Tagged Questions

-2
votes
0answers
69 views

How do I learn to develop a Direct2D application in SlimDX using C# [closed]

I'm an intermediate web developer who is experienced with C# and I am looking into becoming a game developer and designer. I have decided that I want to develop a simple 2D RPG. I'm having a hard ...
3
votes
1answer
197 views

D3DXMatrixDecompose gives different quaternion than D3DXQuaternionRotationMatrix

In trying to solve this problem, I tracked down the problem to the conversion of the rotation matrix to quaternion. In particular, consider the following matrix: -0.02099178 0.9997436 -0.008475631 0 ...
1
vote
1answer
212 views

ERROR #342: DEVICE_SHADER_LINKAGE_SEMANTICNAME_NOT_FOUND

I've stared at this for at least half an hour now and I cannot figure out what directx is complaining about. I know this error normally means you put float3 instead of a float4 or something like ...
1
vote
2answers
524 views

Sharing a texture resource from DX11 to DX9 to WPF, need to wait for DeviceContext.Flush() to finish

I'm following these instructions on TheCodeProject for rendering from DirectX to WPF using D3DImage. The trouble is that now that I have no swap chain to call Present() on -- which according to the ...
1
vote
1answer
498 views

Question about mipmaps + anisotropic filtering

I'm a bit confused here and maybe someone can explain this to me. I created a simple test texture for my terrain which is nothing more than a solid green color with a black grid overlayed on top of ...
1
vote
2answers
340 views

DirectX Flicker

I'm using DirectX 9 via SlimDX (C#). My screen flickers a lot during rendering. I dug a little deeper and see that the surface is being cleared early. Here's an example: ...
2
votes
3answers
869 views

Tutorials for Managed DirectX development? [closed]

Are there any good tutorials, for someone new to DirectX development? I'd like to use the SharpDX library in a project, but am completely new to this sort of graphics programming. I'm looking for a ...
3
votes
1answer
394 views

Learning to code first game, few questions on basic game development and 3D

I've been programming for a while, and I'm concurrently learning how to make a basic game and slimdx, and wanted to talk to someone to hopefully get a few pointers. I've read that Tetris is the ...
2
votes
2answers
804 views

2D overlays in 3D environments

For a 2D overlay in a 3D environment using DirectX, is the 2D overlay still coded as a surface in 3d always positioned in front of the camera? I haven't tried this yet but I imagine that technique ...
5
votes
2answers
3k views

Is using SharpDX or SlimDX easier than using DirectX directly from C++? [closed]

I decided to learn to program in DirectX yesterday, and, not being a huge C++ fanatic, went looking for a .Net wrapper. After reading about SlimDX and SharpDX, I decided I liked what the SharpDX ...
0
votes
0answers
366 views

Anti-aliasing with Direct2D and Direct3D Interoperability

I am trying to create a CAD drafting application that uses Direct2D to draw all the 2D graphics and uses Direct3D for all the 3D graphics like engine or machine etc. I am using Direct2D and Direct3D ...
4
votes
1answer
1k views

How do I create a CPU read/write buffer in SlimDX (what are the legal combinations of Usage and CPUAccess flags)?

Currently, I create a vertex buffer in SlimDX like so: SlimDX.Direct3D11.BufferDescription Description = new SlimDX.Direct3D11.BufferDescription(); Description.BindFlags = ...
1
vote
1answer
126 views

How to prevent a certain textured quad from the effect of the pixel Shader at the run time in slimdxdirect3d9 or directx9?

I am having a video and and image slide show being rendered simultaneously. Both video and the image is being rendered by the help of texture and two different quads. Video is being rendered on the ...
0
votes
1answer
769 views

How to resize an image texture according to the size of a sprite in directx9 or slimdxDirect3d9?

I want to know that is there any way of resizing our texture to the size of a sprite in slimdx direct3d9 or directx9. That is if my image size is 1024x768 and sprite size is 500x500, how can i resize ...
3
votes
2answers
1k views

What is the “DirectX for Managed Code Update”?

I came upon this site while looking for information about working with DX in managed code and saw that MS released something containing a 'DirectX for Managed Code Update'. This sounds promising but ...
1
vote
0answers
1k views

Directshow VMR9 Allocator presenter present image problem

I am working with DirectShow for video playback and trying to get the video displayed on a D3D9 texture via SlimDX. I am using IVMRSurfaceAllocator9, IVMRImagePresenter9 for getting a surface from the ...
2
votes
0answers
457 views

Problem of tearing in Slimdx and DirectShow video

I have written a video player using SlimDX and DirectShow which is displaying the video on a SlimDX texture. I am extracting the video frames using the ISampleGrabberCB interface from DirectShow and ...
3
votes
2answers
2k views

How can I draw multiple lines connected via “nodes” with SlimDX?

I currently read out XML data with the following scheme: Position x,y,z I try to add one new Vertex for each position node and add it to a Vertex array. Then I try to render this list of vertices so ...
-1
votes
2answers
454 views

How to do gradient transitions using slimdx?

I am making an image slide show using slimdx and c#. Till now I have done transitions using the matrix transformation but now I am trying to make transitions using some gray scale background image. ...
2
votes
1answer
587 views

Mesh with Alpha Texture doesn't blend properly

I've followed example from various place regarding setting OutputMerger's BlendState to enable alpha/transparent texture on mesh. The setup is as follows: var transParentOp = new ...
5
votes
1answer
2k views

XNA or SlimDX (DirectX 10) for multitouch rhythm game simulator

I'm looking to develop a multitouch rhythm game in C#. It is aimed to be a simulator for an existing arcade game, similar to this: http://www.youtube.com/watch?v=TAiNNpA3wwg So far, I've decided on ...
2
votes
2answers
1k views

How to load a mesh from the .X-format in DirectX10 via SlimDX?

As of DirectX10, the usual functions to load a mesh in the .X-format are marked as deprecated and they are DX9 functions anyway. How can I load a mesh from the .X-format into an ID3DX10Mesh object ...