A regular tessellation of a surface to create uniform, contiguous cells arranged in a consistent pattern.

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1answer
164 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
83 views

3D Planetary gravity

so i am making a thing in javascript and i want to have planetary gravity in my "universe". But when i use an equation to calculate the acceleration by gravity i get one number. That is how fast the ...
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2answers
135 views

Positioning game object on a grid

I am learning how to code by programming easy, 2D games. Here I want to try to get only a map, like in strategy games (2D isometric) and put new objects (pictures) on it. In short: I want load a big ...
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1answer
97 views

Implementation of finding an index in a 1D array for a triangular grid

Am using a while loop to find an index within a 1D array, is there an easier, less-time-consuming and/or mathmatical way to find the index? Consider the next grid: 4 o |\ | \ | ...
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2answers
1k views

How can I highlight and move to adjacent tiles in an isometric grid?

I trying to create a turn-based strategy game where you move a game object from one tile of a grid to another tile near it. I have created the grid using sprites and game objects but can't sort out ...
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1answer
111 views

Design question: best way to model and visualize a long grid of data [closed]

Perhaps some noob questions for a scientific application that you can assist with: I am trying to render a large, evenly spaced grid of data in 2D. The full data set dimensions could be anywhere from ...
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1answer
230 views

What's a clean way to find (up to) 3x3 squares within a 6x6 grid?

I have a 6x6 grid where every cell have a color property (simply integer value). Player can change one cell at a time to form rectangles of the same color inside of the grid. New rectangles can only ...
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2answers
506 views

Unity Grid System

I'm creating a tower defence game and I've been struggling on one of the core parts of the game. What I'm trying to do is create a plane that the user can clink on and build a tower at that location. ...
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1answer
77 views

How can I assist players navigating narrow grid junctions?

I'm looking for a technique to help the player navigate a narrow path while the character is in constant motion. When changing direction in junctions, it's pretty hard to time the direction change for ...
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1answer
758 views

Grid-Based 2D Lighting Problems

I am aware this question has been asked before, but unfortunately I am new to the language, so the complicated explanations I've found do not help me in the least. I need a lighting engine for my ...
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1answer
1k views

Efficient Way to Draw Grids in XNA

So I am working on a game right now, using Monogame as my framework, and it has come time to render my world. My world is made up of a grid (think Terraria but top-down instead of from the side), and ...
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1answer
559 views

Creating an interactive grid for a puzzle game

I am trying to make a slitherlink game, and am not too sure how to approach creating the game, more specifically the grid structure on which the puzzle will be played on. This is what a empty and ...
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1answer
865 views

Drawing 2D Grid in 3D View - Need help with method

I'm trying to draw a simple 2D grid for an editor, to able to navigate more clearly around the 3D space, but I can't render it: Grid2D class, creates a grid of a certain size at a location and should ...
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1answer
2k views

Displaying a grid based map using C++ and sdl

I am trying to create a roguelike game using c++ and SDL. However, I am having trouble getting it to display the map, which is represented by a 2d array of a tile class. Currently, my code is this: ...
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1answer
905 views

terrain grid rendering problem

I'm using DirectX 9 and attempting to write a simple terrain generation object. I'm running into trouble with the rendering - I'm hoping that this is a common problem, and someone could spot the ...
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0answers
22 views

Advice on mapping tiles to a height map/3D world

I've been attempting to think of a way to map tiles to a height map. Where a grid can be either layered or integrated into the world data. However, since I am not using voxels I could use some advice ...
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0answers
25 views

Optimize field of vision algorithm in a grid tiled map

I am trying to implement Field of View algorithm in my game and I followed the great tutorial here : sight-and-light and here is what I got so far : As you can see it works fine for me :) And then ...
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0answers
22 views

Concerns about using a 3D tileset grid

I'm thinking of implementing a 3D tile system for my engine, and tie it to it's world streaming system as well. As in, using it for it's terrain for an open world in an engine that theoretically can ...
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1answer
36 views

How Can I Detect Hex Edges and Corners for Catan Map?

