Input is data provided to a game via player interaction (through the mouse, keyboard, gamepad, et cetera).

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Decoupling rendering pipeline (for UI responsiveness): Multithreading and multiple contexts?

Warning! Wall of text (see <TL;DR> paragraphs below for short version) I have been noticing something in quite many games (most recently in cutting-edge RTS games such as Uber Entertainment's ...
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2answers
551 views

How can I stop the player from drifting due to local input prediction when they stop?

I'm working on a 2D server-client multiplayer game engine (which you can try here). It uses WebRTC DataChannels. (The connections are peer-to-peer, but the host peer still acts as a server.) The ...
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1answer
263 views

does order of updates and renders matter?

I know in a game loop there needs to be an order like physics should update before rendering. So, I have created two separate functions: update and render and the game loops like below: ...
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1answer
674 views

How to handle simultaneous mouse and keyboard input with sdl?

I'm making a game in SDL2 that so far is basically just a top down shooter, where the player aims at the mouse. When I run the game, you can move properly and shoot properly, and shoot and move the ...
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2answers
293 views

How can I make my sprite jump up and move forward at the same time?

I'm trying to make a sprite's movements work. For some reason, he can only jump and then move, or move and then jump, but never at the same time. I'm using InputProcessor and a TiledMap system. ...
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1answer
1k views

Handling XBox 360 Controller Connections in LibGDX after Game has Started

I am currently making a game with the java library LibGDX and want to add XBox 360 controller support using the GDX-Controllers extension. At the moment I have a setup where I create a listener to ...
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2answers
282 views

Can I trigger input/controls via code?

I have the 3rd person controller in my game, which moves with the WASD keys. But since I am developing for a mobile release, I want touch controls. I have already the touch control-script in a new ...
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340 views

How can I access LWJGL's Keyboard from a thread other than the graphics thread?

I'm loving LWJGL, but have been running into a number of odd problems with it. Most of it seems to deal with the fact that OpenGL is a state-machine and was only ever meant to be accessed from a ...
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2answers
161 views

How do I smooth out of the effects of a too-sensitive control?

I have a game that takes input from a joystick. If you tilt the joystick right, the ship moves right linearly according to how much the joystick is tilted. So if you tilt the joystick twice as much ...
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1answer
255 views

LWJGL: Camera distance from image plane?

Let me paste some code before I ask the question... public static void createWindow(int[] args) { try { Display.setFullscreen(false); DisplayMode d[] = ...
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1answer
1k views

How to manage input state in Unity3D?

In Unity3D how do I manage input among many components, especially in relation to "blocking" input messages to certain components? To make my question clear, an example: Component 1: Input Manager ...
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0answers
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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. ...
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2answers
188 views

Input of mouseclick not always registered in XNA Update method

I have a problem that not all inputs of my mouse events seem to be registered. The update logic is checking a 2 dimensional array of 10x10 . It's logic for a jewel matching game. So when i switch my ...
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1answer
200 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. ...
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1answer
88 views

All libGDX input statements are returning TRUE at once

I'm fooling around with Box2D and libGDX and running into a peculiar problem with polling for input. Here's the code for the Screen's render() loop: @Override public void render(float delta) { ...
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1answer
109 views

What input and window handler should I learn for complement OpenGL? [closed]

I have a good base in C++ programming and I did some 2D games using SDL. Now I want to start making 3D games, but as much as posible, I want to learn following the standars of the profesional ...
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3answers
551 views

What are reasons for input polling vs. input events?

I noticed people use both - but is there any empirical evidence when it's better to use one over the other? This is related but not quite a 'why use either' or even 'why use both': Polling vs event ...
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2answers
3k views

Detecting key press only once in Libgdx [duplicate]

Have a question on keyboard inputs. Currently I am using this method to read my input, Gdx.input.isKeyPressed(Input.Keys.A), it is working fine. But I do realized at times there are multiple instances ...
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1answer
483 views

How to implement input handling in a C game engine?

I am starting to learn C programming (though I have a lot of experience using higher-level languages). I want to write a game engine using C and OpenGL. I think I understand the graphics rendering ...
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1answer
196 views

When do you get Mouse.getstate().X or Y as negative?

I am creating a game in which I use a function: int x() { int px = 100; int pxend = 128; int xx = 0; for (int i = 0; i < 6; i++) ...
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1answer
1k views

Entity Component Systems, Input, and Angry Birds!

I am using Artemis ECS. I have the very basics of a game already. I am now trying to determine how to gracefully handle input and to a lesser extent collisions. Some people say with ECSs, everything ...
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2answers
123 views

Asking the user to place the joystick in the center while calibrating

I would like to know why exactly calibration programs (usually?) ask the user to place the joystick in middle, that is: Why isn't moving the handle in a complete circle (usually?) enough to calibrate ...
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1answer
630 views

AndEngine- OnAreaTouched

In my AndEngine-based game there are a few sprites on the scene. One sprite acts as a surface and the rest of them are placed on top of this surface. I want to take unique actions whenever any of the ...
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1answer
305 views

LWJGL Wait for key press in a single method

Currently I am implementing the possibility in my game to change the keyboard configuration. Therefor, I have a menu in which is a button for each action the player can do. If the player clicks on one ...
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1answer
1k views

Input events slow on unity Update function

I have this running on the Update() on Unity. I am trying to create a page swipe feature on my game, but the problem is there is a half second delay when printing "dragging" to "end drag" when I ...
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1answer
4k views

Registering InputListener in libGDX

I'm just getting started with libGDX and have run into a snag registering an InputListener for a button. I've gone through many examples and this code appears correct to me but the associated callback ...
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1answer
328 views

Design question: How to handle input more efficiently?

