The quality, efficiency, and speed of running gameplay as a result of several factors in the design and structure of the game and its architecture.

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234 views

One AI object for each npc

Let's think for a moment a game where you'll have around 1k npcs, each one has to take its own decisions. Should each one has an object that decides what to do, or maybe exist one to process every ...
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533 views

Will having many timers affect my game performance?

I'm making a game for android, and earlier today I was trying to add some cool stuff to my game. The problem is this thing needs like 5 timers. I build my timers like this: timer += deltaTime; ...
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455 views

For the handling of buildings on a tile-based strategy game, what aproach should I use?

On a tile-based game of the strategy genre, which allows the player to place buildings over the terrain tiles, there are multiple approaches that can be taken for handling such situation. The ones ...
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3answers
188 views

Why are huge polygon amounts bad?

It is always said that the polygon amount of a single modell must be as little as possible when it comes to realtime simulations such as computer games. (Or at least lower than when rendering a movie) ...
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2answers
488 views

Recommended formats to store bitmaps in memory?

I'm working with general purpose image rendering, and high-performance image processing, and so I need to know how to store bitmaps in-memory. (24bpp/32bpp, compressed/raw, etc) What is the "usual" ...
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274 views

Material usage, one per model or per object?

Is it better (memory, time (of developer), space) to use single model that is unwrapped and uses a single material or to break a model down into appropriate bits, each with their own smaller ...
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1answer
83 views

How can I can I reduce the write load on a database for an MMO?

I am considering using MySQL as a database for storing the character states or the world for that matter. The thing is if I will save the character data on an interval, thus giving rest to the mysql ...
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2answers
130 views

Improving performance of perlin/simplex noise calculations

I'm using perlin noise to calculate different values for 3d block-world terrain. I calc roughly six (at most) noise values for various terrain features for every 4 blocks in a chunk. The missing ...
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2answers
155 views

What calls trigger a new batch?

I am finding my project is starting to show performance degradation and I need to optimize it. The answer to my previous question and this presentation from NVidia have helped greatly in understanding ...
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1answer
68 views

OpenGL - Buffer Usage

I am currently working on a little OpenGL project. At the moment I am trying to find a good solution for rendering multiple objects. I have set up a terrain with its own buffers, which works just ...
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3answers
88 views

Entity System Texture Rendering Performance Java

I use Artemis and LibGDX. I have the following two components which manipulate a texture: ComponentTexture // Stores the texture ComponentSource // Define a region for the texture, that will only be ...
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3answers
3k views

MonoGame performance better then XNA?

I am currently thinking about porting a XNA game to other platforms using MonoGame. Do I understand this correctly that I can expect the game to render faster even under Windows 7 due to the use of ...
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1answer
149 views

Only apply Advanced Graphics on high FPS Dynamically

I wonder why not prevent lags by only appying advanced optional graphics stuff when the FPS are high at time. So The game could use simpler or even no shaders and skip decorative models some time. It ...
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1answer
1k views

Optimized algorithm for line-sphere intersection in GLSL

Well, hello then! I need to find intersection between line and sphere in GLSL. Right now my solution is based on Paul Bourke's page and was ported to GLSL this way: // The line passes through p1 and ...
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2answers
924 views

HTLM5 canvas game (easeljs) slow peformance on ipad (ios7) with phonegap

I have developed a game with easeljs for HTML5 Canvas. the game is a single HTML5 page with canvas and a lot of javascript. All this time I tested the app on iOS Safari (iPad3 iOS7) with 40~50 fps ...
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2answers
204 views

How to efficiently map tokens to code in a script interpreter?

I'm writing an interpreter for a simple scripting language where each line is a complete, executable command. (Like the instructions in assembler) When parsing a line I have to map the requested ...
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2answers
249 views

How to track and find entities within radius in realtime game?

What is best approach to implement tracking in real time for, say, 1000 npcs? Every frame update simple a square grid (remove or insert into linked list) and every time check in square radius? I tried ...
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2answers
154 views

Observing particular Port for measuring network game performance

How can I check/inspect the performance of some network application via observing the port it used, I want to test the performance of my network game. If my game is using port 1009, how can I check ...
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1answer
138 views

Multithreading issues - Frame skips [closed]

So I am trying to multithread a Voxel engine in C# made with Sharpdx and I am having a few issues: This is the class I have : #region using System.Collections.Concurrent; using ...
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1answer
88 views

Can I use a list sorted by Morton Code for broad phase collision detection?

Until now I used a list of objects sorted by a single axis for limiting the amount of objects that collisions are checked against. The idea is simple: if the x coordinate of two objects differs by ...
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1answer
46 views

Will function-local objects affect my performance over time?

This is a very simple question. Let's say my render loop runs at 60Hz, in each call to render(), I draw all my game's buildings, characters and scenery to make the current frame ready. Each of these ...
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1answer
528 views

Voxel Performance

So Im trying to make a minecraft style voxel game to learn OpenGL, but Im running into performance issues. I found this thread : http://stackoverflow.com/questions/4995652/3d-occlusion-culling where ...
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1answer
138 views

Determining explosion radius damage - Circle to Rectangle 2D

One of the Cocos2D games I am working on has circular explosion effects. These explosion effects need to deal a percentage of their set maximum damage to all game characters (represented by ...
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2answers
251 views

Throttling MonoGame actions (explosions, sounds, etc)

I'm trying to find a way to deal with throttling/managing actions that need to happen on a regular (regulated) basis. Right now, if I want to throttle an "action" in MonoGame I need to setup a ...
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1answer
481 views

pygame performance issues

I'm trying to make a tactics game using python and the infamous pygame library. I use threading for networking and pathfinding. The game uses a p2p lockstep architecture, with one of the players ...
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1answer
138 views

Travelling in a 2D grid

I have a 2D grid (x,y coordinates) where each cell corresponds to each pixel of the interface that I am working with and I have a point A(x1,y1). Now I need to travel around in the grid, and I wont ...
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1answer
1k views

How fast do games in Flash C++ Compiler execute compared to C++?

