D3dimage, EDIT : I made two D3D11. Threading; using Aug 1, 2

  • D3dimage, EDIT : I made two D3D11. Threading; using Aug 1, 2025 · When a WPF app is using D3DImage (for example, to show 3D graphics from a third-party rendering engine), and the primary monitor is changed, the app may crash with UCEERR_RENDERTHREADFAILURE. WPF + DirectX 深度集成解析与实践指南,一、前言 WPF 自身是基于 DirectX 实现的硬件加速 UI 架构，但它对于高性能、异线纹理、GPU 深度使用等需求，并非完全支持。为此，将 WPF 和原生 DirectX 组合，形成「性能高 + UI 优雅」的强力组合，是打造专业级图形应用的重要技术途径。 二、WPF 与 DirectX 的互操 本文将告诉大家，如何在 WPF 里面，使用 Vortice 库在 D3DImage 上显示通过 D2D 绘制的内容 本文绝大部分代码来源于 Raspberry Monster 伙伴提供。 使用 Vortice 底层库，能让 C# 代码比较方便的和 DirectX 对接 在本文这里，将尝试利用 Vortice 库使得 The information you find on the net about D3DImage/SharpDX is somewhat confusing because the SharpDX guys don't really like the way D3DImage is implemented (can't blame them), so there are statements about this being a "bug" on Microsofts side when its actually just improper usage of the API. Visual Studio 2010 has removed Microsoft. GPU WPFにDirect3Dのレンダリング結果を貼り付けたい場合、D3DImageクラスが利用できます。CPU経由でBitmapSourceを作成するのに比べ、D3DImageはGPU内で完結するため、より効率的です。今回はD3DImageを利用するところまでを実装したいと思います。 C++/CLI用ComPtr C++/CLIのクラスではC++のクラスをメンバーに持て D3DImage/D3D11Image（今回は不採用） WPFには D3DImage / D3D11Image というクラスが用意されており、それぞれDirextX9/11向けのRenderTargetを提供しています。 WPFDXInterop DirectX12向けのクラスは提供されていませんが、DirectX11-12間でテクスチャリソースの共有が可能です。 Syntax C# Copy public class D3DImageSource : D3DImage, IDisposable The D3DImageSource type exposes the following members. Despite Tim's earlier Contribute to lindexi/lindexi. RegisterReadOnly ( "IsFrontBufferAvailable", typeof (bool), typeof (D3DImage), new UIPropertyMetadata Repo for WPF DX Interop support. WPF结合SharpDX实现高性能渲染教程，详解D3DImage与Direct2D交互原理。通过SharpDX实现多线程渲染加速，解决WPF单线程限制问题，同时保留WPF控件灵活性。分享DirectX12加速渲染技巧，优化WPF图形性能。 使用 D3DImage 会发送一次内存复制，如果在显卡渲染，那么就会先从显卡获得位图，复制到 D3DImage 作为图片显示到 WPF ，也就是同个位图需要现在显卡渲染，然后复制到内存，让 WPF 渲染图片。 一般使用 D3DImage 都不能拿到比原来好的性能。 那么 D3DImage 有什么用？ Is it possible to use DirectX 10 (I am using SlimDX) with WPF's D3DImage? The only examples and docs I can find only show using DX9 surfaces. c# wpf sharpdx d3dimage r image-segmentation superpixels d3dimage wpf directx direct3d dispatcher d3dimage c# wpf rdp sharpdx d3dimage python keras conv-neural-network image-preprocessing d3dimage c# resize directx sharpdx d3dimage image-processing scikit-image d3dimage D3DImage と、調べていたところ、GPUの共有メモリを直接バックバッファに使えるD3DImageなるクラスがあることがわかりました。 これならVulkanから直接GPUコピーでレンダリング結果を表示できそうです。 D3DImage 클래스는 백 버퍼 와 프런트 버퍼 라고 하는 두 개의 디스플레이 버퍼를 관리합니다. The goal of this tutorial is to introduce a new feature called D3DImage. 백 버퍼에 대한 변경 내용은 Unlock 메서드를 호출할 때 프런트 버퍼로 복사되며, 여기서 메서드는 하드웨어에 표시됩니다. ComponentModel; using System. PresentationCore; using System. D3DImage Lock, unLock image, and copy 使用 D3DImage 会发送一次内存复制，如果在显卡渲染，那么就会先从显卡获得位图， 复制到 D3DImage 作为图片显示到 WPF ，也就是同个位图需要现在显卡渲染，然后复制到内存，让 WPF 渲染图片。 一般使用 D3DImage 都不能拿到比原来好的性能。 那么 D3DImage 有什么用？ D3DImage in WPF 在. I want to use DirectX 11 from unmanaged C++ code and use WFP for the GUI. In order to use DirectX9 (unmanaged) from C# (managed), you need to use a wrapper library. The results were both fine. 5 SP1中，微软在WPF中提供了D3DImage对象，D3DImage是一个ImageSource，这可以让我们在WPF原生的D3D Surface上渲染Direct3D Surface，大大提高了WPF和DirectX内容的交互性。 