The following messy code implements a decent hex map, but I have no way to detect edges and corners: function blankMap($scenario_array){ $hexMap = null; $hexCss = "<style media=\"screen\" type=\"...
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0answers
35 views

How to find grid cells not seen by an object

I am writing a VB.NET program. I have a grid view which is made of multiple small cells called grid cell. On the grid view, I have placed an obstacle (red box) and an observer (blue box). My task ...
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0answers
78 views

2d grid vision(eye sensor) for a neural network bot?

I have a 2d grid and neural network bots living above it. What is a good way to give them vision of tiles in front of them? Below I describe my idea that I don't know how to efficiently(or ...
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2answers
90 views

Collision between complex polyominoes travelling at different velocities

My first post here if there's anything wrong please do highlight it :) First and foremost the problem I'm facing is practically identical to this earlier post here : Falling Blocks and complex shapes ...
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0answers
116 views

Unity: Can I use sprites for tiles to overlay a grid over a plane mesh?

I have a plane mesh in Unity. I have various other meshes on this plane (props) with tags that denote the areas under these props are unwalkable. I raycast, project and generate a grid on this plane ...
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0answers
53 views

How do I recognize squares, rectangles … (like in TwoDots)?

I currently working on a small mobile game. Not a clone of TwoDots(!) but I need to recognize patterns like they do and I use the game as an example. How the game works? Players have to connect dots. ...
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1answer
147 views

Where can I find info on grid based algorithms for stateless AI? [closed]

There seems to be an overwhelming amount of info out there on AI of all kinds, and it's kind hard to digest at once. For my testing purposes, I'm creating a "typical stateless AI", as described in ...
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2answers
337 views

Show a range grid movement as3

How do I show range of grid movement in AS3? When player controls a character and chooses "move" options, the grid of movement will be displayed as 3 grid of X, 4 grid of Y (Both sides, + and -). So, ...
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1answer
987 views

How to attach a sprite to a TMXTiledMap at a particular coordinate, in AndEngine?

I am trying to add a sprite at a "grid" location on the tiled map. The TMX tiled Map is like a grid, and you can access the size of the grid by calling mTMXtiledMap.getTileRows() and mTMXtiledMap....
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2answers
1k views

Reference a single 2d Rectangle in an array

What I am attempting to do probably has a very simple answer but I can't make heads or tails of it no matter how hard I try. Provided I'm a newb. What I am trying to do is after I create a grid of ...
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3answers
1k views

Line of sight on a 2d grid

I've been looking for similar questions here and on google, but none have worked for me yet. I have a game, where I have a 2d array of square tiles (they're objects with accessible x and y pixel ...
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2answers
1k views

OpenGL align grid like glOrtho but with gluPerspective?

Using gluPerspective makes OpenGL's grid really messy and rather hard to use especially when trying to do mouse input. The grid that perspective uses is completely messed up compared to the grid you ...
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2answers
328 views

Generate a 2D distance grid in one pass

I'm trying to generate a 2D grid, for use in navigation, where each grid point holds the distance to the nearest obstacle (such as impassable terrain, or a constructed building). So for example, a ...
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1answer
385 views

What size textures do I need for a 2D grid based game if my tiles are larger than textures I have?

I'm building a grid-based game for iPad, and for usability purposes I've selected my game grid to be built of 75x75 squares. However, so far I've seen that the majority of (free)texture catalogs I can ...
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1answer
555 views

Alternatives to NSMutableArray for storing 2D grid - iOS Cocos2d

I'm creating a grid-based iOS game using Cocos2d. Currently the grid is stored in an NSMutableArray that contains other NSMutableArrays (the latter are rows in the grid). This works ok and performance ...
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2answers
73 views

How can I use a data grid to make an isometric turn based game in GameMaker?

