2
votes
2answers
578 views

Does my 2D OpenGL renderer need optimized?

I've started a game engine for learning purposes. I have successfully gotten an opengl renderer working and I can draw textures of varying sizes to the screen. The way I have done this is by creating ...
0
votes
0answers
322 views

Stacking Drawing Matrix for SpriteBatch in XNA

I'm trying to make a 2D engine for XNA with SpriteBatch. My object unit is Entity, which can include other Entities as its children. However, when drawing them, the rotation and scaling stacking do ...
1
vote
0answers
188 views

Sprite sorting issues

I apologize for the vague title, I'm not sure how else to phrase this problem. I am using tIDE to assist me in my game's world development. To give a dynamic effect to map layers within tIDE, it has ...
4
votes
2answers
681 views

Cropping a line (laser beam) in XNA

I have a laser sprite that I wish to crop. I want to crop it so when it collides with an item, I can calculate the distance between the starting point, and the ending point, and only draw that. This ...
3
votes
2answers
760 views

2D sprites not drawing at correct depths?

I've been having some problems with getting my sprites to draw in the correct order. Right now there are 2 types of objects: nodes and paths. I always want the nodes to draw over the paths so I have ...
1
vote
3answers
2k views

Can I use SpriteBatch when drawing sprites on a rotating 3D plane

I'd like to have my plane of sprites rotate similarly as in this game (YouTube Video). So basically, everything is drawn in 2D, but the 2D plane is then "rotated in 3D" (or camera is rotated). When ...
2
votes
1answer
2k views

Why isn't my sprite being drawn in the correct position in XNA?

Sorry if this has been asked before, but I can't seem to find it here. I'm trying to make an asteroids clone in XNA. I took the Game State Management project and am making new classes for things like ...
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(); ...
1
vote
1answer
373 views

Effective SpriteBatching in XNA?

What is an example of efficient sprite batching in XNA? I don't know when (if ever) I would do something like this: spriteBatch.Begin() DrawSprite1(); spriteBatch.End(); spriteBatch.Begin(); ...