A simple term for "translation", the change of position of an entity typically on the route of going from point A to point B.

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0
votes
3answers
120 views

Proper way for Player object to communicate with Map object?

I'm writing my first game (in javascript / node over websockets) and am running into a bit of chicken and egg problem, and am afraid how I'm doing it right now won't scale once the game gets more ...
-1
votes
1answer
150 views

Box2D platformer: Why does horizontal movement stop jumping?

I'm writing my sBox2D game character's movement code, but my implementation of jumping is failing: When I press the Jump key, the character jumps OK. However, when I press jump and another key (like ...
2
votes
2answers
93 views

How can I make an object move in four directions relative to its rotation?

I want to make a game object move in directions relative to the direction is facing. That is, If the user presses the "W" key the object goes "forward" if its presses "D" the object goes to its left. ...
4
votes
2answers
410 views

What are the properties of “position, velocity, acceleration, rotation” collectively named?

They say naming things is one of the hardest problems in computer programming. They were right. Given the pseudocode below, what is a more appropriate name for this collection of properties? ...
1
vote
1answer
6k views

How can I translate a game object towards a position?

I am instantiating my game objects (spheres) through scripts. I want my spheres to move from one location to another. but I don't know how to do this. Update is called once per frame. Is that what I ...
3
votes
2answers
262 views

RTS Movement + Navigation + Destination

I'm looking into building my own simple RTS game, and I'm trying to get my head around the movement of single, and multi selected units. (Developing in Unity) After much research, I now know that its ...
-3
votes
1answer
79 views

What's wrong with my step-toward-target implementation? [duplicate]

I want to move a game object from its current position toward the mouse position. I wrote this Vector2D class to help me: public class Vector2D { private double xVect; private ...
5
votes
2answers
176 views

Inconsistent movement / line-of-sight around obstacles on a hexagonal grid

In a roguelike game I've been working on, one of my core design goals has been to allow the player to "Play the game, not the grid." In essence, I want the player's positioning to be tactical, ...
2
votes
1answer
61 views

How can I move an object in a direction other than the ordinals?

I want to move a game object from its current position to the mouse position, but my current code only ever moves in one of the eight ordinal directions. In other words, I want it to move along the ...
0
votes
1answer
674 views

How can I make my player move in the direction the camera faces?

I have a 3rd person camera which can rotate around the player. My problem is that wherever camera is facing, players forward is always the same direction. For example when camera is facing the right ...
1
vote
1answer
102 views

Interpolating rotated objects

I've finally got interpolation working to 'smooth' out movement, however it doesn't seem to work for objects that are rotating (around their own center) - when I try to do this, the objects in ...
1
vote
3answers
447 views

Interpolation using a sprite's previous frame and current frame

Overview I'm currently using a method which has been pointed out to me is extrapolation rather than interolation. As a result, I'm also now looking into the possibility of using another method which ...
3
votes
1answer
287 views

Implementing Galaga Style Enemy Behavior in Unity

I've been trying to work on a space shooter with the idea of having enemies behaving like it is shown in this video : https://www.youtube.com/watch?v=3p7u8uCR6yw In the video above, enemies fly from ...
-1
votes
2answers
161 views

how would I go on about making a movement system like mario party

main question how would i go about getting a movement system similar to the one they have on mario party only minus the dice roll things i have researched so I have been studying the uses for ...
2
votes
2answers
527 views

Intelligently move aircraft using curves

I am trying to code a script to move an aircraft entity from point A to point B and at some point in the middle of moving have the aircraft forward vector face Point C (to fire a missile at an enemy ...
1
vote
1answer
91 views

Movement on tile map when player is the size of 4 tiles, moving in 1 tile increment

I understand how to move a square around a tile map: you have a coordinate of the square (say the center), and if they player press the "up" arrow, just increment the y-coordinate by 1. Question: How ...
14
votes
3answers
3k views

How to avoid movement speed stacking when multiple keys are pressed?

