/// <summary>
/// Prepares to allocate resources and adds resource views for a camera.
/// Locks the set of holographic camera resources until the function exits.
/// </summary>
public void AddHolographicCamera(HolographicCamera camera)
{
UseHolographicCameraResources((Dictionary <uint, CameraResources> cameraResourcesDictionary) =>
{
cameraResourcesDictionary.Add(camera.Id, new CameraResources(camera));
});
}
public void OnCameraAdded(
HolographicSpace sender,
HolographicSpaceCameraAddedEventArgs args
)
{
Deferral deferral = args.GetDeferral();
HolographicCamera holographicCamera = args.Camera;
Task task1 = new Task(() =>
{
//
// TODO: Allocate resources for the new camera and load any content specific to
// that camera. Note that the render target size (in pixels) is a property
// of the HolographicCamera object, and can be used to create off-screen
// render targets that match the resolution of the HolographicCamera.
//
// Create device-based resources for the holographic camera and add it to the list of
// cameras used for updates and rendering. Notes:
// * Since this function may be called at any time, the AddHolographicCamera function
// waits until it can get a lock on the set of holographic camera resources before
// adding the new camera. At 60 frames per second this wait should not take long.
// * A subsequent Update will take the back buffer from the RenderingParameters of this
// camera's CameraPose and use it to create the ID3D11RenderTargetView for this camera.
// Content can then be rendered for the HolographicCamera.
deviceResources.AddHolographicCamera(holographicCamera);
// Holographic frame predictions will not include any information about this camera until
// the deferral is completed.
deferral.Complete();
});
task1.Start();
}
// Deallocates resources for a camera and removes the camera from the set.
// Locks the set of holographic camera resources until the function exits.
public void RemoveHolographicCamera(HolographicCamera camera)
{
UseHolographicCameraResources(cameraResourcesDictionary => {
var cameraResources = cameraResourcesDictionary[camera.Id];
if (null != cameraResources)
{
cameraResources.ReleaseResourcesForBackBuffer(this);
cameraResourcesDictionary.Remove(camera.Id);
}
});
}
public CameraResources(HolographicCamera holographicCamera)
{
this._holographicCamera = holographicCamera;
IsRenderingStereoscopic = holographicCamera.IsStereo;
_d3DRenderTargetSize = holographicCamera.RenderTargetSize;
_d3DViewport.Height = (float)_d3DRenderTargetSize.Height;
_d3DViewport.Width = (float)_d3DRenderTargetSize.Width;
_d3DViewport.X = 0;
_d3DViewport.Y = 0;
_d3DViewport.MinDepth = 0;
_d3DViewport.MaxDepth = 1;
}
public CameraResources(HolographicCamera holographicCamera)
{
this.holographicCamera = holographicCamera;
isStereo = holographicCamera.IsStereo;
d3dRenderTargetSize = holographicCamera.RenderTargetSize;
d3dViewport.Height = (float)d3dRenderTargetSize.Height;
d3dViewport.Width = (float)d3dRenderTargetSize.Width;
d3dViewport.X = 0;
d3dViewport.Y = 0;
d3dViewport.MinDepth = 0;
d3dViewport.MaxDepth = 1;
}
// Deallocates resources for a camera and removes the camera from the set.
// Locks the set of holographic camera resources until the function exits.
public void RemoveHolographicCamera(HolographicCamera camera)
{
this.UseHolographicCameraResources((Dictionary <uint, CameraResources> cameraResourcesDictionary) =>
{
CameraResources cameraResources = cameraResourcesDictionary[camera.Id];
if (cameraResources != null)
{
cameraResources.ReleaseResourcesForBackBuffer(this);
cameraResourcesDictionary.Remove(camera.Id);
}
});
}
public CameraResources(HolographicCamera holographicCamera)
{
this.holographicCamera = holographicCamera;
isStereo = holographicCamera.IsStereo;
d3dRenderTargetSize = holographicCamera.RenderTargetSize;
d3dViewport.Height = (float)d3dRenderTargetSize.Height;
d3dViewport.Width = (float)d3dRenderTargetSize.Width;
d3dViewport.X = 0;
d3dViewport.Y = 0;
d3dViewport.MinDepth = 0;
d3dViewport.MaxDepth = 1;
}
