Tagged Questions

A genre of action game whose focus is on platform-based movement. It is equally present in both the 2D and 3D game worlds.

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0
votes
1answer
183 views

Storing large array of tiles, but allowing easy access to data

I've been thinking about this for a while. I have a 2D tile bases platformer in XNA with a large array of tile data, I've been running into memory problems with large maps. (I will add chunks soon!) ...
1
vote
2answers
414 views

Need material for character anatomy in a 2D game. Spartan Like, See Picture

I'm creating my art for an 2d based IOS game. I know some basic anatomy as you can see by the picture but I have no idea how I will make draw the pics for animation of the character walking, attacking ...
2
votes
3answers
686 views

Issues with shooting in a HTML5 platformer game

I'm coding a 2D sidescroller using only JavaScript and HTML5 canvas, and in my game I have two problems with shooting: 1) Player shoots continous stream of bullets. I want that player can shoot only ...
4
votes
2answers
388 views

In a Tower defense game, how to do buffs/debuffs

The question is at the very bottom. If you understand Buffs/Debuffs in tower defense games then you should skip the bulk of this question and go to the bottom (seperated with the long line) I plan on ...
1
vote
1answer
219 views

Game Physics: Implementing Normal Reaction from ground correctly

I am implementing a simple side scrolling platform game. I am using the following strategy while coding the physics: Gravity constantly acts on the character. When the character is touching the ...
0
votes
1answer
590 views

Platform game collisions with Block

I am trying to create a platform game and doing wrong collision detection with the blocks. Here's my code // Variables GTimer jump = new GTimer(1000); boolean onground = true; // The update method ...
2
votes
1answer
633 views

What's the best way to handle slopes for a platfomer game using Box2D

I would like to know if there is any known solution for handling the player's movement on slopes using Box2D engine. I tried to do it using a circle as the player. Everything was fine until I tried ...
2
votes
1answer
747 views

Trouble with AABB collision response and physics

I have been racking my brain trying to figure out a problem I am having with physics and basic AABB collision response. I am fairly close as the physics are mostly right. Gravity feels good and ...
0
votes
1answer
683 views

Artifacts when using SamplerState.LinearClamp in SpriteBatch

I'm using XNA 4.0 and VS2010 Express for Windows Phone and Windows Phone SDK 7.1. This is a platform game and I have a map made up of 16x16 textures that is drawn dynamically, tile by tile. When ...
4
votes
2answers
397 views

Detecting a ledge in Box2D [duplicate]

Possible Duplicate: Detect Open Space in Farseer How do I detect ledges? I'm making a 2D platformer with Box2D. The player needs to be able to grab onto a ledge and pull him/herself up. ...
2
votes
2answers
437 views

One-way platform collision

I hate asking questions that are specific to my own code like this, but I've run into a pesky roadblock and could use some help getting around it. I'm coding floating platforms into my game that will ...
3
votes
2answers
1k views

Platformer Enemy AI

I'm currently developing a platformer shooter. The game is multiplayer and while my net code could use some real work I have put that off for the time, so currently I'm trying to implement the AI. ...
1
vote
2answers
327 views

How do I make a Java gave without a JFrame?

I am working on an arcade-like game, and so far, I have been using JFrame. All the action occurs in the JFrame basically. However, I've noticed that a lot of games that you install on a computer ...
2
votes
2answers
222 views

Platformer gravity where gravity is greater than tile size

I am making a simple grid-tile-based platformer with basic physics. I have 16px tiles, and after playing with gravity it seems that to get a nice quick Mario-like jump feel, the player ends up moving ...
0
votes
1answer
2k views

Platforming - Hanging off of cliffs and edges? [duplicate]

Possible Duplicate: Programming a climbing system like tomb raider I've been interested in platforming gameplay dynamics for a while now. What I'm trying to ask is how games like Assassin's ...
3
votes
3answers
466 views

Tile based platformer, using larger tiles?

So for my tile based platformer, It has a grid of tiles Occupying 1x1 block for each one. However, What if I want larger tiles? Maybe doors, tables, etc. They wouldnt fit in a 1x1 tile, so what I ...
4
votes
1answer
2k views

The Physics behind 2D Platformer Games? [closed]

Is there any good book or tutorial that explains the physics behind creating a 2D Platformer game? Such as tile rendering, tile map reading, collision detection, camera movement etc.?
2
votes
1answer
683 views

How to use proximity sensor in android with unity3d?

I want to create a android game with unity3d using proximity sensor an I don't know how to access that sensor with java script
0
votes
1answer
103 views

Tilting a platform on its axis?

I'm wondering how I can tilt a platform on it's center/axis. For example, if the player steps on the left of the center, it should tilt to that side like in this picture. Can a platform like this ...
0
votes
3answers
466 views

Code Problem Involving Vertical Movement of Platforms

I am trying to create vertical moving tiles with the Microsoft Platformer Starter Kit. My platforms can move in one direction; however, they fail to switch direction. If my platform starts at the ...
0
votes
4answers
280 views

Big level objects collision system for 2d game

I read many variants today and get some knowledge in general, so here is a steps of mine thoughts in pictures (horrible paint.net ones). We need to develop grid system, so we check only thing near, ...
2
votes
3answers
4k views

How do I structure a 2D platform level?

I'm doing a 2D platformer but I don't know how they are usually built. The approach I'm looking at is making it tilebased, with ground tiles on bottom row, then platforms on some places in "mid-air" ...
4
votes
1answer
279 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 ...
2
votes
1answer
1k views

Handling hitboxes

So I have an issue that I'm laughing at myself about, because it really seems like it should be something that I should be able to figure out pretty quickly. I am designing a 2D action platformer; I ...
5
votes
1answer
2k views

Slopes in 2D Platformer

I'm dealing with Slopes in a 2D platformer game I'm developing in XNA Game Studio. I was really tired of trying without success, until I found this post: 45° Slopes in a Tile based 2D platformer, ...
3
votes
1answer
1k views

Platformer Starter Kit - Collision Issues

I'm having trouble with my game that is based off the XNA Platformer starter kit. My game uses smaller tiles (16x16) then the original (32x40) which I'm thinking may be having an effect on collision ...
4
votes
5answers
1k views

Should my game handle collisions in the Player object?

