/// <summary>
/// Destroys the SwapChain and all related instances.
/// </summary>
void DestroySwapChain()
{
_swapChain2?.Dispose();
_swapChain2 = null;
_device3?.Dispose();
_device3 = null;
_swapChain?.Dispose();
_swapChain = null;
_device?.Dispose();
_device = null;
_d3D11Device?.Dispose();
_d3D11Device = null;
}
void InitializeDirect2D()
{
d3dDevice = new D3D.Device(DriverType.Hardware, DeviceCreationFlags.BgraSupport);
dxgiDevice = d3dDevice.QueryInterface <DXGI.Device1>();
var desc = new SwapChainDescription1()
{
Width = 0,
Height = 0,
Format = Format.B8G8R8A8_UNorm,
Stereo = false,
SampleDescription = new SampleDescription(1, 0),
Usage = Usage.RenderTargetOutput,
BufferCount = 3,
Scaling = Scaling.None,
SwapEffect = SwapEffect.FlipSequential,
Flags = SwapChainFlags.None
};
DXGI.Factory2 dxgiFactory = dxgiDevice.Adapter.GetParent <DXGI.Factory2>();
swapChain = new SwapChain1(dxgiFactory, d3dDevice, Child.Handle, ref desc);
swapChain.BackgroundColor = Color4.White;
dxgiFactory.Dispose();
d2dFactory = new D2D.Factory1(FactoryType.SingleThreaded);
d2dDevice = new D2D.Device(d2dFactory, dxgiDevice);
d2dDeviceContext = new D2D.DeviceContext(d2dDevice, DeviceContextOptions.None);
d2dDeviceContext.TextAntialiasMode = TextAntialiasMode.Cleartype;
//d2dDeviceContext.DotsPerInch = new Size2F(96, 96);
var props = new BitmapProperties1(new PixelFormat(Format.B8G8R8A8_UNorm, D2D.AlphaMode.Ignore),
d2dDeviceContext.DotsPerInch.Width,
d2dDeviceContext.DotsPerInch.Height,
BitmapOptions.Target | BitmapOptions.CannotDraw);
Surface1 dxgiSurface = swapChain.GetBackBuffer <Surface1>(0);
d2dSurface = new Bitmap1(d2dDeviceContext, dxgiSurface, props);
dxgiSurface.Dispose();
d2dDeviceContext.Target = d2dSurface;
VertexFillBrush = new SolidColorBrush(d2dDeviceContext, new Color4(1, 0.5f, 0, 1));
VertexDrawBrush = new SolidColorBrush(d2dDeviceContext, new Color4(0.2f, 0.2f, 0.2f, 1));
EdgeDrawBrush = new SolidColorBrush(d2dDeviceContext, Color4.Black);
RasterDrawBrush = new SolidColorBrush(d2dDeviceContext, new Color4(0.5f, 0.5f, 0.5f, 1));
}
private void StartD3D()
{
//this.Device = new Device(DriverType.Hardware, DeviceCreationFlags.BgraSupport | DeviceCreationFlags.VideoSupport | DeviceCreationFlags.Debug, FeatureLevel.Level_11_0);
this.Device = new Device(DriverType.Hardware, DeviceCreationFlags.BgraSupport | DeviceCreationFlags.VideoSupport, FeatureLevel.Level_10_0);
this.dxdevice = Device.QueryInterface <SharpDX.DXGI.Device1>();
//MessageBox.Show(dxdevice.Adapter.Description.Description);
dxdevice.Disposing += (e, s) =>
{
Console.WriteLine("DISPOSING WPF D3D");
};
this.D3DSurface = new DX11ImageSource();
this.D3DSurface.IsFrontBufferAvailableChanged += OnIsFrontBufferAvailableChanged;
this.CreateAndBindTargets();
this.Source = this.D3DSurface;
}
/// <summary>
/// Initializes the SwapChain for use with LibVLC
/// </summary>
void CreateSwapChain()
{
SharpDX.DXGI.Factory2 dxgiFactory = null;
try
{
var deviceCreationFlags =
DeviceCreationFlags.BgraSupport | DeviceCreationFlags.VideoSupport;
#if DEBUG
if (Windows.System.Profile.AnalyticsInfo.VersionInfo.DeviceFamily != Mobile)
{
deviceCreationFlags |= DeviceCreationFlags.Debug;
}
try
{
dxgiFactory = new SharpDX.DXGI.Factory2(true);
}
catch (SharpDXException)
{
dxgiFactory = new SharpDX.DXGI.Factory2(false);
}
#else
dxgiFactory = new SharpDX.DXGI.Factory2(false);
#endif
_d3D11Device = null;
foreach (var adapter in dxgiFactory.Adapters)
{
try
{
_d3D11Device = new SharpDX.Direct3D11.Device(adapter, deviceCreationFlags);
break;
}
catch (SharpDXException)
{
}
}
if (_d3D11Device is null)
{
throw new VLCException("Could not create Direct3D11 device : No compatible adapter found.");
}
_device = _d3D11Device.QueryInterface <SharpDX.DXGI.Device1>();
//Create the swapchain
var swapChainDescription = new SharpDX.DXGI.SwapChainDescription1
{
Width = (int)(_panel.ActualWidth * _panel.CompositionScaleX),
Height = (int)(_panel.ActualHeight * _panel.CompositionScaleY),
Format = SharpDX.DXGI.Format.B8G8R8A8_UNorm,
Stereo = false,
SampleDescription =
{
Count = 1,
Quality = 0
},
Usage = Usage.RenderTargetOutput,
BufferCount = 2,
SwapEffect = SwapEffect.FlipSequential,
Flags = SwapChainFlags.None,
AlphaMode = AlphaMode.Unspecified
};
_swapChain = new SharpDX.DXGI.SwapChain1(dxgiFactory, _d3D11Device, ref swapChainDescription);
_device.MaximumFrameLatency = 1;
using (var panelNative = ComObject.As <ISwapChainPanelNative>(_panel))
{
panelNative.SwapChain = _swapChain;
}
// This is necessary so we can call Trim() on suspend
_device3 = _device.QueryInterface <SharpDX.DXGI.Device3>();
if (_device3 == null)
{
throw new VLCException("Failed to query interface \"Device3\"");
}
_swapChain2 = _swapChain.QueryInterface <SharpDX.DXGI.SwapChain2>();
if (_swapChain2 == null)
{
throw new VLCException("Failed to query interface \"SwapChain2\"");
}
UpdateScale();
UpdateSize();
_loaded = true;
Initialized?.Invoke(this, new InitializedEventArgs(SwapChainOptions));
}
catch (Exception ex)
{
DestroySwapChain();
if (ex is SharpDXException)
{
throw new VLCException("SharpDX operation failed, see InnerException for details", ex);
}
throw;
}
finally
{
dxgiFactory?.Dispose();
}
}
/// <summary>
/// OVR initialization
/// </summary>
private void OVRInitialization()
{
try
{
this.adapter.GraphicsDevice.IsSrgbModeEnabled = true;
var renderTargetManager = this.adapter.Graphics.RenderTargetManager as RenderTargetManager;
OVRTypes.Result result;
// Retrieve the DXGI device, in order to set the maximum frame latency.
using (SharpDX.DXGI.Device1 dxgiDevice = this.device.QueryInterface <SharpDX.DXGI.Device1>())
{
dxgiDevice.MaximumFrameLatency = 1;
}
this.ovrLayers = new Layers();
this.layerEyeFov = this.ovrLayers.AddLayerEyeFov();
// Create a set of layers to submit.
this.eyeProperties = new VREye[3];
this.oculusEyePoses = new OVRTypes.Posef[2];
this.hmdToEyeViewOffsets = new OVRTypes.Vector3f[2];
for (int i = 0; i < this.eyeProperties.Length; i++)
{
this.eyeProperties[i] = new VREye();
}
result = this.CreateVRSwapTextureSet();
OculusVRHelpers.WriteErrorDetails(this.Oculus, result, "Failed to create swap texture set.");
for (int eyeIndex = 0; eyeIndex < 2; eyeIndex++)
{
OVRTypes.EyeType eye = (OVRTypes.EyeType)eyeIndex;
OculusVREyeTexture eyeTexture = new OculusVREyeTexture();
this.eyeProperties[eyeIndex].Texture = eyeTexture;
// Retrieve size and position of the texture for the current eye.
eyeTexture.FieldOfView = this.Hmd.DefaultEyeFov[eyeIndex];
eyeTexture.NearPlane = DefaultNearClip;
eyeTexture.FarPlane = DefaultFarClip;
eyeTexture.TextureSize = new OVRTypes.Sizei(this.swapRenderTargets[0].Width, this.swapRenderTargets[0].Height);
eyeTexture.RenderDescription = this.Hmd.GetRenderDesc(eye, this.Hmd.DefaultEyeFov[eyeIndex]);
eyeTexture.HmdToEyeViewOffset = eyeTexture.RenderDescription.HmdToEyeOffset;
eyeTexture.ViewportSize.Position = new OVRTypes.Vector2i(this.recommendedTextureSize[0].Width * eyeIndex, 0);
eyeTexture.ViewportSize.Size = this.recommendedTextureSize[eyeIndex];
eyeTexture.Viewport = new Viewport(
eyeTexture.ViewportSize.Position.x / (float)this.swapRenderTargets[0].Width,
eyeTexture.ViewportSize.Position.y / (float)this.swapRenderTargets[0].Height,
eyeTexture.ViewportSize.Size.Width / (float)this.swapRenderTargets[0].Width,
eyeTexture.ViewportSize.Size.Height / (float)this.swapRenderTargets[0].Height);
this.hmdToEyeViewOffsets[eyeIndex] = eyeTexture.HmdToEyeViewOffset;
// Specify the texture to show on the HMD.
this.layerEyeFov.ColorTexture[eyeIndex] = this.eyeTextureSwapChain.TextureSwapChainPtr;
this.layerEyeFov.Viewport[eyeIndex] = eyeTexture.ViewportSize;
this.layerEyeFov.Fov[eyeIndex] = eyeTexture.FieldOfView;
this.layerEyeFov.Header.Flags = OVRTypes.LayerFlags.HighQuality;
}
// Define the texture used to display the rendered result on the computer monitor.
OVRTypes.MirrorTextureDesc mirrorTextureDescription = new OVRTypes.MirrorTextureDesc()
{
Format = OVRTypes.TextureFormat.R8G8B8A8_UNORM_SRGB,
Width = this.Width,
Height = this.Height,
MiscFlags = OVRTypes.TextureMiscFlags.None
};
OculusWrap.MirrorTexture mirrorTexture;
// Create the texture used to display the rendered result on the computer monitor.
result = this.Hmd.CreateMirrorTextureDX(this.device.NativePointer, mirrorTextureDescription, out mirrorTexture);
OculusVRHelpers.WriteErrorDetails(this.Oculus, result, "Failed to create mirror texture.");
// Retrieve the Direct3D texture contained in the Oculus MirrorTexture.