文章浏览阅读5k次。本文介绍了如何在WPF应用中利用D3DImage对象，直接渲染DXVA2解码后的视频数据，避免了窗口句柄渲染的兼容性问题。通过创建RTTexture，设置D3DImage缓存，关联界面并渲染，实现了高效性能的视频显示。示例代码展示了具体实现步骤，并给出了与软解码和句柄渲染的性能对比，证明了 I wrote a WPF application that uses D3dImage class, I subscribed to CompositionTarget. I have found the solution to make working WPF with DirectX 10: WPF & DirectX 10 via D3D D3DImage 使用 类在 Windows Presentation Foundation (WPF) 应用程序中托管 Direct3D 内容。 Lock 调用 方法以更改 显示的 D3DImage Direct3D 内容。 调用 方法以 SetBackBuffer 将 Direct3D 图面分配给 D3DImage。 AddDirtyRect 调用 方法以跟踪 Direct3D 图面的更新。 Unlock 调用 方法以显示更改的 注釈 クラスを D3DImage 使用して、Windows Presentation Foundation (WPF) アプリケーションで Direct3D コンテンツをホストします。 Lock によって表示される Direct3D コンテンツを変更するには、 メソッドを呼び出します D3DImage。 To me it seems simple. To avoid the performance penalty, write code specifically for the multi-monitor case. Edit: I created an open source project, called MogreInWpf, for using D3DImage with Mogre, based on Leslie Godwin's code referenced above, and with an alternative sample app. Imaging; using System. D3DImage is a new Image Source object that allows a custom Direct3D (D3D) surface to be blended with WPF's native D3D surface, enabling a whole new level of interoperability between WPF and DirectX. D3dImage，. Net framework 4. Thus, before creating whole framework for t // D3DImage only allows multisampling on 9Ex devices. When you are finished, you will know how to host Direct3D9 content in a WPF application. 백 버퍼는 Direct3D 표면입니다. InheritanceDemand, UnmanagedCode = true)] public class D3DImage : ImageSource, IAppDomainShutdownListener { static D3DImage () { IsFrontBufferAvailablePropertyKey = DependencyProperty. codeproject. If we can't // multisample, overwrite the desired number of samples with 0. Win32. github. I can render as a traditional image (ie tga) on hard drive, or some mapped memory, and then present that image through D3DImage--or simply an image brush in wpf. com/Articles/28526 An example describes how to use unmanaged DirectX code with WPF by using d3dImage - daoshengmu/WPFd3dImageCpp Explore the performance considerations for working with Direct3D9 and Windows Presentation Foundation (WPF) interoperability. D3DImage 类 WPF 通过 D3DImage 展示从 DirectX 渲染设备输出的内存表面。 其基本原理如下： 通过 D3D 创建共享 Surface 将 Surface 挂载到 D3DImage. But, there is one useful component called D3DImage which allows us to provide an arbitrary Direct3D surface to WPF and the latter would copy its content to its own surfaces. Media. May 7, 2025 · When the D3DImage moves to another monitor, you can create a new surface on the corresponding adapter to restore good performance. io development by creating an account on GitHub. The reason that I want to use D3Dimage is to display a quite large 16bit grayscale or float image and to support contrast/brightness… I have written a SharpDX Rendering Software and need to render on a D3DImage Surface. 极限场景（>4K，>60FPS）：推荐使用 D3DImage + 资源共享，最大化利用 GPU。 根据你的相机分辨率和实时性能要求，选择最合适的方案即可。 免责声明：本内容来自平台创作者，博客园系信息发布平台，仅提供信息存储空间服务。 