Questions tagged [hardware]

In computing hardware is the physical objects like the CPU, graphics card, monitor, keyboard, joystick, mouse, memory modules, hard drive etc. This is in contrast to software, which is the operating system, applications, programs etc.

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Hardware requirements for a Unity game [duplicate]

I am listing a game on Steam and need to set system requirements. The game is a online 3D game using Universal Render Pipeline with low poly assets. My idea was to copy the requirements for a similar ...
ViktorMS's user avatar
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2 answers
555 views

Understanding User Input Behind the Scenes?

I am a bit confused on how user input is actually received and processed behind the scenes in a game engine. Let's say I have a simplistic game loop as follows... ...
4Matt's user avatar
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1 vote
0 answers
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how to efficiently raytrace a rectangle side in 8bits without mul and div?

Imagine you are on a hardware that is 8bits like the nes or the game boy, NO mul no div, only add and shift. Given a rectangle or integer size nk*mk, where k is the size of the underlying grid, and P ...
user29244's user avatar
  • 327
-4 votes
0 answers
43 views

Artificial limitation in games ver. 2? [closed]

So you've made research? Can you show us that research? You don't seem to be that well-versed in game development or software development in general, so perhaps you misunderstood something. Just open ...
Guest's user avatar
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-4 votes
1 answer
68 views

Artificial limitation in games? [duplicate]

I've made a research and found out that without dedicated graphics games use max 50% of each processor's core. And it seems to be an artificial limitation. For a powerful processor 50% is a very big ...
Guest's user avatar
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23 votes
4 answers
8k views

Intentionally using "worse machines" to develop a game?

I am developing a game intended for desktop computers. I am afraid of developing a game that will be too costly in aspects of performance, so I am wary of using a machine that might be better than the ...
tmighty's user avatar
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0 votes
1 answer
211 views

OpenGL GLSL ES 3.10 - Referencing a uniform variable, causes the vertex shader to not draw anything

I have this project, that has a default shader, that just draws models and textures. Recently I decided to add a second shader that does a fancy effect, and is used only on some of the objects drawn. ...
Tom Tsagkatos's user avatar
2 votes
1 answer
614 views

Hardware for testing Mapper 30 NES homebrews

For someone wanting to get into NES/Famicom game development, and test on hardware (original and/or clones) to make sure the controls feel right, and to make sure the game is compatible for hardware ...
Mentalist's user avatar
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0 votes
1 answer
72 views

How to code a game that can interact with custom controllers?

I want to have my work featured in alt.ctrl.gdc someday. The process of building a bizarre custom controller is a question for a different stackexchange site, but Can you tell me a way how to take ...
jodediah holems's user avatar
1 vote
1 answer
36 views

How can I change displayed information as a physical control knob is slid along a track

I'm making an installation for exhibition or demonstration purpose. I want to have a physical handle the viewer can slide along a track. As they do so, the information displayed on the screen should ...
Antony's user avatar
  • 113
37 votes
3 answers
9k views

Why do engines need to be optimized for new processors of the same architecture?

When a new processor generation is released, most websites report that game engines and programs need to be optimized for the new hardware. I do not quite understand why. A processor usually has an ...
salbeira's user avatar
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1 vote
1 answer
339 views

Calculating theoretical FPS

I'm unsure if this question would be more appropriate in stackoverflow, so apologies before hand if it should be moved. Given that I know the user's hardware (Video Card, RAM, CPU, screen resolution, ...
Cornwell's user avatar
  • 111
1 vote
1 answer
153 views

Strange gpu glitch

I've recently tried to run my game in a new hardware (arm a17 processor, Mali-T760) and the result is quite bad, as you can see in the images below seems that the polygon's coordinates are clamped to ...
EzeEst's user avatar
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0 votes
2 answers
123 views

how to solve slow framerate (how to solve situation when user uses computer much slower then minimum requirement)

We have some minimum requirements set for the game, however, it's possible to play the game on much slower computers and we argue in the team how to approach the situation when the hardware is too ...
jcx's user avatar
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4 votes
1 answer
3k views

Why aren't there game and physics engines with double precision?

Choice of game design and other human psychological factors aside is the present hardware not capable of working with double precision floating point calculations with reasonable performance? It can ...
Allahjane's user avatar
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0 votes
1 answer
110 views

How to free the GPU from a long task?

I'm developing an application that uses the GPU. Some tasks might be rather long (like a fragment shader with a loop). I have the impression that I can make the entire OS visually freeze by asking the ...
Martijn Courteaux's user avatar
0 votes
2 answers
156 views

Can I develop on the Oculus Rift with below the minimum required hardware?

