A way of organizing and storing information so that it occupies as small an amount of memory as possible while still retaining its full usefulness.
0
votes
1answer
45 views
Best way to add and remove quads in a VBO?
What's the best way to handle adding and removing 2D sprites (quads) in a VBO?
I am working on a mobile board game and sometimes game pieces (represented by quads graphically) need to be added to or ...
0
votes
0answers
19 views
Streaming CDLOD block size vs quad tree node size
I'm following the technique describe in this paper:
http://www.vertexasylum.com/downloads/cdlod/cdlod_latest.pdf
It describes a terrain structured as a quad tree for rendering purposes. Each level ...
5
votes
1answer
129 views
Difference in glDrawArrays and glDrawElements
While refreshing my mind on OpenGL ES, I came across glDrawArrays and glDrawElements.
I understand how they are used and sort of understand why they are different.
What I do not seem to understand ...
1
vote
1answer
18 views
Is reusing BitmapFonts possible in GDX?
I'm loading multiple labels (100+) with different font types (max 10), but they have different sizes.
As I read the code and did the research, it's not possible to 'reuse' the font.
For instance, I ...
1
vote
1answer
42 views
Libgdx game crashes on some devices without any Errors / Logs
I'm making a similar game to the talking tom game where a character is animated on the screen and talks back.
I have about 100 transparent PNGs for each animation.
There are 10 Animations.
Each PNG ...
-2
votes
3answers
140 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 ...
0
votes
1answer
110 views
Game data structure in node.js
I am building a simple turn-based game in node.js using sockets.io. My web experience with node.js has typically involved saving everything to a relational database. I set this up for my game. I am ...
0
votes
0answers
59 views
Unity 2d: Not Destroying enemies - impact on memory
I know pretty much zero about game performance in Unity. I am trying to figure out if I can afford to put this feature in my game:
I would like to have the enemies killed to pile up in a sort of heap,...
0
votes
0answers
67 views
What is the more efficient way of implementing 3d TD maps
This question is more on the design aspect than coding.
I am working on a 3d tower defense game, where essentially each map is built on a 27x37 grid (not using real units), filled with walls(cubes ...
1
vote
1answer
92 views
One large tileset or multiple tilesets
I'm currently writing a 2d tile scroller for a hobby project and I can't find any resources to give me a clear answer to which is more efficient to do.
Each block contains tiles 44 by 24, 32px x ...
1
vote
0answers
81 views
Keeping a mesh entirely at the GPU and changing its vertices there with a ComputeShader (Unity5)
In a Unity game I have an object whose mesh is made of around 10k vertices and I have to make changes to these vertices (position, color, etc) almost every frame.
Considering that such object is ...
0
votes
1answer
183 views
CPU and RAM usage in OpenGL too high in Swift
My game is set up so the the display controls the game loop, usual in Cocoa. The callback function calls run() which is this. The thing is, the thread running the callback is using 63% CPU and the RAM ...
0
votes
0answers
51 views
Storage and Lookup of Voxel Chunks
How can one store chunks in such a way that they can be looked up using their XYZ location without wasting memory?
The problem with a HashMap<Vector3i, Chunk> is that you have to keep creating ...
18
votes
1answer
3k views
Any downsides to exporting an audio file at double-speed then have the game engine playback at half-speed?
I want to cut back on my game's file size and music and SFX are taking up a good chunk.
If I make a song or sound effect at 120bpm and then apply a tempo and pitch doubling using a DAW or standalone ...
3
votes
1answer
94 views
Performance differences: one empty GameObject with multiple child objects vs. single GameObject formed by pre-merging the former child objects
Imagine a robot game where robots are made of pre-built blocks. Therefore, each block is a separate GameObject, with one mesh each.
I am trying to understand the conceptual differences behind the ...
3
votes
1answer
256 views
Efficient vertex buffer memory management?
I am building a voxel engine with a similar mechanism to minecraft(yes, I know...).
It works by loading and unloading individual chunks of 16*64*16 cubes each in a square grid around the player. This ...
