private void UpdateBackBuffer()
{
IDirect3DSurface surface = HolographicFrame.GetRenderingParameters(HolographicFrame.CurrentPrediction.CameraPoses[0]).Direct3D11BackBuffer;
IDirect3DDxgiInterfaceAccess surfaceDxgiInterfaceAccess = surface as IDirect3DDxgiInterfaceAccess;
IntPtr resource = surfaceDxgiInterfaceAccess.GetInterface(ID3D11Resource);
if (backBuffer == null || backBuffer.NativeResource.NativePointer != resource)
{
// Clean up references to previous resources.
backBuffer?.Dispose();
LeftEyeBuffer?.Dispose();
RightEyeBuffer?.Dispose();
// This can change every frame as the system moves to the next buffer in the
// swap chain. This mode of operation will occur when certain rendering modes
// are activated.
Texture2D d3DBackBuffer = new Texture2D(resource);
backBuffer = new Texture(GraphicsDevice).InitializeFromImpl(d3DBackBuffer, false);
LeftEyeBuffer = backBuffer.ToTextureView(new TextureViewDescription()
{
ArraySlice = 0, Type = ViewType.Single
});
RightEyeBuffer = backBuffer.ToTextureView(new TextureViewDescription()
{
ArraySlice = 1, Type = ViewType.Single
});
}
Description.BackBufferFormat = backBuffer.Format;
Description.BackBufferWidth = backBuffer.Width;
Description.BackBufferHeight = backBuffer.Height;
}
internal static void Dispose()
{
_font = null;
_fontSmall = null;
_uiTextureRegionAtlas = null;
_uiStylesheet = null;
Stylesheet.Current = null;
_assetManager.ClearCache();
_whiteRegion = null;
if (_white != null)
{
_white.Dispose();
_white = null;
}
#if !XENKO
if (_uiRasterizerState != null)
{
_uiRasterizerState.Dispose();
_uiRasterizerState = null;
}
#endif
}
internal static void Dispose()
{
_font = null;
_fontSmall = null;
_uiSpritesheet = null;
_uiStylesheet = null;
Stylesheet.Current = null;
_whiteRegion = null;
if (_white != null)
{
_white.Dispose();
_white = null;
}
if (_uiBitmap != null)
{
_uiBitmap.Dispose();
_uiBitmap = null;
}
#if !XENKO
if (_uiRasterizerState != null)
{
_uiRasterizerState.Dispose();
_uiRasterizerState = null;
}
#endif
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
/// </summary>
public override void Dispose()
{
if (!texture.IsDisposed)
{
texture.Dispose();
}
}
private bool NeedToRecreateTexture(Xenko.Graphics.Texture tex, Vector3 dim)
{
if (tex == null || !TextureDimensionsEqual(tex, dim))
{
if (tex != null)
{
tex.Dispose();
}
return(true);
}
return(false);
}
public static bool DisposeTextureBySpecs(Xenko.Graphics.Texture tex, Vector3 dim, Xenko.Graphics.PixelFormat pixelFormat, MultisampleCount samples)
{
if (tex == null || !TextureDimensionsEqual(tex, dim) || tex.Format != pixelFormat || tex.MultisampleCount != samples)
{
if (tex != null)
{
tex.Dispose();
}
return(true);
}
return(false);
}
private bool NeedToRecreateTexture(Xenko.Graphics.Texture tex, Vector3 dim, Xenko.Graphics.PixelFormat pixelFormat, MultisampleCount samples)
{
if (tex == null || !TextureDimensionsEqual(tex, dim) || tex.Format != pixelFormat || tex.MultisampleCount != samples)
{
if (tex != null)
{
tex.Dispose();
}
return(true);
}
return(false);
}
