DirectX

Great Reads

by Dr. WPF

.NET 3.5 SP1 is here! It's time to break out your DirectX skills. This article provides the information necessary to get started using a new DirectX interop feature in WPF called D3DImage.

CPS1.NET: A C# Based CPS1 (MAME) Emulator

by shunninghuang

CPS1 emulator, ROM hacking

H.264 CUDA Encoder DirectShow Filter in C#

by Maxim Kartavenkov

Article describes how to make H.264 Video Encoder DirectShow Filter using NVIDIA encoder API in C#

Blowing the Doors Off 3D Math: Part I - Matrix Multiplication

by CMalcheski

Thinking outside the box can result in critical performance gains

Latest Articles

Machine Learning for C++ developers - the hard way: DirectML

by Michael Chourdakis

An introduction to machine learning with working C++ code that trains a linear regression model.

ScreenCapture: Single Header DirectX Library with HDR ability

by Michael Chourdakis

DirectX hardware screen capture and encoding with audio mixing capabilities. H264/H265/VP80/VP90/FLAC/MP3. HDR supported.

Lee Algorithm Mazesolver

by Shao Voon Wong

Lee Algorithm Mazesolver in MFC and Direct2D

RGFW | Singler-Header Lightweight Framework for Basic Window and Graphics Context Handling (like GLFW)

by ColleagueRiley

A multi-platform single-header very simple-to-use framework library for creating GUI Libraries or simple GUI programs.

All Articles

top

DirectX

exception regarding invalid win32 apllication

23 May 2010 by #realJSOP

Is this a .Net app? What language? What platform (32 or 64-bit)? What OS? Without that info, we can't possibly help you.

DirectX

Frame Grab, Help Code C# to VbNET

3 Dec 2010 by #realJSOP

Should go something like this:private Sub button1_Click(object sender, System.EventArgs e) handles button1.Click AddHandler me.capture.FrameEvent2, Capture.HeFrame(this.CaptureDone) me.capture.GrapImg()End Subprivate Sub CaptureDone(System.Drawing.Bitmap e) ...

DirectX

convert

directshow

Unhandled exception at 0x76fb2073 in Screen.exe: 0xC0000005: Access violation writing location 0x00000000

23 Nov 2011 by #realJSOP

So run it under the debugger and make sure all of the pointers are valid (not null). The error you cite generlly means you're either accessing a null pointer, or overflowing a boundary.

DirectX

Visual-Studio

MemoryBarrier

Can I use visual studio .NET framework to make node system like visual programming

29 Mar 2018 by _GX_

can i use visual studio .net framework to make node system like visual programming (""the visual part of it not the logic part of it"") or i need to implement opengl or directx or etc......... What I have tried: n--------------o------------t---------------h------------i-------------n------------g

when i use lockrect,lock the OffscreenPlainSurface,memcpy the data to a array,but the data is 0,0,0,255,is back ground color ,not have rendertarget.

5 Sep 2013 by _Hello_World_

IDirect3DSurface9 *back = NULL;pDxdevice->GetBackBuffer(0,0,D3DBACKBUFFER_TYPE_MONO,&back);pDxdevice -> CreateOffscreenPlainSurface(d3dpp.BackBufferWidth,d3dpp.BackBufferHeight, D3DFMT_A8R8G8B8,D3DPOOL_SYSTEMMEM, &pSurface,...

DirectX

What Is The Best Language For Games Programming?

16 Nov 2012 by Abd Alrahman Sammani

What Is The Best Language For Games Programming?

Add Watermark to Capture stream

5 Feb 2011 by Abhinav S

As per these[^] discussions this may be possible. Follow the links in that discussion and you might get somewhere.

DirectX

directshow

How can you stream live video from a webcam using C#

28 Mar 2013 by Abhinav S

Tryhttp://channel9.msdn.com/...

What Is The Best Language For Games Programming?

16 Nov 2012 by Abhishek Pant

All languages are best for programming but you must prefer the languge that is best known to you.You are asking this question as Head=Tails was found in your game and you want to change this order into best programming languages that you will know from here so that you can make history.

