public HmdSwapTextureSet(IntPtr hmdPtr, Device device, int width, int height)
{
var cDesc = new _D3D11_TEXTURE2D_DESC()
{
Width = (uint)width,
Height = (uint)height,
MipLevels = (uint)1,
ArraySize = (uint)1,
Format = (uint)DrawSystem.GetRenderTargetFormat(),
SampleDesc_Count = (uint)1,
SampleDesc_Quality = (uint)0,
Usage = (uint)ResourceUsage.Default,
BindFlags = (uint)(BindFlags.RenderTarget | BindFlags.ShaderResource),
CPUAccessFlags = (uint)CpuAccessFlags.None,
MiscFlags = (uint)ResourceOptionFlags.None,
};
unsafe
{
IntPtr textureSetPtr;
int result = LibOVR.ovrHmd_CreateSwapTextureSetD3D11(hmdPtr, device.NativePointer, (IntPtr)(&cDesc), out textureSetPtr);
if (result != 0)
{
MessageBox.Show("Failed to ovrHmd_CreateSwapTexturesetD3D11() code=" + result);
return;
}
var textureSet = CRef <LibOVR.ovrSwapTextureSet> .FromPtr(textureSetPtr);
if (textureSet == null)
{
return;
}
var textureList = new List <CRef <LibOVR.ovrTexture> >();
for (int texIndex = 0; texIndex < textureSet.Value.TextureCount; ++texIndex)
{
IntPtr texPtr = textureSet.Value.Textures + sizeof(LibOVR.ovrTexture) * texIndex;
var tex = CRef <LibOVR.ovrTexture> .FromPtr(texPtr);
textureList.Add(tex);
}
m_hmdPtr = hmdPtr;
m_textureSet = textureSet;
m_textures = textureList.ToArray();
}
var csize = m_textures[0].Value.Header.TextureSize;
m_resolution = new Size(csize.w, csize.h);
// make SharpDx resource
m_textureResList = m_textures.Select(t => new Texture2D(t.Value.Texture)).ToList();
// make and set texture views
m_renderTargetViewList = m_textureResList.Select(t => new RenderTargetView(device, t)).ToList();
_SetTextureView(0, m_renderTargetViewList[0]);
_SetTextureView(1, m_renderTargetViewList[1]);
}
public static RenderTarget CreateRenderTarget(DrawSystem.D3DData d3d, string name, int width, int height)
{
var backBuffer = new Texture2D(d3d.Device, new Texture2DDescription()
{
Format = DrawSystem.GetRenderTargetFormat(),
ArraySize = 1,
MipLevels = 1,
Width = width,
Height = height,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
BindFlags = BindFlags.RenderTarget | BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None
});
var depthBuffer = _CreateDepthBuffer(d3d, width, height);
var res = new RenderTarget(name);
res.ShaderResourceView = new ShaderResourceView(d3d.Device, backBuffer);
res.TargetTexture = backBuffer;
res.TargetView = new RenderTargetView(d3d.Device, backBuffer);
res.DepthStencilView = _CreateDepthStencilView(d3d, depthBuffer);
res._AddDisposable(backBuffer);
res._AddDisposable(depthBuffer);
res._AddDisposable(res.ShaderResourceView);
res._AddDisposable(res.TargetView);
res._AddDisposable(res.DepthStencilView);
return(res);
}
public HmdMirrorTexture(IntPtr hmdPtr, Device device, int width, int height)
{
var cDesc = new _D3D11_TEXTURE2D_DESC()
{
Width = (uint)width,
Height = (uint)height,
MipLevels = (uint)1,
ArraySize = (uint)1,
Format = (uint)DrawSystem.GetRenderTargetFormat(),
SampleDesc_Count = (uint)1,
SampleDesc_Quality = (uint)0,
Usage = (uint)ResourceUsage.Default,
BindFlags = (uint)BindFlags.None,
CPUAccessFlags = (uint)CpuAccessFlags.None,
