0
votes
0answers
32 views

Mouse RayCast quadTree in XNa

Hallo i have quadTree terain and every quadNode have BBox.I have made function to return center of hitted quadNode BBox. But it's returns my bad calculations..... I have pitchedYawRoll camera ,it's ...
0
votes
0answers
47 views

Trying to get an object to move back and forth on collision between two collidable objects

Im trying to get a box object to hit a collidable wall on the right and when it hits it move left and hit the left wall and switch back and so on and so forth. Im having trouble with this because ...
1
vote
0answers
51 views

Setting up 3d Collision for Primitive shapes

Im having some trouble understanding how to set up collision detection between my first person camera and my primitive shapes which are made using the vertex buffer. Do i give my camera a boundingBox ...
0
votes
1answer
76 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 ...
1
vote
0answers
78 views

How calculate a new node after cutting a node into an octree

I'm working on a small XNA game, voxel-based like minecraft. I've recently faced a problem in how to delete a node (cube) from an octree and re-calculate the new octree afterward. I have already ...
1
vote
1answer
268 views

Sprite collision with color?

Is this possible? To elaborate, I am making a PacMan offshoot. Essentially it is a "zoomed in" version of the game, but the board is randomly generated. I have 11 .png files each to be used as a ...
1
vote
1answer
106 views

Matrix transforms in XNA

So in my most recent 2D game I draw objects like so. _spriteBatch.Draw(_sprite, Center(), null, Color.White, _rotation, new Vector2(_sprite.Width / 2, _sprite.Height / 2), _scale, ...
1
vote
2answers
154 views

Why would you use a negative value for Bounding Box?

I have the following code I'm working with in XNA from the book Professional XNA Programming. It's just pong on a 2d screen plane. We use bounding boxes for collision detection. I'm just having ...
0
votes
1answer
196 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 ...
-7
votes
2answers
59 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?
1
vote
2answers
2k views

3d bounding Box border xna

So, I'm trying to develop a 3d table tennis game, and I'm having problems when it comes to colliding the ball with the table. I have a bounding sphere for the ball and bounding box for the table, but ...
1
vote
0answers
281 views

Why does drawing bounding boxes disable my other shaders?

I have some .X models loaded via self-written AssetManager that has Lists with models in it. I also apply a diffuse shader to my models. All the models are "self-drawing" in a BasicModel class. ...
3
votes
1answer
2k views

How to “swing” bounding box and update collision for sprite swinging a weapon?

I have a simple question about sprite swinging weapons. I am making an RPG and would like something other than stabby-swords, so why not swinging swords? I have a bounding rectangle for them, and the ...
6
votes
3answers
5k views

Efficient Tile-based collision detection for a lot of squares?

currently I am working on my own take of a tile-based game (think Terraria, but less fantastical (I think that's a word? Sorry if it isn't)). Anyway, I currently have collision detection working ...
1
vote
2answers
990 views

BoundingBox created from mesh to origin, making it bigger

I'm working on a level-based survival game and I want to design my scenes in Maya and export them as a single model (with multiple meshes) into XNA. My problem is that when I try to create Bounding ...
6
votes
1answer
10k views

How do i create bounding boxes with XNA 4.0?

I am having some trouble making bounding boxes for my models I am using within XNA 4.0. The way it was done in XNA 3.1 seems to be obsolete as you can no longer access parameters that were used before ...