The process of determining whether an object should be rendered in a scene.

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Unity Frustum Culling Issue

I'm creating a game that utilizes off center projection. I've got my game set up in a CAVE being rendered in a cluster, over 8 PC's with 4 of these PC's being used for each eye (this creates a ...
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1answer
19 views

Determine whether an object is 'visible' at a given distance automatically?

I am creating an environment using procedural content. To optimise performance, I am batching small meshes ahead of time. For efficiency's sake, I don't want to batch objects that make only an ...
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82 views

A quick question about culling

So I have some vertices that I'm drawing with XNA and the issue I had ages ago was that they weren't appearing when the camera was placed above them. By turning on backface culling this fixed it, but ...
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104 views

Compute directional light frustum from view furstum points and light direction

I'm working on a friends engine project and my task is to construct a new frustum from the light direction that overlaps the view frustum and possible shadow casters. The project already has a ...
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0answers
9 views

CanDraw in large hierarchical scene with rotation

I've been assigned to write small simulation visualization, that contains thousands of cubes (I know you heard that before). Now I'm working on optimization of stuff that takes place there, but ...
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0answers
87 views

iSGL3D Occlusion Culling

I was testing a cool 3D Scene Graph Library called iSGL3D. Since I found some functions called alpha culling for displaying partly hidden objects (making the ones in front transparent). I was ...
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28 views

Implementing back face culling in object space

I'm implementing a few 3D tests on an old piece of hardware (Sega Saturn, circa 1994, uses quadrangles, not triangles) and everything excluding rasterizing is done on the CPU. I implemented front face ...
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119 views

OpenGL Occlusion Culling - flickering problems

I have implemented occlusion culling in my app and I think why the problem is happening but I am not sure how to solve it. My scene is divided in different chunks (voxels) and I am rendering each ...
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104 views

Frustum culling - error evaluating a point in the plane of the frustum

I am trying to implement the following code: http://www.lighthouse3d.com/tutorials/view-frustum-culling/geometric-approach-implementation/ I need to use frustum culling in my graphics engine. my ...
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183 views

Incorrect frustum culling with center/half-size AABB

I'm trying to implement an axis-aligned bounding box with center/half-size instead of min/max. And I have some problems when it comes to create a method to detect if the aabb is visible or not. I try ...