Algorithms or methods to produce events or behavior that is random in nature.

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2answers
69 views

How to randomly spawn obstacles for infinite runner?

I am trying to create randomly generated path properly? Think of flappy bird (its not really) but my code/algorithm is all wrong. If I make BarMax, BarMin too large, then player can cheat cos in ...
0
votes
1answer
34 views

Random Y Axis Movement Within Set Limits (C#)

I've searched everywhere for this answer but everything I find is in Javascript and a lot of it doesn't help/work in my situation since most of it is Vector3's and using each axis, and my game is 2D. ...
1
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2answers
60 views

How to get this type of movement in LibGDX?

I want objects in my game to move randomly but always from right side of the screen to the left side. The movement must be as smooth and natural as possible, like they are following a path. Can i ...
3
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3answers
288 views

Algorithm for dividing a 2D grid into organic looking plates

the title pretty much says it all: How could one go about segmenting a 2D grid into smaller parts? My goal here is to create tectonic plates for further procedural world generation Details to ...
3
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1answer
193 views

Filling a room with random furniture

This is a rather complex question and I'm more hoping for general algorithms anyone might have heard of. I wish to generate randomly sized rooms. Each of these rooms has a type and a corresponding ...
0
votes
1answer
48 views

Randomised Path from A to B for cursor movement simulation

I'm trying to simulate the movement of the mousecursor, by creating a path from point A to B that has random variation. The algorithm I'm using at the moment is very basic, and is limited in that ...
0
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1answer
69 views

AS3 random events using a timer

I'm making a game for an assignment at university. The game I am making requires random household appliances around a house to "turn on" at random times. The player must run around the house turning ...
0
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2answers
88 views

(Efficiently) Generate Unique Random Numbers [duplicate]

Sorry my terminology is somewhat limited so I'll have to use more words to explain what I mean. In games that require critical hits, I've heard it's not good to generate a random number but instead ...
2
votes
2answers
146 views

Algorithm that always returns the same pseudorandom output if given the same input of seed, x and y?

I've been trying to find an algorithm that will take in an x value, a y value, and a seed value and then spit out a number between 0 and 255 (or an int that I can cut up into bytes). I want to be able ...
1
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1answer
66 views

How to change chance of spawn based on distance?

I am trying to make a cellular automate cave but want to keep the middle empty. How should I change the chance based on the distance from the middle? I don't want to completely deny it just want a ...
32
votes
9answers
6k views

How can I make a “random” generator that is biased by prior events?

I am looking to implement a chance based system which is biased by prior event. Background: Some years back, I remember an update for World of Warcraft announcing that they implemented a new chance ...
1
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2answers
72 views

Non deterministic dice rolls [closed]

Are there any algorithms out there for non deterministic dice rolls? For example, I'd like to make a small mini-game: Liars dice. But the biggest issue here is dice rolling. When the cups are turned ...
2
votes
1answer
361 views

How do “procedural” and “random” generation differ?

To my understanding, everything that isn't directly created by a human is called "procedural". Procedural generation systems have different complexities and may consist of various algorithmic ...
1
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1answer
80 views

change the position of f3d objects randomly in action script

I have a f3d object and have different boxes to place the parts of the f3d objects.When i click on the button change the position of the boxes randomly. How it possible?This is the code for random ...
0
votes
0answers
16 views

Working with random numbers in Unity [duplicate]

I am randomly trying to generate few regions ( grass, ice, snow and water ) for one of my games inside Unity. Every time the game starts, these regions are randomly generated but at the same time I ...
1
vote
1answer
259 views

Random Placement of Objects on a Tilemap

I have read many topics on random world generation on this site and others, and I roughly understand most of it. What I can't see is how to randomly place objects on the generated tile map I get. Say ...
0
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1answer
163 views