IntPtr mirrorTextureComPtr = IntPtr.Zero;
result = mirrorTexture.GetBufferDX(this.textureInterfaceId, out mirrorTextureComPtr);
OculusVRHelpers.WriteErrorDetails(this.Oculus, result, "Failed to retrieve the texture from the created mirror texture buffer.");
this.mirrorTexture = new Texture2D(mirrorTextureComPtr);
this.HMDMirrorRenderTarget = renderTargetManager.CreateRenderTarget(this.mirrorTexture.NativePointer);
WaveServices.RegisterService(new OculusVRService(this));
this.IsConnected = true;
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
override protected void Render()
{
Lock = true;
int mainRetry = 5;
ClientContext context;
do
{
context = new ClientContext("com.bivrost360.desktopplayer");
Thread.Sleep(50);
}while (context == null && mainRetry-- > 0);
DisplayConfig displayConfig = null;
for (int retry = 0; retry < 12; retry++)
{
if (abort)
{
context.Dispose();
Lock = false;
return;
}
displayConfig = context.GetDisplayConfig();
if (displayConfig != null)
{
int contextRetry = 0;
do
{
context.update();
contextRetry++;
if (abort)
{
context.Dispose();
Lock = false;
return;
}
Thread.Sleep(1);
} while (!displayConfig.CheckDisplayStartup() || contextRetry < 300);
if (displayConfig.CheckDisplayStartup())
{
break;
}
}
}
if (displayConfig == null)
{
context.Dispose();
Lock = false;
return;
}
var numDisplayInputs = displayConfig.GetNumDisplayInputs();
if (numDisplayInputs != 1)
{
context.Dispose();
Lock = false;
return;
}
var displayDimensions = displayConfig.GetDisplayDimensions(0);
var numViewers = displayConfig.GetNumViewers();
if (numViewers != 1)
{
context.Dispose();
Lock = false;
return;
}
var form = new RenderForm("BIVROST - OSVR");
form.Width = displayDimensions.Width;
form.Height = displayDimensions.Height;
form.ShowInTaskbar = false;
var desc = new SwapChainDescription()
{
BufferCount = 1,
ModeDescription =
new ModeDescription(displayDimensions.Width, displayDimensions.Height,
new Rational(60, 1), Format.R8G8B8A8_UNorm),
IsWindowed = true,
OutputHandle = form.Handle,
SampleDescription = new SampleDescription(1, 0),
SwapEffect = SwapEffect.Discard,
Usage = Usage.RenderTargetOutput
};
SwapChain swapChain;
// Create DirectX drawing device.
//SharpDX.Direct3D11.Device device = new Device(SharpDX.Direct3D.DriverType.Hardware, DeviceCreationFlags.BgraSupport, new SharpDX.Direct3D.FeatureLevel[] { SharpDX.Direct3D.FeatureLevel.Level_10_0 });
Device.CreateWithSwapChain(DriverType.Hardware, DeviceCreationFlags.BgraSupport, desc, out _device, out swapChain);
// Create DirectX Graphics Interface factory, used to create the swap chain.
Factory factory = swapChain.GetParent <Factory>();
factory.MakeWindowAssociation(form.Handle, WindowAssociationFlags.IgnoreAll);
form.FormBorderStyle = FormBorderStyle.None;
form.TopMost = true;
DeviceContext immediateContext = _device.ImmediateContext;
using (SharpDX.DXGI.Device2 dxgiDevice = _device.QueryInterface <SharpDX.DXGI.Device2>())
{
//var bounds = dxgiDevice.Adapter.Outputs[1].Description.DesktopBounds;
//form.DesktopBounds = new System.Drawing.Rectangle(bounds.X, bounds.Y, bounds.Width, bounds.Height);
//dxgiDevice.Adapter.Outputs.ToList().ForEach(o =>
//{
// if (o.Description.DeviceName.EndsWith("2"))
// {
// swapChain.SetFullscreenState(true, o);
// }
//});
Rectangle bounds;
if (Features.IsDebug)
{
log.Info("OSVR: available screens: " + string.Join("\n", dxgiDevice.Adapter.Outputs.ToList().ConvertAll(o => o.Description.DeviceName + " (" + o.Description.DesktopBounds + ")")));
}
if (Logic.Instance.settings.OSVRScreen == ScreenSelection.Autodetect)
{
// start with last screen
Output output = dxgiDevice.Adapter.Outputs[dxgiDevice.Adapter.Outputs.Length - 1];
// but something resembling a HDK 1.4 (1920x1080) will be better
foreach (var o in dxgiDevice.Adapter.Outputs)
{
var b = o.Description.DesktopBounds;
if (b.Width == 1920 && b.Height == 1080)
{
log.Info("OSVR: found a 1920x1080 candidate for a HDK 1.4");
output = o;
}
}
// and something resembling a HDK 2.0 (2160x1200) will be even more better
foreach (var o in dxgiDevice.Adapter.Outputs)
{
var b = o.Description.DesktopBounds;
if (b.Width == 2160 && b.Height == 1200)
{
log.Info("OSVR: found a 2160x1200 candidate for a HDK 2.0");
output = o;
}
}
bounds = output.Description.DesktopBounds;
log.Info($"OSVR: guessed output ({bounds})");
}
else
{
int osvrScreen = (int)Logic.Instance.settings.OSVRScreen;
if (osvrScreen >= dxgiDevice.Adapter.Outputs.Length)
{
osvrScreen = dxgiDevice.Adapter.Outputs.Length - 1;
}
bounds = dxgiDevice.Adapter.Outputs[osvrScreen].Description.DesktopBounds;
log.Info($"OSVR: selected output #{osvrScreen} ({bounds})");
}
form.DesktopBounds = new System.Drawing.Rectangle(bounds.X, bounds.Y, bounds.Width, bounds.Height);
if (dxgiDevice.Adapter.Outputs.Length <= 1)
{
Logic.Notify("Only one screen is active. Press Control+S to stop the movie if needed.");
}
}
// Create a depth buffer, using the same width and height as the back buffer.
Texture2DDescription depthBufferDescription = new Texture2DDescription()
{
Format = Format.D32_Float,
ArraySize = 1,
MipLevels = 1,
Width = displayDimensions.Width,
Height = displayDimensions.Height,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
BindFlags = BindFlags.DepthStencil,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None
};
// Retrieve the DXGI device, in order to set the maximum frame latency.
using (SharpDX.DXGI.Device1 dxgiDevice = _device.QueryInterface <SharpDX.DXGI.Device1>())
dxgiDevice.MaximumFrameLatency = 1;
using (_gd = SharpDX.Toolkit.Graphics.GraphicsDevice.New(_device))
using (customEffectL = GetCustomEffect(_gd))
using (customEffectR = GetCustomEffect(_gd))
//using (var primitive = GraphicTools.CreateGeometry(_projection, _gd))
using (vrui = new VRUI(_device, _gd))
using (Texture2D depthBuffer = new Texture2D(_device, depthBufferDescription))
using (DepthStencilView depthView = new DepthStencilView(_device, depthBuffer))
using (Texture2D backBuffer = Texture2D.FromSwapChain <Texture2D>(swapChain, 0))
using (RenderTargetView renderView = new RenderTargetView(_device, backBuffer))
{
//primitive = GraphicTools.CreateGeometry(Projection, _gd);
DateTime startTime = DateTime.Now;
Vector3 position = new Vector3(0, 0, -1);
#region Render loop
DateTime lastTime = DateTime.Now;
float deltaTime = 0;
immediateContext.OutputMerger.SetTargets(depthView, renderView);
form.GotFocus += (s, e) => OnGotFocus();
bool first = true;
RenderLoop.Run(form, () =>
{
if (abort)
{
form.Close();
return;
}
if (first)
{
// Start with default background
SetDefaultScene();
OnGotFocus();
first = false;
}
UpdateContentIfRequested();
context.update();
float timeSinceStart = (float)(DateTime.Now - startTime).TotalSeconds;
deltaTime = (float)(DateTime.Now - lastTime).TotalSeconds;
lastTime = DateTime.Now;
immediateContext.ClearDepthStencilView(depthView, DepthStencilClearFlags.Depth, 1.0f, 0);
immediateContext.ClearRenderTargetView(renderView, Color.Black);
uint viewer = 0;
for (int eyeIndex = 0; eyeIndex < 2; eyeIndex++)
{
var numEyes = displayConfig.GetNumEyesForViewer(viewer);
var viewerPose = displayConfig.GetViewerPose(viewer);
for (byte eye = 0; eye < numEyes; eye++)
{
uint numSurfaces = displayConfig.GetNumSurfacesForViewerEye(viewer, eye);
Pose3 viewerEyePose = displayConfig.GetViewerEyePose(viewer, eye);
Matrix44f viewerEyeMatrixf = displayConfig.GetViewerEyeViewMatrixf(viewer, eye, MatrixConventionsFlags.Default);
uint surface = 0;
OSVR.ClientKit.Viewport viewport = displayConfig.GetRelativeViewportForViewerEyeSurface(viewer, eye, surface);
Matrix44f projectionf = displayConfig.GetProjectionMatrixForViewerEyeSurfacef(viewer, eye, surface, 0.001f, 1000.0f, MatrixConventionsFlags.Default);
ProjectionClippingPlanes projectionClippingPlanes = displayConfig.GetViewerEyeSurfaceProjectionClippingPlanes(viewer, eye, surface);
ViewportF vp = new ViewportF(viewport.Left, viewport.Bottom, viewport.Width, viewport.Height);
immediateContext.Rasterizer.SetViewport(vp);
Vector3 lookPosition = viewerEyePose.translation.ToVector3();
SharpDX.Quaternion lookRotation = viewerEyePose.rotation.ToQuaternion();
Matrix rotationMatrix = Matrix.RotationQuaternion(lookRotation);
Vector3 lookUp = Vector3.Transform(new Vector3(0, 1, 0), rotationMatrix).ToVector3();
Vector3 lookAt = Vector3.Transform(new Vector3(0, 0, -1), rotationMatrix).ToVector3();
Matrix viewMatrix = Matrix.LookAtRH(lookPosition, lookPosition + lookAt, lookUp);
Matrix projectionMatrix = projectionf.ToMatrix();
Matrix worldMatrix = Matrix.Translation(lookPosition);
Matrix MVP = worldMatrix * viewMatrix * projectionMatrix;
customEffectL.Parameters["WorldViewProj"].SetValue(MVP);
customEffectR.Parameters["WorldViewProj"].SetValue(MVP);
lock (localCritical)
{
if (eye == 0)
{
primitive?.Draw(customEffectL);
}
if (eye == 1)
{
primitive?.Draw(customEffectR);
}
}
// reset UI position every frame if it is not visible
if (vrui.isUIHidden)
{
vrui.SetWorldPosition(viewMatrix.Forward, lookPosition, true);
}
if (eye == 0)
{
lookRotation.Invert();
ProvideLook?.Invoke(lookPosition, lookRotation, OSVRFOV);
}
vrui.Draw(Media, currentTime, Duration);
vrui.Render(deltaTime, viewMatrix, projectionMatrix, lookPosition, ShouldShowVRUI);
}
}
swapChain.Present(0, PresentFlags.None);
});
#endregion
//debugWindow.Stop();
waitForRendererStop.Set();
//swapChain.SetFullscreenState(false, null);
immediateContext.ClearState();
immediateContext.Flush();
immediateContext.Dispose();
swapChain.Dispose();
factory.Dispose();
//swapChain.Dispose();
// Disposing the device, before the hmd, will cause the hmd to fail when disposing.
