A set of rules that govern an in-game experience. Game design is an effort to come up with game mechanics that allow for players to have a fun and engaging experience.

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2
votes
5answers
2k views

How do I come up with the game mechanics for a puzzle game?

I want to make a puzzle game, but I don't know how to start. I have observed that each puzzle game has a core mechanic that enables opportunity for numerous puzzles. I'm not sure how to think of ...
-1
votes
1answer
56 views

Reverting the view SDL

So in my SDL application, which I setup for OpenGL, if I were to do the following code: glBegin(GL_QUADS); glVertex2i(0, 0); glVertex2i(50, 0); glVertex2i(50, 50); glVertex2i(0, 50); glEnd(); The ...
7
votes
2answers
489 views

How to synchronize actions like jump in multiplayer?

I am a newbie game developer and I have been researching about multiplayer games. I observed that there's always some latency, the players always get updates from past actions. But there are ...
-1
votes
1answer
226 views

Human to Monster Morph on 2D graphics [closed]

A friend and I are writing a topdown RPG called NecroMonster. In the game when you defeat an enemy you can take its shape (basically morph into it) and we dont know how to make this look right. First ...
1
vote
1answer
886 views

libgdx: how to manage entity classes [closed]

Good day sirs, I know this is a newbie question but I really need to ask it. I've been reading a lot of sample codes on libgdx, and I have seen entities(player, enemy, boss,etc.). my question is what ...
1
vote
0answers
85 views

Text-based game based on progress, lottery, collecting and achievement dynamics [closed]

I'm playing with an idea for a game I want to develop for a text-only, turn-based environment (think instant messenger). The game will be driven by the progress, lottery, collecting and achievement ...
5
votes
3answers
216 views

Serialization of objects problem

i have a problem with serialization (saving and loading game variabiles), when i save evreything seems to be saving correctly but when i try to load it only detects first 3 objects i saved and the ...
3
votes
2answers
317 views

Should I use delta time (elapsed time between frames)?

Unfortunately I cannot recall where but I definitely read it somewhere, that the use of delta time should be avoided for some reason. Is there really a scenario where controlling animation or other ...
10
votes
4answers
821 views

Game mechanics patterns database? [closed]

Do you know http://tvtropes.org ? It's a kind of wiki/database with scenaristic tropes, patterns that you can find in tones of stories, in tv shows, games, books, etc. Each trope/pattern have a ...
-3
votes
1answer
115 views

Undefined fireball movement behavior

Demonstration video I try to do after the player shoot 10 times of fireball, then delete all the fireball objects and recreate a 10 new set of fireball objects. I did it but there is a weird bug ...
10
votes
2answers
523 views

How do I make good guy attacks only hit bad guys and vice versa?

My game has many different type of good guys and many different type of bad guys. They will all be firing projectiles at each other but I don't want any accidental collateral damage to occur for ...
8
votes
2answers
5k views

How do I render terrain in a 2.5D perspective, like in the game Don't Starve?

I have experience in making 2D side scroller games such as Terraria, but now I want to challenge myself and make a game that has a 2.5D perspective. The game I am trying to mimic is Don't Starve. ...
4
votes
1answer
389 views

Making a game “resize-safe”

It's one thing to get the graphics aligned perfectly, it's another to do this for every single resolution and not take too much time and/or make the code unreadable due to size. Games like Battlefield ...
2
votes
2answers
298 views

About making damage between units

I am making my own Tower Defence game engine. I havent built one before and I don't know lot of stuff how games work. I will take Starcraft as an example. You have a marine shooting a zergling from ...
0
votes
2answers
102 views

Java game: jumping glitch on multiple collisions

I need help with checking for intersections in a game I'm creating. When a character collides with a single obstacle on the screen everything works as intended, but when multiple obstacles are added ...
0
votes
1answer
95 views

XNA GameDefaults Class Settings

Are items such as the GameDifficulty enum, game settings, and other things in the GameDefaults class used for a lot? If so, is there a way to edit them or anything of the sorts?
3
votes
4answers
419 views

