/// <summary> /// Create VR swap texture set /// </summary> /// <returns>The result creation vr texture swap</returns> private OVR.ovrResult CreateVRSwapTextureSet() { var renderTargetManager = this.adapter.Graphics.RenderTargetManager as RenderTargetManager; OVR.ovrResult result; this.recommendedTextureSize = new OVR.Sizei[2]; this.recommendedTextureSize[0] = this.Hmd.GetFovTextureSize(OVR.EyeType.Left, this.Hmd.DefaultEyeFov[0], 1); this.recommendedTextureSize[1] = this.Hmd.GetFovTextureSize(OVR.EyeType.Right, this.Hmd.DefaultEyeFov[1], 1); int rtWidth = this.recommendedTextureSize[0].Width + this.recommendedTextureSize[1].Width; int rtHeight = Math.Max(this.recommendedTextureSize[0].Height, this.recommendedTextureSize[1].Height); var eyeDepthTexture = renderTargetManager.CreateDepthTexture(rtWidth, rtHeight, this.msaaSampleCount); if (this.msaaSampleCount > 1) { // Create MSAA renderTarget this.msaaRenderTarget = renderTargetManager.CreateRenderTarget(rtWidth, rtHeight, PixelFormat.R8G8BA8_sRGB, this.msaaSampleCount); this.msaaRenderTarget.DepthTexture = eyeDepthTexture; } // Define a texture at the size recommended for the eye texture. Texture2DDescription eyeSwapTextureDescription = new Texture2DDescription(); eyeSwapTextureDescription.Width = rtWidth; eyeSwapTextureDescription.Height = rtHeight; eyeSwapTextureDescription.ArraySize = 1; eyeSwapTextureDescription.MipLevels = 1; eyeSwapTextureDescription.Format = Format.R8G8B8A8_UNorm_SRgb; eyeSwapTextureDescription.SampleDescription = new SampleDescription(1, 0); eyeSwapTextureDescription.Usage = ResourceUsage.Default; eyeSwapTextureDescription.CpuAccessFlags = CpuAccessFlags.None; eyeSwapTextureDescription.BindFlags = BindFlags.ShaderResource | BindFlags.RenderTarget; // Convert the SharpDX texture description to the native Direct3D texture description. OVR.D3D11.D3D11_TEXTURE2D_DESC swapTextureDescriptionD3D11 = OculusVRHelpers.CreateTexture2DDescription(eyeSwapTextureDescription); // Create a SwapTextureSet, which will contain the textures to render to, for the current eye. result = this.Hmd.CreateSwapTextureSetD3D11(this.device.NativePointer, ref swapTextureDescriptionD3D11, OVR.D3D11.SwapTextureSetD3D11Flags.None, out this.eyeSwapTextureSet); OculusVRHelpers.WriteErrorDetails(this.Oculus, result, "Failed to create swap texture set."); this.swapRenderTargets = new RenderTarget[this.eyeSwapTextureSet.TextureCount]; // Create a texture 2D and a render target view, for each unmanaged texture contained in the SwapTextureSet. for (int textureIndex = 0; textureIndex < this.eyeSwapTextureSet.TextureCount; textureIndex++) { // Retrieve the current textureData object. OVR.D3D11.D3D11TextureData textureData = this.eyeSwapTextureSet.Textures[textureIndex]; this.swapRenderTargets[textureIndex] = renderTargetManager.CreateRenderTarget(textureData.Texture); if (this.msaaSampleCount == 1) { this.swapRenderTargets[textureIndex].DepthTexture = eyeDepthTexture; } } return(result); }
/// <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); } }