// Disposing the device, after the hmd, will cause the dispose of the device to fail.
// It looks as if the hmd steals ownership of the device and destroys it, when it's shutting down.
// device.Dispose();
base._device.Dispose();
//hmd.Dispose();
//oculus.Dispose();
displayConfig.Dispose();
context.Dispose();
}
Lock = false;
}
override protected void Render()
{
Lock = true;
using (Wrap oculus = new Wrap())
{
// Initialize the Oculus runtime.
if (!oculus.Initialize(initializationParameters))
{
throw new HeadsetError("Failed to initialize the Oculus runtime library.");
}
OVRTypes.GraphicsLuid graphicsLuid;
// Create a set of layers to submit.
EyeTexture[] eyeTextures = new EyeTexture[2];
// Create a depth buffer, using the same width and height as the back buffer.
Texture2DDescription depthBufferDescription = new Texture2DDescription()
{
Format = Format.D32_Float,
ArraySize = 1,
MipLevels = 1,
Width = 1920, // TODO: FIXME?
Height = 1080,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
BindFlags = BindFlags.DepthStencil,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None
};
// Define how the depth buffer will be used to filter out objects, based on their distance from the viewer.
DepthStencilStateDescription depthStencilStateDescription = new DepthStencilStateDescription()
{
IsDepthEnabled = true,
DepthComparison = Comparison.Less,
DepthWriteMask = DepthWriteMask.Zero
};
//#if DEBUG
// SharpDX.Configuration.EnableObjectTracking = true;
//#endif
using (Hmd hmd = oculus.Hmd_Create(out graphicsLuid))
// Create DirectX drawing device.
using (_device = new Device(SharpDX.Direct3D.DriverType.Hardware, DeviceCreationFlags.BgraSupport, new SharpDX.Direct3D.FeatureLevel[] { SharpDX.Direct3D.FeatureLevel.Level_10_0 }))
// Create DirectX Graphics Interface factory, used to create the swap chain.
using (Factory factory = new Factory())
using (DeviceContext immediateContext = _device.ImmediateContext)
// Create the depth buffer.
using (Texture2D depthBuffer = new Texture2D(_device, depthBufferDescription))
using (DepthStencilView depthStencilView = new DepthStencilView(_device, depthBuffer))
using (DepthStencilState depthStencilState = new DepthStencilState(_device, depthStencilStateDescription))
using (Layers layers = new Layers())
using (_gd = SharpDX.Toolkit.Graphics.GraphicsDevice.New(_device))
using (vrui = new VRUI(_device, _gd))
using (customEffectL = GetCustomEffect(_gd))
using (customEffectR = GetCustomEffect(_gd))
//using (SharpDX.Toolkit.Graphics.GeometricPrimitive primitive = GraphicTools.CreateGeometry(_projection, _gd, false))
{
if (hmd == null)
{
throw new HeadsetError("Oculus Rift not detected.");
}
if (hmd.ProductName == string.Empty)
{
throw new HeadsetError("The HMD is not enabled.");
}
Viewport viewport = new Viewport(0, 0, hmd.Resolution.Width, hmd.Resolution.Height, 0.0f, 1.0f);
LayerEyeFov layerEyeFov = layers.AddLayerEyeFov();
// Retrieve the DXGI device, in order to set the maximum frame latency.
using (SharpDX.DXGI.Device1 dxgiDevice = _device.QueryInterface <SharpDX.DXGI.Device1>())
{
dxgiDevice.MaximumFrameLatency = 1;
}
for (int eyeIndex = 0; eyeIndex < 2; eyeIndex++)
{
OVRTypes.EyeType eye = (OVRTypes.EyeType)eyeIndex;
var textureSize = hmd.GetFovTextureSize(eye, hmd.DefaultEyeFov[eyeIndex], 1.0f);
var renderDescription = hmd.GetRenderDesc(eye, hmd.DefaultEyeFov[eyeIndex]);
EyeTexture eyeTexture = eyeTextures[eyeIndex] = new EyeTexture()
{
// Retrieve size and position of the texture for the current eye.
FieldOfView = hmd.DefaultEyeFov[eyeIndex],
TextureSize = textureSize,
RenderDescription = renderDescription,
// Define a texture at the size recommended for the eye texture.
Viewport = new Viewport(0, 0, textureSize.Width, textureSize.Height, 0.0f, 1.0f),
HmdToEyeViewOffset = renderDescription.HmdToEyeOffset,
Texture2DDescription = new Texture2DDescription()
{
Width = textureSize.Width,
Height = textureSize.Height,
ArraySize = 1,
MipLevels = 1,
Format = Format.R8G8B8A8_UNorm_SRgb,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
CpuAccessFlags = CpuAccessFlags.None,
BindFlags = BindFlags.ShaderResource | BindFlags.RenderTarget
}
};
eyeTexture.ViewportSize.Position = new OVRTypes.Vector2i(0, 0);
eyeTexture.ViewportSize.Size = textureSize;
// Convert the SharpDX texture description to the native Direct3D texture description.
OVRTypes.TextureSwapChainDesc textureSwapChainDesc = SharpDXHelpers.CreateTextureSwapChainDescription(eyeTexture.Texture2DDescription);
AssertSuccess(hmd.CreateTextureSwapChainDX(_device.NativePointer, textureSwapChainDesc, out eyeTexture.SwapTextureSet),
oculus, "Failed to create swap chain.");
// Retrieve the number of buffers of the created swap chain.
int textureSwapChainBufferCount;
AssertSuccess(eyeTexture.SwapTextureSet.GetLength(out textureSwapChainBufferCount),
oculus, "Failed to retrieve the number of buffers of the created swap chain.");
// Create room for each DirectX texture in the SwapTextureSet.
eyeTexture.Textures = new Texture2D[textureSwapChainBufferCount];
eyeTexture.RenderTargetViews = new RenderTargetView[textureSwapChainBufferCount];
// Create a texture 2D and a render target view, for each unmanaged texture contained in the SwapTextureSet.
for (int textureIndex = 0; textureIndex < textureSwapChainBufferCount; textureIndex++)
{
// Interface ID of the Direct3D Texture2D interface.
Guid textureInterfaceId = new Guid("6f15aaf2-d208-4e89-9ab4-489535d34f9c");
// Retrieve the Direct3D texture contained in the Oculus TextureSwapChainBuffer.
IntPtr swapChainTextureComPtr = IntPtr.Zero;
AssertSuccess(eyeTexture.SwapTextureSet.GetBufferDX(textureIndex, textureInterfaceId, out swapChainTextureComPtr),
oculus, "Failed to retrieve a texture from the created swap chain.");
// Create a managed Texture2D, based on the unmanaged texture pointer.
eyeTexture.Textures[textureIndex] = new Texture2D(swapChainTextureComPtr);
// Create a render target view for the current Texture2D.
eyeTexture.RenderTargetViews[textureIndex] = new RenderTargetView(_device, eyeTexture.Textures[textureIndex]);
}
// Define the depth buffer, at the size recommended for the eye texture.
eyeTexture.DepthBufferDescription = new Texture2DDescription()
{
Format = Format.D32_Float,
Width = eyeTexture.TextureSize.Width,
Height = eyeTexture.TextureSize.Height,
ArraySize = 1,
MipLevels = 1,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
BindFlags = BindFlags.DepthStencil,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None
};
// Create the depth buffer.
eyeTexture.DepthBuffer = new Texture2D(_device, eyeTexture.DepthBufferDescription);
eyeTexture.DepthStencilView = new DepthStencilView(_device, eyeTexture.DepthBuffer);
// Specify the texture to show on the HMD.
layerEyeFov.ColorTexture[eyeIndex] = eyeTexture.SwapTextureSet.TextureSwapChainPtr;
layerEyeFov.Viewport[eyeIndex].Position = new OVRTypes.Vector2i(0, 0);
layerEyeFov.Viewport[eyeIndex].Size = eyeTexture.TextureSize;
layerEyeFov.Fov[eyeIndex] = eyeTexture.FieldOfView;
layerEyeFov.Header.Flags = OVRTypes.LayerFlags.HighQuality;
}
#region Render loop
DateTime startTime = DateTime.Now;
DateTime lastTime = DateTime.Now;
float deltaTime = 0;
// Start with default background
SetDefaultScene();
while (!abort)
{
UpdateContentIfRequested();
OVRTypes.Vector3f[] hmdToEyeViewOffsets = { eyeTextures[0].HmdToEyeViewOffset, eyeTextures[1].HmdToEyeViewOffset };
//OVR.FrameTiming frameTiming = hmd.GetFrameTiming(0);
//OVR.TrackingState trackingState = hmd.GetTrackingState(frameTiming.DisplayMidpointSeconds);
double displayMidpoint = hmd.GetPredictedDisplayTime(0);
OVRTypes.TrackingState trackingState = hmd.GetTrackingState(displayMidpoint, true);
OVRTypes.Posef[] eyePoses = new OVRTypes.Posef[2];
// Calculate the position and orientation of each eye.
oculus.CalcEyePoses(trackingState.HeadPose.ThePose, hmdToEyeViewOffsets, ref eyePoses);
float timeSinceStart = (float)(DateTime.Now - startTime).TotalSeconds;
deltaTime = (float)(DateTime.Now - lastTime).TotalSeconds;
lastTime = DateTime.Now;
Vector3 centerEye = (eyePoses[0].Position.ToVector3() + eyePoses[1].Position.ToVector3()) * 0.5f;
for (int eyeIndex = 0; eyeIndex < 2; eyeIndex++)
{
OVRTypes.EyeType eye = (OVRTypes.EyeType)eyeIndex;
EyeTexture eyeTexture = eyeTextures[eyeIndex];
layerEyeFov.RenderPose[eyeIndex] = eyePoses[eyeIndex];
// Update the render description at each frame, as the HmdToEyeOffset can change at runtime.
eyeTexture.RenderDescription = hmd.GetRenderDesc(eye, hmd.DefaultEyeFov[eyeIndex]);
// Retrieve the index of the active texture
int textureIndex;
AssertSuccess(eyeTexture.SwapTextureSet.GetCurrentIndex(out textureIndex),
oculus, "Failed to retrieve texture swap chain current index.");
immediateContext.OutputMerger.SetRenderTargets(eyeTexture.DepthStencilView, eyeTexture.RenderTargetViews[textureIndex]);
immediateContext.ClearRenderTargetView(eyeTexture.RenderTargetViews[textureIndex], Color.Black);
immediateContext.ClearDepthStencilView(eyeTexture.DepthStencilView, DepthStencilClearFlags.Depth | DepthStencilClearFlags.Stencil, 1.0f, 0);
immediateContext.Rasterizer.SetViewport(eyeTexture.Viewport);
// Retrieve the eye rotation quaternion and use it to calculate the LookAt direction and the LookUp direction.
