frustum

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Android opengl problem with skewed frustum in the left/right directions

I am writing a simple gyro test app in which I want to be able different sides of a polygon by tilting the phone to different orientation. It is similar to the head-tracked rendering technique but I a[详细]

2023-04-04 23:19 分类：问答
Disable culling on an object

This question is actually for Unity3D, but it can also be a more general question, so therefore I\'m going to make this question as general possible.[详细]

2023-03-16 18:55 分类：问答
Problems with Bounding Box Frustum Culling

I am having trouble getting correct frustum culling to work. I got开发者_StackOverflow a great suggestion from someone about AABB point testing and it works great but I have gotten to the point where[详细]

2023-03-12 08:27 分类：问答
Bounding box frustum rendering - Distance rendering - OpenGL

I am rendering an old game format where I have a list of meshes that make up the are you are in. I have finally gotten the PVS (regions visible from another region) working and that cuts out a lot of[详细]

2023-03-11 05:22 分类：问答
View frustum visualization

Given a 3D 开发者_运维百科position of a camera, 3D target position of the camera (the point the camera points to), far plane distance from the camera, field of view and aspect ratio, how can I calcula[详细]

2023-02-19 17:48 分类：问答
Checking for bounding box intersections/collisions with a view frustum

I want to check a view frustum against the axis aligned bounding boxes of some objects, to check roughl开发者_StackOverflow社区y whether those objects are in the field of view or not. Speed is not a b[详细]

2023-02-18 09:39 分类：问答
setting up frustum in iphone

I have set up a frustum with fov=50, near=0.开发者_开发知识库1,far=1000,aspect ratio=3/2 yet it isn`t coming nice--my object appears to be compressed on far side.suggest something that might help. A s[详细]

2023-02-11 00:38 分类：问答
Frustum culling rectangles problem

I am trying to implement frustum culling in my OpenGL 2d game. The only kind of geometric objects in 开发者_运维知识库my game at this point are rectangles, so I thought this would be pretty easy, but[详细]

2023-02-07 11:39 分类：问答
How to set the viewing volume in OpenGL ES for an iPhone AR app?

I\'d like to add an OpenGL ES view as an overlay to my camera view. From this question and its anser I came to know the two field angles of the iPhone 4 rear camera.[详细]

2023-01-13 22:24 分类：问答
OpenGL-ES change angle of vision in frustum

Let\'s see if I can explain myself. When you set up the glFrustum view it will give the perspective effect. Near things near & big... far things far & small. Everything looks like it shrinks[详细]

2023-01-03 05:25 分类：问答