Tiling 2D textures in random order

I am wondering what the best way to make a random set of 2D textures. Currently I have tried the follow code but I am aware that when this comes to collisions that would be an issue. Therefore I would ...
-1
votes
1answer
131 views

Are random generated mazes a nuisance? [closed]

To me, random generated maps such as in Diablo2 were often a nuisance. Many times, you find yourself in a dead end and have to find another way. However, Diablo2 became a very popular and addictive ...
2
votes
3answers
193 views

Persistence of Random

Sorry if this is such a simple thing, but for some reason I can't get my head around it. Imagine you have a world, that you have "seeded" with a value. You base all your randomisations off this ...
1
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1answer
74 views

What does the “random element” do in Cellular Automata

I'm reading this post on TutsPlus regarding procedural level generation using cellular automata. My question arises in this code snippet: float chanceToStartAlive = 0.45f; public boolean[][] ...
16
votes
2answers
2k views

Algorithm for procedureral 2D map with connected paths

Problem to solve: Generate a random 2D dungeon map for a tile-based game where all rooms are connected. I am looking for better solutions than what I currently have. My current solution is that I ...
0
votes
1answer
193 views

Enabling Unity GUI drawtexture permanently?

I'm trying to get an image to show in Unity based on a certain criteria. I would like the position of the image to be randomized every time on play. However since GUI.DrawTexture shows the image for ...
0
votes
1answer
66 views

How to simulate random scope movement?

I want to simulate that random and soft movement that lot of games got (like BF3) when you use the scope of a sniper gun, so the question is how to achieve that.
0
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3answers
384 views

Ensuring that a randomly generated galaxy wont place stars inside one another?

I'm attempting to build a game with a spiral galaxy design. In doing so I followed a short guide on making the rough layout of the galaxy. My code works, but the "stars" (I'm bad with variable names, ...
1
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2answers
158 views

How do I make a daily challenge on a game with randomly generated levels?

I am currently making a game with randomly made levels, but I have an interest in making everyone play the same level in a daily challenge section, like Spelunky. At first I thought about letting the ...
0
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2answers
156 views

How can I make a power-up spawn system semi-random?

Basically I'm working on a similar game to achtung die kurve (http://curvefever.com). I'm almost done with the game, however I'm not completely fine with the way power up spawning works. As for now, I ...
16
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4answers
3k views

Generating tile map

I am programming a tile based game and I have some basic tiles (grass, dirt, etc..), but I can't figure out how to make good random map generation, because when I do some really random selection, if ...
0
votes
2answers
479 views

Make objects slide across the screen in random positions

I want to make an object appear randomly at the right hand side of the screen and then slide across the screen and disapear at the left hand side. I am working with libgdx. I have this bit of code but ...
5
votes
3answers
2k views

Is Unity's Random seeded automatically?

I seem to recall Unity's Random is automatically seeded; checking the documentation it doesn't say it outright, but a certain interpretation of their words might seem to imply it. The seed is ...
1
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2answers
62 views

Server side random selection of players

Assuming I have a simple client-server game, where the server picks random players on a very frequent base, I was wondering what is the best way to select a random player (According to the following ...
0
votes
1answer
2k views

How to randomly spawn object using instantiate

I'm trying to spawn objects which move in one direction until they hit a player or the barrier. The spawner is a cube which moves between two points to spawn the object at different locations. The ...
1
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1answer
4k views

Unity Move sprite from point A to point B

Pretty new to Unity and i'm trying to make a very simple iphone game. , I'd like to know how to move a sprite (2D) move from random point A to random Point B not just that, but i want it to change ...
11
votes
2answers
594 views

Axis Aligned Spatial Division : Divide space into random rectangles?

I need a method to divide 3d space into random axis aligned box shapes. For now I am currently dividing the 2d space for testing purposes. The most immediate approach I came up with was to define a ...
2
votes
1answer
96 views

Space between randomly generated objects

Im not sure there is a going to be a simple answer for this question but Ill ask anyway. I am programming an endless scrolling game where the player's character is constantly "falling." As they fall ...
0
votes
1answer
3k views

How do I randomly spawn objects in 2D game?