Quaternion lookRotation = SharpDXHelpers.ToQuaternion(eyePoses[eyeIndex].Orientation);
lookRotation = new Quaternion(1, 0, 0, 0) * lookRotation;
Matrix rotationMatrix = Matrix.RotationQuaternion(lookRotation);
Vector3 lookUp = Vector3.Transform(new Vector3(0, -1, 0), rotationMatrix).ToVector3();
Vector3 lookAt = Vector3.Transform(new Vector3(0, 0, 1), rotationMatrix).ToVector3();
//Vector3 eyeDiff = eyePoses[eyeIndex].Position.ToVector3() - eyePoses[1 - eyeIndex].Position.ToVector3();
Vector3 lookPosition = new Vector3(
-eyePoses[eyeIndex].Position.X,
eyePoses[eyeIndex].Position.Y,
eyePoses[eyeIndex].Position.Z
);
Matrix worldMatrix = Matrix.Translation(lookPosition);
Matrix viewMatrix = Matrix.LookAtLH(lookPosition, lookPosition + lookAt, lookUp);
Matrix projectionMatrix = oculus.Matrix4f_Projection(eyeTexture.FieldOfView, 0.1f, 100.0f, OVRTypes.ProjectionModifier.LeftHanded).ToMatrix();
projectionMatrix.Transpose();
Matrix MVP = worldMatrix * viewMatrix * projectionMatrix;
customEffectL.Parameters["WorldViewProj"].SetValue(MVP);
customEffectR.Parameters["WorldViewProj"].SetValue(MVP);
lock (localCritical)
{
try
{
if (eyeIndex == 0)
{
primitive?.Draw(customEffectL);
}
if (eyeIndex == 1)
{
primitive?.Draw(customEffectR);
}
}
catch (NullReferenceException)
{
;
}
}
if (ProvideLook != null && eyeIndex == 0)
{
lookRotation.Invert();
lookRotation = lookRotation * new Quaternion(1, 0, 0, 0); // rotate 180 in x
Vector3 forward = Vector3.Transform(Vector3.ForwardRH, lookRotation);
Vector3 up = Vector3.Transform(Vector3.Up, lookRotation);
log.Publish("oculus.forward", forward.ToString("0.00"));
log.Publish("oculus.up", up.ToString("0.00"));
log.Publish("oculus.lookAt", lookAt.ToString("0.00"));
log.Publish("oculus.lookUp", lookUp.ToString("0.00"));
log.Publish("oculus.vr_quat", lookRotation);
log.Publish("q.sent", lookRotation);
ProvideLook(lookPosition, lookRotation, OculusFOV);
}
// reset UI position every frame if it is not visible
if (vrui.isUIHidden)
{
vrui.SetWorldPosition(viewMatrix.Forward, lookPosition, false);
}
vrui.Draw(Media, currentTime, Duration);
vrui.Render(deltaTime, viewMatrix, projectionMatrix, lookPosition, ShouldShowVRUI);
// Commits any pending changes to the TextureSwapChain, and advances its current index
AssertSuccess(eyeTexture.SwapTextureSet.Commit(), oculus, "Failed to commit the swap chain texture.");
//Console.WriteLine("xbox: " + ((hmd.ovr_GetConnectedControllerTypes() & OVRTypes.ControllerType.XBox) != 0));
//Console.WriteLine("remote: " + ((hmd.ovr_GetConnectedControllerTypes() & OVRTypes.ControllerType.Remote) != 0));
//Console.WriteLine("active: " + hmd.GetInputState(OVRTypes.ControllerType.Active));
//Console.WriteLine("buttons: " + hmd.GetInputState(OVRTypes.ControllerType.Remote).Buttons);
}
hmd.SubmitFrame(0, layers);
}
#endregion
//debugWindow.Stop();
waitForRendererStop.Set();
// Release all resources
primitive?.Dispose();
eyeTextures[0].Dispose();
eyeTextures[1].Dispose();
immediateContext.ClearState();
immediateContext.Flush();
}
}
Lock = false;
}
private static void Main()
{
RenderForm form = new RenderForm("OculusWrap SharpDX demo");
IntPtr sessionPtr;
InputLayout inputLayout = null;
Buffer contantBuffer = null;
Buffer vertexBuffer = null;
ShaderSignature shaderSignature = null;
PixelShader pixelShader = null;
ShaderBytecode pixelShaderByteCode = null;
VertexShader vertexShader = null;
ShaderBytecode vertexShaderByteCode = null;
Texture2D mirrorTextureD3D = null;
EyeTexture[] eyeTextures = null;
DeviceContext immediateContext = null;
DepthStencilState depthStencilState = null;
DepthStencilView depthStencilView = null;
Texture2D depthBuffer = null;
RenderTargetView backBufferRenderTargetView = null;
Texture2D backBuffer = null;
SharpDX.DXGI.SwapChain swapChain = null;
Factory factory = null;
MirrorTexture mirrorTexture = null;
Guid textureInterfaceId = new Guid("6f15aaf2-d208-4e89-9ab4-489535d34f9c"); // Interface ID of the Direct3D Texture2D interface.
Result result;
OvrWrap OVR = OvrWrap.Create();
// Define initialization parameters with debug flag.
InitParams initializationParameters = new InitParams();
initializationParameters.Flags = InitFlags.Debug | InitFlags.RequestVersion;
initializationParameters.RequestedMinorVersion = 17;
// Initialize the Oculus runtime.
string errorReason = null;
try
{
result = OVR.Initialize(initializationParameters);
if (result < Result.Success)
{
errorReason = result.ToString();
}
}
catch (Exception ex)
{
errorReason = ex.Message;
}
if (errorReason != null)
{
MessageBox.Show("Failed to initialize the Oculus runtime library:\r\n" + errorReason, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
// Use the head mounted display.
sessionPtr = IntPtr.Zero;
var graphicsLuid = new GraphicsLuid();
result = OVR.Create(ref sessionPtr, ref graphicsLuid);
if (result < Result.Success)
{
MessageBox.Show("The HMD is not enabled: " + result.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
var hmdDesc = OVR.GetHmdDesc(sessionPtr);
try
{
// Create a set of layers to submit.
eyeTextures = new EyeTexture[2];
// Create DirectX drawing device.
SharpDX.Direct3D11.Device device = new Device(SharpDX.Direct3D.DriverType.Hardware, DeviceCreationFlags.Debug);
// Create DirectX Graphics Interface factory, used to create the swap chain.
factory = new SharpDX.DXGI.Factory4();
immediateContext = device.ImmediateContext;
// Define the properties of the swap chain.
SwapChainDescription swapChainDescription = new SwapChainDescription();
swapChainDescription.BufferCount = 1;
swapChainDescription.IsWindowed = true;
swapChainDescription.OutputHandle = form.Handle;
swapChainDescription.SampleDescription = new SampleDescription(1, 0);
swapChainDescription.Usage = Usage.RenderTargetOutput | Usage.ShaderInput;
swapChainDescription.SwapEffect = SwapEffect.Sequential;
swapChainDescription.Flags = SwapChainFlags.AllowModeSwitch;
swapChainDescription.ModeDescription.Width = form.Width;
swapChainDescription.ModeDescription.Height = form.Height;
swapChainDescription.ModeDescription.Format = Format.R8G8B8A8_UNorm;
swapChainDescription.ModeDescription.RefreshRate.Numerator = 0;
swapChainDescription.ModeDescription.RefreshRate.Denominator = 1;
// Create the swap chain.
swapChain = new SwapChain(factory, device, swapChainDescription);
// Retrieve the back buffer of the swap chain.
backBuffer = swapChain.GetBackBuffer <Texture2D>(0);
backBufferRenderTargetView = new RenderTargetView(device, backBuffer);
// Create a depth buffer, using the same width and height as the back buffer.
Texture2DDescription depthBufferDescription = new Texture2DDescription();
depthBufferDescription.Format = Format.D32_Float;
depthBufferDescription.ArraySize = 1;
depthBufferDescription.MipLevels = 1;
depthBufferDescription.Width = form.Width;
depthBufferDescription.Height = form.Height;
depthBufferDescription.SampleDescription = new SampleDescription(1, 0);
depthBufferDescription.Usage = ResourceUsage.Default;
depthBufferDescription.BindFlags = BindFlags.DepthStencil;
depthBufferDescription.CpuAccessFlags = CpuAccessFlags.None;
depthBufferDescription.OptionFlags = ResourceOptionFlags.None;
// Define how the depth buffer will be used to filter out objects, based on their distance from the viewer.
DepthStencilStateDescription depthStencilStateDescription = new DepthStencilStateDescription();
depthStencilStateDescription.IsDepthEnabled = true;
depthStencilStateDescription.DepthComparison = Comparison.Less;
depthStencilStateDescription.DepthWriteMask = DepthWriteMask.Zero;
// Create the depth buffer.
depthBuffer = new Texture2D(device, depthBufferDescription);
depthStencilView = new DepthStencilView(device, depthBuffer);
depthStencilState = new DepthStencilState(device, depthStencilStateDescription);
var viewport = new Viewport(0, 0, hmdDesc.Resolution.Width, hmdDesc.Resolution.Height, 0.0f, 1.0f);
immediateContext.OutputMerger.SetDepthStencilState(depthStencilState);
immediateContext.OutputMerger.SetRenderTargets(depthStencilView, backBufferRenderTargetView);
immediateContext.Rasterizer.SetViewport(viewport);
// Retrieve the DXGI device, in order to set the maximum frame latency.
using (SharpDX.DXGI.Device1 dxgiDevice = device.QueryInterface <SharpDX.DXGI.Device1>())
{
dxgiDevice.MaximumFrameLatency = 1;
}
var layerEyeFov = new LayerEyeFov();
layerEyeFov.Header.Type = LayerType.EyeFov;
layerEyeFov.Header.Flags = LayerFlags.None;
for (int eyeIndex = 0; eyeIndex < 2; eyeIndex++)
{
EyeType eye = (EyeType)eyeIndex;
var eyeTexture = new EyeTexture();
eyeTextures[eyeIndex] = eyeTexture;
// Retrieve size and position of the texture for the current eye.
eyeTexture.FieldOfView = hmdDesc.DefaultEyeFov[eyeIndex];
eyeTexture.TextureSize = OVR.GetFovTextureSize(sessionPtr, eye, hmdDesc.DefaultEyeFov[eyeIndex], 1.0f);
eyeTexture.RenderDescription = OVR.GetRenderDesc(sessionPtr, eye, hmdDesc.DefaultEyeFov[eyeIndex]);
eyeTexture.HmdToEyeViewOffset = eyeTexture.RenderDescription.HmdToEyePose.Position;
eyeTexture.ViewportSize.Position = new Vector2i(0, 0);
eyeTexture.ViewportSize.Size = eyeTexture.TextureSize;
eyeTexture.Viewport = new Viewport(0, 0, eyeTexture.TextureSize.Width, eyeTexture.TextureSize.Height, 0.0f, 1.0f);
// Define a texture at the size recommended for the eye texture.
eyeTexture.Texture2DDescription = new Texture2DDescription();
eyeTexture.Texture2DDescription.Width = eyeTexture.TextureSize.Width;
eyeTexture.Texture2DDescription.Height = eyeTexture.TextureSize.Height;
eyeTexture.Texture2DDescription.ArraySize = 1;
eyeTexture.Texture2DDescription.MipLevels = 1;
eyeTexture.Texture2DDescription.Format = Format.R8G8B8A8_UNorm;
eyeTexture.Texture2DDescription.SampleDescription = new SampleDescription(1, 0);
eyeTexture.Texture2DDescription.Usage = ResourceUsage.Default;
eyeTexture.Texture2DDescription.CpuAccessFlags = CpuAccessFlags.None;
eyeTexture.Texture2DDescription.BindFlags = BindFlags.ShaderResource | BindFlags.RenderTarget;
// Convert the SharpDX texture description to the Oculus texture swap chain description.
