Game worlds are viewed from a camera, which is the viewpoint from which the game world is observed from.

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Pygame Scrolling Camera bug

I asked a question the other day about how to implement a scrolling camera. I got a great answer which helped me achieve that... but in doing so I have lost basically all collision detection. ...
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73 views

Unity forward render path creating pixel lines between meshes

I have a bit of a problem where my meshes are either unsmooth because I'm using deferred rendering path or they are smooth using forward rendering path but it creates this weird pixel line between the ...
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1answer
54 views

Camera (pole cam) implementation problem

In my project I have simple scene graph to render whole scene and Bullet physics SDK to provide physics simulation. Each rendered object is represented as scene node. Camera always has target and ...
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12 views

Feeding accelerometer data to vjoy

I am getting roll, pitch, yaw data from my accelerometer data. How do I map it to vJoy's appropriate axes given as X, Y, Z, Rx, Ry, Rz and Slider1, Slider2? Do I have to reverse engineer into ...
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66 views

LibGDX with Parallax Camera, unable to accurately select objects

So, basically I borrowed the ParallaxCamera test that LibGDX provides and got the camera set up rather nicely. However, I noticed that when I specify a speed other than 1, my game objects shifted ...
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1answer
147 views

Monogame / XNA - Multple 2D Cameras (Rectangle) on screen

I recently started building a simple 2D roguelike game using Monogame 3.4. I was keen on building the game "engine" myself as I saw it as a fun learning curve. Monogame was pretty much the best option ...
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0answers
123 views

WebCamTexture.width and height returning 16,16 unless reinitialized

I am trying to store a picture from a camera with WebCamTexture. The function Savepicture(string path) uses a Texture2D to set pixels retrieved from the WebCamTexture class field, I end up getting a ...
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0answers
67 views

OpenGL Diffuse Lighting Issue

I seem to have a problem in my OpenGL scene where if I (the camera) am looking at an plane it's brightness changes depending on what angle I am to the plane. It seems as though the camera is a source ...
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36 views

Rotate the camera on a given angle

Good day! I apologize in advance for my bad english. The task is as follows: "On the stage there is a camera and a gun with rays when a ray gun out of sight of the camera (vertical) is required to ...
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208 views

Problems with First Person Camera in C++ OpenGL

I'm building a first person camera for my application but I'm having a couple of problems relating to moving the camera. In general, I have 2 vectors, one for the camera's position and one for the ...
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1answer
112 views

how to stop camera at the end of world map when zoomed in

Im building a tile-based game, and Im trying to implement zooming in on the center of the screen. My problem is, when I get to the edge of the map and im zoomed in, Im noticing that my camera doesn't ...
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1answer
118 views

Relationship between Camera's view size, screen resolution and objects scale

I've had this question since a long time ago and wanted to know the relationship between how an object is viewed through the camera depending on the resolution of the device, the camera's view size ...
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154 views

Unity 2D Game: Camera following target and looping stage

I'm with a problem and I need some help, because I'm on early learning of gaming and Unity, and i want to learn doing it, so, i need all the help, you developers know how each little help, helps a ...
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68 views

Camera is in the wrong position with assimp

I have created a model in 3ds max (exported as fbx) with two meshes and a camera in Assimp. After importing the scene and making the transforms to get everything in the world view I have managed to ...
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0answers
44 views

Cameras overhead

I'm planning on using several cameras on Unity with different size to create a parallax background. I'm concerned that addidng maybe 3-5 cameras just to render the parallax background is an overkill. ...
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0answers
57 views

Particle system ONGui()

I have some scripts which uses OnGUI() method and they are attached to my GameMenu object. I need to play a particle system on the scene while the GUI scripts are active. When I do that I cant see the ...
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1answer
155 views

The camera in a 2D tile based side scroller is moving slower than the player [closed]

In my 2D tile based side scroller, I want a camera that scrolls in the x direction, but not in the y direction. The world is separated into three zones; one on the left and one on the right where the ...
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0answers
23 views