5
votes
1answer
206 views
Libgdx: how does dispose() work?
My game uses a lot of images, for the over-world, battle screens, chats, etc. I'm really meticulous when it comes to memory management, and I've noticed that even though I dispose every image when I ...
0
votes
1answer
162 views
Libgdx crash on dispose()?
Whenever I try to manually call the dispose method in one of my screen my game just crashes.
My dispose looks something like this
@Override
public void dispose() {
battletheme.dispose();
...
-2
votes
1answer
281 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'...
0
votes
1answer
72 views
Generating Formulas for glDrawElements with Tile Grids
glDrawElements can be used to save you from uploading a lot of vertices to the GPU.
Many 2D games use tiles, which are rendered in grids.
I have done some experimenting with the indices array. For a ...
1
vote
1answer
141 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
675 views
Unity Profiler - What would cause PlayerEndOfFrame to have 10-16MB in GC Alloc?
I can't find much documentation on what "PlayerEndOfFrame" does. Sure it is the end of a frame but what would cause the GC Alloc to go so high?
This is the profiler results from a debug build on a ...
2
votes
1answer
91 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, ...
1
vote
2answers
203 views
How can I minimise memory thrashing when doing vector math in C# or C++?
I'm doing a lot of 3D math in my game engine loop using typical classes like Vector3D, Matrix4x4, Plane3D, etc. Currently every operation causes a new object to be created for the result value. The ...
6
votes
3answers
552 views
What is the most appropriate path-finding solution for a very large proceduraly generated environment?
I have been reading quite a bit in order to make the following choice: which path-finding solution should one implement in a game where the world proceduraly generated, of really large dimensions?
...
4
votes
1answer
654 views
Memory-Efficient, Optimized Terraria-Like 2D Lighting
I am working on a terraria-clone and I am aiming for it to be able to be run on most Android devices. I am able to generate a world, jump around, etc but I am not looking to add in some efficient ...
0
votes
1answer
32 views
OpenGL Mapped Memory Shader Source
Is there any way to get a pointer to a newly created shader object's source? I'd like to load a shader directly from file in to my shader object instead of loading to an intermediary variable and then ...
14
votes
2answers
725 views
Good way to handle offscreen AI?
For example sake:
Let's say there are 10 rooms in the world.
And let's say the world is inhabited by 10 entities.
And each entity has it's own "daily routine" where it performs
certain actions in ...
3
votes
1answer
143 views
Multiple semi-dynamic objects in one VBO
I am working on a game that uses opengl 3. The huge geometry is spread over a grid of about 270,000 cells. The geometry in each cell, though not very frequently, can change independently from other ...
2
votes
2answers
351 views
C++ struct doesn't align correctly to a pixel shader cbuffer
To expand from my previous question, I must add I can't correctly map my C++ structs to a corresponding cbuffer inside the pixel shader. When outputing random colors defined in the struct C++ side, it ...
0
votes
2answers
89 views
Amount of Data Calculated in a Game [closed]
So... I am theorizing the development of a 2d living persistent fullsized world with simulated ecossystem, etc..., and many, many objects, but how can I handle the giant amount of data that will be ...
4
votes
2answers
1k views
Mapping a C++ struct to an HLSL cbuffer
Out of curiosity (and peace of the mind...) I wondered how DirectX decides which attribute from a struct corresponds to the right variable inside an HLSL cbuffer-register(x) (apart from the order/type ...
1
vote
2answers
215 views
Smallest, most memory-efficient way to have tiles? (C++/OpenGL)
I need to have tiles in my game, just 16x16 images, there would be hundreds (or even thousands) that make up a level. Of course it's not viable to have thousands of memory-hog normal entities, but ...
0
votes
1answer
68 views
Best approach for level specific textures
TL;DR: Best way to handle level-specific textures without overkilling memory usage and killing performance and keeping things clean in OpenGL for mobile (also lower-end devices) and desktop using ...
