public static extern HRESULT D3DCompileFromFile([MarshalAs(UnmanagedType.LPWStr)] string pFileName, _D3D_SHADER_MACRO[] pDefines, ID3DInclude pInclude, [MarshalAs(UnmanagedType.LPStr)] string pEntrypoint, [MarshalAs(UnmanagedType.LPStr)] string pTarget, uint Flags1, uint Flags2, out ID3D10Blob ppCode, out ID3D10Blob ppErrorMsgs);
public static IComObject <ID3D11PixelShader> CreatePixelShader(this ID3D11Device device, ID3D10Blob blob, ID3D11ClassLinkage classLinkage = null)
{
if (device == null)
{
throw new ArgumentNullException(nameof(device));
}
if (blob == null)
{
throw new ArgumentNullException(nameof(blob));
}
device.CreatePixelShader(blob.GetBufferPointer(), blob.GetBufferSize(), classLinkage, out var shader).ThrowOnError();
return(new ComObject <ID3D11PixelShader>(shader));
}
static void Compile(string source, string name, string entryPoint, string target, uint flag1, uint flag2, out ID3D10Blob dst)
{
var source_utf8 = Encoding.UTF8.GetBytes(source);
// var name_utf8 = Encoding.UTF8.GetBytes(name + "\0\0");
var entryPoint_utf8 = Encoding.UTF8.GetBytes(entryPoint + "\0\0");
var target_utf8 = Encoding.UTF8.GetBytes(target + "\0\0");
var def = new _D3D_SHADER_MACRO[]
{
new _D3D_SHADER_MACRO
{
}
};
// using (var error = new ID3D10Blob())
using (var source_pin = PinPtr.Create(source_utf8))
// using (var name_pin = PinPtr.Create(name_utf8))
using (var entryPoint_pin = PinPtr.Create(entryPoint_utf8))
using (var target_pin = PinPtr.Create(target_utf8))
{
var hr = d3dcompiler.D3DCompile(
source_pin.Ptr,
(ulong)source.Length,
name,
ref def[0],
new IntPtr(1),
entryPoint,
target,
flag1,
flag2,
out dst,
out ID3D10Blob error
);
if (hr.Failed())
{
using (error)
{
var buffer = new Byte[error.GetBufferSize()];
Marshal.Copy(error.GetBufferPointer(), buffer, 0, buffer.Length);
//var encoding = Encoding.GetEncoding(932);
var encoding = Encoding.UTF8;
var msg = encoding.GetString(buffer);
throw new Exception(msg);
}
}
}
}
public static IComObject <ID3D11InputLayout> CreateInputLayout(this ID3D11Device device, D3D11_INPUT_ELEMENT_DESC[] inputElements, ID3D10Blob blob)
{
if (device == null)
{
throw new ArgumentNullException(nameof(device));
}
if (blob == null)
{
throw new ArgumentNullException(nameof(blob));
}
if (inputElements == null)
{
throw new ArgumentNullException(nameof(inputElements));
}
if (inputElements.Length == 0)
{
throw new ArgumentException(null, nameof(inputElements));
}
device.CreateInputLayout(inputElements, inputElements.Length, blob.GetBufferPointer(), blob.GetBufferSize(), out var layout).ThrowOnError();
return(new ComObject <ID3D11InputLayout>(layout));
}