I am making a Hero Quest clone. It is a turn based adventure game with an isometric view point. So far I have been able to turn a 2D map into an isometric view but I believe I need to use a data grid ...
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3answers
124 views

how to avoid circular references between objects and map

I've been working on a turn based tactics game on a grid. I've been trying to figure out how to store and relate the grid and the objects on it. Essentially, my question boils down to how to ask ...
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2answers
128 views

In a grid based system, where users can build their own walls to create buildings, how do you determine which parts are indoors? [duplicate]

I've looked around for an algorithm to solve this problem, but I can't seem to find anything. In a game I am working on, data is held in a grid. Certain squares within that grid can be set as walls, ...
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1answer
96 views

2D Hitboxing on an HTML image [duplicate]

I want to make a turn-based game where the player is given "opportunities for attack." An image of the in-game sprite character appears when it's the player's turn to attack. The player can mouseover ...
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2answers
823 views

Roguelike corridor creation; Connecting rooms

I have a simple Tile[,] that I populate with Rooms. Now I need to connect the rooms with a single tile wide corridor. At first I used A* to hook up the rooms but that, of course, get's the best path ...
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1answer
5k views

Basic A star implementation tutorial [duplicate]

Possible Duplicate: Pseudo-code examples of A*? Hey guys Iam making a TD game and now I am stucked in implementing A star algo. I know there are many 3d party softwares but they are difficult ...
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1answer
107 views

Creating placement grid in Unity

I'm fairly new to C# and Unity, so I don't really know much about it. I want to create an RTS like game where you have a huge grid that the whole world is placed on. Then you can place houses, walls ...
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2answers
60 views

need a pathfinding algorithm from 1 column to another

grid contains weights and I need a max path sum from one column to another possible movement directions are (right, up & down only). Can Djikstra or A* help ??
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1answer
33 views

Analyzing movement data for a checkerboard

For a psychology experiment - subject has to learn that the 2D grid is a checkerboard, and collect all the 1s (rewards). How do I test if subjects are actually doing it in the most optimal way -- ...
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2answers
69 views

Calculate land center on grid

I have a grid based game. The main map is 2d array with land ids, something like this (here are 2 lands on the map, one formed where the 1's are and one formed by where the 2's are): [ 1 , 2 , 2 ] [ ...
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1answer
141 views

Is there such thing as a hybrid View that combines SurfaceView and GridView in Android?

I am trying to develop several Android games that work on a grid system. I will need to update the game surface frequently, so using a GridLayout does not seem to be a good option. The frequent ...
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3answers
111 views

How to move around in a map and remember position?

I am working on sound labyrinth game. My game is about a person getting trapped in the basement and the only way to navigate and get out is through sound. I have created a map over the basement and ...
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2answers
396 views

2D Tile Collision free movement

I'm coding a 3D game for a project using OpenGL and I'm trying to do tile collision on a surface. The surface plane is split into a grid of 64x64 pixels and I can simply check if the (x,y) tile is ...
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1answer
163 views

Bounding Box Collision Glitching Problem (Pygame)

So far the "Bounding Box" method is the only one that I know. It's efficient enough to deal with simple games. Nevertheless, the game I'm developing is not that simple anymore and for that reason, I'...
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1answer
146 views

Triangular grid and rendering to a texture (Direct3D 11)

Is it possible to render vertex data from a triangular grid into a texture with a same size (i.e. 3x3 vertices to 3x3 pixels - each pixel is representing one vertex)? Consider following situation. I ...
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1answer
788 views

Grid Based Lighting in XNA/Monogame

I know that questions like this have been asked many times, but I have not found one exactly like this yes. I have implemented a top-down grid based world in Monogame, and am starting on the lighting ...
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1answer
577 views

How can I create a tile-based game map from a large source image?

I'm trying to make a huge tile-based map for my game. I've authored a large source image of the map and saved it, but now I'm unsure how to break this up into tiles and render it as a grid so I can ...