Questions tagged [memory]
The memory tag has no usage guidance.
97
questions
3
votes
1answer
122 views
How do open world game engines allocate memory?
My troubles
I've been trying to create a game engine but since I am not well experienced in C++ I am having trouble deciding on how to load new scenes efficiently level by level or just an open world....
3
votes
2answers
197 views
String storage in game engine
I've been designing the memory management module for my game engine, including things like custom allocators and when it came to allocating memory for strings I kinda got stuck.
What I mean by strings ...
0
votes
1answer
61 views
C++:Segmentation fault (core dumped) while creating gameobject
i made a small code to debug and i get this error
player inherit from gameobject
code
...
-1
votes
1answer
61 views
C++: passing gameobject as a parameter and then into vector
firstly iam used to java and new to c++ so maybe this will looks a noob's question
i will explain this and give a pseudo code and then c++ just so you can understand me
i have a player class which ...
8
votes
4answers
5k views
Mechanics to keep mobs and environment alive without using tons of memory?
I'm working on a server for a little mobile MMORPG.
This consists mainly of two important features: mobs and environment resources like trees, rocks etc.
The world is randomly generated and each time ...
2
votes
0answers
168 views
Using shared memory instead of marshalling for C++ native plugins in Unity?
So I'm a C++ developer who has been playing with C# for a week or two in order to get acquainted with Unity, and I'm curious about the marshalling process used to transfer data for use in C++ native ...
0
votes
1answer
41 views
How do I download audio resources and save them in cache?
I am developing a game in Unity3d 2019, the instructions of the game must be translated into several languages. Right now, they are part of the compilation, but this makes the compilation very large. ...
1
vote
1answer
62 views
Memory tracker allocates while outputting results
I've written a memory tracker for use in my game engine. I based it on this slide in a talk by Nicolai Josuttis.
One problem I'm having is that, during reporting, the implicit string conversion and ...
0
votes
0answers
184 views
Unity light baking out of memory
I have a problem where whenever I try to bake the light in my scene I get this error after a while:
...
0
votes
2answers
79 views
Disposing objects when changing screens
I'm making my first game with LibGDX and Box2D, and I've realized that the memory used increases when I change screens. It starts from 150MB and progressively reaches 850. How should I deal with this? ...
1
vote
0answers
53 views
Estimate an AssetBundle size in RAM
I'm working on a small tool on top of the Asset bundle browser to estimate how much size in RAM a bundle will take so I can put a hard limit / validation before a bundle is submitted to version ...
1
vote
2answers
161 views
Unreasonably large memory use with high-res screenshot script
I'm using this piece of code to save renders and I'm saving renders in every frame inside Update().
Code:
...
0
votes
0answers
32 views
How to find the source of a memory leak in a Blockchain + Node.js game
We have been working in a Node.js game, part of a game network, which seems to be working slower and slower as you keep it open, as well as it seems to increase the RAM and CPU usage over time.
We ...
1
vote
1answer
131 views
For PC game development with Visual Studio, how do AAA developers reconcile their dozens-of-GB games with VS's 4 GB memory limits?
As far as I understand it, Visual Studio is the de-facto standard for Windows development in C# and C++, but it is limited by the fact that it's a 32-bit application and thus only has access to 4 GB ...
0
votes
1answer
45 views
Memory Management when changing Game States [closed]
I am just wondering what are some of the issues of loading and freeing the memory every time player changes the game state?
Or is it better to load all the resources at once?
0
votes
2answers
74 views
Any advantage of having chunks with sizes by the power of two?
With my past experience of having my little game lag because of the size of the world, I have decided that in whatever next project I might choose to create, I will split said world into chunks. Now ...
1
vote
1answer
90 views
Vulkan - preallocating chunks of memory and resource memory requirements
I would like to allocate a bigger chunk of memory and then suballocate from it but I don't fully understand how memory requirements work, is there a chance that when I allocate a piece of device local ...
