public D3D11GraphicsDevice(D3D11DeviceOptions options, SwapchainDescription?swapchainDesc)
{
var flags = (DeviceCreationFlags)options.DeviceCreationFlags;
#if DEBUG
flags |= DeviceCreationFlags.Debug;
#endif
// If debug flag set but SDK layers aren't available we can't enable debug.
if (0 != (flags & DeviceCreationFlags.Debug) && !Vortice.Direct3D11.D3D11.SdkLayersAvailable())
{
flags &= ~DeviceCreationFlags.Debug;
}
try
{
if (options.AdapterPtr != IntPtr.Zero)
{
_dxgiAdapter = new IDXGIAdapter(options.AdapterPtr);
Vortice.Direct3D11.D3D11.D3D11CreateDevice(_dxgiAdapter,
Vortice.Direct3D.DriverType.Hardware,
flags,
new[]
{
Vortice.Direct3D.FeatureLevel.Level_11_1,
Vortice.Direct3D.FeatureLevel.Level_11_0,
},
out _device).CheckError();
}
else
{
Vortice.Direct3D11.D3D11.D3D11CreateDevice(null,
Vortice.Direct3D.DriverType.Hardware,
flags,
new[]
{
Vortice.Direct3D.FeatureLevel.Level_11_1,
Vortice.Direct3D.FeatureLevel.Level_11_0,
},
out _device).CheckError();
}
}
catch
{
Vortice.Direct3D11.D3D11.D3D11CreateDevice(null,
Vortice.Direct3D.DriverType.Hardware,
flags,
null,
out _device).CheckError();
}
using (var dxgiDevice = _device.QueryInterface <Vortice.DXGI.IDXGIDevice>())
{
// Store a pointer to the DXGI adapter.
// This is for the case of no preferred DXGI adapter, or fallback to WARP.
_dxgiAdapter = dxgiDevice.Adapter;
}
if (swapchainDesc != null)
{
SwapchainDescription desc = swapchainDesc.Value;
_mainSwapchain = new D3D11Swapchain(_device, ref desc);
}
_immediateContext = _device.ImmediateContext;
_device.CheckThreadingSupport(out _supportsConcurrentResources, out _supportsCommandLists);
Features = new GraphicsDeviceFeatures(
computeShader: true,
geometryShader: true,
tessellationShaders: true,
multipleViewports: true,
samplerLodBias: true,
drawBaseVertex: true,
drawBaseInstance: true,
drawIndirect: true,
drawIndirectBaseInstance: true,
fillModeWireframe: true,
samplerAnisotropy: true,
depthClipDisable: true,
texture1D: true,
independentBlend: true,
structuredBuffer: true,
subsetTextureView: true,
commandListDebugMarkers: _device.FeatureLevel >= Vortice.Direct3D.FeatureLevel.Level_11_1,
bufferRangeBinding: _device.FeatureLevel >= Vortice.Direct3D.FeatureLevel.Level_11_1,
shaderFloat64: _device.CheckFeatureSupport <FeatureDataDoubles>(Vortice.Direct3D11.Feature.Doubles).DoublePrecisionFloatShaderOps);
_d3d11ResourceFactory = new D3D11ResourceFactory(this);
_d3d11Info = new BackendInfoD3D11(this);
PostDeviceCreated();
}
public override bool GetD3D11Info(out BackendInfoD3D11 info)
{
info = _d3d11Info;
return(true);
}
public D3D11GraphicsDevice(GraphicsDeviceOptions options, SwapchainDescription?swapchainDesc)
{
DeviceCreationFlags flags = DeviceCreationFlags.None;
bool debug = options.Debug;
#if DEBUG
debug = true;
#endif
if (debug)
{
flags = DeviceCreationFlags.Debug;
}
try
{
_device = new SharpDX.Direct3D11.Device(
SharpDX.Direct3D.DriverType.Hardware,
flags,
SharpDX.Direct3D.FeatureLevel.Level_11_1);
}
catch (SharpDXException)
{
try
{
_device = new SharpDX.Direct3D11.Device(SharpDX.Direct3D.DriverType.Hardware, flags);
}
catch (SharpDXException ex) when(debug && (uint)ex.HResult == 0x887A002D)
{
// The D3D11 debug layer is not installed. Create a normal device without debug support, instead.
_device = new SharpDX.Direct3D11.Device(SharpDX.Direct3D.DriverType.Hardware, DeviceCreationFlags.None);
}
}
if (swapchainDesc != null)
{
SwapchainDescription desc = swapchainDesc.Value;
_mainSwapchain = new D3D11Swapchain(_device, ref desc);
}
_immediateContext = _device.ImmediateContext;
_device.CheckThreadingSupport(out _supportsConcurrentResources, out _supportsCommandLists);
Features = new GraphicsDeviceFeatures(
computeShader: true,
geometryShader: true,
tessellationShaders: true,
multipleViewports: true,
samplerLodBias: true,
drawBaseVertex: true,
drawBaseInstance: true,
drawIndirect: true,
drawIndirectBaseInstance: true,
fillModeWireframe: true,
samplerAnisotropy: true,
depthClipDisable: true,
texture1D: true,
independentBlend: true,
structuredBuffer: true,
subsetTextureView: true,
commandListDebugMarkers: _device.FeatureLevel >= SharpDX.Direct3D.FeatureLevel.Level_11_1,
bufferRangeBinding: _device.FeatureLevel >= SharpDX.Direct3D.FeatureLevel.Level_11_1);
_d3d11ResourceFactory = new D3D11ResourceFactory(this);
_d3d11Info = new BackendInfoD3D11(this);
PostDeviceCreated();
}