TextureSwapChainDesc textureSwapChainDesc = SharpDXHelpers.CreateTextureSwapChainDescription(eyeTexture.Texture2DDescription);
// Create a texture swap chain, which will contain the textures to render to, for the current eye.
IntPtr textureSwapChainPtr;
result = OVR.CreateTextureSwapChainDX(sessionPtr, device.NativePointer, ref textureSwapChainDesc, out textureSwapChainPtr);
WriteErrorDetails(OVR, result, "Failed to create swap chain.");
eyeTexture.SwapTextureSet = new TextureSwapChain(OVR, sessionPtr, textureSwapChainPtr);
// Retrieve the number of buffers of the created swap chain.
int textureSwapChainBufferCount;
result = eyeTexture.SwapTextureSet.GetLength(out textureSwapChainBufferCount);
WriteErrorDetails(OVR, result, "Failed to retrieve the number of buffers of the created swap chain.");
// Create room for each DirectX texture in the SwapTextureSet.
eyeTexture.Textures = new Texture2D[textureSwapChainBufferCount];
eyeTexture.RenderTargetViews = new RenderTargetView[textureSwapChainBufferCount];
// Create a texture 2D and a render target view, for each unmanaged texture contained in the SwapTextureSet.
for (int textureIndex = 0; textureIndex < textureSwapChainBufferCount; textureIndex++)
{
// Retrieve the Direct3D texture contained in the Oculus TextureSwapChainBuffer.
IntPtr swapChainTextureComPtr = IntPtr.Zero;
result = eyeTexture.SwapTextureSet.GetBufferDX(textureIndex, textureInterfaceId, out swapChainTextureComPtr);
WriteErrorDetails(OVR, result, "Failed to retrieve a texture from the created swap chain.");
// Create a managed Texture2D, based on the unmanaged texture pointer.
eyeTexture.Textures[textureIndex] = new Texture2D(swapChainTextureComPtr);
// Create a render target view for the current Texture2D.
eyeTexture.RenderTargetViews[textureIndex] = new RenderTargetView(device, eyeTexture.Textures[textureIndex]);
}
// Define the depth buffer, at the size recommended for the eye texture.
eyeTexture.DepthBufferDescription = new Texture2DDescription();
eyeTexture.DepthBufferDescription.Format = Format.D32_Float;
eyeTexture.DepthBufferDescription.Width = eyeTexture.TextureSize.Width;
eyeTexture.DepthBufferDescription.Height = eyeTexture.TextureSize.Height;
eyeTexture.DepthBufferDescription.ArraySize = 1;
eyeTexture.DepthBufferDescription.MipLevels = 1;
eyeTexture.DepthBufferDescription.SampleDescription = new SampleDescription(1, 0);
eyeTexture.DepthBufferDescription.Usage = ResourceUsage.Default;
eyeTexture.DepthBufferDescription.BindFlags = BindFlags.DepthStencil;
eyeTexture.DepthBufferDescription.CpuAccessFlags = CpuAccessFlags.None;
eyeTexture.DepthBufferDescription.OptionFlags = ResourceOptionFlags.None;
// Create the depth buffer.
eyeTexture.DepthBuffer = new Texture2D(device, eyeTexture.DepthBufferDescription);
eyeTexture.DepthStencilView = new DepthStencilView(device, eyeTexture.DepthBuffer);
// Specify the texture to show on the HMD.
if (eyeIndex == 0)
{
layerEyeFov.ColorTextureLeft = eyeTexture.SwapTextureSet.TextureSwapChainPtr;
layerEyeFov.ViewportLeft.Position = new Vector2i(0, 0);
layerEyeFov.ViewportLeft.Size = eyeTexture.TextureSize;
layerEyeFov.FovLeft = eyeTexture.FieldOfView;
}
else
{
layerEyeFov.ColorTextureRight = eyeTexture.SwapTextureSet.TextureSwapChainPtr;
layerEyeFov.ViewportRight.Position = new Vector2i(0, 0);
layerEyeFov.ViewportRight.Size = eyeTexture.TextureSize;
layerEyeFov.FovRight = eyeTexture.FieldOfView;
}
}
MirrorTextureDesc mirrorTextureDescription = new MirrorTextureDesc();
mirrorTextureDescription.Format = TextureFormat.R8G8B8A8_UNorm_SRgb;
mirrorTextureDescription.Width = form.Width;
mirrorTextureDescription.Height = form.Height;
mirrorTextureDescription.MiscFlags = TextureMiscFlags.None;
// Create the texture used to display the rendered result on the computer monitor.
IntPtr mirrorTexturePtr;
result = OVR.CreateMirrorTextureDX(sessionPtr, device.NativePointer, ref mirrorTextureDescription, out mirrorTexturePtr);
WriteErrorDetails(OVR, result, "Failed to create mirror texture.");
mirrorTexture = new MirrorTexture(OVR, sessionPtr, mirrorTexturePtr);
// Retrieve the Direct3D texture contained in the Oculus MirrorTexture.
IntPtr mirrorTextureComPtr = IntPtr.Zero;
result = mirrorTexture.GetBufferDX(textureInterfaceId, out mirrorTextureComPtr);
WriteErrorDetails(OVR, result, "Failed to retrieve the texture from the created mirror texture buffer.");
// Create a managed Texture2D, based on the unmanaged texture pointer.
mirrorTextureD3D = new Texture2D(mirrorTextureComPtr);
#region Vertex and pixel shader
// Create vertex shader.
vertexShaderByteCode = ShaderBytecode.CompileFromFile("Shaders.fx", "VertexShaderPositionColor", "vs_4_0");
vertexShader = new VertexShader(device, vertexShaderByteCode);
// Create pixel shader.
pixelShaderByteCode = ShaderBytecode.CompileFromFile("Shaders.fx", "PixelShaderPositionColor", "ps_4_0");
pixelShader = new PixelShader(device, pixelShaderByteCode);
shaderSignature = ShaderSignature.GetInputSignature(vertexShaderByteCode);
// Specify that each vertex consists of a single vertex position and color.
InputElement[] inputElements = new InputElement[]
{
new InputElement("POSITION", 0, Format.R32G32B32A32_Float, 0, 0),
new InputElement("COLOR", 0, Format.R32G32B32A32_Float, 16, 0)
};
// Define an input layout to be passed to the vertex shader.
inputLayout = new InputLayout(device, shaderSignature, inputElements);
// Create a vertex buffer, containing our 3D model.
vertexBuffer = Buffer.Create(device, BindFlags.VertexBuffer, m_vertices);
// Create a constant buffer, to contain our WorldViewProjection matrix, that will be passed to the vertex shader.
contantBuffer = new Buffer(device, Utilities.SizeOf <Matrix>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0);
// Setup the immediate context to use the shaders and model we defined.
immediateContext.InputAssembler.InputLayout = inputLayout;
immediateContext.InputAssembler.PrimitiveTopology = PrimitiveTopology.TriangleList;
immediateContext.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(vertexBuffer, sizeof(float) * 4 * 2, 0));
immediateContext.VertexShader.SetConstantBuffer(0, contantBuffer);
immediateContext.VertexShader.Set(vertexShader);
immediateContext.PixelShader.Set(pixelShader);
#endregion
DateTime startTime = DateTime.Now;
Vector3 position = new Vector3(0, 0, -1);
#region Render loop
RenderLoop.Run(form, () =>
{
Vector3f[] hmdToEyeViewOffsets = { eyeTextures[0].HmdToEyeViewOffset, eyeTextures[1].HmdToEyeViewOffset };
double displayMidpoint = OVR.GetPredictedDisplayTime(sessionPtr, 0);
TrackingState trackingState = OVR.GetTrackingState(sessionPtr, displayMidpoint, true);
Posef[] eyePoses = new Posef[2];
// Calculate the position and orientation of each eye.
OVR.CalcEyePoses(trackingState.HeadPose.ThePose, hmdToEyeViewOffsets, ref eyePoses);
float timeSinceStart = (float)(DateTime.Now - startTime).TotalSeconds;
for (int eyeIndex = 0; eyeIndex < 2; eyeIndex++)
{
EyeType eye = (EyeType)eyeIndex;
EyeTexture eyeTexture = eyeTextures[eyeIndex];
if (eyeIndex == 0)
{
layerEyeFov.RenderPoseLeft = eyePoses[0];
}
else
{
layerEyeFov.RenderPoseRight = eyePoses[1];
}
// Update the render description at each frame, as the HmdToEyeOffset can change at runtime.
eyeTexture.RenderDescription = OVR.GetRenderDesc(sessionPtr, eye, hmdDesc.DefaultEyeFov[eyeIndex]);
// Retrieve the index of the active texture
int textureIndex;
result = eyeTexture.SwapTextureSet.GetCurrentIndex(out textureIndex);
WriteErrorDetails(OVR, result, "Failed to retrieve texture swap chain current index.");
immediateContext.OutputMerger.SetRenderTargets(eyeTexture.DepthStencilView, eyeTexture.RenderTargetViews[textureIndex]);
immediateContext.ClearRenderTargetView(eyeTexture.RenderTargetViews[textureIndex], Color.Black);
immediateContext.ClearDepthStencilView(eyeTexture.DepthStencilView, DepthStencilClearFlags.Depth | DepthStencilClearFlags.Stencil, 1.0f, 0);
immediateContext.Rasterizer.SetViewport(eyeTexture.Viewport);
// Retrieve the eye rotation quaternion and use it to calculate the LookAt direction and the LookUp direction.