0
votes
0answers
57 views
How should I send large amounts of data from java to c++ (within the same process)
I'm writing a game that is mostly in Java (because that's the language I'm most comfortable with) while the graphics are in C++ (because of speed, and because the Vulkan API is hard enough to learn ...
1
vote
1answer
98 views
How did older games manage their sprites? [closed]
I’m aware that older games would reuse sprites as much as possible (Like the bushes and clouds in Mario, or slime and red slime in dragon quest), how did they manage their sprites? Did they preload ...
0
votes
1answer
320 views
How do open world games handle efficiently enemy respawn?
I'm currently working on a 2D open world game loaded in chunks, initially I thought It would be sufficient to spawn entities randomly in a specific "radius" close to the player, and periodically ...
1
vote
1answer
819 views
Memory is not getting freed on Destroy()
Manager script(simple script attached to an empty GameObject on scene) on Start() instantiates 1000 default cubes with rigidbody component added and gravity check ticked.
...
-1
votes
1answer
55 views
Static variable pre-declaration & memory heap expansion in Unity
When I profile my apps, I make sure that the code like this one:
private void Update(){
int count = GetEnemyCount();
}
get's converted to this one:
...
0
votes
1answer
77 views
Let both clients know of complete game-state in turn-based game?
I'm writing a simple turn-based game for mobile, just to test the waters and I'm having doubts about the approach.
Each player has 5 cards on hand.
I want for both players to be able to replay ...
1
vote
1answer
464 views
How can I make a custom memory allocation for classes with virtual methods? [closed]
I want to create a custom allocator that stores objects to the heap sequentially. The allocator itself is very simple. It just allocates a big chunk of memory and moves an offset as ...
3
votes
1answer
2k views
How to properly manage memory in SDL2?
I have yet another question regarding SDL2.
I have some drawSprite & drawBackround & ...
2
votes
2answers
130 views
How can I read values from a running instance of an existing game? [closed]
I play an indie flight simulation game in Windows. I want to add a specific feature by means of creating a third-party add-on.
This apps will "link" and gather current altitude and position data from ...
1
vote
0answers
400 views
How to load data from stbi allocated memory into java managed memory?
LWJGL3 provides me with simple wrappers around nothings' stb libraries. In order to load images I thus make use of the stb_image wrapper.
My issue is that when I use this wrapper library, all I get ...
1
vote
0answers
36 views
Unity inconsistent memory profiling when running same scene
I'm in the making of a 2D silhouette style game where I'm trying basically 2 setups:
One where it consists only of sprites,
One where it consists of a mix of sprites and meshes with NO texture.
Now,...
1
vote
1answer
686 views
Unity engine memory usage issue - taking up more than it should
I'm making a 2D game that consists mostly of sprites. As a lot of them were too large in file size, I swapped them into meshes with unlit materials without textures. Now, The problem is that Unity by ...
0
votes
1answer
296 views
Efficient Dynamic Memory Management
My world is procedurally generated. As the player moves, chunks behind them are unloaded and chunks in front of them are loaded. Each chunk has a mesh of triangles.
At the moment, I create two VBOs ...
1
vote
2answers
487 views
Voxel Game - High Memory and CPU Usage
I am currently developing a voxel game and I had recently noticed that the game from startup is at around 2GB of memory. Currently I am rendering 14 x 14 chunks as shown:
I did a profile on the game ...
2
votes
1answer
506 views
How can I build a data structure that will persist across saves/loads in GameMaker version 8.1 and earlier?
I wish to build data structures such as trees, linked lists, graphs, stacks, queues, etc. in Game Maker. However, the concept of object in Game Maker Version 8.1 and older does not have a reliable ...
2
votes
0answers
72 views
Are there well-known tools for chasing down VRAM & GTT memory leaks? [closed]
Problem. I have inherited a large C++ 3D graphics codebase (with some shader code). The program runs for about 1-5 minutes before crashing.
Problem Data. Using system tools, one can see a sharp rise ...
12
votes
1answer
2k views
How do I know if memory isn't being handled right?