Here is a CodeProject article by Leslie Godwin that takes the D3DImage class (from the Dr. Rendering event and I update the content displayed with the following instructions D3DImageInstance. I have raw bitmap data (pixel colors, 32 bit) in an array. The integration workflow: Create DirectX device and render target surface Render 3D content to the DirectX surface Call D3DImage. Background: But WPF and the D3DImage expect this as their input (see "Introduction to D3DImage" on CodeProject, section "A Brief Look at D3D Interop Requirements"). As I know, I should do below steps to get to finish this. Is there a simple way to display such a "sprite" on a D3DImage? Preferably without use of thirdparty libs (such as SharpDX). BackBuffer 在 GPU 端线并上给上一层 D3DImage 展示效果 图示流程： [Direct3D Device] → [Shared Surface] → [D3DImage] → [WPF Visual Tree] 2. Interop Assembly: PresentationCore. It extends WPF's built-in D3DImage class to provide a managed interface for displaying DirectX-rendered content as part of the WPF visual tree. NET in my test), but it gives a D3DImage which I don't know how to convert to Bitmap. 2. Set Back Buffer Method In this article Definition Overloads SetBackBuffer (D3DResourceType, IntPtr) SetBackBuffer (D3DResourceType, IntPtr, Boolean) Definition Namespace: System. Rendering event by updating the 3D world I want to display byte[] which is jpg on D3DImage in WPF app using SharpDX 4. Windows. SetBackBuffer to assign the surface WPF composites the DirectX content with WPF elements This architecture enables: In this walkthrough, you perform the following tasks: Create a WPF project to host the Direct3D9 content. The D3DImage is marked for rendering if the image has changed areas that were specified by previous calls to the AddDirtyRect method. This control handles the complex interoperability between WPF's rendering system and modern DirectX APIs. There is a 'Control'/Surface in WPF that is named D3DImage but it feels as if you are referring to a bitmap format. 3、使用Direct3D渲染，创建一个surface，将数据拷贝到surface后台缓冲区，WPF上用D3DImage显示，目前来看这个方案效果最好，CPU占用率和内存都维持在一个比较理想的范围，尤其是使用IDirect3D9Ex后，数据直接由显卡接管，CPU占用率能减小将近20%，而且还支持YUV！ （クリックで拡大） 注目すべきは D3DImage クラスを継承して DX10ImageSource クラスを作成しているのと Image クラスを継承して DPFCanvas クラスを作成している点です。 DPFCanvas の Source に DX10ImageSource を設定し、その Canvas コントロールを MainWindow に配置しています。 A DirectX scene can be drawn inside of a WindowsFormsHost, but this solution concerns struggling with some interop issues, mainly the 'airspace' problem. NET 5+, . WPF 渲染小结 在上一篇文章 D3DImage - 它能做啥、解决了什么问题、有哪些瓶颈、怎么最佳实践 最后，提到DropShadowEffect严重影响到D3DImage的渲染性能问题，导致程序在渲染8分屏（8个远端视频）的时候，出现严重的性能下降，渲染卡顿。 使用 D3DImage 会发送一次内存复制，如果在显卡渲染，那么就会先从显卡获得位图，复制到 D3DImage 作为图片显示到 WPF ，也就是同个位图需要现在显卡渲染，然后复制到内存，让 WPF 渲染图片。 一般使用 D3DImage 都不能拿到比原来好的性能。 那么 D3DImage 有什么用？ D3DImage. I would think the most straight forward approach would be to render to a DXGI surface, and then copy that over to a IDirect3DSurface9. I have followed this tutorial: https://www. SlimDX is not suitable for me. DirectX support, so if we wanna use D3D in WPF, we need to leverage SlimDX or SharpDX. When the changes are committed and rendering occurs, additional calls to the Lock method block until the render thread has copied the contents of the back buffer to the front buffer. How to do that? それを明確に示すため、このサンプルでは上図の通り Direct3D12 でレンダリングした D3DImage を WPF でレンダリングしているキューブ (あまり知られていない気もしますが WPF はある程度 3D 表現が可能です) の Material とし、さらに Slider をその上にオーバーレイ . Use the D3DImage class to host Direct3D content in a Windows Presentation Foundation (WPF) application. Are you trying to put the data on the clipboard? 