How to play swf files in win32 C++ Directx

2 Feb 2013 by Abhishek Pant

DX9 Shockwave Flash Player demo with Eventing with source[^]

C++

DirectX

Starting DirectX with Visual Basic .NET

21 Feb 2011 by Abudreas

Create a DirectX device and draw some Primitives using VB!

Windows

DirectX

Basic Directx Transformation with VB.NET

15 Mar 2011 by Abudreas

Applying simple world transformation in 2D world using DirectX and VB.NET

Include 3D mesh in VC++ forms using DirectX

18 May 2011 by achainard

Hi,Solutio...

DirectX

How to create a DirectX 3D virtual world

17 Jul 2007 by Adrian Brutus

A project that alows the user to create a 3D world.

Common Coordinates for a D3DImage in a Canvas

30 Oct 2014 by AeroClassics

I am stuck on how to obtain the proper coordinates from a rectangle drawn over a D3DImage that is being used as the background in a Canvas object.I have a 1920 x 1080 image that gets put into a D3DImage and that is used as the background of a Canvas object. The Canvas object is contained in...

WPF

DirectX

Maintaining Aspect Ratio

5 Nov 2014 by AeroClassics

A 1920 x 1080 image is a 16:9 aspect ratio. I can put the image into a D3DImage no problem. I am using this as the background of a Canvas object. That works very well too. To get proper scaling when the Canvas is resized by the user changing the size of the Window I have the Canvas inside a...

Creating a game

20 Apr 2012 by Aescleal

If you want skills that'll translate into the games industry on desktop computers NOW then learn C++ and about DirectX on windows. Every games shop I've worked in has been exclusively C or C++, apart from mobile phone games which were J2ME.One problem with C++ is that consoles (apart from...

C++

DirectX

XNA

An app that reads out text for you

17 Jun 2015 by Afzaal Ahmad Zeeshan

In this article, I would explain the steps to create a simple WPF application that can read out text for you; using .NET framework's Speech API and Installed voices.

How to get duration/time elapsed of a media in DirectX VB .NET

31 Mar 2015 by Akash Rajendra

Hi, I am creating a Audio Player Application using DirectX SDK and VB .NET, i want to show the user Duration and Time elapsed of the Audio File, how can i achieve this?P.S I'm Using VS 2010 Ultimate, Windows 7 Ultimate 64 bit...

DirectX

error LNK2001: unresolved external symbol _IID_IDirectDraw2

11 May 2011 by Albert Holguin

Here's a post with someone who had the same problem:http://www.gamedev.net/topic/7112-linking-error--iid_idirectdraw2/[^]It mentions what .libs you may be missing.

C++

DirectX

linker

How to get w value from .x format mesh?

5 Aug 2010 by AlexlyBlue De Lu

evening,I'm not good in english, so I try to explain my question as simple as I can.I got a .x format mesh which was exported from 3ds max, and used uvw onwarp mapping.Could I get the w value from vertex buffer when I load this x file into memory?or any other way to get...

C++

DirectX

A Beautiful Oscilloscope Based on DirectX

1 Nov 2009 by Ali Tavakol

Fast, real, and easy to connect to your application.

A Powerful Spectrum Analyzer Based on DirectX

7 Nov 2009 by Ali Tavakol

Fast, beautiful, real and easy to connect to your application

how to run directX in vs2012

30 Jul 2013 by alirezamilani

Hi i want to run a project that write with DirectX in VS2012.but when i Debug it ,see a following problem:cant find Winmm.hcant find kernal32.hand .....plz someone help methx

C++

DirectX

Create games with the AllegNet library for .NET 2.0

9 Dec 2005 by Allegnet

An article on how to use the AllegNet library to write games with managed languages for the .NET 2.0 framework.

Audio File Saving for the DirectX.Capture Class Library

23 Feb 2008 by almere109

Enhancements to the DirectX.Capture class for capturing audio to WMA files.

Video File Saving in Windows Media Video Format for the DirectX.Capture Class Library

27 Mar 2009 by almere109

Enhancements to the DirectX.Capture class for capturing audio and video to Windows Media files, using IWMProfile

DirectShow: TV Fine-tuning using IKsPropertySet in C#

31 Mar 2009 by almere109

Enhancements to the DirectX.Capture class for TV fine-tuning using IKsPropertySet.

C # directx video player problems.

