directx Questions
4
Solved
I'm currently building my own quaternion camera. As far as I know, you only need one quaternion to fully specify the camera's orientation (correct me if I'm wrong). So, how would I go about creatin...
Tb asked 8/10, 2012 at 8:12
1
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I'm still working on an image processing project that makes use of HLSL shaders to add Photoshop-esque filters like drop shadow, bevel and so on. Now I'm searching for an approach to implement an o...
Fester asked 25/9, 2012 at 14:36
2
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I need to speed up my image viewer, and wondering if I should be looking into creating my own DirectX control to do so.
My image viewer displays medical images. They can be pretty large. We're ta...
3
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I am writing a shader to render spheres on point sprites, by drawing shaded circles, and need to write a depth component as well as colour in order that spheres near each other will intersect corre...
1
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My development platform is windows 7 x64. I have installed VS2012 and I'd like to compile a project that includes some Dx11 code.
Specifically, it includes the following files:
#include <d3dx1...
Saleem asked 17/9, 2012 at 12:54
1
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I want to multiply the vector and the matrix.
The vector is of XMVECTOR type and the matrix is of XMMATRIX type.
I cannot find any function in DirectX SDK to do it.
There is XMMatrixMultiply but on...
Hairline asked 14/8, 2012 at 14:34
5
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I have used WPF's 3D capabilities for learning, and for a few implementations, and I have found it to be very capable, and I am also learning DirectX 11, and it is very tricky compared to usi...
3
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4
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I am implementing a 3D engine for spatial visualisation, and am writing a camera with the following navigation features:
Rotate the camera (ie, analogous to rotating your head)
Rotate around an a...
Fidellia asked 13/7, 2012 at 12:56
1
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On MSDN(http://msdn.microsoft.com/en-us/library/windows/desktop/bb281710%28v=vs.85%29.aspx) for LookAt function is this math:
zaxis = normal(cameraTarget - cameraPosition)
xaxis = normal(cross(cam...
3
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For a hobby project of mine involving a 3d printer I would like to capture 3d models from various computer games. The games are running on Windows and are usually using DirectX9 but there is also o...
3
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Is the format of compiled pixel and vertex shader object files as produced by fxc.exe documented anywhere either officially or unofficially?
I'd like to be able to read the constant name to regist...
Pastor asked 30/3, 2010 at 13:51
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i am trying to render my Scene to a texture to use it in shaders for some post processing effect. I am not very experienced with this kind of stuff so i have some questions here..
First off all:
I...
1
I have a WPF application that is intended for overlaying a HUD in a live stream. The original idea was to create a plugin for xsplit (a popular application for presenting live streams) to display t...
Fauna asked 29/4, 2012 at 21:13
3
I want to get the adpater RAM or graphics RAM which you can see in Display settings or Device manager using API. I am in C++ application.
I have tried seraching on net and as per my RnD I have com...
1
Im trying to understand how OpenGL and DirectX work with the graphic card.
If i write a program in OpenGL that do a triangle, and another one in DirectX that do the same thing, what exactly happen...
1
Solved
I can't seem to find a way to create a texture from the surface data I acquire through the front buffer data of my application
This is the code I'm pretty sure is working (Direct X 9, C++)
// ca...
1
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I am fairly new to DirectX 10 programming, and I have been trying to do the following with my limited skills (though I have a strong background with OpenGL)
I am trying to display 2 different text...
Whippet asked 24/5, 2012 at 20:26
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So that's it. I have a certain Point3D. I have a camera. I know the view angle of the camera, which is
45 degrees; I know camera position and LookDirection vector. Now I want some way to find out ...
2
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I wish to know the best algorithm to be able to zoom to a screen space selection box/window in 3D.
I have it currently sort of working but it doesn't seem to zoom in correctly when the distance fr...
3
Solved
I'm trying to read 3D models which were created for a DirectX applications, which are defined in the following way :
In the file header, the Flexible Vertex Format (FVF) of the mesh is given (act...
2
Solved
I am developing a WPF application where the 3D part is handled by DirectX 9 (a lot of 3d that did not run fast enough using WPF).
The problem is the application is released with "Any CPU" as conf...
3
I need to capture the visual output (like a screenshot) of a DirectX window.
Currently, I use this approach.
But, when the window is in background, it captures whatever is in front of it.
I see th...
1
Solved
I'm playing Skyrim in windowed mode and I am trying to create a bot for this game for personal use. I would like to have the bot play the game in the background, while I do other things, the only p...
3
Want to know if they are correlated to each other
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