How to get camera to follow player, but stop when reaching end of screen? [duplicate]

I'm making a 2D game in Unity and I'm having issues with the camera. I need the camera to stay within the boundaries of the level (the background sprite), but then follow the player around the level. ...
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199 views

Images not scaling properly in LibGDX when using “batch.setProjectionMatrix(camera.combined);”

I am trying to put Assets into my game but when i put in the line of code "batch.setProjectionMatrix(camera.combined);", which from my knowledge scales the Asset to the size of the window it appears ...
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123 views

Motion Blur (as per GPU gems article) only considers camera rotation, not translation

I am following this article and have implemented it exactly as described: http://http.developer.nvidia.com/GPUGems3/gpugems3_ch27.html The problem is that things are only blurred when the camera is ...
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1answer
48 views

First Person Camera Target

I have a camera at position P, and a normalized direction vector D (where the camera is facing). I want the target of the camera to be 5 units forward from the position. Here's my attempt: F = (0, 0, ...
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1answer
236 views

Fixed background on a SurfaceView

I'm currently working on a top-down twin-stick shooter for Android. I've got my player moving around and shooting, but I'm looking to add a large Bitmap background which is larger than the device ...
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1answer
354 views

libgdx - Box2d debug draw not correct

I have a problem where the bodies in my debug draw does not draw correctly, take a look: As you can see, there is some space between the dynamic body and the ground. I have checked the contact ...
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1answer
117 views

Rotate camera keeping player not in the middle

Here I have a 2D top down game. Currently the camera is set on the player position. The player constantly points to mouse position. I want to modify this setup having the camera to be set slightly ...
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0answers
480 views

OpenGL - Arcball camera rotation

I'm implementing arcball camera rotation, whereby a camera is looking at a coordinate and rotates around it in the x-axis or the y-axis such that the camera is circulating around it; the y-axis will ...
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1k views

Implement Camera (former: CCCamera) v2 in cocos2d-x v3.3

we want to port camera code from cocos2d-x version 2 to version 3.3 with the goal to imitate the behaviour of a CCCamera in cocos2d-x version 2 exactly. You can assume that values for "eye" and "up" ...
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1answer
292 views

How to move 2D camera in OpenGL

I am new in OpenGL, I am making a game in 2D and I want the camera to follow the character. I started with gluLookAt() but I read that I could just move the matrix with glTranslatef() and It should ...
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1answer
62 views

Camera stops moving forwards near World-Center

So basically this is a problem I've been having since forever. I implemented a Camera System, it works fine but somewhere around the center (0, 0, 0) of the world it doesn't work. Actually it works, ...
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219 views

Orthographic camera and z-axis in 3D isometric view game

I'm working on a game in Away3d. I'm using an orthographic camera and I'm attempting to simulate an isometric view (the camera has a 37° angle and the y-axis is up/down, x-axis is left/right, and ...
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1answer
809 views

Camera Touch Zoom and Pan with world - 2D

I am doing my first unity2d game and im in need of a little optimization for my camera. I have a camera which could pan and zoom with the speed i have defined. The problem with that is the speed i ...
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1answer
142 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 ...
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0answers
90 views

Camera rotation issue Libgdx

I have a OrthographicCamera and I want to rotate 90° it, but when I rotate it seems to be shifted more to the right. Before rotation: http://postimg.org/image/tc9jpq9zr/ After ...
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1answer
77 views

Problem with sprite direction and rotation

I have a sprite called Tool that moves with a speed represented as a float and in a direction represented as a Vector2. When I click the mouse on the screen the sprite change its direction and starts ...
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0answers
41 views

changing camera's reference point position by a keyboard event

I would like to change the camera's reference point position using gluLookAt. I would like that it changes when I press for exemle 'a'. I tried with: void VueOpenGL::Paint(wxPaintEvent&){ ...
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1answer
151 views