Time/duration handling in strategic game

I'm considering developing a space opera game, having already done some game design. Technically, though, I'm coming from a business applications background. Hence I don't really know how I should ...
2
votes
5answers
2k views

Cocos 2D - Hold down CCMenuItem

I am using the following code to move a CCSprite left and right. -(id)init{ CCMenuItemImage * moveLeftButton = [CCMenuItemImage itemFromNormalImage:@"Move Left Button.png" selectedImage:@"Move ...
-2
votes
1answer
224 views

How to add difficulty levels to a Guess The Number game using rand()? [closed]

User guesses a random number (between 1 and 100 or 5000 and 25,000 depending on difficulty) that the computer picks. User selects difficulty from list, difficulty (1, 2, 3, 4) is assigned to int ...
1
vote
3answers
198 views

How to properly handle equipment enchants

In my game, the player starts with a set of equipment and unlike many other hack-and-slash RPG's, this base set of stuff never changes - the player never acquires a new weapon or armor. The only way ...
4
votes
1answer
358 views

Path finding in games

I am writing my term paper about Path finding algorithms in games, and i've got a couple of questions, hopefully you people could help me out with those ;) So, i've done a little bit of searching ...
3
votes
4answers
3k views

Java - Best Implementation KeyListener For Games

I am working on a game using only the swing and awt packages. Note I can only use the default Java libs. Meaning I have to use KeyListener. I have imported KeyListener properly, however, it is still ...
0
votes
2answers
154 views

Replay on game like “impossible game” [duplicate]

So I am making a simple game like "the impossible game" where the character just moves forward(from a 2D prespective) and the only thing you have to do is press the screen to jump at the correct time ...
-1
votes
1answer
193 views

Get distance between the edge of screen and a moving sprite

How to get the distance between the edge of the screen and a vector moving sprite? I want to get the distance between my moving sprite and the edge of the screen so that when my sprite touches the ...
1
vote
1answer
390 views

Hill-jumping game mechanic like Tiny Wings

I'm a huge Tiny Wings fan and I'd like to understand the game mechanic at a deeper level. What are some good resources for the basic Box2d (or similar) physics behind the hill-jumping game mechanic? ...
0
votes
1answer
455 views

Pokémon character turning / facing: How is it achieved? Movement is already done though [closed]

You know that when the player playing Pokémon games want to change the facing of the main character, one would simply tap on the directional pad (D-pad) on the Game Boy (Color/Advanced/Advanced SP) or ...
1
vote
0answers
135 views

Steering behaviour [closed]

So I found this steering behaviour code in a book but i dont really understand the last part of the code what exactly is he doing because im unfamiliar with c++. Why would you need to ...
1
vote
1answer
167 views

Story line implementation in a game

Say I have the general engine working and the only thing missing is a story line. Let's take the Pokemon games as an example: How would I implement surfing if I don't want to check wether the next ...
-1
votes
1answer
115 views

Game mechanics based on similar game [duplicate]

I want to make an iOs game that is based on an online flash game. There will be quite some differences, but the game mechanics will be extremely similar. Do I have to worry about getting sued by the ...
0
votes
5answers
1k views

Collision detection logic

Edit 2 In the following picture sprite1 (the red square) is hitting the platform from the left, so: sprite1_rightEdge>platformSprite leftEdge would be true, so I can simply reposition ...
3
votes
1answer
320 views

Pygame: circular motion with Bresenham's algorithm

I'm trying to figure out a way to move an object in a circular path. I read about Bresenham's circle algorithm, but all the codes available online draw an entire circle. For my game, I want it so ...
-1
votes
1answer
95 views

Specifying 3D objects in a game [closed]

I have hands on experience in OpenGLES 2.0 , OpenGL and wish to apply the same in a 3D game development in Android. My idea is to develop a Combat game having fighter planes. I am trying to create a ...
0
votes
1answer
94 views

Follow behavior with randomization factor

I'm trying to make enemy follow player as in picture below, the code below is code for following player with steering behavior ( i'm not sure it steering works tho but it does follow player ), how ...
0
votes
3answers
1k views

Fruit Ninja Swipe

I now have nearly completed a Cut The Rope type game. I need only a swipe mechanic to cut the rope, both the logic and the visual effect. Suggestions would be most welcome. I only need a concept for ...
4
votes
3answers
495 views

What game mechanic can I use to show that the player character is bored?

