direct3d Questions
2
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When using Direct3D in c++ I can write a "Cube" class for example, that contains a "ID3D11Buffer* vertexBuffer_" and ensure that the destructor for that Cube object calls vertexBuffer_->Release().
...
Modernity asked 23/2, 2012 at 10:3
1
There are standard libraries of shader functions, such as for Cg. But are there resources which tell you how long each takes... I'm thinking similar to how you used to be able to look up how many c...
Wellworn asked 7/12, 2011 at 12:21
1
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I'm writing a scene-graph based graphics engine for modeling purposes. I'm using XNA 4.
On many places I have been reading, that texture changes (and other state changes) should be minimized durin...
8
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How can I get Direct3D to work over a Remote Desktop connection? I am using Windows XP Professional.
Dimissory asked 7/11, 2008 at 16:0
3
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I am trying to understand better how GPUs work, and I am confused about how they handled high level APIs like Direct3D or OpenGL. It is very common to see graphic cards advertising they support Dir...
2
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I've installed the June 2010 SDK
Enabled the Debug Runtime in the DirectX Control Panel
set the Debug Output Level to maximum (More)
Enabled unmanaged code debugging.
Result: The debug output ...
1
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What happens during a display mode change (resolution, depth) on an ordinary computer? (classical stationarys and laptops)
It might not be so trivial since video cards are so different, but one th...
1
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I have been fooling around with screen capture for awhile now and I managed to capture the entire screen, certain areas on the screen etc...
But when I go into a game and try to capture the screen...
Sexennial asked 26/5, 2011 at 16:45
4
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I came across a leak in a Direct3D application of mine, and I ended up correcting it, but I think the cause of the leak was due to my misunderstanding of how Direct3D handles its memory and interfa...
1
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How do you render a BMP, JPEG, or PNG image file in 3D with DirectX in Windows? (E.g. let's say I want to render four images so that they look like a cubicle or something.)
I've seen this done eas...
2
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I've tried for many months to learn how IDirect3DVertexBuffer9 and IDirect3DIndexBuffer9 work. I've read multiple books, e-books and forums and I still can't get the hang of how they work. Can some...
5
I'm in a project to create a 3d game using XNA/C#, and the game will use a lot of 3d characters.
Looking at the current 3d games, in some they create near to hundreds of characters, what lead me ...
Holton asked 13/4, 2010 at 21:35
2
Solved
I have IDirect3DSurface9, default pool, YUV format. How can I efficiently get bitmap bits from it? At the moment I:
create render target:
device->CreateRenderTarget(surf_desc.Width, surf_desc.Heig...
Schexnayder asked 13/12, 2010 at 15:8
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I understand that there are several ways to blend XNA and WPF within the same application. I find it enticing to use WPF for all GUI and HUD stuff in my XNA games. Does anyone have any practical ex...
1
I've done 2 programs to use Shared Resources, running on SlimDX & DirectX10. One program will display the shared texture on a 3D mesh. The 2nd program will load an image as texture. So far I ne...
Aixlachapelle asked 14/7, 2010 at 18:36
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I've always wondered the reasoning behind why we must always define D3DVERTEX. Is it because Microsoft wants to allow the opportunity to put this in a class and overload operators, or is there anot...
2
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So, in both D3D and OpenGL there's ability to draw from an index buffer.
The OBJ file format however does something weird. It specifies a bunch of vertices like:
v -21.499660 6.424470 4.069845
v...
4
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I currently rewrite an old Visual Basic application in java, a large part of the work involves replacing Direct3d with jogl.
Since I have no experience in dealing with Direct3d and only minimal ex...
2
I've been challenged with a C++ 3D application project that will use 3 displays, each one rendering from a different camera.
Recently I learned about Ogre3D but it's not clear if it supports outpu...
8
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The standard model has been that OpenGL is for professional apps (CAD) and Direct3D is for games.
With the debacle of openGL 3.0, is openGl still the natural choice for technical 3D apps (c...
4
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Do I need to use one vertex buffer per mesh, or can I store multiple meshes in one vertex buffer? If so, should I do it, and how would I do it?
Melton asked 13/10, 2009 at 12:8
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I did not find a good definition of the concept of a drawing surface. What properties are associated with a surface? In the context of pure OpenGL there is no surface, since OpenGL has no notion of...
2
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4
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The performance of a Direct3D application seems to be significantly better in full screen mode compared to windowed mode. What are the technical reasons behind this?
I guess it has something to do...
Lazy asked 20/11, 2008 at 8:47
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Would it be possible to write a 3D game as large as World of Warcraft in pure Python?
Assuming the use of DirectX / D3D bindings or OpenGL bindings.
If not, what would be the largest hold-up to doi...
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