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Questions tagged [point-cloud]

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I've been trying to find the right workflow to solve my problem for over a month now. Any tip/insight would be greatly appreciated. Scenario: I create a voxel mesh in MagicaVoxel and then, instead of ...
Justin's user avatar
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I am trying to find occluded objects given a view point at x,y,z in the scene. For instance in the example below all the points constructing trees should be ...
fhm's user avatar
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2 answers
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I create a mesh in Unity3D based on a point cloud in this way: ...
Vaycheslav's user avatar
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1 answer
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I am designing a tool that can read an obj file with duplicate meshes in, and export the transformation, scaling and rotation of each duplicate relative to the original model. I can establish the ...
Figwig's user avatar
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I have several lists of interconnected points. They are ordered so I can connect them together. Using these interconnected points I'd like to find the different points and intersection points that ...
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I am trying to triangulate a set of points using a very simple approach where a base vertex is chosen, and then every other vertex is joined to its neighbouring vertex and then back to the base vertex,...
jjmcc's user avatar
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I am developing an opengl 4.0 app which is showing a point cloud. In the other hand, I have an array "pos" where I have some x,y,z positions: ...
Learning from masters's user avatar
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2 votes
2 answers
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I have reached some limits in my game experiments that seem to be solvable by working with content as 'point clouds'. My main concern now is how to convert the resulting point clouds into polygon ...
Henry Stone's user avatar
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2 answers
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Goal: Given a surface mesh (terrain), discard all points above a given elevation relative to the terrain. The terrain can change quite often due to tiling and LODs, so the point culling will need to ...
Nick McCowin's user avatar
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3 answers
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What is the least computationally complex way to find two points such that the distance between them is greater or equal to any other pair. Remember hearing something about how you could find such a ...
AturSams's user avatar
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I have an array of 3 dimensional point objects, I can manipulate the input into this array into any configuration I want, for example, it could be a vector of floating point numbers, a vector of ints, ...
hownowbrowncow's user avatar
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1 vote
2 answers
247 views

I have two point clouds of n points: A dense ball-shape point cloud with many points inside A spherical point cloud with points on its surface. Is there (really) any difference between rendering (...
Jolfaei's user avatar
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2 answers
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Is there any method more effective than quad-trees for storing and searching sets of points that are not spread uniformly on the plane? I need to be able to add, remove and search for points that are ...
AturSams's user avatar
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6 votes
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I have a 3D point cloud data set with different attributes that I visualize as points so far, and I want to have LOD based on distance from the set. I want to be able to have a generalized view from ...
ael's user avatar
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Point clouds can be obtained from a physical camera using phase shift algorithm. These may be 3-4 separate point clouds. My job is to combine those point clouds (register, filter) using signal ...
oner elmas's user avatar
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In my project I am working on automatically deforming an arbitrary mesh with respect to another arbitrary mesh, within the context of user generated content, similar to this deformer being developed ...
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4 votes
2 answers
10k views

Does anyone know an efficient algorithm to find the edge of a point cloud? Hopefully the picture in the link can illustrate what I mean. It's a plus if the algorithm can handle point clouds that are ...
Majd's user avatar
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2 votes
1 answer
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D3D10/D3D11 drops support for point primitives. I'm trying to render a set of points for quick and dirty debug, any suggestions/quick hacks for getting large size points to show up in D3D11?
bobobobo's user avatar
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7 votes
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I want to know how the algorithm works in this game: http://www.gametrailers.com/user-movie/cloud-the-game/45068 Especially how the game generates the real time cloud, and be able to merge with other ...
Leo's user avatar
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17 votes
6 answers
4k views

Many aspects of Unlimited Details Unlimited Detail Technology seems dubious to me, even the introductory paragraph (because of the usage of the word unlimited): Unlimited Detail is a new technology ...
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