0
votes
1answer
54 views
Segmentation fault on reallocation of memory but why? [closed]
I have been learning to code in C from this amazing resource http://c.learncodethehardway.org/book/
I am on exercise 17. Basically creating your own simple database using Malloc. I modified the ...
9
votes
1answer
1k views
Why are 16×16 pixel tiles so common?
Is there any good reason for tiles (e.g. Minecraft's) to be 16×16?
I have a feeling it has something to do with binary because 16 is 10000 in binary, but that might be a coincidence.
I want to know ...
3
votes
1answer
401 views
Is it possible to completely avoid copying image data when uploading textures to the GPU on iOS?
I am not a game developer, but I have been doing iOS software engineering for many years. I have a particular interest in graphics and animation, but the finer details are still a little foreign to me....
10
votes
6answers
3k views
Do Game Objects which lay outside camera view consume computer/mobile resources in Unity?
In unity, let us suppose that I have some Game Objects in my scene that are not visible to camera and so are not rendered while the game is running.
Will these Game Objects be consuming computer/...
1
vote
1answer
490 views
Does game engines (like Unreal, Unity, Crafty) add value compared to pure js frameworks (react, ember..) for my isometric tile-based games [closed]
I'd like to create a huge tile-based board (say 100K tile). The game does not have any advanced graphics (you don't see the players or landscapes), the main difficulty is that it has 100K tiles to ...
1
vote
0answers
29 views
Full-motion transparentized video clips
This is sort of a question following onto a previous question I wrote specifically targeting XNA. Understanding that it's an involved enough process that I'd want to manage memory myself, I'm now ...
0
votes
1answer
78 views
memorizing button tap code iOS game
I'm using a single view app in Xcode 6.1 for my game with Storyboards. Not unity or sprite kit. It's a small game not even 3MB. Anyways, I created un-lockable characters with a BOOLEAN.
-(void)...
1
vote
2answers
135 views
Memory strategy for multilayer, tilebased maps
I am currently developing a 2d mmorpg and am having some memory issues with regards to my tile based map. The client takes a little while to load and then sits around 1GB ram, because I am loading ...
0
votes
1answer
121 views
Is there a reason to keep maps in memory?
I've noticed for a long time that games (mostly FPSes) do not unload the map when the user has finished with it (aka, disconnecting from servers, server changing maps).
The result of this is that the ...
10
votes
1answer
810 views
Why is it Important to have render targets with the same bit size?
I am currently thinking of what type of GBuffer I'll need for deferred shading, hence I tried also to document myself online about the most common ones and their format.
Most of the GBuffer that I'...
0
votes
2answers
125 views
Maximum Number of Bends - Snake [closed]
A naive Snake game implementation works by using a queue data structure to store the position of every single square that the snake is a part of.
You can reduce the amount of memory by only storing ...
0
votes
2answers
125 views
Manage game objects depending on visibility [closed]
I'm trying to create an adventure game in 2D and I'm thinking about map management/objects.
Here is what I've got in mind in terms of modelling:
Now, I would like to create entities based on player'...
0
votes
0answers
75 views
Drawing pathmap [Solved]
I am developing an editor for my game and I like to implement something like this (screenshot from wc3 editor):
(I need the pathmap)
I have one implementation already, I just store in chunk renderer ...
6
votes
5answers
2k views
How to make blocks like “redstone” working in a minecraft-like game when the chunks are not loaded
I'm working on a 2D minecraft-like game, I use chunks to save my world and each chunk has 128*128 blocks in it.
And infinite chunks can create an infinite world.
Memory should never be infinite and ...
2
votes
1answer
270 views
Rearranging array for memory efficiency
This is a question about a passage from this article:
I suggest having every game object exist within a single giant array.
This keeps game objects together in memory, and even though deletion
...
2
votes
1answer
1k views
Texture compression strategy for Android OpenGL ES that caters for alphas
I have a 2d Android game that is currently causing certain devices to run out of memory. I have a number of PNGs (about 10 MBs in total) that I use in the game at various times. At some points in the ...