Flash Player can now run C++ code, that is cross complied with the Adobe Flash C++ Compiler. How fast does such code run in comparison to a C++ application running as an EXE, in the context of gaming? ...
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2answers
303 views

How to deal with large open worlds?

In most games the whole world is small enough to fit into memory, however there are games where this is not the case, how is this archived, how can the game still run fluid even though the world is so ...
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1answer
1k views

Using Event Driven Programming in games, when is it beneficial?

I am doing a refresher on ActionScript 3. Other than using rudimentary tools like, Event.ENTER_FRAME and using events to receive input from the user's mouse and keyboard, I find that I rarely use ...
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1answer
792 views

Multiple buffering in OpenGL on Windows

What is the most common way modern games perform triple buffering ? What does the SwapBuffers exactly do in terms of OpenGL states ? Is it possible to perform double and triple buffering ...
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1answer
460 views

Best way to do a strategic map for a 4X space game on a web page?

I'm currently looking at the options regarding how to do a strategic map for a web application. My goals here are : a synthethic view of what's happening in a stelar system the ability to ...
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2answers
229 views

Is it possible to create 3d games with good performance in java? [closed]

Recently i use Javafx 8 for creating small 2D games , but i think it can't manage memory and other things very well .I see Jmonkey jmonkeyengine as a game engine for Java and i see some videos of ...
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1answer
127 views

Slow Update to improve performance?

For my enemy AI, I only need decision making to be done every second or every half second. Would it make a meaningful difference if I didn't run the analyzing method in the Update, but rather invoked ...
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3answers
165 views

Should I use object references or integral values to store pieces in a chess board?

just a general question regarding a checkers project. I built a class hierarchy for the game pieces (that could be extended for chess etc). The hierarchy looks something like interface GamePiece() ...
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1answer
226 views

Batching and performances

I'm trying to understand batching and I'm not sure to understand how to do that, can I have more informations please? Here is what I found for the moment: Batching informations There is many types ...
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1answer
71 views

Locating point on a closed path to maximize sum of distances to a sample of weighted points

I'm doing AI for a simple puzzled game and need to solve the following problem efficiently (less than 1 sec for the range specified since I need to do many iterations in a game). A sample of N (1 ...
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1answer
136 views

Optimize maximum performance “Frustum.contain ()” on XNA?

I wonder if it is possible to optimize the performance of "BoundingFrustum" requesting return of the visible elements that are found only on the part of the ground before the player .. Checker and not ...
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1answer
147 views

Animate multiple entities

I'm trying to animate multiple(3) entities using one model(IQM format). It's working but performance is really bad because I'm calling animate function for each entity in my game loop (I think ...
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3answers
4k views

Slow Firefox Javascript Canvas Performance?

As a followup from a previous post, I have been trying to track down some slowdown I am having when drawing a scene using Javascript and the canvas element. I decided to narrow down my focus to a ...
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1answer
130 views

Performance tracking/monitoring in games [closed]

Let's say I have an online game with a downloadable client / browser plugin. I want to track performance of my software and automatically send summary to the server. Let it be fps, latency, load time, ...
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1answer
166 views

optimal pixel-read back strategy

I need to render certain scenes and read the whole image back in main memory for further processing which is not suitable for rewriting into shaders of CUDA, and saving to disk. I've search for this ...
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1answer
444 views

Farseer: what are its performance on xbox360?

Are there any performance issue related with lots of "new" calls and things like that? Did anyone test it? Something to take care of? Thanks
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2answers
54 views

Traditional Chunk Loading vs. Chunk Swapping

I'm designing a voxel-based game (aren't we all?), and just yesterday implemented infinite terrain generation. I'd already had the terrain generation working off of simplex noise, so this wasn't a ...
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0answers
64 views

OpenGL ES 2.0 state management best practices [closed]

I use a game engine with dynamic sprite batching for 2D games on mobile platforms (MOAI SDK). It already handles redundant state changes pretty well - with the use of texture atlases it only flushes ...
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2answers
43 views

Add Objects in LWJGL without using glTranslationf function

It is possible to add an object in LWJGL without using translation function (glTranslatef) ? and if it is possible does this improve somehow performance ?
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0answers
107 views

Theoretically, If GPUs were equipped with faster memory access, how would that impact game development? [closed]

According to NVIDIA memory access time will no longer cost a noticeable overhead. Regardless if it's true or not, I would like to know: How it would affect games in practice? How will it translate ...
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0answers
63 views

Storing rigid body collision shapes in local or world coordinates

I'm writing the beginnings of a lightweight 2d rigid body engine (in javascript, as a hobby project), and i'm debating whether to store collision shapes in local or in (updated as needed) world ...
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1answer
358 views

iOS: OpenGL ES 2.0 render texture with glScissor performance

I have drawn image with OpenGL and will redraw tile of its texture (non filled area). Which case will work faster? Set glViewport with full texture's rect, draw full texture and use glScissor ...
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233 views

Monogame is not using GPU? [closed]

I have the following code in Draw loop: for (int i = 0; i < 512; i++) { for (int j = 0; j < 512; j++) { spriteBatch.Draw(Textures.Grass, ...
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2answers
169 views

Input of mouseclick not always registered in XNA Update method

I have a problem that not all inputs of my mouse events seem to be registered. The update logic is checking a 2 dimensional array of 10x10 . It's logic for a jewel matching game. So when i switch my ...