Rotating a view of a chunked 2d tilemap

I'm working on a top-down (oblique) tile-based engine. I would like for the tiles to have a definable height in the world, with Characters being occluded by them, etc. This has led to a desire to be ...
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0answers
170 views

MonoGame - Fuzzy Pixels When Drawing (2D)

I apologize if this has been answered somewhere; I spent quite awhile searching but couldn't find an answer. I have any issue with my 2D sprites being drawn to the screen - either the non-moving or ...
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1answer
406 views

Implementing Camera Zoom in a 2D Engine

I'm currently trying to implement camera scaling/zoom in my 2D Engine. Normally I calculate the Sprite's drawing size and position similar to this pseudo code: render() { var x = sprite.x; ...
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0answers
227 views

How do I find the camera direction vector for 3D sound purposes? (C++, DirectX)

Question I'm trying to make a sound class for playing 3D sound effects with DirectSound and DirectX, without using DirectSound's 3D libraries. The plan is to have every game object constantly play ...
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2answers
184 views

Player's camera, how to obtain smooth movement

In a 2D platformer, I have a player that can move both horizontally and vertically. I also have a camera that moves in relation to player. In every update I do this: public void RepositionCamera() ...
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0answers
144 views

Shifting the camera and setting a new scene when using Box2D

My jsFiddle: // START -- MOVE CAMERA var p = new b2Vec2(); p = (ball.body.GetWorldCenter().x) * physics.scale; pos.push(p); var length = pos.length; var s = (pos[length - 1] - pos[length - 2]); //in ...
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1answer
73 views

How to realize a camera that is following the player [duplicate]

I want to create a simple space game, like Asteroids. Unlike Asteroids, the map is supposed to be larger than what the player can see: The grey part is what the player can see in the game window, to ...
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1answer
1k views

How do I move the camera in 2D LWJGL openGL?

I am making a top-down rpg game with the LWJGL but I can't figure out how to make the camera follow the player. I've tryed using GLU.gluLookAt() but it seems to be designed for 3D and when I try it ...
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285 views

LWJGL Translation Problems with Matrix4f Class

I've just implemented a simple 3D Camera into my current game program using matrices and shaders. (I've basically just implemented the simple camera found here: ...
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1answer
960 views

LWJGL Camera Rotation Issues

I am quite new to LWJGL and OpenGL and I am trying to create an FPS camera. I had no problem with 2D stuff, so I decided to step things up and try and make some things in 3D. I have this 3D camera ...
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0answers
38 views

Matrix transforms with SpriteBatch overloading - how do you rotate/zoom around a point? [duplicate]

I have a transform matrix which works as intended for game objects I want to be completely controlled by my camera: _transform = Matrix.Identity * Matrix.CreateTranslation(-_position.X, ...
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1answer
164 views

How can I get my Android camera system working more like Google Earth's? [duplicate]

I'm implementing a touch screen interface whereby the user dragging their finger on the screen will rotate the camera in a sphere around the central point. My code works well for the horizontal swipe ...
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0answers
69 views

camera panning problems with “modelviewer” camera

I have a camera that rotates around a center point using a rotation matrix and radius for the zoom from the object. I need to add right mouse button panning in. Here is the problem: when I change ...
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1answer
188 views

Adding Functionality to a basic Java 2D Camera

Creating a little LoZ inspired game in Java here just to get into the feeling of things (learning CS at my school but the only teacher who's willing to help is travelling for 6-months, so I'm teaching ...
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1answer
776 views

switching from third person view to first person view

I have done a scene in opengl where I'm using a third person camera (that I can control with the mouse). Then, inside it, it has the camera of the first view (that I called thirdpersonCamera, see the ...
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1answer
98 views

XNA Rendering vertices that only appear within the cameras view

I'm making a game in XNA and I recall hearing that professionally made games use a technique to only render the polygons that appear within the cameras projection. I've been trying to find something ...