16 Jun 2011 by ambarishtv

try this waypublic partial class Form1 : Form { public Form1() { InitializeComponent(); panel1.Dock = DockStyle.Fill; } private void panel1_DoubleClick(object sender, EventArgs e) { if (this.WindowState...

C#3.0

WinForms

DirectX

What does DirectX actually do?

23 Aug 2014 by AmiR1999

As i know the only API that windows provides to developers for working with graphics and displaying them is GDI(Graphic Device Interface) and any other library that simplifies this work is also based on GDI such as System.Drawings(in .net framework)... so What is actually DirectX?Does it...

DirectX

Simulating Mirror in a Managed DirectX Application

14 Jul 2006 by AmitDey

Simulating Mirror in a Managed DirectX Application

how to capture whole screen using DirectX in c# like print screen

23 Jan 2014 by Amol Parsewar

Hi,I want to develop a remote desktop app, one i have already created but it's speed is too slow.To perform fast operation directx is very helpful so any help will be expected.Final product should work like teamviewer.Thanks..!

C#4.0

DirectX

OpenGL

MIDI Star

10 May 2009 by Amory Wong

An article on parsing MIDI files and using MIDI events.

Screen capture performance test.

24 Jun 2011 by Ananda_mr

Dear all, I wrote code to capture screen (1024 * 786 resolution) using both GDI and DirectX, but I am doing a performance test, both GetDIBits (GDI) and GetFrontBufferdata(DirectX) taking more time ~600ms and also CPU utilization is around 17%. I am doubt about whether APIs are too slow...

DirectX

GDI

directshow

Dynamic format changes.

5 Sep 2011 by Ananda_mr

Dear sir,I am using ReceiveConnection to change only video dimensions while graph is active. It is working fine for me, but sometimes while changing format MSVCRT.DLL is crashed with EVR (in vista and above systems.) and Quartz.dll crashed with VMR9 in XP systems. These issues are frequently...

DirectX

directshow

How to control stereo-frames separately with C#? (NVIDIA 3D shutter glasses)

9 May 2011 by Andows

I’m trying to make a very simple application which would display different images on each eye. I have Asus VG236H monitor and NVIDIA 3D Vision kit, the stereo 3D shutter glasses. The I’m using C#, .NET Framework 2.0, DirectX 9 (Managed Direct X) and Visual Studio 2008. I have been searching high...

DirectX

How to control stereo-frames separately with C#? (NVIDIA 3D shutter glasses)

9 May 2011 by Andows

A friend of mine found the problem. The bytes in the stereo signature were in reversed order. Here is the correct order: byte[] data = new byte[] {0x4e, 0x56, 0x33, 0x44, //NVSTEREO_IMAGE_SIGNATURE = 0x4433564e; 0x00, 0x0F, 0x00, 0x00, //Screen width * 2 = 1920*2 = 3840 =...

DirectX

determine the angle of a plane..

16 Nov 2014 by Andreas Gieriet

Given the plane vector [n] at a given point [p], and you have an object model at the absolute origin, and you want to render the object at point [p] aligned with the plane, then you must find the following transformation:T1 = rotate the absolute x-z plane around the absolute y-axis by the...

C#4.0

DirectX

XNA

DirectShow Video with NVidia 3D Vision

19 Oct 2011 by Andresin87

I'm trying to make a Transform filter dll witch gets parallel video frames and displays it in fullscreen mode as NVidia 3D stereo mode. I use graphedit to show the results but, when i conect It to a video render filter, It shows me the "Hard coded break point"...

DirectX

directshow

Video with NVidia 3D Vision

19 Oct 2011 by Andresin87

How can u use it in Graphedit?

Transparent vertex points as little as pixels in Direct3D9

25 Oct 2011 by Andrew Brock

The approach I would take to this is to make a 2 dimensional array of vertices (as if you were going to render a landscape) and set the render mode to Point.Initialise the points in the array to have the correct XYZ position (and RGB or RGBA colour if you want different...

C++

DirectX

Transparent vertex points as little as pixels in Direct3D9

31 Oct 2011 by Andrew Brock

Ok, this code will run with just the main.cpp file, but will work best with a texture demo.bmp, and the shader file Shader.fxYou will need to grab or make a bitmap image and place it in the working directory, and name it demo.bmp. This will texture the quad.The shader file should also be...

