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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6
votes
1answer
345 views

Implementing David Silver's Cooperative Pathfinding in Real-Time

I'm currently implementing David Silver's Cooperative Pathfinding algorithm for a 2D game with grid-based movement (all eight directions). The issue I'm having trouble wrapping my mind around is the ...
3
votes
2answers
171 views

Is there a expected set of button mappings games commonly use?

I am making a game that will support a XBox 360 controller but I would like to try and keep the default button mappings to be what is expected from a user's past history from playing other games. Is ...
2
votes
1answer
317 views

bullet character controller sliding down any slope gradient

I've been experimenting with the btKinematicCharacterController. I've seen very old complaints that it has issues but I can't find anything recent stating that these issues remain (and nobody ever ...
0
votes
2answers
75 views

Angluar movement

I'm making a little game where you are a spaceship and you fly around in 2d using the A and D key to rotate and the W key to accelerate. Now my problem is if i turn my ship it doesn't go into the ...
2
votes
1answer
527 views

Why do I have to run my 2D game at 300+ FPS for movement to be passably smooth?

I'm working on a simple game with SFML, and the only way to make the game reasonably smooth is to allow it the highest framerate my machine can handle (that is, giving it no limit). 60 FPS in my game ...
1
vote
3answers
178 views

Inconsistent sprite velocity?

I'm moving my sprites using the following formula: Code that I'm using (Only shows sprite's X position being calculated but Y position is also being done) spriteGridX = 240/480; //I start out with ...
4
votes
2answers
4k views

How can I move a sprite in the direction it is facing?

I'm using Java/Slick 2D. I'm trying to use the mouse to rotate the sprite and the arrow keys to move the sprite. I can get the sprite to rotate no problem, but I cannot get it to move in the direction ...
0
votes
1answer
109 views

Gyroscope handset (e.g. mobile phone): Method to control player using Gyroscope

I am using gyroscope data (pitch, rool) to move the player space ship. It works perfectly until you play in a standard position (e.g. sitting down). Once you start using it lying (e.g. in the bed) the ...
0
votes
2answers
372 views

Increasing speed of circle over time as linear with Box2d

Assume that there is a circle and it can be moved by using keyboard arrows.Is required that increasing speed over time like increasing car speed. For example; max speed is 25 and time to reach max ...
0
votes
1answer
105 views

“Walking” along a rotating surface in LimeJS

I'm trying to have a character walk along a plank (a long, thin rectangle) that works like a seesaw, being rotated around a central point by box2d physics (falling objects). I want the left and right ...
1
vote
1answer
229 views

Making player movement direction follow players facing direction

if (controller.isGrounded) { moveDirection = new Vector3 (Input.GetAxis ("Horizontal"), 0, Input.GetAxis ("Vertical")); moveDirection = ...
3
votes
4answers
3k views

How to move a sprite automatically using a physicsHandler in Andengine?

I use a DigitalOnScreenControl (knob with a four-directional arrow control) to move the entity and the entity which is bound to a physicsHandler. physicsHandler.setEntity(sprite); ...
2
votes
4answers
262 views

Using forces to reach a specific velocity

In my game, I currently move the player by directly setting its velocity on key press events. This makes the game feel very responsive and allows the user to quickly change direction. However, I ...
-1
votes
1answer
137 views

How to make “they need to be fed” movement style [closed]

This is the game for people who don't already know it: youtube video I am looking for theory about making an object move around another object and stay stuck to it. How would I implement something ...
0
votes
1answer
153 views

Isometric Movement in Javascript In the DOM

I am creating a game using Javascript. I am not using the HTML5 Canvas Element. The game requires both side view controlles, and Isometric controls, hence the movementMode variable. I have got the ...
5
votes
1answer
711 views

Smooth movement in a tile based game

How can we make our character move smoothly across tiles? He moves tile by tile, but that looks unprofessional. In addition, when you hold down the arrow keys he zips across the screen. How can we ...
1
vote
0answers
73 views

