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25
votes
2answers
7k views

How exactly does XNA's SpriteBatch work?

To be more precise, if I needed to recreate this functionality from scratch in another API (e.g. in OpenGL) what would it need to be capable of doing? I do have a general idea of some of the steps, ...
5
votes
5answers
4k views

Why do I get this file loading exception when trying to draw sprites with libgdx?

I'm having trouble with the "Drawing Images" section on the libgdx tutorial. I set up the documents completely and I typed the code as follows: public class Game implements ApplicationListener { ...
6
votes
1answer
3k views

Repeat texture in libgdx

How to fill region with repeated texture? Now I'm using next method: spriteBatch.begin(); final int tWidth = texture.getWidth(); final int tHeight = texture.getHeight(); for (int i = 0; i < ...
3
votes
2answers
618 views

XNA: Regarding SpriteBatch.Draw()

I was trying to develop a very simple ping pong game using XNA. In my Draw() I am drawing the player paddles first then the ball as follows: spriteBatch.Draw(myPlayer, myPlayer1Pos, null, ...
2
votes
2answers
864 views

How to use batch rendering with an entity component system?

I have an entity component system and a 2D rendering engine. Because I have a lot of repeating sprites (the entities are non-animated, the background is tile based) I would really like to use batch ...
1
vote
1answer
129 views

Spritebatch not working in winforms

I'm using the Winforms sample on the app hub and everything is working fine except my spritebatch won't draw anything unless I call Invalidate in the Draw method. I have this in my initialize method: ...
1
vote
3answers
1k views

XNA SpriteBatch.Draw with rotation, scaling and origin?

I use a 1x1 pixel 2d texture as source for SpriteBatch.Draw. The texture is scaled and rotated around an origin. The left image is only scaling. The right one scaling + rotation around the origin at ...
1
vote
1answer
2k views

XNA 4.0 - Mixing 3D and 2D - SpriteBatch putting weird alpha texture over whole scene

I am working on a game in XNA 4.0 that has been entirely in 3D so far but now I want to incorporate a HUD. I have tried doing a simple test using spriteBatch as such: spriteBatch.Begin(); ...