C++

DirectX

Hands Gesture Recognition

22 May 2008 by Andrew Kirillov

Some ideas about Hands Gesture Recognition in still images and video feeds, using the AForge.NET framework (C#).

Lego Pan Tilt Camera and Objects Tracking

20 Nov 2008 by Andrew Kirillov

Turning regular USB web camera into a pan tilt camera using the Lego Mindstorms robotics kit and tracking simple objects using C#.

Camera Vision - video surveillance on C#

9 Oct 2006 by Andrew Kirillov

A C# video surveillance application, which allows monitoring several IP cameras simultaneously.

AViD

3 Mar 2009 by Andrew Rissing

An application for visualizing common dendrimer models

DirectX Fullscreen Application: Problem with Application.DoEvents()

8 Jun 2010 by Andrew Rissing

Can you take out the Application.DoEvents() call and have it work in full screen?It you can't, then you need to change your present parameters.Ex.presentParams.Windowed = false;See the following link[^].It might help if you provide more information on the exception as well.

DirectX

Android* Texture Compression - a comparison study with code sample

20 Jan 2015 by Android on Intel

Android* Texture Compression - a comparison study with code sample

Murl Engine* Cross-Platform Development Tool with Android* x86 Support

2 Mar 2015 by Android on Intel

The Murl Engine is a fresh and free solution for cross-platform development. It is focused on games and multimedia applications and is currently supporting Android, iOS, Windows, OS X and Linux* platforms.

Introduction to Resource Binding in Microsoft DirectX 12

13 May 2015 by Android on Intel

Introduction to Resource Binding in Microsoft DirectX 12

DirectX

product-showcase

Intel GPA 2015 R1 - OpenGL splits from DirectX - and it's all free!

1 Sep 2015 by Android on Intel

Which Intel software tool includes a new name, new features, and it's ALL available for FREE?

Brick by Brick: Building a Better Game with LEGO Minifigures Online

30 Oct 2015 by Android on Intel

The current generation of Intel® graphics hardware extends Intel’s leadership in enabling innovation across the industry, including being fully ready for DirectX 12 and driving the adoption of advanced features by next-generation games.

Adaptive Volumetric Shadow Maps for Android Using OpenGL ES 3.1

1 Dec 2015 by Android on Intel

As a follow-up to Adaptive Volumetric Shadow Maps for DirectX 11, we present a port of the same algorithm adapted for Android devices that support OpenGL ES 3.1 and the GL_INTEL_fragment_shader_ordering OpenGL extension.

Android

DirectX

OpenGL

How to capture the desktop

28 Mar 2013 by André Kraak

This CP article Various methods for capturing the screen[^] describes how to use DirectX to capture the screen.

Rendering 3D Graphic in .NET with C# and Igneel.Graphics

20 Jan 2017 by Ansel Castro

The article shows how to render 3D graphics with C# in .NET using an API Igneel.Graphics.

Height Map Rendering with Igneel Engine

7 Mar 2017 by Ansel Castro

Describes the basic steps to render height maps using the graphics engine of Igneel

Fastest way to show multicolor text in Windows

3 Jun 2011 by Anshul R

Use WPF. Set ForeColor Property.

How to solve DirectX dependencies (release/debug version)

28 May 2010 by Anthony Mushrow

Which version of the DLL that your program is using depends on which build of the library your program actually linked to.You may either need to check your linker settings and make sure that in Release you are not linking with the debug lib or check your code for any #pragma comment(lib,...

Trying to understand what a linker does with code in .lib files

15 Apr 2011 by Anthony Mushrow

will my final resulting .exe still work on an end user's system using the latest (2010) DirectX end user runtime?Yes. When you link with a .lib file it is actually put into your .exe or .dll fileFunctionality from previous versions of DirectX are always available in the runtime for...

C++

DirectX

audio

IDirect3D9::CheckDeviceType seams to be broken

30 May 2011 by Anthony Mushrow

Just as an experiment try using:CheckDeviceType( D3DADAPTER_DEFAULT, D3DDEVTYPE_REF, D3DFMT_X8R8G8B8, D3DFMT_X8R8G8B8, false );The reference device is just what it says it, it should behave exactly the same as a fully compliant DirectX compatible graphics card. If CheckDeviceType works...

