Patterns of identical shapes (often squares or hexagons) that have no gaps. They usually represent the playfield in various games.

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1answer
2k views

XNA 2D Collision with specific tiles

I am new to game programming and to these sites for help. I am making a 2D game but I can't seem to get the collision between my character and certain tiles. I have a map filled with grass tiles and ...
7
votes
3answers
899 views

Multiplayer tile based movement synchronization

I have to synchronize the movement of multiple players over the Internet, and I'm trying to figure out the safest way to do that. The game is tile based, you can only move in 4 directions, and every ...
5
votes
4answers
629 views

Find nearest tile of type x

I currently have an array of tiles which makes up the tilemap (stored as an int array) and I want an NPC to be able to move itself to the nearest tile of type X (ie find the nearest tree and chop it ...
0
votes
1answer
517 views

Java - Finding distance between player and tile in array

What is the best way performance wise to do this? When I click a tile I want it to get the distance and if I am close enough I can interact with the tile. One way would be to find the tile by doing ...
3
votes
3answers
697 views

Keeping player aligned to grid in Pacman

I am making a Pacman game using XNA. The game is tile based, with each tile being 32 pixels. As the player moves, I need to know whenever it is perfectly on a tile (ie position of 32, 64, etc...) so ...
0
votes
1answer
155 views

Why does the player fall down when in between platforms? Tile based platformer

I've been working on a 2D platformer and have gotten the collision working, except for one tiny problem. My games a tile based platformer and whenever the player is in between two tiles, he falls ...
33
votes
3answers
13k views

Random map generation

I'm starting/started a 2D tilemap RPG game in Java and I want to implement random map generation. I have a list of different tiles, (dirt/sand/stone/grass/gravel etc) along with water tiles and path ...
4
votes
1answer
275 views

How to cull liquids

I use culling on my Tiles in my 2D Platformer (XNA), so only ones needed are drawn on screen. Thats easy to do. However, My Liquid tiles (Water, lava, etc) require an Update Method aswell as the ...
9
votes
4answers
490 views

How to deal with animated doors in isometric tiles

I've got a tricky issue I'm not sure how to tackle best: I have an animated tile of a door. When it's closed it should be sorted one way, but when it's openend it will need to be sorted a different ...
2
votes
1answer
3k views

Java - 2d Array Tile Map Collision

How would I go about making certain tiles in my array collide with my player? Like say I want every number 2 in the array to collide. I am reading my array from a txt file if that matters and I am ...
1
vote
2answers
827 views

Grid pathfinding with a lot of entities

I'd like to explain this problem with a screenshot from a released game, DROD: Gunthro's Epic Blunder, by Caravel Games. The game is turn-based and tile-based. I'm trying to create something very ...
1
vote
2answers
249 views

Optimization and Saving/Loading

I'm developing a 2D tile based game and I have a few questions regarding it. First I would like to know if this is the correct way to structure my Tile class: namespace TileGame.Engine { public ...
2
votes
3answers
663 views

Collision Detection Problems

So I'm making a 2D tile based game but I can't quite get the collisions working properly. I've taken the code from the Platformer Sample and implemented it into my game as seen below. One problem I'm ...
1
vote
1answer
166 views

Connecting tiles to make a large image based on text file

If I am building my level from a text file 0,0,0,0,0 0,1,0,1,0 0,2,1,0,0 0,0,0,0,0 and I want to draw a large image, how do I go about doing that? do I take the image, separate it in tiles (the ...
4
votes
3answers
7k views

2D Tile-based Collision Detection

I've been planning an indie game project for a while now. I'll summarise it for you so I can get right to the question. It's done entirely using the latest version of XNA through Visual Studio. ...
1
vote
3answers
432 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 ...
1
vote
1answer
3k views

Drawing hexagonal grid on Android

I'm trying to draw a hexagon grid in my Android application. I don't want to reinvent the wheel here so I'm looking for some frameworks/libraries or just some basic ideas about how should one do this. ...
3
votes
3answers
3k views

Getting isometric grid coordinates from standard X,Y coordinates

I'm currently trying to add sprites to an isometric Tiled TMX map using Objects in cocos2d. The problem is the X and Y metadata from TMX object are in standard 2d format (pixels x, pixels y), instead ...
8
votes
8answers
4k views

How do I prevent my platformer's character from clipping on wall tiles?