I'm making a 2D platform game. Right now I'm just working on making a very generic Player class. I'm wondering if it would be more efficient/better practice to have an ActionListener within the Player ...
2
votes
3answers
1k views

One-way platforms in UDK

I'm looking to make a multi-player platforming game using UDK. I'm currently doing feasibility research, to make sure I will reasonably be able to do all of the technical things I want to do. The ...
2
votes
2answers
611 views

How to load chunks of 2d map segments when player reaches a certain point?

In my 2d platformer (made with Java and Slick2d), random maps are made by combining different segments together and displaying them one after the other. My problem is that I can't load too many ...
0
votes
1answer
281 views

Platforms collide-able on one side only

I have frequently tried to make some sort of a platformer, but when I actually code it, I run into a bit of a snag. How would I be able to make platforms in the air stop objects if they hit the sides ...
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 ...
4
votes
1answer
2k views

Collision with tile corners/seams in 2D platformer

There seems to be a lot of somewhat related questions answered already, but none I read answered my exact problem. I have a 2D platformer whose world is made entirely out of tiles that are in a ...
0
votes
1answer
233 views

World Location issues with camera and particle

I have a bit of a strange question, I am adapting the existing code base including the tile engine as per the book: XNA 4.0 Game Development by example by Kurt Jaegers, particularly the aspect that I ...
1
vote
1answer
361 views

How do I generate a level randomly?

I am currently hard coding 10 different instances like the code below, but but I'd like to create many more. Instead of having the same layout for the new level, I was wondering if there is anyway to ...
3
votes
1answer
1k views

How do I implement smooth movement in a Box2D platform game?

I have implemented a character in JBox2D which moves with the help of a wheel rotating at the bottom of it. The movement is the best result I've had 'till now but it's a little glitchy when the ...
2
votes
2answers
193 views

How to do reflective collisions with particles hitting background tiles?

In my 2d pixel old-school platformer, I'm looking for methods for bouncing particles off of background tiles. Particles aren't affected by gravity and collisions are "reflective". By that I mean a ...
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, ...
5
votes
1answer
479 views

XNA Platformer Screen Collision

I am making a game, and it has platforming and animation. I am trying to make it so that when the player goes to the end of the screen, he stops and cannot go further. I put this code in: ...
8
votes
1answer
4k views

Microsoft XNA Platformer Example, is the Collsion Detection implemented accurately?

The example provided by Microsoft seems as if the collision detection (from what I can see) will have a small error. When the user collides with an Unpassable tile, the depth of the intersection is ...
9
votes
5answers
4k views

45° Slopes in a Tile based 2D platformer

I want to have simple 45° slopes in my tile based platformer, however I just cant seem to get the algorithm down. Please take a look at the code and video, maybe I'm missing the obvious? ...
0
votes
2answers
3k views

AS3 Internal preloader (one swf) for flash game with Embeded() images?

So I am using the Flash IDE. And I am trying to make a preloader on Frame 1 so that it displays and loads progress before anything else is exported/loaded. So all my assets from the Library are on ...
1
vote
4answers
7k views

Value of the Game Institute Courses [closed]

I'm considering purchasing courses from Game Institute, specifically, the Foundation Studies Package. Has anyone here taken their courses? If so, do you feel they are a good value? If you can, please ...
2
votes
1answer
324 views

How do games using physic engines for 2d games handle platform corners?

I have seen games like latest "2'5D" sonics that handle collision detection at platform corners pretty well. The problem I'm having is that my game uses an ellipsoid as my player's body to let it ...
0
votes
1answer
330 views

Why is my character not moving when applying an acceleration to it?

I'm having issues with my character in terms of gravity and the character bouncing up and down. You can find more information about it in the link below. Character bouncing off ground due to gravity ...
10
votes
4answers
808 views

Player moving up, is he jumping or climbing?

In a 2D physics-based platformer game that has ladders in it, how do you determine whether the player moving up is caused by a jump or him climbing a ladder, such that you know what animation to play? ...
3
votes
1answer
788 views

Platformer collision detection problems

I'm having a few problems with collision detection in my game (written in C# with SDL.Net). Detecting the floor and roof is fine, as does detecting sides of tiles when not jumping/falling. My problem ...
3
votes
3answers
428 views

3d platformer with 2d point of view

I made my first 2d platformer game using java + swing. Now I want to achieve the same gameplay adding 1 dimension. I think this will require opengl knowledge. I know the basics but i don't ...
2
votes
1answer
702 views

Moving a big set of box2d bodies in an iOS endless side-scroller game (such as Canabalt)

I am working on an iOS endless-running game (Robot Unicorn, Canabalt, etc). I'm using box2d for the Physics and Collision Checking and cocos2d for graphics. To achieve the notion of an endless level, ...
7
votes
2answers
4k views

Hero/Character sprite size in comparison to tile size?

So I'm making this simple platformer where the Hero is 16x16 in size, but also, the tile size is 16x16. Which sounds fine right? But my game window/world is 800x416, which makes the Hero is really ...
1
vote
1answer
783 views

Flash Actionscript 3.0 Game Projectile Creation

I have been creating a side-scrolling Actionscript 3.0 game. In this game I want the Player to be able to shoot blow darts as weapons. I had some trouble getting the darts to be created in the right ...