I have tried to see if my GTX 960m supports VR and sadly it seems I need minimum GTX 970m, still I have seen videos that if you overclock your 960m you can get a decent 115 frames. My question is, can ...
John Pietrar's user avatar
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1 answer
81 views

How could I make someone walk in place?

I'm working on a serious project and I really need help. I'm working on a virtual reality First-Person-Shooter game. The problem is that I want to make the player (a real person) walk in place (...
None's user avatar
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1 vote
0 answers
68 views

What game development tool can I use on a computer that does not support shaders? [closed]

I tried SFML, but found out that my computer does not support shaders. Given this restriction, what could I use instead?
user3083017's user avatar
1 vote
0 answers
36 views

What are some different types of device motion gestures? [closed]

Complex touch events are well-defined and can even be categorised as seen in this Wikipedia article We have great names for various touch gestures like: Double-tap Pinch / Zoom Long Press etc. When ...
Bryce's user avatar
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1 vote
0 answers
54 views

Shed some light on this Nvidia Pascal slide?

What are the meanings of all the terms in this slide? Why is the correct operator to roughly compute (guesstimate) the improvement in performance multiplictive and not instead bottle necked by the new ...
AturSams's user avatar
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25 votes
11 answers
15k views

Do I really need to use a graphics API?

Is it necessary to use graphics APIs to get hardware acceleration in a 3D game? To what degree is it possible to free of dependencies to graphics-card APIs like OpenGL, DirectX, CUDA, OpenCL or ...
Rubayet Bijoy's user avatar
1 vote
0 answers
140 views

Custom Keyboard run by Arduino not working in XNA

I'm trying to make a stenotype-teaching game using the stenoboard as input. The Stenoboard emulates an NKRO keyboard, using this code: https://github.com/caru/StenoFW/blob/master/StenoFW.ino, with an ...
Lorenstone's user avatar
8 votes
1 answer
381 views

Is quadrilinear texture sampling hardware supported?

If you have a volume texture with mipmaps, GL_LINEAR_MIPMAP_LINEAR texture sampling will perform quadrilinear texture sampling. Is that implemented in hardware like bilinear texture sampling is? Or ...
Alan Wolfe's user avatar
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2 votes
0 answers
403 views

Recording equipment for game sounds, music and dialogues [closed]

I've checked this question but I wasnt satisfied. So basically I'm a one man indie team and I wanted to have custom sounds, dialogues and maybe music (I have a few friends who are musicians) in my ...
K.L.'s user avatar
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4 votes
2 answers
405 views

How can I make sure my game runs on older GPUs than mine?

My game must stay at 75fps to be playable (I'm developing for the Oculus Rift) and I'm optimizing with that hardware in mind. My mid-range Nvidia GTX 650 Ti struggles a little with some Rift demos, ...
NeoZero's user avatar
  • 41
0 votes
1 answer
100 views

What were the typical price range for a development kit?

A lot of these things are usually behind NDAs and tricky to gauge. Is there any information and ranges on how much these thing costs? For example, the PS1 had the "Net Yaroze", which according to ...
Vaughan Hilts's user avatar
15 votes
12 answers
19k views

Can an application break the graphics card?

Quick note: I know this is a game development Q&A site but I guess you guys most of all know and have experience with graphics cards so I address this question to you. If you think this is ...
NPS's user avatar
  • 2,314
1 vote
1 answer
1k views

Dealing with binary data and endianness

When distributing my game, I am going to compile all the resources and level data into a single binary package file, which is loaded from by the game. Do I have to worry about my machine being a ...
jmegaffin's user avatar
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12 votes
1 answer
368 views

Good resources for learning about graphics hardware [closed]

I'm looking for some good learning resources for graphics hardware (and associated low level software). Basically I want to learn more about what goes on underneath the opengl/direcx API layers in ...
Ken's user avatar
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33 votes
4 answers
6k views

How do graphics evolve so much on the same console hardware?

Is it only a matter of code optimization? Do game developers plan to start small on a new hardware, to have space to evolve while creating a series of that game? Are computer graphics breakthroughs ...
Roberto's user avatar
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3 votes
2 answers
200 views

How do you ensure consistent experience across multiple graphics cards (or even driver versions)?

