The physical location of an entity inside the game space, be it visible or invisible, absolute or relative.

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0
votes
1answer
39 views

How to use multiplication operation in game render delta time?

We are using delta time in short like this: private static final float SPEED = 200f; // Moving pixels in one second @Override public void render(float delta) { myObject.vx += SPEED * delta; ...
0
votes
0answers
28 views

UNITY IEnumerator Function

So I am currently using the IEnumerator function to pause a for loop, the for loop that contains a ball that should move to another game object. Currently from my print statements seems like the ball ...
0
votes
1answer
27 views

Unity Issue with Vector3 and Transform

So I am currently running into this error Cannot implicitly convert type 'UnityEngine.Vector3" to 'Unity.Engine.Transfomr' I am not to sure on how to fix this issue because I am very confused on ...
0
votes
2answers
69 views

Help on transition from one position to another

I'm pretty sure I'm over thinking stuff, but I can't seem to figure this out. I want to move the object from one location to another. Here's what I got. I searched this up earlier here, and I found ...
2
votes
1answer
60 views

How do I render an object's position trail of a constant length?

I want to show a trail of the last points that the object has been in, but I want that trail to always be a certain length, regardless of the object's speed. How can I do that? At the moment, I ...
0
votes
1answer
68 views

How to send object transform position coordinates over UDP from Unity 3D

I'm using Unity 3D for the first time (university project) and need some help. I'm trying to send the x, y and z coordinates of an in-game object over UDP (I'm also very new to scripting), below is a ...
0
votes
1answer
34 views

Moving a Sprite using Mouse in SFML (setOrigin logic needed)

I trying to make a card game using SFML. I want to move the card relative to the position the player selects on the card. I managed to check if the card is pressed. However, when I click and drag, the ...
1
vote
0answers
41 views

parented/constrained object transform lags when moving character in unity3D

Hi I have a simple raycast-base gun that emits particles along it's path to fake bullets. Whenever I move the camera/character- the particles are misaligned, as well as anything else I try to modify ...
0
votes
0answers
23 views

why the camera didn't capture gui position properly?

I make an GUI.DrawTexture and it's draggable, i want to make my GUI detect 3d object when i drag it to its position. The method works properly with guiTexture, but when i used it for GUI.drawable the ...
0
votes
1answer
22 views

Out of screen position to inner screen position

I don't know how I could solve this. I'm trying to accomplish this: So if a object is out of my screen I would like to calculate the position it would be inside of the screen. Searched already but ...
2
votes
1answer
195 views

How to put the game object to the upper left corner of the screen in Unity and make it visible entirely on all screens of mobile devices

I have game object which displays health indicator in my 2d video game in Unity. This gameobject contains a lot of sprites and i put it into left/top corner of the screen. In my game editor it is ...
-2
votes
3answers
40 views

Sprite not drawing at correct position

I have a texture with 20x20 pixels. Consider this piece of code: public override void Draw(GameTime gameTime) { spriteBatch.Draw(texture,Position * 20,null, Color.White, 0f, new ...
1
vote
1answer
37 views

Positioning of AABB / Rectangles

I am wondering what is the best way to position rectangles, the ways I have thought of are: Have an x and y at upper left, then have a width and height Have an x and y at upper left, and an x and y ...
1
vote
3answers
176 views

2D HLSL World position

I'm trying to get world position from my vertex shader to my pixel shader so that I can disable the shader once a preset X coordinate has been passed (no shading once I'm over X). Getting the screen ...
0
votes
2answers
245 views

Can the GUI be used to create game objects?

I want to be able to position 10 various game objects (sprites) within the area of the screen which will be dynamically sized accordingly to the screen size of the device. The area in which I want to ...
0
votes
0answers
28 views

Resize gameObject when it has extended a restricted area

So here i have an image will provide a better understanding of my problem. So currently i have some white blocks and within the white blocks i have some cyan bordered boxes. So the current problem i ...
-2
votes
1answer
132 views

How do I choose where to position a mini-map in the HUD? [closed]

In a game with a minimap, what factors should be considered when choosing where to put the minimap on the screen HUD? What choices are typically made when wanting to emphasize a particular factor?
2
votes
3answers
152 views

Formula for Planetary Alignment

I am attempting to create a game where there is a universe of two 16-bit addresses ranging from -32768, -32768 to 32767,32767, or in hexadecimal, each value can run from $8000 to $FFFF then 0 to ...
3
votes
2answers
114 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. ...
0
votes
1answer
118 views

Move camera from wherever camera is to pinned point

So, I need to switch/ move/ animate camera from point X (not point A,as I don't know where the camera is at that momemnt) to point B (place where you want your camera to move). This is for ...
-3
votes
1answer
54 views

How can I perfectly center an image in a window using Slick2d?

Dividing the window's width by two to position it in the middle of the x-axis did not work. What else can I do?
1
vote
2answers
118 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
1answer
146 views

How do I get a SphereCollider's global origin in Unity?