Currently, I have a platformer with tiles for terrain (graphics borrowed from Cave Story). The game is written from scratch using XNA, so I'm not using an existing engine or physics engine. The tile ...
2
votes
2answers
707 views

How can I efficiently store tilemaps in work memory?

I've been working on different tile-based projects, but never really bothered with being efficient memory-wise. Each tile was represented by a tile class which would hold the following: X and Y ID ...
7
votes
2answers
181 views

How do I check to see if a tile corner is visible in 2d space?

I am trying to implement fog of war, and I have run into trouble. I want to check to see if the player is able to see the corners of each tile within a certain radius, however I am unsure how to check ...
1
vote
2answers
256 views

How to detect whether or not a tile is occupied?

I'm using Python 2.7 on Win7x64 with PyGame What is the best way to iterate over all the tiles in the game or screen, efficienty? Ideally I have about 800 tiles, but that is a dynamic number I've ...
8
votes
2answers
5k views

How to create tilted (height) isometric tiles

This is perhaps best explained pictorially. I am trying to create a 2.5D isometric game. My vision is for the game to look something like my goal: I am not a graphics artist, so I'm having some ...
1
vote
2answers
817 views

How to calculate the direction a ball must bounce

I have a tile engine I have made. I can detect collision between the ball(the player) and the tiles. When a collision is detected all the colliding tiles are stored inside a list. My question now is, ...
0
votes
3answers
1k views

Designing an entity system for a tile-based puzzle game

I'm developing a tile-based game creation library in C# and along with it I'm creating a game to test all of its functions. This is a screenshot of the game: You've probably never heard of the ...
-3
votes
1answer
428 views

How to remaster a retro game's graphics?

I want to remake an old game, which graphics is pretty old (1980s game), and I want to make a "HD version" of it. Of course, the game will have an "old graphics" setting, but I want to remaster the ...
2
votes
1answer
272 views

What broad-phase collision algorithms are suited to a static tiled world with dynamic objects of different sizes?

Sorry for this routine question, but I can't think of what broad-phase collision algorithms really work in the following, reasonably standard, setup: 2D tile based world, consisting of objects that ...
1
vote
1answer
385 views

Tile transitions - external vs internal

I've been looking at a couple of games and noticed that the transitions between tiles are handled somewhat different. I was wondering which methods are to be used in different situations and why. ...
0
votes
1answer
345 views

Scale DIV with tiles

I am trying to create a repeating background. I have a main DIV with a grid of small 16x16 DIVs. I am trying to scale the main DIV in CSS; when the small DIVs simply have a red background color ...
-1
votes
2answers
604 views

How do I pick correct tile in isometric 3D map?

I want to know how to pick the correct tile on a isometric map in 3D space. Here is a 2D example. They use a colour key map to correctly pick the coordinate. How can I achieve this in 3D space? Is ...
2
votes
4answers
1k views

What should I use (controls, methods) to make a 2D tile based map editor?

I'm making a 2d game where each tile is a square and it's viewed at straight angle, no skewing, no rotation, it's pretty simple. Two weeks ago I tried using DataGridView, but as the number of rows ...
3
votes
1answer
1k views

Canvas tile grid, hover effects, single tilesheet, etc

I'm currently in the process of building both the client and server side of an HTML5, canvas, and WebSocket game. This is what I have thus far for the client: http://jsfiddle.net/dDmTf/20/ Current ...
4
votes
1answer
844 views

2D Camera Acceleration/Lag

I have a nice camera set up for my 2D xna game. Im wondering how I should make the camera have 'acceleration' or 'lag' so it smoothly follows the player, instead of 'exactly' like mine does now. Im ...
6
votes
3answers
4k views

Whole map design vs. tiles array design

I am working on a 2D RPG, which will feature the usual dungeon/town maps (pre-generated). I am using tiles, that I will then combine to make the maps. My original plan was to assemble the tiles using ...
3
votes
2answers
1k views

Flash AS3 sidescrolling tiles optimization

I'm trying to make a sidescrolling game in Flash that will run on a low performance laptop. While studying the subject from Tonypa I saw that he builds a Bitmap by making copys of the BitmapData of ...
1
vote
2answers
478 views

How can I create tiles that scale to multiple resolutions?

