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1answer
135 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
26 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 ...
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2answers
169 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
618 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
147 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
610 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
969 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
289 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 ...
0
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0answers
376 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
736 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
531 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 ...