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0answers
18 views

How to separate player's planets (between each others) in a massive multiplayer game?

The game consists in commanding several planets; The universe is made of galaxies; You play in one galaxy at the time and when you level up you go into another galaxy; Each galaxy have around 10 ...
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1answer
214 views

How do I fix my planet-facing camera?

Summary I'm having trouble implementing a camera controller suitable for first person use around a planet. The camera needs to be oriented correctly according to gravity (vector from camera ...
3
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3answers
377 views

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 ...
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2answers
207 views

How can I compute the orbit of one body around another?

I'm attempting to have a planet (with a known mass and radius) orbit it's sun (also with a known mass and radius). It doesn't have to be 100% realistic, but it should be possible that the sun have ...
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1answer
59 views

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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1answer
481 views

Creating Seamless Perlin Noise Across Faces of Cube

I am writing a planet renderer and have stumbled into a problem that I cannot solve. I am generating heightmaps in a glsl pixel shader. These heightmaps are generated for every quad in the quadtree ...
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2answers
759 views

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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0answers
29 views

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 ...
3
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2answers
743 views

Rendering artifacts at a large scale

I'm a new to OpenGL or graphics in general. Trying to write a game with realistic scale. I had a perfectly fine rendering of earth at a small scale, but when I try to scale it up to 1:1 I get this ...
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1answer
3k views

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 ...
0
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1answer
490 views

Computing uv coordinates on a sphere approximated from an octahedron

Right now I'm texturing the octahedron with the formular from wikipedia(Finding UV on a sphere): UV Coordinates Wikipedia That unfortunately leads to heavy distortion right at the beginning, which of ...
11
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1answer
1k views

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. ...
21
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2answers
2k views

Atmospheric scattering sky from space artifacts

I am in the process of implementing atmospheric scattering of a planets from space. I have been using Sean O'Neil's shaders from http://http.developer.nvidia.com/GPUGems2/gpugems2_chapter16.html as a ...
7
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2answers
494 views

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 ...
1
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0answers
681 views

Unity3d Gravity script issues

I'm try this script out http://wiki.unity3d.com/index.php/Gravity and I'm having some issues with it (it seemed to work when I tried it with an old version of unity) the first issue is of ...
1
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1answer
976 views

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 ...
5
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1answer
709 views

How would I create Dynamic LOD with Quad Trees

I would like to be able to create something like the following http://www.youtube.com/watch?v=LxZhWrSmrOY&feature=player_embedded how would I create something like it? I understand I will have to ...