How do I randomly spawn few different sprites on screen so they're not overlapping or half visible on render. The sprites should immediately start shrinking until they disappear. I've tried to ...
2
votes
2answers
242 views

Client-side dice rolls in turn-based game

I'd like to create a turn-based multiplayer game on Android. I'm thinking of using Google Play Game Services and get rid of any other webservice to create and host games. The problem is the game ...
8
votes
4answers
412 views

Modify random distribution functions :: Make it less likely to get multiple similar values in a sequence

I want to generate a sequence of numbers for procedurally generating planets in a galaxy sector. Each planet should be placed randomly, however it should be very unlikely that two planets are directly ...
0
votes
1answer
116 views

Android Jump&Run - Random map generation [closed]

I'm pretty new to game development but I work on an android app. It's a 2D Jump and Run game. I do it in Eclipse and the map is readed out of a txt file right now. But I want to do a Jump and run ...
3
votes
0answers
127 views

Why do unidentified items seem to solely exist in roguelikes? [closed]

Playing a variety of games I noticed that some concepts are "trapped" in the realm of roguelikes. One of the most intriguing game-play elements in roguelikes is the unidentified item. The unidentified ...
4
votes
1answer
364 views

How to create a grid based on random shapes?

How to create a "grid" using actionscript like the image below? Basically you have an area of 1100x615 which should be filled with shapes that could be rotated and scaled... Collision detection ...
1
vote
1answer
471 views

Unity seperation of prefabs with two dimensional terrain generation

I have the following function: public void Spawn () { GameObject g = ((GameObject)Instantiate (hills [Random.Range (0, hills.Length)], new Vector3 (0.0f, ...
2
votes
1answer
73 views

Get a random vector

I'm trying to make a small pariticle-like simulation, and I'm trying to make each parrticle go a random direction from one point (mouse pos). The problem is I don't know how to get the random vector ...
2
votes
3answers
243 views

How control probability of win-lose in tile-matching games?

In a random puzzle game, such as a match-three game, how can you control the probability of a winnable starting condition?
6
votes
3answers
411 views

How can I distribute powerups “fairly”? [closed]

I'm implementing a Bomberman-esque game in which players try to eliminate each other on a square tile-based arena. I'm currently implementing powerups that give the player who collected them a bonus ...
5
votes
3answers
187 views

Pathfinding Search for Path of Specific Length

I am creating a roguelike. This question applies to random map generation. First, I generate areas using a BSP algorithm, where I randomly divide the map into areas. Then, I generate a graph of the ...
0
votes
2answers
100 views

How can i Randomize Unique Numbers in Java [duplicate]

So i'm making a game where i have to randomize 52 numbers from 1 to 52 so the order has to change i use this class Deck { Random r = new Random(); int[] Card = new int[52]; }
0
votes
1answer
75 views

Implementing a Random Picker by Supplying an Outcome Table (Similar to a Drop Table)

Whilst trying to vary the draw color of some randomly positioned sprites, I really wanted to be able to just supple a table with 2 columns (colour and chance of picking) to some helper function that ...
-1
votes
1answer
64 views

Movieclip to spawn in in a set perimeter

I like to make a movieclip randomly spawn in a set area. But theres a little more to it, usually you'd have something like the X pos set to something like 250 (say the centre) and the Y pos set to be ...
0
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1answer
59 views

Whac-A-Mole like

am trying to make a game that have a "whac-A-Mole" game principle The problem that am facing is that i don't want the "enemies" to get out from holes at the same time, not even in a different close ...
0
votes
1answer
461 views

Using a permutation table for simplex noise without storing it

Generating Simplex noise requires a permutation table for randomisation (e.g. see this question or this example). In some applications, we need to persist the state of the permutation table. This can ...