I've started a new game which requires no mouse, thus leaving the movement up to the keyboard. I have tried to incorporate 8 directions; up, left, right, up-right and so on. However when I press more ...
0
votes
2answers
71 views

Converting A 3D Rotational Vector Into A 3D Forward Heading Vector

I need to do a raycast which accepts a Vector3D StartPos and a Vector3D EndPos. I have available to me the characters position and the cameras rotation in 3D vectors. I need to somehow compute a ...
2
votes
1answer
272 views

Animating feet seperately from the body

I have a character and I would like to animate a walking animation for it. However i get the following result when I animate it: (ignore the green lines/ markers/ sound) As you can see the foot ...
1
vote
2answers
114 views

Why does my ship look like it's going backwards instead of fowards? [closed]

I'm making an Asteroids-clone based on this tutorial. I'm stuck on the 5th part of the tutorial. For some reason my ship is going backwards instead of forward or it looks like its going forward, but ...
0
votes
0answers
30 views

How to interrupt movement where the model can lag behind

I have a movement system for my characters where the model is allowed to lag behind the character's actual position. In a way it is like the model is being dragged on a string behind the actual ...
0
votes
1answer
53 views

How to simulate random scope movement?

I want to simulate that random and soft movement that lot of games got (like BF3) when you use the scope of a sniper gun, so the question is how to achieve that.
1
vote
1answer
70 views

Gradually reduce speed

Basically I am working on following application of android version Party Games: Drinking Wheel For this I want to rotate wheel and want to stop wheel at specific point. But I want this with gradually ...
2
votes
2answers
147 views

How to move towards a point in 2D, stopping at obstacles

I want to do a 2D game, where you can mouse click anywhere on the map and the player will go there. If there is obstacle in the way, the player will go as close as possible to where you clicked ...
0
votes
2answers
264 views

Problem with moving player through a secript by a set distance

I am currently trying to add a sort of "dash"-ability to my sidescroller. What I try to do, is to let the player press a key where a simple key-press causes the player to move quickly into one ...
0
votes
0answers
57 views

Monogame - How to make a character move automatically right when the game starts?

I am working on an infinite runner using Monogame and Visual Studio. I have a basic sprite that can move back and fourth. But I want to know how I can have objects, like platforms, moving ...
0
votes
1answer
100 views

How can I compute a velocity proportional to the difference between two hand positions?

I'm working on a project with the Kinect SDK and XNA 4. I need take the position of the hands and draw a sprite over it. I'm was doing it directly and because of that I get a "trembling hands" effect. ...
0
votes
1answer
144 views

Designing Character Movement Need Advice

(This game is written in C++ with GDI+ It's a simple side-scroller.) I am having a problem deciding on how I should handle player movement. Currently it runs at 20 frames per second (I just chose ...
1
vote
2answers
258 views

How do I create a knockback-movement?

I am a web developer new to game development, and with limited math knowledge. I am writing a character movement controller in Unity. The game has an isometric Diablo-like camera. The character moves ...
2
votes
1answer
262 views

Preventing diagonal movement

I was originally fine with diagonal movement but it's clashing with my sprite animation... public void keyPressed(KeyEvent e){ int key = e.getKeyCode(); switch(key){ case ...
0
votes
1answer
239 views

Smoothing Pathfinding on Tile-Based Terrain but Free-Roaming Player

I'm sorry if this is a long post, but I feel as though the details should help clarify gray areas. I'll try and provide a detailed layout of what I'm trying to achieve, what I have so far, and where ...
1
vote
1answer
449 views

Limiting the speed of a dragged sprite in Cocos2dx

I am trying to drag a row of sprites using ccTouchesMoved. By that I mean that there is a row of sprites (they are colored squares) lined up next to each other and if I grab one with a touch the rest ...
0
votes
0answers
93 views

SpriteKit - Make a sprite move similar t another sprite

I'm making a type of a platformer ( think super mario but in a top-down view style ) game and i want my main character to move with the platform it has contact with. So i used this: ...
0
votes
0answers
33 views

top down 8 directional movement - need help with collision [duplicate]

I have for some time now been strugling with movement in my game. I want a zelda like 8 directional top-down movement. I have tried different things, but non of them have been perfect. EDIT: ...
1
vote
1answer
72 views

How do you change movement to strafe

Right now my player can move forward and backward using case 'a':case 'A': speed.x = lx * 0.1; speed.z = lz * 0.1; break; case 'b':case 'B': speed.x = -(lx * 0.1); speed.z = ...
0
votes
0answers
85 views

Sometimes my game runs fine, other times it's shaky, why?