学习如何在WPF中使用SharpDX结合D3DImage实现高性能渲染，同时保留WPF控件的灵活性。本文详细介绍了创建D3D11设备、设置D3DImage指针、使用Direct2D渲染等关键步骤，并提供了完整代码示例，帮助开发者实现WPF与DirectX的高效结合。 使用 D3DImage 会发送一次内存复制，如果在显卡渲染，那么就会先从显卡获得位图，复制到 D3DImage 作为图片显示到 WPF ，也就是同个位图需要现在显卡渲染，然后复制到内存，让 WPF 渲染图片。 一般使用 D3DImage 都不能拿到比原来好的性能。 那么 D3DImage 有什么用？ If this is the case, render everything to a texture, lock the D3DImage, specify that texture's handle when calling D3DImage. 0. . NET Core, . Internal; using MS. Texture2D, one for write pixel an Locks the D3DImage and enables operations on the back buffer. Internal. Call the Lock method to change the Direct3D content displayed by the D3DImage. 8 program. Media; using System. Contribute to microsoft/WPFDXInterop development by creating an account on GitHub. Windows. Composition; using System. Display the Direct3D9 content by using the D3DImage class. I'm trying to paste images from an external source (Paint. NET Framework) - dotnet/dotnet-api-docs 处理设备状态 D3DImage 类管理两个显示缓冲区，这些缓冲区称为 后缓冲区 和 前缓冲区。 后台缓冲区是 Direct3D 图面。 当你调用 Unlock 方法时，后台缓冲区的更改会被复制到前缓冲区，然后在硬件上显示。 有时，前缓冲区变得不可用。 Repo for WPF DX Interop support. . Often when you read articles explaining how to use a D3DImage in your WPF application, you use code which directly handles the CompositorTarget. NET API reference documentation (. WPF article mentioned by Ian) and shows how to use it with MOgre. Import the Direct3D9 content. 5 之后，微软提供的一个全新的ImageSource对象，可以在WPF中很好的呈现DirectX内容；在此之前，你只能将DirectX内容直接渲染在Windows窗口之上，这必然引起令人头疼的AirSpace问题，为了在这些内容上面添加我们习以为常的WPF UI 元素，你只能使用Popup来承载这些内容，完全丧失WPF UI Hi, I'm trying to replace WriteableBitmap-based image display with D3Dimage for my WPF with . KnownBoxes; using MS. NET Framework) - dotnet/dotnet-api-docs 本文介绍了如何在WPF中通过继承D3DImage并利用SharpDx库，实现D3D9视频渲染，以解决HwndHost渲染与WPF控件不兼容的问题。 通过D3DImageSource类，可以将视频数据写入D3D9 Surface，实现与WPF界面的完美融合，允许在视频播放框内放置控件和创建自定义形状的视频窗口。 In Windows8, you can use SurfaceImageSource, VirtualSurfaceImageSource, SwapChainBackgroundPanel to let DirectX content into a XAML app. D3DImage Integration D3DImage is a WPF class that allows displaying DirectX surfaces in WPF UI. However, when you use older Windows version, ex: Win7, WinXP, you only can adopt D3DImage. // Description: D3DImage class // An ImageSource that displays a user created D3D surface using MS. SetBackBuffer (), then set the entire surface as a dirty rect and unlock it. Lock(); 使用 D3DImage 会发送一次内存复制，如果在显卡渲染，那么就会先从显卡获得位图，复制到 D3DImage 作为图片显示到 WPF ，也就是同个位图需要现在显卡渲染，然后复制到内存，让 WPF 渲染图片。 一般使用 D3DImage 都不能拿到比原来好的性能。 那么 D3DImage 有什么用？ WPF 渲染框架并没有对外提供多少可以完全控制渲染的部分，目前可以做的有： D3DImage，用来承载使用 DirectX 各个版本渲染内容的控件 WriteableBitmap，通过一段内存空间来指定如何渲染一个位图的图片 HwndHost，通过承载一个子窗口以便能叠加任何种类渲染的控件 本文将解释如何最大程度压榨 Repo for WPF DX Interop support. dll /// [SecurityPermissionAttribute (SecurityAction. Aug 11, 2008 · D3DImage is a new ImageSource object that enables a whole new level of interoperability between WPF and DirectX by allowing a custom Direct3D (D3D) surface to be blended with WPF's native D3D surface. Net Framework 3. I verified that this is actually the problem by multiplying every pixel by its alpha value in C# and using a custom pixel shader. 6e2r, xaxgou, f5ddwx, ayy3ar, 9ivnr, uei0, 4e3lyw, fbzmz, j9sis, l8cgc,