XNA Game Studio 4.0 is a programming environment that allows you to use Visual Studio to create games for Windows Phone, the Xbox 360 console, and Windows-based computers.

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Importing 3d model with multiple skeletons

I have created an animated butterfly in 3ds Max and try to export it in ".fbx" format to use in XNA, however as soon as I compile, i get the following Errors: Warning 1 Multiple skeletons were ...
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2answers
459 views

Cutting out smaller rectangles from a larger rectangle

The world is initially a rectangle. The player can move on the world border and then "cut" the world via orthogonal paths (not oblique). When the player reaches the border again I have a list of path ...
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1answer
1k views

XNA mouse position in windows forms

I am using this code in Update method in XNA RenderControl in Windows Forms: ... Mouse.WindowHandle = renderControl1.Handle; MouseState stat=Mouse.GetState(); ... Everything works fine but when I ...
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1answer
1k views

2D platformer corner collision

Repost from my question on stack overflow, didnt know this site existed. I have a 2d platformer and I need help with collision. To show you my current collision system, here is picture: Top picture ...
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1answer
273 views

XNA Framework Reach profile does not support separate alpha blend

Yesterday I released my app 'Pic Words' to the windows phone store. It is an Silverlight/XNA app that runs on Windows Phone 7.1 & 8. I have BugSense incorporated into my app. Today I started ...
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1answer
321 views

Issues upscaling pixel art with SampleState.PointClamp

I'm developing a 2D game, and I'm striving to create a nice blocky low-res appearance for the game, yet allow it to be played at variable resolutions. So, I've researched resolution independency and ...
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2answers
455 views

Applying Angular Acceleration in a Basic Physics Model

I'm attempting to use a basic physics system to create an arcade flight model. So far I have managed to get the aircraft moving forward, apply gravity, etc. However, after trying to implement torque I ...
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2answers
893 views

Background blur in 2D game?

In an XNA 2D game, I am thinking about blurring the background slightly to increase the feeling of depth? I am already using parallax scrolling which works pretty well in terms of enhancing depth ...
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1answer
2k views

How to get file paths in XNA 4.0?

Is it possible to use OpenFileDialog in XNA 4.0 to get the file path? If not, what is the alternative? I'm using XNA 4.0 to create a graphic display (not a game) and I have a file that contains ...
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2answers
587 views

How to store “chunks” of tiles or How to make my implementation work

I asked a previous question about the loading and unload of chunk data and people noted that my way of storing chunks is weird and I was wondering how I would go about doing it properly. @Byte56 ...
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1answer
917 views

Combine 3D objects in XNA 4

Currently I am writing on my thesis for university, the theme I am working on is 3D Visualization of hierarchical structures using cone trees. I want to do is to draw a cone and arrange a number of ...
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1answer
66 views

RenderState in XNA 4

I was going through this tutorial for having transparency which can be used to solve my problem here. The code is written in XNA 3 but I'm using XNA 4. What is the alternative for the following code ...
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744 views

SpriteFont Exception, no such character?

I have such spriteFont: <?xml version="1.0" encoding="utf-8"?> <!-- This file contains an xml description of a font, and will be read by the XNA Framework Content Pipeline. Follow the ...
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2answers
439 views

Protecting XNA Assets

With so many XNA asset viewers out there, how do I distribute my XNA game for PC without having my assets open for persons to steal or manipulate? I know i can create custom asset importer/processor, ...
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1answer
424 views

Making XNA Play Nice With 3DS Max, Boundiing Spheres

I'm using 3DS Max 2010 with the KW x-porter plugin, which outputs a .X file (just downloaded the very latest version). Been getting some odd results: ...
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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(); ...
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1answer
510 views

XNA objects not occluding properly

I have got simple 1x1x1 cube model. I draw 3 of them. They are located at: 1,0,0 2,0,0 3,0,0 I draw them in the same order every time. When I move the camera and look at them from one end everything ...
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2answers
731 views

Getting a black scene with XNA, what am I doing wrong?

I'm new to XNA (ver 4) and I'm obviously doing something wrong but I don't know what. So far I have managed to model my scene (quite simple, just a bunch of squares which are calculated--there are no ...
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1answer
119 views

Lightning bolt effect with particles is not continuous

I am Drawing a lightning effect animation using this image: Below the result: As you can see the outcome is not a continuous purple color as I wanted it to be, but it has black spaces in ...
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Transparency in XNA-4 primitives

I'm using XNA 4 with Visual Studio 2010. I'm trying to create a simple 3D world with walls and doors in which the user to free to roam around. A wall is just a rectangle which is currently being ...
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1answer
332 views

XNA Arcball and moving model - the model is altered instead of the camera

I'm trying to implement an arcball type camera, I've got all controls working very nicely. I can rotate the X/Y axis with my mouse and zoom in and out with the Z/X keys. The problem is, that the ...
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1answer
313 views

render sprites with a transparent background (XNA)

For my game I want to make a map of the world. Per country I made a file with the border of the country and the rest of background is transparent. This way all my files have the same width and height. ...
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163 views

Binding BoundingSpheres to a world matrix in XNA

I made a program that loads the locations of items on the scene from a file like this: using (StreamReader sr = new StreamReader(OpenFileDialog1.FileName)) { ...
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2answers
3k views

Basic 3D Collision detection in XNA 4.0

I have a problem with detecting collision between 2 models using BoundingSpheres in XNA 4.0. The code I'm using i very simple: private bool IsCollision(Model model1, Matrix world1, Model model2, ...
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2answers
300 views

What does tex1D do with a 2d texture?

If I call tex1d from my pixel shader on a texture that has been initialized as a texture2d will it treat the data as a one dimensional array and then just take the element at whichever position you ...
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Speeding up sprite the second time it passes the screen [closed]

I'm a student studying Games Development. I want a sprite to speed up on it's second passing of the screen. How do I do this? Code I wrote so far: public class Game1 : Microsoft.Xna.Framework.Game { ...