C++

DirectX

Tiled Texture is not tiling correctly.

7 Jun 2011 by Anthony Mushrow

I can't see what's happening inside of DrawDirectXMesh but If you can only see the vertex points instead of the actual faces that I can only assume it's rendering with D3DPT_POINTLIST instead of D3DPT_TRIANGLELIST. It might be easier to set up the vertices for the floor yourself and then render...

C++

DirectX

DirectX 8 Template

26 Sep 2001 by Anthony Roach

A framework for writing apps using DirectX 8

DirectX 8 Template 2

18 Oct 2001 by Anthony Roach

An extension to the DirectX framework for adding backgrounds

Overlay drawing over a running video in directx

22 Mar 2016 by Anup6

im using the DirectX class library.i refered following application to preview and capture the video http://www.codeproject.com/Articles/7637/DirectX-Video-Stream-and-frame-capturefrom the digital cameras to the hard disk.. but i can't find a way to draw on() playback video.In...

DirectX

Joystick input, bit level information

25 Mar 2010 by aquanar

I actually just have a rather small question, but I have had the HARDEST time finding information about it.Assuming we have a 3-axis joystick being connected via USB to a Windows XP computer, and it is being handled by directx, my question is how is the data for the axes...

DirectX

A Brief Tutorial On How To Develop DirectShow Source Filter For Beginners

22 Feb 2010 by Aric Wang

The article will give you an idea on how to design a source filter.The source filter creates samples and outputs it from its output pin.

Inject my own DirectX

31 Jul 2012 by armagedescu

see here how can you intercept functions and inject modules

C++

DirectX

DirectSound Wrapper Classes

6 Aug 2006 by Arman S.

An article on multimedia - playing Waves by using the DirectSound component.

MIDI Wrapper Classes

3 Nov 2005 by Arman S.

An article that presents some C++ classes to play MIDI files.

A DirectX Wrapper

18 Jul 2003 by arussell

A DirectX Wrapper

Box2D and Direct2D

10 Oct 2013 by arussell

Box2D DebugDraw Implemented using DirectX 2D and win32

Introducing Investigo: Using a Proxy DLL and embedded HTTP server for DirectX9 Performance Analysis, Debugging and Automated Performance Testing.

9 Nov 2012 by Ashley Davis

Introducing Investigo: Using a Proxy DLL and embedded HTTP server for DirectX9 Performance Analysis, Debugging and Automated Performance Testing

DirectShow Source Filter for Painting on DC

12 Sep 2004 by Ashok Jaiswal

How to paint in DC in source filter

DirectX10 Geometry Shader with Stream Output

10 Oct 2012 by Asif Bahrainwala

GS-SO tutorial for basic effects

Taming the tessellator

18 Mar 2012 by Asif Bahrainwala

Hull, Domain shader

Fast Fourier Transform using DX11

14 Jan 2015 by Asif Bahrainwala

FFT using DX11 compute shader

DirectX 11 Compute Shaders

22 Feb 2013 by Asif Bahrainwala

HPC via Compute Shaders (GPGPU).

[ERROR] unhandled exception has occured in your application..

17 Apr 2017 by Atakutabrak

I build project with Microsoft Visual Studio 2010 and get this Error "Unhandled exception has occured in your application.." when play video in project, problem solve with disable LoaderLock in VS2010 toolbar Debug, Exceptions.. , Managed Debugging Assistants, Uncheck LoaderLock but after I...

Vb.net directx audiovideoplayback problem

18 Apr 2017 by Atakutabrak

I build project with video Imports Microsoft.DirectX.AudioVideoPlayback when developing I can play video why in the client video cannot played? I get this error in client: "Unhandled exception has occurred in your application. If you click Continue. the application will ignore this error and...

GUI Library for Managed DirectX Applications

24 Jul 2007 by AvengerDr

This article introduces the Odyssey User Interface, a library of controls that can be used in any Managed DirectX application.

A really weird directx(direct3d) problem

7 Feb 2013 by Aweiwei_

the purpose is to create a mesh of teapot,get the vertices & index from it,and draw from the vertices and index ID3DXMesh *Teapot; D3DXCreateTeapot(dev,&Teapot,NULL); Teapot->DrawSubset(0); dev->Clear(0, 0, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER, 0xffffffff, 1.0f,...