I've been following this tutorial: Understanding Steering Behaviors: Collision Avoidance but I'm having trouble implementing one of the functions correctly in Unity, here's the code: private ...
-1
votes
1answer
60 views

If object is bellow another object… do something [closed]

I have 2 objects in scene. When pillar is bellow target, pillar object needs to animate. I get this error: "NullReferenceException: Object reference not set to an instance of an object". var pillar : ...
0
votes
2answers
128 views

which quarter of a triangle the point is in

I've got a world made out of squares. The square are devided in four triangles like this: The corners have their heights stored in a 2D array and the center height is the average of the corners. To ...
0
votes
1answer
77 views

3d rotation of a Gunner unit to shoot the target

I'm developing a scenario to shoot incoming targets by a specific gunner unit, however I'm confused to actual logic of shooting an object with a gun. I'm working in 3D environment. I'v target's ...
2
votes
1answer
2k views

How to match user click and the sprite object position in libGDX framework

I am using libGDX Java framework for developing a practice game in Eclipse. My game is in landscape mode and I am using sprite image for game assets. Actually I am trying to follow the Kilobolt ...
0
votes
1answer
138 views

Relative Position/Rotation calculation

I have 2 objects each with a 3x3 Matrix (Orientation) and a Vector3 (Translation). Both are relative to world coordinates. How do I calculate the position and orientation of object B in relation to ...
0
votes
1answer
981 views

OpenGL Reconstructing Position from Depth

I know this has been asked a lot of time before but none of those answers fixed my problem. I try to implement deferred shading and to do so I need to reconstruct the world space position from the ...
0
votes
3answers
559 views

Why is my texture drawn in a different place when in fullscreen?

I'm trying to draw a texture (with a crescent moon) in the middle of the y-axis: public void draw(SpriteBatch batch) { batch.draw(lune, 0, Gdx.graphics.getHeight() / 2); } It renders this when ...
0
votes
1answer
216 views

Ground contact point for animated character sprites in an isometric game?

I'm working on an isometric game. I have the 3D pre-rendered sprites for directions per state (walking/running, etc.) per frame. Now I need to know where a particular character stands on the ground to ...
0
votes
2answers
133 views

very simple math destination and speed calculation

My player goes to (destinationX, destinationY) His position is: (x,y) and the player has an update event function update() { this.x = this.x + dx; this.y = this.y + dy; } what is the formula ...
0
votes
2answers
80 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 ...
1
vote
1answer
389 views

Java: See if Mouse is hovering/clicking Sprite

The game I am developing is in which you defend the Cell from the Viruses, and I need the sprites to have a MouseListener for when the mouse clicks on that sprite, it will get destroyed, and I cannot ...
1
vote
1answer
77 views

An approach for storing points in space

I am going to work on my next game project, however there are some issues I want to correct since my last one. Here is one of them: This is a problem I think I can already solve, but I'd like to hear ...
3
votes
1answer
453 views

Java: AI to make a mob face the player working half-way correctly

While creating some basic AI for my "ghost" mob that is just up for testing at the moment, I thought of allowing it to face the player, depending on the player location. I get it to work correctly, ...
0
votes
1answer
2k views

How to position two objects relative to each other

I am trying to make a modular vehicle editor similar to Kerbal Space Program. The user selects an initial vehicle part which is spawned in the center of the "work area". To add another part to the ...
0
votes
2answers
2k views

How to set the object's world position in bullet?

In my Ogre3d application I am first changing the parent of a node like this: // save object "Cube" into node*; then ... Vector3 absPos(node->_getDerivedPosition()); Quaternion ...
3
votes
3answers
633 views

MMOFPS Choosing protocol for high-traffic network (UDP or TCP)? [closed]

my question about the player position sender protocol. In this article, he says "Never use TCP for networking a multiplayer game". Ok but UDP datas are not ordered. In this case, if somebody walking, ...
1
vote
2answers
86 views

Mapping of positions on images in different frames

I am looking for a possibility to map different positions on a 2D Image which has different frames. Let's say I have an image, consisting of three frames, which shows a spaceship. The first frame ...
-1
votes
2answers
1k views

Android bitmap placing

I've recently added an explosion in my game, for when enemies get killed, and it works fine and all, but the explosion wont "spawn" on the enemies x and y. The problem is that I'm not drawing the ...
0
votes
1answer
1k views

Ligdx Box2d : convert box2d coordinates into screen coordinates

I'm new in libgdx and i have a little problem. I created a body in box2d and i want to assign it a sprite; for that i need to get the position of the body,then insert into the main loop the updated ...
4
votes
3answers
4k views

Smooth Sprite Movement - Don't Add Velocity to Position?

I am trying to figure out if there is a way to move a sprite smoothly on the screen at different speeds without stuttering, but keeping the effect that it's moving smoothly; especially at faster ...
-1
votes
1answer
87 views

differences in UDK map on different installs

My goal is to create a simple groundplane in UDK (11/2012 version, fresh install) that the user will be able to run around on. My requirements are therefore very basic and I tried to whip something up ...
1
vote
2answers
513 views

Moving an object around the the circle to the specific location in circumference

Well I have run out of ideas how to approach this particular problem.See the picture below: So the idea is that the object (dot in black) has to get to a point mark X (red X mark).However the ...
0
votes
1answer
182 views

How to calculate the position of an attached model after rotation?

I'm programming a basic game on XNA. I started to place an object (eg weapon) attached to the right arm of my player. When I move my character forward behind left or right all right. But when I ...
1
vote
4answers
167 views

Logic that can traverse all possible layouts, but not checking every combination of identical pieces?

Suppose we have a grid of arbitrary size, which is filled by blocks of various widths and heights. There are many 2x2 blocks (meaning they take a total of 4 cells in the grid) and many 3x3 blocks, as ...
3
votes
1answer
164 views

How to make an object stay relative to another object

In the following example there is a guy and a boat. They have both a position, orientation and velocity. The guy is standing on the shore and would like to board. He changes his position so he is ...
0
votes
2answers
634 views

Shuffle tiles position in the beginning of the game XNA Csharp

I'm trying to create a puzzle game where you move tiles to certain positions to make a whole image. I need help with randomizing the tiles start position so that they don't create the whole image at ...
5
votes
2answers
527 views

Get position of tile in tileset

How can I get the position of tile 14 (or any other) when only knowing the following: Tile ID: 14 Rows: 4 Columns: 7 The end result should be 2x4.