Quaternion rotationQuaternion = SharpDXHelpers.ToQuaternion(eyePoses[eyeIndex].Orientation);
Matrix rotationMatrix = Matrix.RotationQuaternion(rotationQuaternion);
Vector3 lookUp = Vector3.Transform(new Vector3(0, -1, 0), rotationMatrix).ToVector3();
Vector3 lookAt = Vector3.Transform(new Vector3(0, 0, 1), rotationMatrix).ToVector3();
Vector3 viewPosition = position - eyePoses[eyeIndex].Position.ToVector3();
Matrix world = Matrix.Scaling(0.1f) * Matrix.RotationX(timeSinceStart / 10f) * Matrix.RotationY(timeSinceStart * 2 / 10f) * Matrix.RotationZ(timeSinceStart * 3 / 10f);
Matrix viewMatrix = Matrix.LookAtLH(viewPosition, viewPosition + lookAt, lookUp);
Matrix projectionMatrix = OVR.Matrix4f_Projection(eyeTexture.FieldOfView, 0.1f, 100.0f, ProjectionModifier.LeftHanded).ToMatrix();
projectionMatrix.Transpose();
Matrix worldViewProjection = world * viewMatrix * projectionMatrix;
worldViewProjection.Transpose();
// Update the transformation matrix.
immediateContext.UpdateSubresource(ref worldViewProjection, contantBuffer);
// Draw the cube
immediateContext.Draw(m_vertices.Length / 2, 0);
// Commits any pending changes to the TextureSwapChain, and advances its current index
result = eyeTexture.SwapTextureSet.Commit();
WriteErrorDetails(OVR, result, "Failed to commit the swap chain texture.");
}
result = OVR.SubmitFrame(sessionPtr, 0L, IntPtr.Zero, ref layerEyeFov);
WriteErrorDetails(OVR, result, "Failed to submit the frame of the current layers.");
immediateContext.CopyResource(mirrorTextureD3D, backBuffer);
swapChain.Present(0, PresentFlags.None);
});
#endregion
}
finally
{
if (immediateContext != null)
{
immediateContext.ClearState();
immediateContext.Flush();
}
// Release all resources
Dispose(inputLayout);
Dispose(contantBuffer);
Dispose(vertexBuffer);
Dispose(shaderSignature);
Dispose(pixelShader);
Dispose(pixelShaderByteCode);
Dispose(vertexShader);
Dispose(vertexShaderByteCode);
Dispose(mirrorTextureD3D);
Dispose(mirrorTexture);
Dispose(eyeTextures[0]);
Dispose(eyeTextures[1]);
Dispose(immediateContext);
Dispose(depthStencilState);
Dispose(depthStencilView);
Dispose(depthBuffer);
Dispose(backBufferRenderTargetView);
Dispose(backBuffer);
Dispose(swapChain);
Dispose(factory);
// Disposing the device, before the hmd, will cause the hmd to fail when disposing.
// Disposing the device, after the hmd, will cause the dispose of the device to fail.
// It looks as if the hmd steals ownership of the device and destroys it, when it's shutting down.
// device.Dispose();
OVR.Destroy(sessionPtr);
}
}
public void Start()
{
running = true;
Task.Factory.StartNew(() =>
{
form = new SharpDX.Windows.RenderForm("Oculus UI Debug");
form.Width = 1024 + 16;
form.Height = 512 + 39;
form.AllowUserResizing = false;
// Create DirectX drawing device.
SharpDX.Direct3D11.Device device = new Device(SharpDX.Direct3D.DriverType.Hardware, DeviceCreationFlags.Debug);
// Create DirectX Graphics Interface factory, used to create the swap chain.
Factory factory = new Factory();
DeviceContext immediateContext = device.ImmediateContext;
// Define the properties of the swap chain.
SwapChainDescription swapChainDescription = new SwapChainDescription();
swapChainDescription.BufferCount = 1;
swapChainDescription.IsWindowed = true;
swapChainDescription.OutputHandle = form.Handle;
swapChainDescription.SampleDescription = new SampleDescription(1, 0);
swapChainDescription.Usage = Usage.RenderTargetOutput | Usage.ShaderInput;
swapChainDescription.SwapEffect = SwapEffect.Sequential;
swapChainDescription.Flags = SwapChainFlags.AllowModeSwitch;
swapChainDescription.ModeDescription.Width = 1024;
swapChainDescription.ModeDescription.Height = 512;
swapChainDescription.ModeDescription.Format = Format.R8G8B8A8_UNorm;
swapChainDescription.ModeDescription.RefreshRate.Numerator = 0;
swapChainDescription.ModeDescription.RefreshRate.Denominator = 1;
// Create the swap chain.
SharpDX.DXGI.SwapChain swapChain = new SwapChain(factory, device, swapChainDescription);
// Retrieve the back buffer of the swap chain.
Texture2D backBuffer = swapChain.GetBackBuffer <Texture2D>(0);
RenderTargetView backBufferRenderTargetView = new RenderTargetView(device, backBuffer);
// Create a depth buffer, using the same width and height as the back buffer.
Texture2DDescription depthBufferDescription = new Texture2DDescription();
depthBufferDescription.Format = Format.D32_Float;
depthBufferDescription.ArraySize = 1;
depthBufferDescription.MipLevels = 1;
depthBufferDescription.Width = 1024;
depthBufferDescription.Height = 512;
depthBufferDescription.SampleDescription = new SampleDescription(1, 0);
depthBufferDescription.Usage = ResourceUsage.Default;
depthBufferDescription.BindFlags = BindFlags.DepthStencil;
depthBufferDescription.CpuAccessFlags = CpuAccessFlags.None;
depthBufferDescription.OptionFlags = ResourceOptionFlags.None;
// Define how the depth buffer will be used to filter out objects, based on their distance from the viewer.
DepthStencilStateDescription depthStencilStateDescription = new DepthStencilStateDescription();
depthStencilStateDescription.IsDepthEnabled = true;
depthStencilStateDescription.DepthComparison = Comparison.Less;
depthStencilStateDescription.DepthWriteMask = DepthWriteMask.Zero;
// Create the depth buffer.
Texture2D depthBuffer = new Texture2D(device, depthBufferDescription);
DepthStencilView depthStencilView = new DepthStencilView(device, depthBuffer);
DepthStencilState depthStencilState = new DepthStencilState(device, depthStencilStateDescription);
Viewport viewport = new Viewport(0, 0, 1024, 512, 0.0f, 1.0f);
immediateContext.OutputMerger.SetDepthStencilState(depthStencilState);
immediateContext.OutputMerger.SetRenderTargets(depthStencilView, backBufferRenderTargetView);
immediateContext.Rasterizer.SetViewport(viewport);
SharpDX.Toolkit.Graphics.GraphicsDevice gd = SharpDX.Toolkit.Graphics.GraphicsDevice.New(device);
var blendStateDescription = new BlendStateDescription();
blendStateDescription.AlphaToCoverageEnable = false;
blendStateDescription.RenderTarget[0].IsBlendEnabled = true;
blendStateDescription.RenderTarget[0].SourceBlend = BlendOption.SourceAlpha;
blendStateDescription.RenderTarget[0].DestinationBlend = BlendOption.InverseSourceAlpha;
blendStateDescription.RenderTarget[0].BlendOperation = BlendOperation.Add;
blendStateDescription.RenderTarget[0].SourceAlphaBlend = BlendOption.Zero;
blendStateDescription.RenderTarget[0].DestinationAlphaBlend = BlendOption.Zero;
blendStateDescription.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
blendStateDescription.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
var blendState = SharpDX.Toolkit.Graphics.BlendState.New(gd, blendStateDescription);
gd.SetBlendState(blendState);
var resource = sharedTexture.QueryInterface <SharpDX.DXGI.Resource>();
var texture = device.OpenSharedResource <Texture2D>(resource.SharedHandle);
var basicEffect = new SharpDX.Toolkit.Graphics.BasicEffect(gd);
basicEffect.PreferPerPixelLighting = false;
basicEffect.Texture = SharpDX.Toolkit.Graphics.Texture2D.New(gd, texture);
basicEffect.TextureEnabled = true;
basicEffect.LightingEnabled = false;
// background texture
var backgroundTexture = SharpDX.Toolkit.Graphics.Texture2D.Load(gd, "Graphics/debug.png");
var backEffect = new SharpDX.Toolkit.Graphics.BasicEffect(gd);
backEffect.PreferPerPixelLighting = false;
backEffect.Texture = backgroundTexture;
backEffect.TextureEnabled = true;
backEffect.LightingEnabled = false;
var primitive = SharpDX.Toolkit.Graphics.GeometricPrimitive.Plane.New(gd, 2f, 2f, 1);
// Retrieve the DXGI device, in order to set the maximum frame latency.
using (SharpDX.DXGI.Device1 dxgiDevice = device.QueryInterface <SharpDX.DXGI.Device1>())
{
dxgiDevice.MaximumFrameLatency = 1;
}
RenderLoop.Run(form, () =>
{
immediateContext.ClearRenderTargetView(backBufferRenderTargetView, new Color4(1f, 0.5f, 0.3f, 1f));
immediateContext.ClearDepthStencilView(depthStencilView, DepthStencilClearFlags.Depth | DepthStencilClearFlags.Stencil, 1.0f, 0);
backEffect.World = basicEffect.World = Matrix.Identity;
backEffect.View = basicEffect.View = Matrix.Identity;
backEffect.Projection = basicEffect.Projection = Matrix.Identity;
primitive.Draw(backEffect);
primitive.Draw(basicEffect);
swapChain.Present(0, PresentFlags.None);
if (!running)
{
form.Close();
}
});
});
}
/// <summary>
/// deviceを作成します。
/// </summary>
/// <param name="control">レンダリング先となるcontrol</param>
/// <param name="ocu_config">設定</param>
/// <returns>deviceの作成に成功したか</returns>
public bool InitializeApplication(Control control, OcuConfig ocu_config)
{
this.ocu_config = ocu_config;
oculus = new OculusWrap.Wrap();
// Initialize the Oculus runtime.
bool success = oculus.Initialize();
if (!success)
{
MessageBox.Show("Failed to initialize the Oculus runtime library.", "Uh oh", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(false);
}
// Use the head mounted display, if it's available, otherwise use the debug HMD.
int numberOfHeadMountedDisplays = oculus.Hmd_Detect();
if (numberOfHeadMountedDisplays > 0)
{
hmd = oculus.Hmd_Create(0);
}
else
{
hmd = oculus.Hmd_CreateDebug(OculusWrap.OVR.HmdType.DK2);
}
if (hmd == null)
{
MessageBox.Show("Oculus Rift not detected.", "Uh oh", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(false);
}
if (hmd.ProductName == string.Empty)
{
MessageBox.Show("The HMD is not enabled.", "There's a tear in the Rift", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
// Specify which head tracking capabilities to enable.
hmd.SetEnabledCaps(OculusWrap.OVR.HmdCaps.LowPersistence | OculusWrap.OVR.HmdCaps.DynamicPrediction);
// Start the sensor which informs of the Rift's pose and motion
hmd.ConfigureTracking(OculusWrap.OVR.TrackingCaps.ovrTrackingCap_Orientation | OculusWrap.OVR.TrackingCaps.ovrTrackingCap_MagYawCorrection | OculusWrap.OVR.TrackingCaps.ovrTrackingCap_Position, OculusWrap.OVR.TrackingCaps.None);
// Create DirectX drawing device.
device = new Device(SharpDX.Direct3D.DriverType.Hardware, DeviceCreationFlags.None);
ctx = device.ImmediateContext;
Stopwatch sw = new Stopwatch();
sw.Start();
string effect_file = Path.Combine(Application.StartupPath, @"toonshader.fx.bin");
if (!File.Exists(effect_file))
{
Console.WriteLine("File not found: " + effect_file);
return(false);
}
try
{
var shader_bytecode = ShaderBytecode.FromFile(effect_file);
effect = new Effect(device, shader_bytecode);
}
catch (SharpDX.CompilationException e)
{
Console.WriteLine(e.Message + ": " + effect_file);
return(false);
}
sw.Stop();
Console.WriteLine("toonshader.fx.bin read time: " + sw.Elapsed);
string techmap_file = Path.Combine(Application.StartupPath, @"techmap.txt");
if (!File.Exists(techmap_file))
{
Console.WriteLine("File not found: " + techmap_file);
return(false);
}
techmap.Load(techmap_file);
control.MouseDown += new MouseEventHandler(form_OnMouseDown);
// Define the properties of the swap chain.
