public void Setup(ID3D11Device device, ID3D11DeviceContext context)
{
if (!m_vertexAttributes.Any())
{
return;
}
if (!m_inputLayout)
{
var hr = device.CreateVertexShader(m_vs_blob.GetBufferPointer(), m_vs_blob.GetBufferSize(), null, out m_vs);
hr.ThrowIfFailed();
hr = device.CreatePixelShader(m_ps_blob.GetBufferPointer(), m_ps_blob.GetBufferSize(), null, out m_ps);
hr.ThrowIfFailed();
hr = device.CreateInputLayout(ref m_layout[0], (uint)m_layout.Length,
m_vs_blob.GetBufferPointer(), m_vs_blob.GetBufferSize(), out m_inputLayout);
hr.ThrowIfFailed();
}
// setup shader pipeline
Span <IntPtr> classes = stackalloc IntPtr[] { };
context.VSSetShader(m_vs, ref MemoryMarshal.GetReference(classes), (uint)classes.Length);
context.PSSetShader(m_ps, ref MemoryMarshal.GetReference(classes), (uint)classes.Length);
context.IASetInputLayout(m_inputLayout);
}
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));
}
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));
}
