public static MemoryStream LinkLibrary(ShaderLibrary lib)
{
MemoryStream memory = new MemoryStream();
memory.Write(BitConverter.GetBytes((int)lib.Type));
memory.Write(BitConverter.GetBytes(lib.Modules.Count));
foreach (var module in lib.Modules)
{
memory.Write(BitConverter.GetBytes(module.Name.Length));
memory.Write(Encoding.ASCII.GetBytes(module.Name));
memory.Write(BitConverter.GetBytes(module.ComponentNum));
foreach (var kv in module.Shaders)
{
memory.Write(BitConverter.GetBytes((int)kv.Value.type));
memory.Write(BitConverter.GetBytes((int)kv.Value.partBinary.Length));
memory.Write(kv.Value.partBinary);
}
}
return(memory);
}
public static LinkerTask Load(string inputFile)
{
XDocument xd = XDocument.Load(inputFile);
ShaderLibrary library = new ShaderLibrary();
string outputName;
var xdRoot = xd.Root;
if (xdRoot.Name != "buildscript" && xdRoot.Attribute("type").Value != "ShaderLibrary")
{
throw new Exception();
}
var meta = xdRoot.Element("meta");
string typeName = meta.Element("binary").Attribute("type").Value;
library.Type = typeName.ToString() switch
{
"SPIRV" => LibraryType.SPIRV,
"DXIL" => LibraryType.DXIL,
_ => throw new ArgumentException()
};
outputName = meta.Element("output").Attribute("path").Value;
var xdModuleList = xdRoot.Elements("module");
foreach (var v in xdModuleList)
{
ShaderLibraryModule libModule = new ShaderLibraryModule();
libModule.Name = v.Attribute("name").Value;
var xdShaders = v.Elements("shader");
foreach (var s in xdShaders)
{
ShaderLibraryModulePart shaderPart = new ShaderLibraryModulePart();
string filePath = s.Attribute("path").Value;
shaderPart.partBinary = File.ReadAllBytes(filePath);
shaderPart.type = s.Attribute("type").Value.ToString() switch
{
"Vertex" => ShaderType.Vertex,
"Pixel" => ShaderType.Pixel,
"Geometry" => ShaderType.Geometry,
"Hull" => ShaderType.Hull,
"Domain" => ShaderType.Domain,
"Compute" => ShaderType.Compute,
_ => throw new Exception()
};
libModule.Shaders.Add(shaderPart.type, shaderPart);
}
library.Modules.Add(libModule);
}
return(new LinkerTask()
{
outputFileName = outputName, library = library
});
}
}
}