C++

DirectX

MarbleMaze

31 Jul 2013 by Ayush001

Traditional game which becomes more interetsing.

In Game Overlay Over DirectX multiplayer Online Game

8 Aug 2013 by balajidileepkumar

Hi all, I need to develop a transparent window using vc++ that interacts with a multiplayer online game, which has a client exe installed via steam, I need to create a overlay text over the game which doesn't flicker while playing the game,I used setwindowspos api to create a modal form...

VisualC++

DirectX

Loading & Playing force effect

22 Feb 2015 by Bangsang

www.xiquinho.com/mybooks/file/...

DirectX

MFC activex control using directx features.

4 Aug 2011 by barneyman

if all you want to do is draw lines and curves, and you have no complex viewing requirements, DirectX is overkill - simply use GDI, or GDI+Create a CPaintDC in your OnPaint method, then use the methods in the base CDC class

How Clean trace of mobile line on the texture in D3D9

19 Feb 2012 by barneyman

Alternatives to enhzflep's solutions, if you don't have access to/want to change the texture ...1. Multiple textures - first is your map, second is your line2. Stencil 'Shadows' - render the line 'above' the map, then cast a shadow from it, perp'l to the mapagain, comfy chair, coffee

C++

DirectX

Color Coding background for different climate conditions

15 Mar 2012 by barneyman

I can't help you with 8.1, but with 9+ the process is this Load your bitmap into a textureGet the size of the backplane using GetBackBufferCreate a square textured backplane (vertex format = D3DFVF_XYZRHW | D3DFVF_TEX1), using D3DXVECTOR4 with w set to 1.0In your render function,...

Triangulation Visualization using Directx

19 Mar 2012 by barneyman

an excellent DX start up tutorial from here[^]

C++

DirectX

creating tree rendering engine

16 Jun 2012 by barneyman

You should look at progressive meshes[^]From experience, trees (if you mean the arboreal kind) are much better handled as billboards[^], especially at a distance

DirectX

Directx 9 Rendering Problem

24 Feb 2015 by barneyman

your test at mDirectx9Obj->CreateDevice is wrong - you're testing for NULL - that call returns an HR, so i'm guessing it's failing, you're not catching itwhich would give you a NULL device, which would cause an exception first time you use it - say, at Clear()

C++

DirectX

How to enable stereo mix programatically using C++?

8 Dec 2015 by barneyman

have a look at How to enumerate audio endpoint (IMMDevice) properties on your system[^]That uses the IMMDevice interface[^] which drops you right into a bunch of useful APIs

C++

DirectX

multimedia

What is the direct3d equivalent of glreadpixels

30 May 2017 by barneyman

in dx9 (sorry, but that should get you started) you'd render to a texture (using SetRenderTarget) then get to that texture's surface (GetSurfaceLevel), then lock that and read from it (LockRect)

DirectX

Direct3D Rendering Cookbook

28 Apr 2014 by Bartlomiej Filipek

Short review of a very interesting book about DirectX 11 using C#

.NET

Windows

DirectX

slimDX or directx rendering a visual

7 Jul 2011 by bat3a

OK i got a viewport3d and i have slimDX sdk, i searched through the code to know how to render the viewport3d using slimDX, and found nothing, basically i'm trying to hardware render a viewport3d which has some 3d object, to an image to save.or if anyone got a better solution than slimDX,...

WPF

DirectX

Indexed Vertex Blending with the Direct3D Pipeline

27 Jun 2012 by bearsomg

Hello. I am currently working on a rendering engine which is meant to render character animations. Right now I am working on vertex blending to make the body parts move with the bones.For each vertex declaration, I have a short that represents the first bone's weight, and 2 shorts...

Working with Stream Buffer engine - TIME SHIFT on Windows XP Service Pack 1

7 Jun 2004 by BeCapture

The new generation of capture device - MPEG2 capture that does time shift.

Preview and Record with MPEG2 Capture device

11 Jun 2004 by BeCapture

This article shows how to work with MPEG2 capture devices such as Preview, Record. Works with all video renderers. Grab picture and configure MPEG2 Demux.