The smallest box shape that fully encloses a 3D mesh. They are usually used for things like broad phase culling, a technique to do an initial an coarse check for which parts of a 3D scene to include for rendering or collision detection.

learn more… | top users | synonyms

0
votes
2answers
183 views

Volume that encompasses the whole scene?

I'm thinking that the straight-forward way would be to just iterate through the objects and just find the maximum and minimum coordinates on each axis, but this seems a little bit unoptimal. Is there ...
0
votes
1answer
140 views

How to retrieve a cube collision by faces

I work for a while on a minecraft game (voxel). I am front a problem for a long time about the collision detection. I want recover the cubes collision from my highlighted black's cube like on the ...
0
votes
1answer
955 views

Creating A Bounding Box around each item in a list XNA 4.0

I have asked a similar question before except i am more experienced and have more understanding of XNA. I have bullets that shoot whenever you press RightTrigger. I am having trouble though creating ...
0
votes
2answers
199 views

Why does this collision detection & resolution code only work for one side?

I am having a bit of trouble with my collision detection. It only works correctly for the right side, meaning, if I enter the tile from any other side, it brings me to the right side. Here is my code:...
0
votes
1answer
32 views

OpenGL 3.3+ bounding volume only partly drawn

I am currently trying to set up a little debug view as I am planning to implement occlusion queries later. For those, I have written code to determine the "extreme coordinates" of the VAO I want to ...
0
votes
1answer
138 views

How do I get realistic sliding contact between objects in a voxel grid?

I have a 3D grid of voxels in my game. Entities walk around with simple physics that represents them as an axis aligned bounding box with velocity, mass and acceleration. The way I'm doing collision ...
0
votes
1answer
89 views

XNA SoundEffect won't stop playing

For my HND I've got to re-create Frogger, and everything was going swell until I tried adding some collision detection and sound. Whenever my player intersects a vehicle, the sound file just starts ...
0
votes
1answer
132 views

Calculate an approximate distance between two rigid bodies or OOB

Is there any easy way to get an approximate distance between two OOB? I searched around and people talk about GJK algorithm, however I don't see it returning the distance between two convex objects ...
0
votes
2answers
118 views

How to get all points within a box?

What is the fastest way to get all of the points within a bounding box? If I had an ArrayList<Point>, and they weren't mapped to coordinates, would I have to loop through every point to see if ...
0
votes
1answer
411 views

Bounding Box in Monogame for mouse picking - Ray perspective

My mouse ray is screwing up precision. I don't really know how to fix it, maybe you guys can help. problem : (5.6mg gif) https://www.dropbox.com/s/v0z67afso88hsd1/perspective_ray.gif how i create ...
0
votes
1answer
153 views

How to place an object so that it does not overlap the objects in my scene?

In my game, the user has to click at a point to place an object (mesh). I can cast a ray and find the horizontal point where the object can be translated and then attached to rootNode to display it. ...
0
votes
1answer
413 views

Bounding Boxes and XNA

So heres some straight up code for you: BoundingBox b = new BoundingBox( Vector3.Up + Vector3.Right + Vector3.Forward, Vector3.Down + Vector3.Backward + Vector3.Left); BoundingBox bb = new ...
0
votes
0answers
20 views

How do I figure out the view space coordinates for the screen extents?

I am trying to implement clustered shading which requires bounding boxes for each view sample. In short, I'm interested in creating a single bounding box that would cover all screen space. Here is my ...
0
votes
1answer
27 views

XNA/MonoGame Collisions between two boxes don't work as expected

I have the following problem: I have two GameObjects (one is static, the other is the player). Both of them have one BoundingBox that surrounds them, and a List that contains more BoundingBoxes for a ...
0
votes
0answers
27 views

OBB Collision Intersection Problem

I'm trying to create OBB's around objects and then collide them using DirectX 11 and C++. It all works fine until I rotate one (or more) of the boxes and then the collision detection returns true too ...
0
votes
0answers
64 views

Bounding Box for 3dModel

I've tried using the code from this post How do i create bounding boxes with XNA 4.0? to create a bounding box for a 3d model, but my bounding box is way smaller than my model. My model isn't scaled ...
0
votes
2answers
153 views

Stuttering Character When Colliding With Wall XNA 4.0 Help!

I'm trying to make a platformer game without tiles. I've made a collision handler to handle collision between Player and Stage(platform)and a collision checker, here's the code: public void ...
0
votes
0answers
57 views

Organization of world/eye/clip bounding volumes for ray picking

I currently have objects defined in world coordinates and also other "overlay" type objects defined in eye or clip space. I want to be able to select objects (ray picking) from both the overlay or ...
0
votes
0answers
36 views

Bounding box should rotate - Skews instead [duplicate]

I have a method to rotate a sprite's bounding box around the center of the sprite (the sprite rotates and I need the bounding box to rotate with it. The sprite is rectangular). Instead of being ...
0
votes
2answers
58 views

Unity3D/Blender: Bounding box rotated on import

For some reason my bounding box is always tilted when i import to unity. I've checked for loose geometry and everything but there's nothing.
0
votes
1answer
167 views

How to resolve OBB collision penetration?

I would think this is a common issue, but I couldn't find an answer that helped me. Help would be appreciated. In my game I have rectangular objects. They have rotating bounding box, aka not AABB but ...
-7
votes
2answers
71 views

How do i create a Xna 4.0 Creating BoundyBox [closed]

I understand what other people have done and when creating it myself it just seems to go wrong or the version is different so doesn't work in first place. Any easy code for this?