static byte[] GetConstantsFromCode(Stream shaderCode, uint offset, uint length)
{
using (var reader = new Toolbox.Core.IO.FileReader(shaderCode, true))
{
reader.SeekBegin(offset);
return(reader.ReadBytes((int)length));
}
}
static byte[] GetConstants(BfshaLibrary.ShaderCodeData shaderData)
{
var data = ((BfshaLibrary.ShaderCodeDataBinary)shaderData).BinaryData;
//Bnsh has 2 shader code sections. The first section has block info for constants
using (var reader = new Toolbox.Core.IO.FileReader(data[0])) {
reader.SeekBegin(1776);
ulong ofsUnk = reader.ReadUInt64();
uint lenByteCode = reader.ReadUInt32();
uint lenConstData = reader.ReadUInt32();
uint ofsConstBlockDataStart = reader.ReadUInt32();
uint ofsConstBlockDataEnd = reader.ReadUInt32();
return(GetConstantsFromCode(data[1], ofsConstBlockDataStart, lenConstData));
}
}