So I was writing a simple 2D game with OpenGL and SDL and had this problem when there was awful tearing when running in windowed mode (even though I explicitly asked SDL_SetVideoMode to use double ...
user avatar
6 votes
4 answers
963 views

Would like some help in understanding rendering geometry vs textures

So I was just pondering whether it is more taxing on the GPU to render geometry or a texture. What I'm trying to see is whether there is a huge difference in rendering two scenes with the same setup: ...
Anon's user avatar
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3 votes
1 answer
478 views

Stats on Screen Size for Flash Games

I'm working on a Flash game after many, many years. I'm trying to figure out size to make my application run (eg. 600x800). Because it's a tall (not wide) game, I'm confused. I know about (and love) ...
ashes999's user avatar
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0 votes
3 answers
201 views

Which iPhone/iPod Hardware to Support for iPhone Game

I'm coming from a background of Android. I would like to figure out what kind of iBlah device hardware I need to support for iPhone game development; something like Android's OS distribution stats, ...
ashes999's user avatar
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1 vote
1 answer
1k views

XNA: Instancing Cubes, Each Side Different Texture

I am trying to make thousands of instanced cubes, each with a unique texture on each side. Am I going to have to split each cube into 6 instanced faces, or can I unwrap it in such a way the the ...
Nifty255's user avatar
28 votes
2 answers
45k views

How many textures can I usually bind at once?

I'm developing a game engine, and it's only going to work on modern (Shader model 4+) hardware. I figure that, by the time I'm done with it, that won't be such an unreasonable requirement. My ...
Publius's user avatar
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0 votes
1 answer
2k views

SDL and software/hardware rendering. How to go about it?

I know that SDL 1.2 does software rendering (CPU) and not hardware rendering (GPU). My question is, how do I use SDL but with hardware rendering? How do I not use its rendering API (software) and ...
hullot's user avatar
  • 41
4 votes
2 answers
10k views

How can I check for Shader Model 3 support?

Currently I am working on a 3D visualization app. A requirement of my app is that host's graphics card supports Shader Model 3. How can I check for Shader Model 3 support? I know that these versions ...
Synxmax's user avatar
  • 99
3 votes
2 answers
383 views

Software/Hardware options for game music

I have some friends who want to make the music for a game I'm developing. We have no idea where to start. I've seen software like Reason (way too expensive at $450). I've also seen stuff like ...
Matthew's user avatar
  • 891
4 votes
6 answers
1k views

How do I connect circuit to PC so that I can use it to play a game?

I made a circuit, which acts like a digital dice using diodes 1N4148, IC 555, IC 4017, 8 & 16 pin IC socket, LED, push-to-on switch, resistors & connecters. By pressing the push button, 4017 ...
Roshan's user avatar
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0 votes
1 answer
128 views

if you had a bunch of good server hardware - what would you do with it? make it game related? [closed]

i've just scored 8 Dell 2950's and a Dell Blade Chassis with 10 Dell 1855 Blades, including a NetApp NAS. i'm interested to hear what other game devs would do with the gear. :)
cthulhup's user avatar
4 votes
2 answers
317 views

What kind of digitizing tablet did developers use back in the day?

I have had trouble getting the money together to buy a digitizing tablet, and it would cheer me up to know what kind of digitizing tablet the artists were using to create classic games like Super ...
ixtmixilix's user avatar
2 votes
3 answers
511 views

Where to start with hardware-specific low-level programming?

Seeing as today's machines have insane computing power and near endless memory, it's tough for a hobbyist programmer to actually hit the limits of his machine without doing something totally ...
drowsy's user avatar
  • 123
2 votes
3 answers
732 views

Minimum Hardware for iPhone Dev

So I'm planning to get into iPhone dev (2D games). I understand that my only real option is to get a Mac. I'll probably go the MonoTouch route. I'm not sure what hardware to buy; I just want the ...
ashes999's user avatar
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1 vote
1 answer
624 views

Questions before I revamp my rendering engine to use shaders (GLSL)

I've written a fairly robust rendering engine using OpenGL ES 1.1 (fixed-function.) I've been looking into revamping the engine to use OpenGL ES 2.0, which necessitates that I use shaders. I've been ...
notlesh's user avatar
  • 3,867
7 votes
4 answers
446 views

How can I test different TV display types for my XBLIG game?

The XBLIG submission check-list asks to ensure all gameplay-critical graphics be visible in the 'TitleSafeArea'. I've received a bug report during play-testing that says parts of my scrolling 2D map ...
Steve Dunn's user avatar
6 votes
6 answers
1k views

video card architecture

Can anyone point me to some information on what a modern video card architecture looks like? I'm particularly interested in understanding how my rendering engine will be executed by the GPU. Ideally, ...
notlesh's user avatar
  • 3,867
6 votes
1 answer
1k views

Switching between Discrete and Integrated GPUs

I have a machine with two discrete GPUs and one integrated GPU. I can currently switch between them using NVIDIA's software, but I would like the ability to do so within my applications for purposes ...
void-pointer's user avatar
4 votes
4 answers
3k views

Recommended hardware for developing ios games? [closed]

I know you have to have mac os x to use xcode and thus to develop/compile apps for the iphone. And I'm not exactly wanting to go the hackintosh way, so I'm looking at buying a used mac. What specs ...
Matthew's user avatar
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