The input doesn't recognize that I release the key? [closed]

I'm creating a window (JOptionPane), in response to a collision. However, if the player is holding a key down when the window pops up, the input doesn't trigger a key release when the key is released. ...
1
vote
1answer
135 views

Brief pause after keypress

After i press and hold the key it goes forward once then pauses for a second or less then goes forward on forever. My problem is the brief pause I cant locate the issue. Thanks for your help. ...
1
vote
2answers
485 views

Displaying possible movement tiles

What's the fastest way to highlight all possible movement tiles for a player on a square grid? Players can only move up, down, left, right. Tiles can cost more than one movement, multiple levels are ...
3
votes
1answer
1k views

How do I implement movement in a WPF Adventure game?

I'm working on making a short WPF adventure game. The only major hurdle I have right now is how to animate objects on the screen correctly. I've experimented with DoubleAnimation and ...
1
vote
1answer
99 views

Adding Leniency to Jumping Mechanic

I have written some jumping code for my player in a platformer game. At the moment it has some basic logic which says that the player can jump if he is on the ground. The pseudocode looks something ...
-1
votes
1answer
179 views

Using interpolation to traverse waypoints

I'm making an isometric turn based strategy. Characters can move between tiles and tiles only, so I made a function for moving one tile in any direction. Regarding path-finding, I implemented A*, ...
0
votes
1answer
86 views

Using versors for movement

The context I was thinking of using a versor + velocity field to implement the "moving" part of a 2D game object. For example, if the player should move right I just set the versor to be: [1, 0] and ...
0
votes
0answers
105 views

2D movement constraint to navigation mesh

You can jump to the question in bold if you wish. I'm working on an isometric view 3d game and currently trying to constraint the players movement to a navigation mesh. My current algorithm works as ...
2
votes
1answer
127 views

How to move on a mesh?

I am working on my collision system right now and I wondered how you can actually walk on a mesh. For example I'm thinking about a dynamically created little village and I want to be able to move the ...
5
votes
3answers
508 views

Why is this code producing jittery movement?

I have a new project, all settings default with a simple cube on a plane. Cube is not kinematic but is a rigid body under the effects of gravity. I'm trying to normalize the direction before I ...
1
vote
2answers
257 views

How can I use triangle picking to determine location of a triangle in world space coordinates?

I am trying to implement point and click movement in my game, but at the moment I am stumped about how I can select parts of a mesh for the player to walk to. So what I have done is I have got a ...
-1
votes
1answer
305 views

XNA - 2D Rotation of an object to a selected direction

I'm trying to figure out the best way of rotating an object towards the directional input of the user. I'm attempting to mimic making turns on ice skates. For instance, if the player is moving right ...
11
votes
1answer
339 views

Are there any pathfinding algorithms that would handle different movement types?

I'm developing a bot for a BattleTech board game simulator http://en.wikipedia.org/wiki/BattleTech, it is turn based. The board is divided into hexagons, each one has a different terrain type and ...
0
votes
1answer
141 views

Java: Basic Movement AI not working

I am working on a basic AI system to get an entity to follow a player. I created both the player and the ghost entity, but it seems as if the ghost only wants to increment both x and y, it never wants ...
5
votes
3answers
522 views

Determining the end location for AI movement in groups in a 2D RTS

I have written an RTS game (a demo for a game engine of sorts, actually) in which the user's basic interaction with the game is to select a bunch of soldiers and then right-click on the map to move ...
0
votes
1answer
561 views

Character movement on a 2D tile map

I'm working at making a HTML5 game. Top down, closest thing I can equate it to is the gameboy zeldas, but open world and no rooms. What I have so far is a procedurally generated map in a multi ...
0
votes
2answers
132 views