I'm trying to learn how to make games. I just did this very simple 3D game where you control a cube that shoots at incoming cubes. Sometimes I start the game and it runs smoothly from start to end. ...
0
votes
1answer
463 views

How to design enemies pattern in non-bullet-hell shmups in Unity? [closed]

I am making a top down shooter. Enemies will come in waves and attack in many different patterns (i.e. wave of 10 enemies flying in a elliptic curves, or a huge boss floating and shooting at you, ...
0
votes
1answer
51 views

Accelerated Motion

I'm making a menu for my game with SDL, when you click on an option a sub menu slides down and is shown, just sliding down is really boring, so I want it to accelerate(like if gravity was pulling it) ...
0
votes
0answers
148 views

sprite reset method not working in update thread(andengine)

I have sprite array with length of 8 and I am trying to reset sprites position in scene's update thread but it doesn't work. However I tried to reset sprites in sprites modifier listner which works. I ...
0
votes
1answer
109 views

Collision detection recommendations [closed]

I am currently developing a prototype game for mobile devices in which the user will see several objects on the screen and will have to touch them one by one in the correct order to win. I guess it ...
0
votes
0answers
30 views

Turning on collision crashes game

I am getting a null pointer excecption to both my sprite and level. I am working on my mob class, and when I try to move him and the move function is called, the game crashes after checking collision ...
0
votes
2answers
235 views

How to move an image back and forth with javascript

I currently am trying to make a baseball game and have this code here: http://jsfiddle.net/769BK/ I have the baseballX set to a decrement, and then I try increasing the value using baseballX++; but it ...
8
votes
3answers
2k views

How are game characters animated? [closed]

I will be working with my friends on our final year project. Our game will be FPS and I have to draw some animations for FPS view and other enemy character that can be programmed easily to make a good ...
0
votes
1answer
159 views

Unity - Invert Movement Direction

I am currently developing a 2,5D Sidescroller in Unity (just starting to get to know it). Right now I added a turn-script to have my character face the appropriate direction of movement, though ...
2
votes
2answers
307 views

What's the best way to move cars along roads

I am implementing car movement game (sort-of like Locomotion). So 60 times a second I have to advance the movement of each car. The problem is I have to look ahead to see if there is a slower car, ...
1
vote
2answers
189 views

what's wrong with my lookAt and move forward code?

so am still in the process of getting familiar with libGdx and one of the fun things i love to do is to make basics method for reusability on future projects, and for now am stacked on getting a ...
0
votes
2answers
301 views

How to move an object using X and Y coordinates in JavaScript

I am making a 2d baseball game with JavaScript and HTML5 and am trying to move an image that I have drawn with JavaScript like so: //canvas var c = document.getElementById("gameCanvas"); ...
2
votes
2answers
431 views

Frameskipping in Android gameloop causing choppy sprites (Open GL ES 2.0)

I have written a simple 2d platform game for Android and am wondering how one deals with frame-skipping? Are there any alternatives? Let me explain further. So, my game loop allows for the ...
1
vote
1answer
855 views

LibGDX: Smooth movement on a grid based game

I'm making a game with LibGDX where the player is on a grid (like a Chess board). For now, I'm moving the player by teleporting him 16px in a direction. I'd like to use the delta time to make smooth ...
0
votes
2answers
128 views

What design pattern should I employ for validating character movement?

I'm developing a RPG in Java and have a Map class, which will contain all the MapObjects (the Player, Enemies, Walls, etc.): Map.java public class Map { private int width; private int height; ...