/// <summary>
/// Creates new instance of <see cref="D3D11Image"/> Associates an D3D11 render target with the current instance.
/// </summary>
/// <param name="device">A valid D3D9 DeviceEx.</param>
/// <param name="renderTarget">A valid D3D11 render target. It must be created with the "Shared" flag.</param>
public D3D11Image(DeviceEx device, Direct3D11.Texture2D renderTarget)
{
using (var resource = renderTarget.QueryInterface<DXGI.Resource>())
{
var handle = resource.SharedHandle;
texture = new Texture(device,
renderTarget.Description.Width,
renderTarget.Description.Height,
1,
Usage.RenderTarget,
Format.A8R8G8B8,
Pool.Default,
ref handle);
}
using (var surface = texture.GetSurfaceLevel(0))
{
textureSurfaceHandle = surface.NativePointer;
TrySetBackbufferPointer(textureSurfaceHandle);
}
this.IsFrontBufferAvailableChanged += HandleIsFrontBufferAvailableChanged;
}
/// <summary>
/// Associates an D3D11 render target with the current instance.
/// </summary>
/// <param name="renderTarget">An valid D3D11 render target. It must be created with the "Shared" flag.</param>
internal void SetBackbuffer(Direct3D11.Texture2D renderTarget)
{
DisposedGuard();
DisposeD3D9Backbuffer();
using (var resource = renderTarget.QueryInterface<DXGI.Resource>())
{
var handle = resource.SharedHandle;
texture = new Texture(device9,
renderTarget.Description.Width,
renderTarget.Description.Height,
1,
Usage.RenderTarget,
Format.A8R8G8B8,
Pool.Default,
ref handle);
}
using (var surface = texture.GetSurfaceLevel(0))
TrySetBackbufferPointer(surface.NativePointer);
}