Game Development

Questions tagged [scene-graph]

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a data structure that arranges the elements of a scene into a logical representation

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Scene2d Stage Actor setup issues

I am creating a game using libgdx. In the same each level has a class. I have stage as a member variable of the class. To this stage, I add actors. Inside the levels class, I have attaced the input ...
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451 views

How to create a forest game scene in unity3d?

I am pretty new to game development. I have started using unity3d. I have created simple games for which I have used plane (3d gameObject). Now, I want to move a step forward I want to create a ...
2
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257 views

server/client architecture, how to combine physics data, scene graph and database over the network?

I'm writting a C++ server and a C++ client for a rpg game. The client is using OpenSceneGraph for rendering the 3D. RakNet is used for communication between the client and server. At this time, the ...
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SceneNode transform and Eye and Center position

I am learning some inner workings of game engine development and have come across this confusion. To explain what I am trying to do, I want to start with an example: Let's say that I have an object (...
1
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0answers
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webgl draw call batching and optimizations

I'm working mostly with three.js and webgl, i have some experience with unity. I don't consider three.js a game engine, more of a "rendering library" - something that takes care of the GL ...
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0answers
286 views

OpenSceneGraph, multiple instances of a model

Im working on my first project using OpenSceneGraph. The project is a model flight simulator for one of my university courses, I want to be able to load airplanes (consisting of multiple models) and ...
1
vote
1answer
880 views

Scene Graph: Does anybody have a real world example?

I'm trying to wrap my head around how scene graphs work, and how to apply that to my game, in the context of all my game objects, including assets, cameras, units, shaders, etc. All I can find are ...
0
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1answer
77 views

Scene graph or just plain container?

I'm trying to understand if it makes sense to call what I have a scene graph or not. Im doing an asteroid-like game, where all objects in the game are described in world space coordinates (an ...
0
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1answer
62 views

Inverse transformation matrix for checking whether a point is inside a rect

I'm trying to determine which nodes in my scene graph contain a given point in global coordinate space, using the inverse of the node's global transformation matrices. Here's a simplified version of ...
0
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1answer
87 views

Camera rotation is weird when it's a child of another object

I implemented scene graph hierarchy into my 3D game engine, and there seems to be a problem with the camera's rotation when it is a child of another object. It only happens with the camera, not any ...