I'm designing a part in my game where the player must notice that his character feels bored about a certain mundane task he is doing, without being boring for the player. By observing the game ...
0
votes
2answers
316 views

What beginner level game should I practice developing that has all the basics of game development? [duplicate]

I am a fresh graduate of Computer Science and am very nervoud for my skills test next week. So I have only about 4 days left till the exam and I really want that job which is game development. They ...
2
votes
4answers
528 views

What are some good examples of exuberant in-game instructions for telling the player to repeatedly smash a button?

What are some good examples of exuberant in-game instructions for telling the player to repeatedly and quickly press a button or perform an action? I'm especially interested in examples in retro games ...
2
votes
3answers
162 views

Generate slot combinations

How do you generate combinations in slots to achieve a wanted probability of the user winning? Say, you decide that he should win $200. How do you generate combinations that'll cause winnings ...
0
votes
1answer
391 views

Pong horizontal movement algorithm

I was just wondering about the horizontal movement of a pong ball? What is the general algorithm used with this? The ball in my pong game just move vertically and I don't know about the algorithms ...
1
vote
2answers
484 views

Single or Multiple Behavior Trees?

I just finished coding a generic Behavior Tree structure for my games. My question is, when creating behaviors for enemy AI's, do I create one large behavior tree with every possible configuration as ...
6
votes
1answer
639 views

Spaceship interiors: How to approach, implementation-wise?

I'm creating a 3D space game using Ogre3D for graphics with C++ and one of the features is to be able to freely wander around spaceship interiors, but I am lost with how to implement it. Here is what ...
0
votes
1answer
139 views

Collision and gravity problems

So this is an easy question. I need to implement gravity in my game but where I'm stuck is what variables do I need in my Entity object for the calculations and a good algorithm that I can use for ...
1
vote
1answer
431 views

Implementing powerups for my Breakout clone

I'm making a simple Breakout clone in Python that will have very many powerups/powerdowns (so far I came up with 26). Some will affect the paddle (paddle missile, two paddles, short paddle, etc.), ...
20
votes
5answers
2k views

Spreadsheets in Game Design?

There have been two instances from the past two weeks that I've heard from well known successful game developers that they use spreadsheets when designing games. The first being David Whatley in ...
-6
votes
2answers
626 views

Moving a sprite diagonal?

I wonder how I should increase and decrease the value of xPos and yPos to be able to move a sprite object diagonal and in different angles? canvas.drawBitmap(image, xPos - (image.getWidth() / 2), ...
0
votes
1answer
115 views

How do I check for non tilted 2D rectangle collision?

I'm trying to find out how to check collision with different rectangles. Now the cubes I have have a x, y, height, and width to them. So it might look like this on the screen: And not like this: ...
4
votes
2answers
247 views

Game Design Issue: Special items implementation

I have a Match Two game similar to the bejeweled board. I am rewarding the player on speed of score. If he scores X in Y time , he gets a bomb. The time window is not rolling but discreat. I check ...
21
votes
15answers
2k views

How to discourage micromanagement in strategy games?

When designing a strategy game (or one in a similar genre), how do you avoid having your players focus almost entirely on micromanagement? What should be done and what avoided in gameplay mechanics?
2
votes
1answer
366 views

Shooting Bullets Around a Sphere

I currently have a ship that can orbit around a sphere freely controlled by a joystick. There is a separate joystick that controls the gun and starts shooting when it is touched. Right now the ...
1
vote
2answers
414 views

XNA Game Timer Help

How do I set a game timer in XNA? I need it to keep the game in sync no matter the lag or frame rate to prevent one moment to be normal but the next everything is sped up.