I am trying to create a multiplayer version of the popular Flash game N in Java. However, I'm not sure how to create a tileset that will scale up. Are the tiles for N pre-drawn or are they defined ...
27
votes
6answers
3k views

How can I design good continuous (seamless) tiles?

I have trouble designing tiles so that when assembled, they don't look like tiles, but look like a homogeneous thing. For example, see the image below: Even though the main part of the grass is ...
2
votes
2answers
817 views

How do I find which isometric tiles are inside the cameras current view?

I'm putting together an isometric engine and need to cull the tiles that aren't in the camera's current view. My tile coordinates go from left to right on the X and top to bottom on the Y with (0,0) ...
4
votes
3answers
485 views

Creating the nodes for path finding during run time - more like path making and more

I'm making my 1st game. I'm using javascript as I currently want to learn to make games without needing to learn another language but this is more of a general game dev question. It's a 2d turn-based ...
3
votes
1answer
2k views

How to create a 3D world with 2D sprites similar to Ragnorak online?

As far as I know Ragnorak Online is a 3D game world with 2D sprites overlayed. I would like to use this style in a game I am making in Unity, so I would like the player to be able to select little ...
2
votes
2answers
1k views

2D side scroller - How to implement X/Y movement?

I'm currently writing a small 2D, side-scroller-ish kind of game. I have a simple camera that follows the player around and the physics are ready. I'm using 32x32 tiles that build out the world, ...
6
votes
5answers
800 views

Need some advice regarding collision detection with the sprite changing its width and height

So I'm messing around with collision detection in my tile-based game and everything works fine and dandy using this method. However, now I am trying to implement sprite sheets so my character can have ...
4
votes
1answer
673 views

Character jittering with this tile based collision code

I have been trying to get my collision code working for hours now but with every resource I have tried my character still jitters. First I tried using the platformer sample but my character still ...
5
votes
2answers
2k views

How do I resolve a collision with two tiles at once?

I am having some problems with collision detection. I have 2 types of objects excluding the player. Tiles and what I call MapObjects. The tiles are all 16x16, where the MapObjects can be any size, but ...
1
vote
2answers
895 views

How to draw a tileset using HTML5 canvas?

I have a tileset something like this: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 My tileset draw code looks like this: var image = new Image(); image.src = ...
2
votes
2answers
480 views

Calculating the number of tiles shown on an isometric map

I'm currently changing an existing computer game from a top-down view to an isometric view. The map consists of an infinite number of tiles. Only the tiles which are currently visible in the players ...
12
votes
3answers
1k views

Why are there lines in between my tiles?

I'm making a top down XNA game. The maps are created by tiles. A problem I recently noticed is a 'grid' of lines between the tiles. It only shows up sometimes and only depending on the camera ...
2
votes
2answers
525 views

How to store “chunks” of tiles or How to make my implementation work

I asked a previous question about the loading and unload of chunk data and people noted that my way of storing chunks is weird and I was wondering how I would go about doing it properly. @Byte56 ...
2
votes
2answers
3k views

Loading and unloading “chunks” of tiles in a 2d tile engine with 2d camera

I am making a 2d tile based game in C# and XNA 4.0. I am having trouble loading and unloading "chunks" of tiles(blocks). The whole world is randomly generated and is infinate on both axis. How would I ...
5
votes
1answer
2k views

Creating an isometric map with hexagonal tiles for iPad

I'm new to game development, so I need a little help. I have to write down a little game which has a floor with hexagonal tiles but it must be seen in a isometric view like The Sims. Ignoring the ...