SwapChainDescription swapChainDescription = DefineSwapChainDescription(control);
// Create DirectX Graphics Interface factory, used to create the swap chain.
dxgi_factory = new SharpDX.DXGI.Factory();
// Create the swap chain.
swap_chain = new SwapChain(dxgi_factory, device, swapChainDescription);
// Retrieve the back buffer of the swap chain.
buf0 = swap_chain.GetBackBuffer <Texture2D>(0);
buf0_view = new RenderTargetView(device, buf0);
// Create a depth buffer, using the same width and height as the back buffer.
Texture2DDescription depthBufferDescription = DefineDepthBufferDescription(control);
// Create the depth buffer.
ztex = new Texture2D(device, depthBufferDescription);
ztex_view = new DepthStencilView(device, ztex);
ctx.OutputMerger.SetRenderTargets(ztex_view, buf0_view);
viewport = new Viewport(0, 0, hmd.Resolution.Width, hmd.Resolution.Height, 0.0f, 1.0f);
ctx.Rasterizer.SetViewport(viewport);
// Retrieve the DXGI device, in order to set the maximum frame latency.
using (SharpDX.DXGI.Device1 dxgiDevice = device.QueryInterface <SharpDX.DXGI.Device1>())
{
dxgiDevice.MaximumFrameLatency = 1;
}
layers = new OculusWrap.Layers();
layer_eye_fov = layers.AddLayerEyeFov();
CreateEyeTextures();
CreateMirrorTexture(control);
World_variable = effect.GetVariableBySemantic("World").AsMatrix();
WorldView_variable = effect.GetVariableBySemantic("WorldView").AsMatrix();
WorldViewProjection_variable = effect.GetVariableBySemantic("WorldViewProjection").AsMatrix();
/* for HUD */
Projection_variable = effect.GetVariableBySemantic("Projection").AsMatrix();
LocalBoneMats_variable = effect.GetVariableByName("LocalBoneMats").AsMatrix();
LightDirForced_variable = effect.GetVariableByName("LightDirForced").AsVector();
UVSCR_variable = effect.GetVariableByName("UVSCR").AsVector();
cb_variable = effect.GetConstantBufferByName("cb");
ShadeTex_texture_variable = effect.GetVariableByName("ShadeTex_texture").AsShaderResource();
ColorTex_texture_variable = effect.GetVariableByName("ColorTex_texture").AsShaderResource();
//figures.Camera = camera;
figures.TSOFileOpen += delegate(TSOFile tso)
{
tso.Open(device, effect);
techmap.AssignTechniqueIndices(tso);
};
// Define an input layout to be passed to the vertex shader.
var technique = effect.GetTechniqueByIndex(0);
il = new InputLayout(device, technique.GetPassByIndex(0).Description.Signature, TSOSubMesh.ie);
// Setup the immediate context to use the shaders and model we defined.
ctx.InputAssembler.InputLayout = il;
DefineBlendState();
DefineDepthStencilState();
DefineRasterizerState();
main_camera = new Camera()
{
Position = ocu_config.Position,
Rotation = Quaternion.Identity,
};
directInput = new DirectInput();
keyboard = new Keyboard(directInput);
keyboard.Acquire();
keyboardState = keyboard.GetCurrentState();
return(true);
}
/// <summary>
/// OVR initialization
/// </summary>
private void OVRInitialization()
{
try
{
this.adapter.GraphicsDevice.IsSrgbModeEnabled = true;
var renderTargetManager = this.adapter.Graphics.RenderTargetManager as RenderTargetManager;
// Specify which head tracking capabilities to enable.
this.Hmd.SetEnabledCaps(OVR.HmdCaps.DebugDevice);
// Start the sensor which informs of the Rift's pose and motion
this.Hmd.ConfigureTracking(OVR.TrackingCaps.ovrTrackingCap_Orientation | OVR.TrackingCaps.ovrTrackingCap_MagYawCorrection | OVR.TrackingCaps.ovrTrackingCap_Position, OVR.TrackingCaps.None);
OVR.ovrResult result;
// Retrieve the DXGI device, in order to set the maximum frame latency.
using (SharpDX.DXGI.Device1 dxgiDevice = device.QueryInterface <SharpDX.DXGI.Device1>())
{
dxgiDevice.MaximumFrameLatency = 1;
}
this.ovrLayers = new Layers();
this.layerEyeFov = this.ovrLayers.AddLayerEyeFov();
// Create a set of layers to submit.
this.eyeTextures = new OculusVREyeTexture[2];
this.eyePoses = new VREyePose[3];
this.oculusEyePoses = new OVR.Posef[2];
this.hmdToEyeViewOffsets = new OVR.Vector3f[2];
result = this.CreateVRSwapTextureSet();
OculusVRHelpers.WriteErrorDetails(this.Oculus, result, "Failed to create swap texture set.");
for (int eyeIndex = 0; eyeIndex < 2; eyeIndex++)
{
OVR.EyeType eye = (OVR.EyeType)eyeIndex;
OculusVREyeTexture eyeTexture = new OculusVREyeTexture();
this.eyeTextures[eyeIndex] = eyeTexture;
// Retrieve size and position of the texture for the current eye.
eyeTexture.FieldOfView = this.Hmd.DefaultEyeFov[eyeIndex];
eyeTexture.NearPlane = DefaultNearClip;
eyeTexture.FarPlane = DefaultFarClip;
eyeTexture.TextureSize = new OVR.Sizei(this.swapRenderTargets[0].Width, this.swapRenderTargets[0].Height);
eyeTexture.RenderDescription = this.Hmd.GetRenderDesc(eye, this.Hmd.DefaultEyeFov[eyeIndex]);
eyeTexture.HmdToEyeViewOffset = eyeTexture.RenderDescription.HmdToEyeViewOffset;
eyeTexture.ViewportSize.Position = new OVR.Vector2i(this.recommendedTextureSize[0].Width * eyeIndex, 0);
eyeTexture.ViewportSize.Size = this.recommendedTextureSize[eyeIndex];
eyeTexture.Viewport = new Viewport(
eyeTexture.ViewportSize.Position.x / (float)this.swapRenderTargets[0].Width,
eyeTexture.ViewportSize.Position.y / (float)this.swapRenderTargets[0].Height,
eyeTexture.ViewportSize.Size.Width / (float)this.swapRenderTargets[0].Width,
eyeTexture.ViewportSize.Size.Height / (float)this.swapRenderTargets[0].Height,
0.0f,
1.0f);
this.hmdToEyeViewOffsets[eyeIndex] = eyeTexture.HmdToEyeViewOffset;
// Specify the texture to show on the HMD.
this.layerEyeFov.ColorTexture[eyeIndex] = this.eyeSwapTextureSet.SwapTextureSetPtr;
this.layerEyeFov.Viewport[eyeIndex] = eyeTexture.ViewportSize;
this.layerEyeFov.Fov[eyeIndex] = eyeTexture.FieldOfView;
this.layerEyeFov.Header.Flags = OVR.LayerFlags.HighQuality;
}
// Define the texture used to display the rendered result on the computer monitor.
Texture2DDescription mirrorTextureDescription = new Texture2DDescription();
mirrorTextureDescription.Width = this.Width;
mirrorTextureDescription.Height = this.Height;
mirrorTextureDescription.ArraySize = 1;
mirrorTextureDescription.MipLevels = 1;
mirrorTextureDescription.Format = Format.R8G8B8A8_UNorm_SRgb;
mirrorTextureDescription.SampleDescription = new SampleDescription(1, 0);
mirrorTextureDescription.Usage = ResourceUsage.Default;
mirrorTextureDescription.CpuAccessFlags = CpuAccessFlags.None;
mirrorTextureDescription.BindFlags = BindFlags.ShaderResource | BindFlags.RenderTarget;
// Convert the SharpDX texture description to the native Direct3D texture description.
OVR.D3D11.D3D11_TEXTURE2D_DESC mirrorTextureDescriptionD3D11 = OculusVRHelpers.CreateTexture2DDescription(mirrorTextureDescription);
OculusWrap.D3D11.MirrorTexture mirrorTexture;
// Create the texture used to display the rendered result on the computer monitor.