I'm designing a system to handle the keyboard input for my game. To get it more simple, I have a class that has two methods, KeyUp and KeyDown which tell me which key has been pressed, this is already ...
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1answer
187 views

Getting mousemovement despite mouselock - unity

I have lockcursor so the cursor doesn't leave the screen, but now i have to rotate an object based on mouse movement (think garrys mod item rotation) but the mouse cursor is obviusly locked to the ...
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2answers
292 views

How do you capture keyboard and mouse input for an HTML5 game?

Is there an accepted method for capturing player input in HTML5 games? I have seen several methods, and the browsers seem to be in varying states of implementation; On MDN they tell you not to use ...
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2answers
379 views

What is an acceptable input delay?

It is common knowledge that if the framerate of a game is over 25-30 fps, we humans perceive it as running smoothly (more is better but if it is above that it at least doesn't lag). Is there any ...
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2answers
4k views

Input management techniques in large games

Is there a standard technique for managing input in large games. Currently, in my project, all input handling is done in the game loop, like so: while(SDL_PollEvent(&event)){ ...
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3answers
220 views

How can we validate subjective inputs from a client?

Let's propose for a minute where we have a game using something like the Virtuix Omni. You track feet movement. You track the speed at which they run. Now, let's suppose we want to translate this into ...
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192 views

Gravity and collision detection interfering with player movement

I am attempting to implement collision detection for a 2d sidescroller game and I'm having trouble keeping gravity from interfering with player movement. Every frame I get and handle input, creating ...
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2answers
1k views

Entity system game design and input handler

I have started create a lightweight game engine with Ogre and C++. I have a abstract component class and an abstract entity class. #ifndef ENTITY_HPP_ #define ENTITY_HPP_ #include <string> ...
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2answers
2k views

LWJGL multiple keyboard/mouse input checks

As in many game libraries such as LWJGL, you can check mouse/keyboard events with Mouse.isButtonDown or Keyboard.IsKeyDown. I want to check for button/key presses, not if it's currently pressed down ...
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2answers
316 views

Manage user input and diffentiate it between the player and the app

I hope the title makes sense. Basically, I am trying to figure out how the app will know I the input I am sending it is meant for the app and not the player, and vice-versa. (It is very similar to ...
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1answer
251 views

Handling actions in component based multiplayer game

Please stay with me as I explain my question. I'm creating a multiplayer game. My design pattern follows broadly thoughts described in the post here. The idea is that each actor whether be it a ...
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1answer
1k views

How can I support PS3 controllers in my Java game?

Is there a lightweight open source library that would allow me to get PS3 controller input and use it in a program (for OS X and Windows) that I am writing in Java? The alternatives I were looking at ...
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4answers
376 views

Networking gampeplay - Sending controller inputs vs. sending game actions

I'm reading about techniques for implementing game networking. Some of the resources i've read state that it is a common practice (at least for some games) to send the actual controller input across ...
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1answer
667 views

Input events not working simultaneously on android devices in libgdx

I am making a simple platform game in Libgdx... in which I have made the player to move left, move right and jump. The code works fine on Desktop but on Android devices, Jump is not fired when the ...
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1answer
103 views

Input rendering

Suppose I have a simple game model (designed with MVC pattern): There is a World, there is a WorldRenderer and there is a GameController. Now, World is a model of the world, i.e. game state. ...
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1answer
1k views

libgdx keyboard input

I'm trying to figure it out how to check if keyboard key was released. I tried messing around with InputMultiplexer, InputProcessor, etc. Nothing helped. Not enough documentation from lib developers ...
5
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1answer
3k views

How do I read input from multiple keyboards/mice on one computer?

I want to be able to read inputs from multiple keyboards and still differentiate them. It's for split-screen. I know it's possible, because Serious Sam 3 allows it. Edit : Well a whole lot of my ...
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2answers
228 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 ...
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1answer
78 views

Which key bindings to use for switchable primary and secondary attacks?

I am making a game in which the player can have a primary and secondary weapon (like an ability). These are my current planned key bindings: Action | Effect ----------------- Click | Shoot primary ...
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0answers
266 views

Why is my XInput gamepad press stamp not working?

I'm trying to add basic gamepad input to my c++ DirectX game but i'm having some trouble creating a press stamp (registers the press only the first time it's pressed if button held down). The entire ...
3
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1answer
226 views

How do I determine a device's default orientation?

I am developing a game with accelerometer controls. This works well on all the mobile phones I've tested it on. However, when testing on a tablet, the y and x axes are reversed, presumably because the ...
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5answers
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RPG movement holding down button

I've been writing a simple top down mini RPG in python. My problem is that when I move the player I have to repeatedly tap the arrow key. Each time I tap the key the player moves 5 PX in the ...
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1answer
313 views

How to prevent the player from clicking too fast [closed]

I'm having trouble with some bullets in my game, the M1911, which is supposed to be semi-auto is only capable of shooting one projectile per mouse click (trying to learn how to do multiple ones at ...
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1answer
245 views

Client send rate for network games

As I understand for a client server model, it's common practise to send input to the server and then the server applies the input to update the state of the game. The server then sends updates to ...