A platform game (or platformer) is a video game characterized by requiring the player to jump to and from suspended platforms or over obstacles.

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266 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
865 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 ...
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votes
1answer
900 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 ...
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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? ...
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3answers
946 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 ...
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1answer
269 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 ...
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1answer
1k 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 ...
2
votes
2answers
179 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 ...
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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, ...
0
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1answer
361 views

objective-c iphone sdk side scrolling

I was making a game and I did the side scrolling like this: if the player get past 150, the player stops moving and the background starts moving. But thats very annoying with placing objects in the ...
7
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1answer
3k 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 ...
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2answers
2k 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 ...
0
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1answer
322 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 ...
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votes
1answer
721 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
399 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 ...
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votes
2answers
3k 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 ...
2
votes
2answers
598 views

Actionscript 3.0 - Enemies do not move right in my platformer game

I am making a side-scrolling platformer game in Flash (Actionscript 3.0). I have made lots of progress lately, but I have come across a new problem. I will give some background first. My game level's ...
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vote
1answer
874 views

How to make a platformer character go DOWN a 315 degree slope?

Alright, so I got this code I'm trying to write, but the player won't go down the slope, it goes down and up perfectly on the 45 degree slope, but the 315 degree one is a mess. it goes "up" the ...
2
votes
1answer
353 views

Should I go with SpriteBatch or just 3D with Z component always zero?

I'm designing a platformer and beginning to code the viewing engine of the game. Now, I have to make a key decision: Should I just use SpriteBatch to draw all the 2D stuff, as there is no 3D, or ...
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7answers
5k views

2D Platformer AABB collision problems

I have a problem with AABB collision resolution. I resolve AABB intersection by resolving the X axis first, then the Y axis. This is done to prevent this bug: http://i.stack.imgur.com/NLg4j.png ...
9
votes
3answers
1k views

What is involved in creating a real-time multiplayer platformer game?

I'm creating a platformer game that has a "co-operative" feature which I'd like to work over networks / the internet. Now I've read up on network game programming including articles like What every ...
16
votes
1answer
594 views

Recreating retro/NES style physics with intentional imprecision

Background: I'm having a problem getting the jump curve correct for a retro platformer remake project of mine. The original game is for the NES, and the player's velocity is stored in two separate ...
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2answers
746 views

Getting 2D Platformer entity collision Response Correct (side-to-side + jumping/landing on heads)

I've been working on a 2D (tile based) 2D platformer for iOS and I've got basic entity collision detection working, but there's just something not right about it and I can't quite figure out how to ...
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4answers
1k views

The Decline of 3D Platformers

What contributed to the decline of sales of 3D platformers over the past decade? (Other than Microsoft's acquisition of Rareware.) Would it be a mistake for a developer other than Nintendo (or indie ...