protected override void Initialize()
{
hmd = null;
// Initialize OVR
OVR.Initialize();
// Create the HMD
hmd = OVR.HmdCreate(0);
if(this.IsConnected = (hmd != null))
{
this.IsConnected = true;
}
else
{
hmd = OVR.HmdCreateDebug(HMDType.DK1);
this.IsConnected = false;
}
// Attach HMD to windows
hmd.AttachToWindow(this.application.NativeWindows);
//var renderTargetSize = hmd.GetDefaultRenderTargetSize(0.5f);
var renderTargetSize = new Size2(1280, 800);
// Create our render target
renderTarget = WaveServices.GraphicsDevice.RenderTargets.CreateRenderTarget(renderTargetSize.Width, renderTargetSize.Height);
var InternalRenderTarget = application.Adapter.Graphics.RenderTargetManager.TargetFromHandle<DXRenderTarget>(renderTarget.TextureHandle);
// The viewport sizes
Rect[] eyeRenderViewport = new Rect[2];
eyeRenderViewport[0] = new Rect(0, 0, renderTargetSize.Width / 2, renderTargetSize.Height);
eyeRenderViewport[1] = new Rect((renderTargetSize.Width + 1) / 2, 0, renderTargetSize.Width / 2, renderTargetSize.Height);
// Create our eye texture data
eyeTexture = new D3D11TextureData[2];
eyeTexture[0].Header.API = RenderAPIType.D3D11;
eyeTexture[0].Header.TextureSize = renderTargetSize;
eyeTexture[0].Header.RenderViewport = eyeRenderViewport[0];
eyeTexture[0].pTexture = InternalRenderTarget.NativeTexture;
eyeTexture[0].pSRView = InternalRenderTarget.NativeResourceView;
// Right eye uses the same texture, but different rendering viewport
eyeTexture[1] = eyeTexture[0];
eyeTexture[1].Header.RenderViewport = eyeRenderViewport[1];
// Configure d3d11
D3D11ConfigData d3d11cfg = new D3D11ConfigData();
d3d11cfg.Header.API = RenderAPIType.D3D11;
d3d11cfg.Header.RTSize = hmd.Resolution;
d3d11cfg.Header.Multisample = 1;
d3d11cfg.pDevice = this.graphicsDevice.NativeDevice;
d3d11cfg.pDeviceContext = this.graphicsDevice.NativeContext;
d3d11cfg.pBackBufferRT = this.graphicsDevice.NativeBackBuffer;
d3d11cfg.pSwapChain = this.graphicsDevice.NativeSwapChain;
// Configure rendering
eyeRenderDesc = new EyeRenderDesc[2];
if (!hmd.ConfigureRendering(d3d11cfg,
DistortionCapabilities.Chromatic |
DistortionCapabilities.TimeWarp |
DistortionCapabilities.Vignette,
hmd.DefaultEyeFov, eyeRenderDesc))
{
throw new Exception("Invalid configure rendering");
}
// Set enabled capabilities
hmd.EnabledCaps = HMDCapabilities.LowPersistence | HMDCapabilities.DynamicPrediction;
// Configure tracking
hmd.ConfigureTracking(TrackingCapabilities.Orientation |
TrackingCapabilities.Position |
TrackingCapabilities.MagYawCorrection, TrackingCapabilities.None);
// Dimiss the Health and Safety Windows
hmd.DismissHSWDisplay();
// Get HMD output
this.application.SetAdapterOutput(hmd.DeviceName);
}
private static unsafe extern bool ovrHmd_AttachToWindow(IntPtr hmd, IntPtr hwnd, Rect* destMirrorRect, Rectangle* sourceRenderTargetRect);