MiscFlags = (uint)ResourceOptionFlags.None,
};
unsafe
{
IntPtr mirrorTexturePtr;
int result = LibOVR.ovrHmd_CreateMirrorTextureD3D11(hmdPtr, device.NativePointer, (IntPtr)(&cDesc), out mirrorTexturePtr);
if (result != 0)
{
MessageBox.Show("Failed to ovrHmd_CreateMirrorTextureD3D11() code=" + result);
return;
}
IntPtr nativeTexturePtr = ((LibOVR.ovrTexture *)mirrorTexturePtr)->Texture;
var texture = new Texture2D(nativeTexturePtr);
// succeeded all
m_mirrorTexturePtr = mirrorTexturePtr;
m_hmdPtr = hmdPtr;
m_texture = texture;
}
}
static void Main()
{
bool bStereoRendering = false; // change to 'false' due to non-stereo rendering for debug
int multiThreadCount = 4; // 1 is single thread
HmdDevice hmd = null;
try
{
// init oculus rift hmd system
HmdSystem.Initialize();
var hmdSys = HmdSystem.GetInstance();
hmd = hmdSys.DetectHmd();
}
catch (Exception)
{
// failed to detect hmd
hmd = null;
}
#if !DEBUG
var configForm = new ConfigForm(hmd);
Application.Run(configForm);
if (configForm.HasResult())
{
bStereoRendering = configForm.GetResult().UseHmd;
}
else
{
// cancel
return;
}
#endif
Size resolution = new Size();
if (!bStereoRendering)
{
//resolution.Width = 1920;// Full HD
//resolution.Height = 1080;
resolution.Width = 1280;
resolution.Height = 720;
}
else
{
hmd.ResetPose();
resolution = hmd.Resolution;
}
var form = new MainForm();
form.ClientSize = resolution;
// Create Device & SwapChain
var desc = new SwapChainDescription()
{
BufferCount = 2,
ModeDescription =
new ModeDescription(resolution.Width, resolution.Height, new Rational(0, 1), DrawSystem.GetRenderTargetFormat()),
IsWindowed = true,
OutputHandle = form.GetRenderTarget().Handle,
SampleDescription = new SampleDescription(1, 0),
SwapEffect = SwapEffect.Sequential,
Usage = Usage.RenderTargetOutput,
Flags = SwapChainFlags.AllowModeSwitch,
};
FeatureLevel[] levels =
{
FeatureLevel.Level_11_0
};
Device device;
SwapChain swapChain;
#if DEBUG
Device.CreateWithSwapChain(DriverType.Hardware, DeviceCreationFlags.Debug, levels, desc, out device, out swapChain);
#else
Device.CreateWithSwapChain(DriverType.Hardware, DeviceCreationFlags.None, levels, desc, out device, out swapChain);
#endif
// Ignore all windows events
var factory = swapChain.GetParent <Factory>();
factory.MakeWindowAssociation(form.Handle, WindowAssociationFlags.IgnoreAll);
DrawSystem.Initialize(form.GetRenderTarget().Handle, device, swapChain, hmd, bStereoRendering, multiThreadCount);
InputSystem.Initialize(form.GetRenderTarget());
EntitySystem.Initialize();
MapSystem.Initialize();
ChrSystem.Initialize();
CameraSystem.Initialize();
CullingSystem.Initialize();
GameSystem.Initialize();
GameSystem.GetInstance().Config.IsUseHmd = bStereoRendering;
var scene = new Scene(device, swapChain, form.GetRenderTarget(), hmd, bStereoRendering, multiThreadCount);
RenderLoop.Run(form, () => { scene.RenderFrame(); });
scene.Dispose();
// Release
GameSystem.Dispose();
CullingSystem.Dispose();
CameraSystem.Dispose();
ChrSystem.Dispose();
MapSystem.Dispose();
EntitySystem.Dispose();
InputSystem.Dispose();
DrawSystem.Dispose();
device.Dispose();
swapChain.Dispose();
HmdSystem.Dispose();
}