How to avoid character to move when selected

I've got a player Class which can walk to a certain point on the screen when left mouse is pressed: if (mState.LeftButton == ButtonState.Released && oldMouseState.LeftButton == ...
3
votes
1answer
132 views

Precalculate the position of a rotating Aircraft

To start honestly, this question is probably mostly handling math. But thats only the road I tried to go and failed miserably, so maybe theres a much more simple way to do. Ok the game situation is ...
5
votes
1answer
204 views

Walking on a sphere

I'm working on a game which involves walking your character on the surface of a sphere. Using the answer to Arbitrary Rotation about a Sphere, I've written my code as: if (game.isKeyDown(37)) { // ...
3
votes
1answer
244 views

Implementing smooth 8 directional movement

I have my units that i move around my map with path finding. The units can move in 8 directions, currently i have the units moving around the map with a extremely basic check against the unit's ...
-3
votes
1answer
114 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 ...
3
votes
3answers
601 views

Effective way to check if an Entity/Player enters a region/trigger

I was wondering how multiplayer games detect if you enter a special region. Let's assume there is a huge map that is so big that simply checking it would become a huge performance issue. I've seen ...
1
vote
0answers
120 views

Finetuning movement based on gradual rotation towards a target [duplicate]

I have an object which moves towards a target destination by gradually adjusting its facing while moving forwards. If the target destination is in a "blind spot", then the object is incapable of ...
2
votes
2answers
114 views

Finding the shorter turning direction towards a target

I'm trying to implement a type of movement where the object gradually faces the target. The problem I've run into is figuring out which turning direction is faster. The following code works until the ...
4
votes
1answer
143 views

Time critical events based on framerate

Problem Description Basically, I've made a "programming game" in which I've made my own scripting language. It is a completely standard Lunar Lander game, though instead of directly controlling the ...
5
votes
2answers
1k views

Is it safe to set FPS rate to a constant?

I learned from game class that in update function, every movements must be time dependent for the sake of linearity in movement. We made a simple game. Every move like going left, right or jump is ...
1
vote
2answers
642 views

XNA Using velocity

Previously when making games I have just been using a Vector2 as the sprites position and altering that for movement, i.e.: if(right key pressed) Position.X += movementspeed * gametime...; ...
0
votes
1answer
66 views

SDL - BlitSurfaced Background Slowing Time Based Movement

Whenever I use BlitSurface to apply a background image, the movement of my characters is slowed drastically even though I have movement based on time: SDL_BlitSurface( background, camera, screen, ...
0
votes
2answers
221 views

joystick movement for Geometry Wars clone

I am kinda new in game programming, but I've got a semestral work to make a game, so I decided to do a clone of Geometry Wars. Despite that the game is really simple (in principle), I have ran into a ...
0
votes
1answer
88 views

Rotating sprites

I'm a beginner at making games, i'm currently only working in 2D using XNA. So far all of my games i've been using the following logic for sprite movement: if(left key pressed) sprite_x_position ...
12
votes
3answers
1k views

How can I make “falling away” 3D terrain like Animal Crossing?

Animal Crossing has a unique way of scrolling the world map: When the character moves down, the the world rolls around and over at the top, like it's stuck to a cardboard tube: This video shows how ...
1
vote
2answers
167 views

Correct way/How to think to plan out “control/animation flow”?

So basically, a problem I've had in past attempt at making games (little playing around with stuff): how to do a correct, non-sloppy way of planning the flow of animations/control? Let's take an ...
1
vote
1answer
275 views

Android Action_Move when moving between specific screen areas

OK so I know how to iterate through the different pointers that are currently touching the screen so I know what the coordinates are of these pointers using the following: Code snippet case ...
0
votes
1answer
854 views

Android cocos2d getting a sprite to continuously move to a dynamic position

I tried using the MoveTo method in cocos2d to get a sprite to continuously follow my player sprite: CCMoveTo actionMove = CCMoveTo.action(actualDuration, player.getPosition()); CCSequence actions = ...