public static RuntimeConstantMapping Parse(BytecodeReader reader)
{
var result = new RuntimeConstantMapping();
result.ConstantDescription = (RuntimeConstantDescription)reader.ReadUInt16();
result.TargetReg = reader.ReadUInt16();
Debug.Assert(
Enum.IsDefined(typeof(RuntimeConstantDescription), result.ConstantDescription),
$"Unknown RuntimeConstantDescription {result.ConstantDescription}");
return(result);
}
internal static BytecodeChunk Parse(BytecodeReader chunkContentReader, uint chunkSize)
{
var result = new Level9ShaderChunk();
uint chunkSize2 = chunkContentReader.ReadUInt32();
result.Version = ShaderVersion.ParseAon9(chunkContentReader);
uint shaderSize = chunkContentReader.ReadUInt32();
var shaderOffset = chunkContentReader.ReadUInt32();
var cbMappingCount = chunkContentReader.ReadUInt16();
var cbMappingOffset = chunkContentReader.ReadUInt16();
var loopRegisterMappingCount = chunkContentReader.ReadUInt16();
var loopRegisterMappingOffset = chunkContentReader.ReadUInt16();
var unk0MappingCount = chunkContentReader.ReadUInt16();
var unk0MappingOffset = chunkContentReader.ReadUInt16();
var samplerMappingCount = chunkContentReader.ReadUInt16();
var samplerMappingOffset = chunkContentReader.ReadUInt16();
var runtimeConstantMappingCount = chunkContentReader.ReadUInt16();
var runtimeConstantMappingOffset = chunkContentReader.ReadUInt16();
if (cbMappingCount > 0)
{
var mappingReader = chunkContentReader.CopyAtOffset(cbMappingOffset);
for (int i = 0; i < cbMappingCount; i++)
{
result.ConstantBufferMappings.Add(ConstantBufferMapping.Parse(mappingReader));
}
}
if (loopRegisterMappingCount > 0)
{
var mappingReader = chunkContentReader.CopyAtOffset(loopRegisterMappingOffset);
for (int i = 0; i < loopRegisterMappingCount; i++)
{
result.LoopRegisterMappings.Add(LoopRegisterMapping.Parse(mappingReader));
}
}
if (unk0MappingCount > 0)
{
Debug.Assert(false, "Unknown Level9 Mapping");
var mappingReader = chunkContentReader.CopyAtOffset(unk0MappingOffset);
for (int i = 0; i < unk0MappingCount; i++)
{
result.Unknown0Mappings.Add(Unknown1Mapping.Parse(mappingReader));
}
}
if (samplerMappingCount > 0)
{
var mappingReader = chunkContentReader.CopyAtOffset(samplerMappingOffset);
for (int i = 0; i < samplerMappingCount; i++)
{
result.SamplerMappings.Add(SamplerMapping.Parse(mappingReader));
}
// FXC dissassembly sorts sampler mappings
result.SamplerMappings = result.SamplerMappings
.OrderBy(s => s.TargetSampler)
.ToList();
}
if (runtimeConstantMappingCount > 0)
{
var mappingReader = chunkContentReader.CopyAtOffset(runtimeConstantMappingOffset);
for (int i = 0; i < runtimeConstantMappingCount; i++)
{
result.RuntimeConstantMappings.Add(RuntimeConstantMapping.Parse(mappingReader));
}
}
var shaderChunkReader = chunkContentReader.CopyAtOffset((int)shaderOffset);
var byteCode = shaderChunkReader.ReadBytes((int)shaderSize);
using (var memoryStream = new MemoryStream(byteCode))
{
result.ShaderModel = DX9Shader.ShaderReader.ReadShader(memoryStream);
}
return(result);
}