result = this.Hmd.CreateMirrorTextureD3D11(device.NativePointer, ref mirrorTextureDescriptionD3D11, OVR.D3D11.SwapTextureSetD3D11Flags.None, out mirrorTexture);
OculusVRHelpers.WriteErrorDetails(this.Oculus, result, "Failed to create mirror texture.");
this.mirrorTexture = new Texture2D(mirrorTexture.Texture.Texture);
this.HMDMirrorRenderTarget = renderTargetManager.CreateRenderTarget(this.mirrorTexture.NativePointer);
WaveServices.RegisterService(new OculusVRService(this));
this.IsConnected = true;
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public void CloseD3D11()
{
CloseSharedResource();
if (_mainRenderTargerView != null)
{
_mainRenderTargerView.Dispose();
_mainRenderTargerView = null;
}
if (_vertexShaderConstansData != IntPtr.Zero)
{
Marshal.FreeHGlobal(_vertexShaderConstansData);
_vertexShaderConstansData = IntPtr.Zero;
}
if (_swapChain != null)
{
_swapChain.Dispose();
_swapChain = null;
}
if (_dxgiFactory != null)
{
_dxgiFactory.Dispose();
_dxgiFactory = null;
}
if (_dxiAdapter != null)
{
_dxiAdapter.Dispose();
_dxiAdapter = null;
}
if (_d3d11Device != null)
{
_d3d11Device.Dispose();
_d3d11Device = null;
}
if (_dxgiDevice != null)
{
_dxgiDevice.Dispose();
_dxgiDevice = null;
}
if (_vertexShader != null)
{
_vertexShader.Dispose();
_vertexShader = null;
}
if (_pixelShader != null)
{
_pixelShader.Dispose();
_pixelShader = null;
}
if (_vertexShaderConstans != null)
{
_vertexShaderConstans.Dispose();
_vertexShaderConstans = null;
}
if (_samplerState != null)
{
_samplerState.Dispose();
_samplerState = null;
}
if (_rasterizerState != null)
{
_rasterizerState.Dispose();
_rasterizerState = null;
}
if (_inputLayout != null)
{
_inputLayout.Dispose();
_inputLayout = null;
}
}
public void InitializeD3D11(IntPtr wndHandle, int width, int height)
{
CloseD3D11();
_dxgiFactory = new Factory1();
_dxiAdapter = _dxgiFactory.Adapters[0];
_d3d11Device = new Device(_dxiAdapter, DeviceCreationFlags.BgraSupport, FeatureLevel.Level_11_0);
_dxgiDevice = _d3d11Device.QueryInterface <DXGIDevice>();
_dxgiDevice.MaximumFrameLatency = 1;
// Compile Vertex and Pixel shaders
var vertexShaderByteCode = ShaderBytecode.CompileFromFile("VSShader.fx", "main", "vs_4_0", ShaderFlags.None, EffectFlags.None);
_vertexShader = new VertexShader(_d3d11Device, vertexShaderByteCode);
var pixelShaderByteCode = ShaderBytecode.CompileFromFile("PSShader.fx", "main", "ps_4_0", ShaderFlags.None, EffectFlags.None);
_pixelShader = new PixelShader(_d3d11Device, pixelShaderByteCode);
InputElement[] inputElements = new InputElement[3];
inputElements[0] = new InputElement("POSITION", 0, Format.R32G32B32_Float, 0, 0, InputClassification.PerVertexData, 0);
inputElements[1] = new InputElement("TEXCOORD", 0, Format.R32G32_Float, 12, 0, InputClassification.PerVertexData, 0);
inputElements[2] = new InputElement("COLOR", 0, Format.R32G32B32A32_Float, 20, 0, InputClassification.PerVertexData, 0);
_inputLayout = new InputLayout(_d3d11Device, vertexShaderByteCode, inputElements);
BufferDescription vertexShaderDesc = new BufferDescription(Matrix.SizeInBytes * 2, BindFlags.ConstantBuffer, ResourceUsage.Default);
_vertexShaderConstans = new Buffer(_d3d11Device, vertexShaderDesc);
SamplerStateDescription samplerStateDescription = new SamplerStateDescription();
samplerStateDescription.Filter = Filter.MinMagMipLinear;
samplerStateDescription.AddressU = TextureAddressMode.Clamp;
samplerStateDescription.AddressV = TextureAddressMode.Clamp;
samplerStateDescription.AddressW = TextureAddressMode.Clamp;
samplerStateDescription.MipLodBias = 0.0f;
samplerStateDescription.MaximumAnisotropy = 1;
samplerStateDescription.ComparisonFunction = Comparison.Always;
samplerStateDescription.MinimumLod = 0.0f;
samplerStateDescription.MaximumLod = float.MaxValue;
_samplerState = new SamplerState(_d3d11Device, samplerStateDescription);
RasterizerStateDescription rasterizerStateDescription = new RasterizerStateDescription();
rasterizerStateDescription.IsAntialiasedLineEnabled = false;
rasterizerStateDescription.CullMode = CullMode.None;
rasterizerStateDescription.DepthBias = 0;
rasterizerStateDescription.DepthBiasClamp = 0.0f;
rasterizerStateDescription.IsDepthClipEnabled = true;
rasterizerStateDescription.FillMode = FillMode.Solid;
rasterizerStateDescription.IsFrontCounterClockwise = false;
rasterizerStateDescription.IsMultisampleEnabled = false;
rasterizerStateDescription.IsScissorEnabled = false;
rasterizerStateDescription.SlopeScaledDepthBias = 0.0f;
_rasterizerState = new RasterizerState(_d3d11Device, rasterizerStateDescription);
_d3d11Device.ImmediateContext.InputAssembler.InputLayout = _inputLayout;
_d3d11Device.ImmediateContext.VertexShader.SetShader(_vertexShader, null, 0);
_d3d11Device.ImmediateContext.VertexShader.SetConstantBuffers(0, 1, _vertexShaderConstans);
SwapChainDescription swapChainDescription = new SwapChainDescription();
swapChainDescription.ModeDescription.Width = width;
swapChainDescription.ModeDescription.Height = height;
swapChainDescription.ModeDescription.Format = Format.B8G8R8A8_UNorm;
swapChainDescription.ModeDescription.RefreshRate.Numerator = 1;
//pretty ugly
//its better to autodetect screen refresh rate
swapChainDescription.ModeDescription.RefreshRate.Denominator = 60;
swapChainDescription.SampleDescription.Count = 1;
swapChainDescription.SampleDescription.Quality = 0;
swapChainDescription.Usage = Usage.RenderTargetOutput;
swapChainDescription.BufferCount = 2;
swapChainDescription.ModeDescription.Scaling = DisplayModeScaling.Unspecified;
swapChainDescription.SwapEffect = SwapEffect.FlipSequential;
swapChainDescription.Flags = 0;
swapChainDescription.IsWindowed = true;
swapChainDescription.OutputHandle = wndHandle;
_swapChain = new SwapChain(_dxgiFactory, _d3d11Device, swapChainDescription);
_dxgiFactory.MakeWindowAssociation(wndHandle, WindowAssociationFlags.IgnoreAll);
Texture2D backBuffer = _swapChain.GetBackBuffer <Texture2D>(0);
_mainRenderTargerView = new RenderTargetView(_d3d11Device, backBuffer);
backBuffer.Dispose();
backBuffer = null;
Matrix projection = Matrix.Identity;
Matrix view = new Matrix();
/* Update the view matrix */
view[0, 0] = 2.0f / (float)width;
view[0, 1] = 0.0f;
view[0, 2] = 0.0f;
view[0, 3] = 0.0f;
view[1, 0] = 0.0f;
view[1, 1] = -2.0f / (float)height;
view[1, 2] = 0.0f;
view[1, 3] = 0.0f;
view[2, 0] = 0.0f;
view[2, 1] = 0.0f;
view[2, 2] = 1.0f;
view[2, 3] = 0.0f;
view[3, 0] = -1.0f;
view[3, 1] = 1.0f;
view[3, 2] = 0.0f;
view[3, 3] = 1.0f;
VertexShaderConstants vertexShaderConstansData = new VertexShaderConstants();
vertexShaderConstansData.projectionAndView = Matrix.Multiply(view, projection);
vertexShaderConstansData.model = Matrix.Identity;
_vertexShaderConstansData = Marshal.AllocHGlobal(Marshal.SizeOf(vertexShaderConstansData));
Marshal.StructureToPtr(vertexShaderConstansData, _vertexShaderConstansData, false);
_d3d11Device.ImmediateContext.UpdateSubresource(ref vertexShaderConstansData, _vertexShaderConstans);
ViewPort viewPort = new ViewPort();
viewPort.X = 0;
viewPort.Y = 0;
viewPort.Width = width;
viewPort.Height = height;
viewPort.MinDepth = 0.0f;
viewPort.MaxDepth = 1.0f;
_d3d11Device.ImmediateContext.Rasterizer.SetViewport(viewPort);
float minu, maxu, minv, maxv;
minu = 0.0f;
maxu = 1.0f;
minv = 0.0f;
maxv = 1.0f;
// Instantiate Vertex buiffer from vertex data
var vertices = Buffer.Create(_d3d11Device, BindFlags.VertexBuffer, new[]
{
//ul
0.0f, 0.0f, 0.0f, minu, minv, 1.0f, 1.0f, 1.0f, 1.0f,
//dl
0.0f, (float)height, 0.0f, minu, maxv, 1.0f, 1.0f, 1.0f, 1.0f,
//ur
(float)width, 0.0f, 0.0f, maxu, minv, 1.0f, 1.0f, 1.0f, 1.0f,
//dr
(float)width, (float)height, 0.0f, maxu, maxv, 1.0f, 1.0f, 1.0f, 1.0f
});
_d3d11Device.ImmediateContext.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(vertices, 36, 0));
_d3d11Device.ImmediateContext.Rasterizer.State = _rasterizerState;
_d3d11Device.ImmediateContext.PixelShader.SetShader(_pixelShader, null, 0);
_d3d11Device.ImmediateContext.PixelShader.SetSamplers(0, 1, _samplerState);
_d3d11Device.ImmediateContext.InputAssembler.PrimitiveTopology = PrimitiveTopology.TriangleStrip;
}
void InitializeDirect2D()
{
d3dDevice = new D3D.Device(DriverType.Hardware, DeviceCreationFlags.BgraSupport);
dxgiDevice = d3dDevice.QueryInterface<DXGI.Device1>();
var desc = new SwapChainDescription1()
{
Width = 0,
Height = 0,
Format = Format.B8G8R8A8_UNorm,
Stereo = false,
SampleDescription = new SampleDescription(1, 0),
Usage = Usage.RenderTargetOutput,
BufferCount = 3,
Scaling = Scaling.None,
SwapEffect = SwapEffect.FlipSequential,
Flags = SwapChainFlags.None
};
DXGI.Factory2 dxgiFactory = dxgiDevice.Adapter.GetParent<DXGI.Factory2>();
swapChain = new SwapChain1(dxgiFactory, d3dDevice, Child.Handle, ref desc);
swapChain.BackgroundColor = Color4.White;
dxgiFactory.Dispose();
d2dFactory = new D2D.Factory1(FactoryType.SingleThreaded);
d2dDevice = new D2D.Device(d2dFactory, dxgiDevice);
d2dDeviceContext = new D2D.DeviceContext(d2dDevice, DeviceContextOptions.None);
d2dDeviceContext.TextAntialiasMode = TextAntialiasMode.Cleartype;
//d2dDeviceContext.DotsPerInch = new Size2F(96, 96);
var props = new BitmapProperties1(new PixelFormat(Format.B8G8R8A8_UNorm, D2D.AlphaMode.Ignore),
d2dDeviceContext.DotsPerInch.Width,
d2dDeviceContext.DotsPerInch.Height,
BitmapOptions.Target | BitmapOptions.CannotDraw);
Surface1 dxgiSurface = swapChain.GetBackBuffer<Surface1>(0);
d2dSurface = new Bitmap1(d2dDeviceContext, dxgiSurface, props);
dxgiSurface.Dispose();
d2dDeviceContext.Target = d2dSurface;
VertexFillBrush = new SolidColorBrush(d2dDeviceContext, new Color4(1, 0.5f, 0, 1));
VertexDrawBrush = new SolidColorBrush(d2dDeviceContext, new Color4(0.2f, 0.2f, 0.2f, 1));
EdgeDrawBrush = new SolidColorBrush(d2dDeviceContext, Color4.Black);
RasterDrawBrush = new SolidColorBrush(d2dDeviceContext, new Color4(0.5f, 0.5f, 0.5f, 1));
}
