Questions tagged [planet]
The planet tag has no summary.
43 questions
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How to live on sphere?
What I want to achieve
I want to generate sphere planet world, seamless of course, for RTS game like Planetary Annihilation: TITANS, which means I want:
place walking agents on sphere, move them on a ...
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1
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270
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Quadtree UV mapping texture
I need help coming up with dynamic uv values (general formula) so that my texture looks continuous through all levels of my quadtree. level 0-1 works perfectly, level 1 subdivision looks great. but ...
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2
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220
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Understanding use of "localUp" in planet mesh generation code
I'm following a tutorial on YouTube about procedural generation of planets. I'm puzzled in some aspects of the code shown. If any of you could explain the following points, I would be very pleased.
...
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Right Axis warps on 3D planet's equator
I am using JavaScript and WebGL for a game which rotates a spaceship around a 3D planet. Below is the code for rotating a sphere spaceship and sphere planet. I looked over your camera code and now it ...
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Why addForce creating some small movement in my game object?
I'm working in a project with Unity 2d where player walks on a small planet. I try to use some code from youtube tutorial to apply gravity to my planet.This code consists of two parts, Attractable and ...
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How to have 3d multiple planet gravity in unity c#?
Im using unity and I want to make a game where you can walk around small planets and the further away you get, the weaker the gravity, so you can go to other planets. All the tutorials so far only ...
3
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1
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566
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Planet Surface Rendering: Precision issues [duplicate]
I have been experimenting with C++ and OpenGL, and I am currently writing a program that renders the surface of a planet; specifically, our moon. It's a modified version of the GPU Gems implementation ...
1
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1
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288
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Simulating and predicting Box2D trajectories orbiting a planet
Okay, I have the following situation:
I want to launch a GameObject into orbit of a planet and using the dynamic rigidbody everything is working as I want. I simulate gravity and as it hits the ...
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1
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Generation of a moon terrain
I am making a small game like Kerbal Space Program. What I do is when I am over a certain height, I render the planet or moon as a sphere. Each planet or moon will have a generation seed to generate ...
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0
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How would you go about applying curvature to the rendering of a flat surface?
I want to draw a 2D planet surface. I have a set of tiles, which by themselves are flat if you draw them. Now I want to apply something to the drawing process, which makes it look curved the more you ...
1
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1
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403
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seamless stereographic projection
i have been struggling with this problem on and off for a few years now - making a seamless stereographic projection texture mapping on a sphere where the two halves of the sphere use the projection ...
2
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1
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13k
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Unity3D Get object size in order to be used in Vector3 coordinates
I have a plane in Unity in 3D project, and I want to get its boundaries so I can use them in random function for getting Vector3 ...
4
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199
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OpenGL Planet Generation - Simple Matrix Issue (Planet “Spins” With Mouse)
I originally asked this question on StackOverflow & was directed here by a commenter.
Im currently working on a OpenGL planet rendering. I'm using the Tessellation pipeline. So far things are ...
3
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3
answers
966
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How can I render something like the swirling clouds of Jupiter?
The effect should be as similar as possible to this, though it does not need to be at planetary scale.
I was thinking that it could be done offline via particles, perhaps by directing their motion ...
1
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2
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930
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Camera Aligned To Sphere Surface
I am writing a planet renderer and have come across a problem that is really limiting the usability of the program. When I am on the planet (anywhere but the north pole) I cannot rotate the camera to ...
4
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3
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4k
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Constructing a Planetoid Cube World?
This is sort of a multidisciplinary question, so I'm asking it here rather than on one of the other Stack Exchange sites.
I've been toying with the idea of making a game that's a mix between ...
1
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0
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45
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XNA - Wrap heightmap around sphere [duplicate]
I have an idea for a small game which would generate random 3D planets.
I already have found a way to create a random heightmap in XNA (http://adminspot.net/topic/487-cxnamath-fast-procedural-...
26
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1
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14k
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Which is the best LOD method for planet rendering?
I'm currently working on my thesis, it is an engine to render terrains of planetary size.
I'm still finishing my research and I have encountered a lot of stuff about this subject, the problem is that ...
16
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1
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12k
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Pathfinding on a uneven planetary surface
My question is what would be the best approach to pathfinding on an uneven planetary surface?
Background Information
I have created a planet from displacement mapping 6 sphere projected planes. The ...
7
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2
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2k
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Movement on a curved planet surface
I'm looking for a solution for moving a variety of objects over the uneven surface of my planet. The idea is that I will have a number of objects that follow the planetary landscape moving about in ...
4
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1
answer
2k
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Realistic planetary terrain generation with weights
I need terrain generation for a planet. The planet will be divided up into several hundred hexes, and I need it to be realistic and based on weights. I have dabbled in terrain generation before, but ...
10
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6
answers
7k
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3D Illusion of a 2D Planet Texture
Several years ago I overheard a technique that gives the user the illusion of a rotating planet by using a 2D texture. Given that the user isn't able to change its position or viewport.
What's the ...