My (2D) game's memory footprint seems to increase any time I load a texture, e.g. when I start my game it uses 30 mb private RAM, after transversing a ~367mb background file, so it's all in RAM at ...
1
vote
0answers
73 views
Memory usage increasing ~10kb every frame [closed]
I am currently developing a game for Android (using the SDK) and have been trying to reduce the memory usage. I have discovered that during each frame, the memory usage increases by about 10kb. The ...
2
votes
3answers
573 views
Is replacing a struct field in a class generating garbage using C#?
I am somewhat aware of the differences between classes and structs, when each is allocated on the heap vs the stack, what happens when calling methods etc.
As far as I know, the memory for a struct ...
18
votes
2answers
4k views
How does GPU handle texture and VRAM?
It's actually a bunch of inter-related questions:
Are compressed textures (dxt5/dxt1 etc.) ever completely decompressed while going through rendering pipeline?
If the answer to the first question is ...
-2
votes
3answers
226 views
How should I store a large number of rooms with objects in them?
Right now I'm using C# in XNA/MonoGame. I'm brainstorming an isometric game that consists of rectangular rooms. The allowed dimensions of each room range from 3x3x3 to 12x12x6.
The max volume of each ...
23
votes
4answers
9k views
How do C++ games handle memory allocation failure?
I am aware of several games which are written in C++ but do not use exceptions. Since handling of memory allocation failure in C++ is generally built around the ...
1
vote
0answers
362 views
Texture rebind on android cause potential memory leak?
After context lost, I have to rebind all my textures. I want to it the correct way, so I check each handle for availability. It's done by calling unloadFromVram(), ...
1
vote
1answer
328 views
LibGDX: Can i get some useful tips for loading textures?
So basically in my game(completely new to gave dev) I have a level select screen. I have 8 Buttons to select the levels and i use an asset manager to load the textures for the buttons. For example ...
3
votes
1answer
765 views
RAM usage unusually high, but CPU usage relatively low
I've created a relatively simple game using libgdx, but the RAM usage when I start up the game on my Android device is roughly 600-700 mb, but the CPU usage is only about ~0.05%. I've downloaded a ...
3
votes
1answer
210 views
Is keeping all my game art in a static class wasting memory?
When I make games, I generally create a static class called Art that has static fields to track all content in the game. For example
...
1
vote
1answer
1k views
About HLSL array packing policy
This is not a question but a confirmation if I'm correct about the behavior of HLSL arrays.
I'm working with a standard lighting vertex shader, HLSL plus C++, DirectX11.1 API. For storing my lights ...
1
vote
0answers
227 views
Memory leak with glfwSetWindowTitle? [closed]
I am using GLFW for a game, and I have a function which allows me to set the window title.
...
1
vote
0answers
46 views
Animated Typing Memory Usage with Immutable Strings
Right now I'm programming a game that has an animated typing effect typically seen in older 1980's and 90's role-playing games. An example can be seen here.
The typing effect is generated by taking a ...
1
vote
1answer
209 views
Why loading ~250mb of compressed texture data spills Out of memory error on Windows
I am making SDL2/OpenGL 2D game for Windows with a lot of pre-rendered sprites. When testing on my laptop I got SDL_Surface creation failed: out of memory error ...
-2
votes
1answer
751 views
Libgdx incredibly high RAM usage! [closed]
Alright so I'm new to Libgdx and Game programming in general, and I've got a huge problem.
If I leave my game on, it will start to eat memory, pretty fast at that, until it reaches a point my PC hasn'...
1
vote
1answer
450 views
Method of handling audio and memory in game
I've started coding a new game project and I've implemented Ogre for the graphics rendering and begun thinking about the audio side of things.
I was considering using the SFML audio component for ...
2
votes
1answer
125 views
Java - Loading background music into memory
I am currently developing a game with Java, with a soundtrack consisting of ten tracks in .ogg format, 1-2 MB in size each. To be able to switch between these tracks quickly and easily in the game, ...
