The planet tag has no wiki summary.
1
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2answers
109 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 ...
1
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1answer
38 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
197 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 ...
2
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2answers
256 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 ...
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0answers
27 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 ...
2
votes
2answers
263 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 ...
11
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1answer
1k 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
votes
1answer
229 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
votes
1answer
821 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
1k 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
votes
2answers
346 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
vote
0answers
504 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
vote
1answer
773 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
votes
1answer
575 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 ...
