunkType.Osg1:
chunk = DebugInputOutputSignatureChunk.Parse(chunkContentReader, chunkType,
container.ResourceDefinition?.Target?.ProgramType ??
(SlimShader.Chunks.Common.ProgramType) 100);
break;
case ChunkType.Rdef:
chunk = DebugResourceDefinitionChunk.Parse(chunkContentReader);
break;
case ChunkType.Sdbg:
case ChunkType.Spdb:
//chunk = DebuggingChunk.Parse(chunkContentReader, chunkType, (int)chunkSize);
break;
case ChunkType.Sfi0:
chunk = DebugSfi0Chunk.Parse(chunkContentReader, null, chunkSize);
break;
case ChunkType.Shdr:
case ChunkType.Shex:
chunk = DebugShaderProgramChunk.Parse(chunkContentReader);
break;
case ChunkType.Stat:
chunk = DebugStatisticsChunk.Parse(chunkContentReader, chunkSize);
break;
case ChunkType.Xnas:
case ChunkType.Xnap:
case ChunkType.Aon9:
chunk = DebugLevel9ShaderChunk.Parse(chunkContentReader, chunkSize);
break;
case ChunkType.Priv:
break;
case ChunkType.Libf:
chunk = DebugLibfChunk.Parse(chunkContentReader, chunkSize);
break;
case ChunkType.Libh:
chunk = DebugLibHeaderChunk.Parse(chunkContentReader, chunkSize);
break;
case ChunkType.Lfs0:
chunk = DebugLibraryParameterSignatureChunk.Parse(chunkContentReader, chunkSize);
break;
case ChunkType.Fx10:
chunk = DebugEffectChunk.Parse(chunkContentReader, chunkSize);
break;
case ChunkType.Ctab:
chunk = DebugCtabChunk.Parse(chunkContentReader, chunkSize);
break;
case ChunkType.Cli4:
chunk = DebugCli4Chunk.Parse(chunkContentReader, chunkSize);
break;
case ChunkType.Fxlc:
chunk = DebugFxlcChunk.Parse(chunkContentReader, chunkSize, container);
break;
//default:
// throw new ParseException("Invalid chunk type: " + chunkType);
}
if (chunk == null)
{
chunkReader.ReadBytes("UnknownChunk", (int)chunkSize);
return(null);
}
chunk.Container = container;
chunk.FourCc = fourCc;
chunk.ChunkSize = chunkSize;
chunk.ChunkType = chunkType;
return(chunk);
}