The grid tag has no wiki summary.
0
votes
1answer
56 views
Refering to an object from an array in Java
In my game, the whole thing is based off of grids. So the map is a dual dimensional array of 32 (32 x 32 grid map). Now what I want to be able to do is to grab a grid and be able to access it and ...
13
votes
1answer
567 views
Why Hex Maps instead Octagon Maps?
I understand the advantage of Hex Maps over Square Grids. But I get a question: Why aren't used Octagons maps instead? At least (I think) will be easier cross (+) movement (up,down,left,right) and xis ...
3
votes
1answer
108 views
Grids and vertices
I have no idea what this is even called or even to start searching how to solve this problem. So figured I would post here for any information at all. Specially looking for already known solutions to ...
0
votes
1answer
59 views
How do I make an entity move once per second in crafty.js
I am trying to implement "Snake" using crafty.js but I can't seem to get the snake entity to move just once in a second. How do I do this?
8
votes
1answer
112 views
Flowfield density conversion
I'm trying to implement flowfield navigation, as described in http://grail.cs.washington.edu/projects/crowd-flows/
but I can't understand how the Density Function in Figure 4 of the paper is supposed ...
1
vote
1answer
89 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 ...
12
votes
1answer
297 views
Get ring of tiles in hexagon grid
Thanks to this post I'm able to collect adjacent tiles to a given tile.
But I'm pretty much stuck on an algorithm that gives me only a "ring" of tiles specified by an offset. The algorithm given in ...
0
votes
1answer
118 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 ...
3
votes
1answer
178 views
Fluid Particle Grid
So recently I have been looking at some fluid simulation techniques, specifically Smoothed Particle Hydrodynamics. One of the key components is a grid to avoid O(n^2) searches. I have been having some ...
13
votes
2answers
251 views
Territory patrol planning
I am developing a game/simulation where agents are fighting for land. I have the situation shown in the picture below:
These creatures are walking around and occupying pieces of land they step on ...
-2
votes
1answer
111 views
In a regular grid, how can I tell which tile a position is in?
I have a position on the screen, how do I calculate which grid tile that position is inside?
I know the number of tiles in the grid, and the size of the screen (including how many tiles fit on it ...
2
votes
1answer
256 views
More efficient way to implement Line of sight on a 2d grid with ray casting?
Consider a 2d grid of tiles, and an approximated sphere of coordinates - centered on the player - that represents line of sight. The goal is to block the line of sight beyond obstacles (ie walls).
...
3
votes
2answers
276 views
Simulating “line of sight” with obstacles on 2d grid?
Ran into an interesting problem. I need to figure out how to simulate line of sight - simple enough, just on a 2d grid with obstacles. Either a grid cell is visible, or it's not.
I can get something ...
5
votes
1answer
109 views
Finding cells between two points (along line) to finding obstacles
My game is in 3D environment partitioned with 2D grids in 2 dimensioned array
So I can get any cell/node by passing row and col like return _nodes[r][c].
When the an attacker attacks an enemy with ...
3
votes
2answers
265 views
AI remembering obstacles without a grid
For some research purpose I've build a small tanks game where you have 1 tank controlled by a player and one or more NPC tanks.
Now I want these NPC tanks to navigate through a field which they have ...
