XNA is a game framework by Microsoft that allows deployment for Xbox Live Indie Games as well as Windows Phone 7.

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Damage indicator screen overlay

I want to make something already done by a lot of games , which is when I am taking so much hits from enemy red screen drawn like the following , using XNA 4.0: after it's drawn and I am still alive ...
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1answer
34 views

MonoGame Linux Mouse.SetPosition doesn't work!

Having a really weird issue, it seems that no matter what I do I cannot get the Mouse to lock to the center of the screen in MonoGame. I triple checked all the possible noob mistakes, and ...
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66 views

What's the idea on the base of rendering camera on 2D platformers games?

I'm programming a 2D platformer game, and I am wondering about how the right to left scrolling of the camera is done in a game like this. There is a background that need to be updated. There are also ...
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1answer
21 views

Farseer: RemoveBody is not working

I want to remove bodies after they touched the character(playerrect). But the bodies get not removed. I set a breakpoint in the following line but it doesn't get yellow: ...
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1answer
40 views

Farseer: How can I remove a body?

I have many sensors(coins) in each level and I want to remove the sensors(coins) when the player rectangle(Mario) touches them. I check in OnCollision if Mario touches a coin, if he touches it, it ...
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1answer
47 views

Creating 2D polygons in XNA

I am trying to implement collisions using the separating axis theorem. However All I have ever used in terms of polygons is the Rectangle class included in XNA already. How can I make multi-sided ...
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1answer
79 views

enemy View Range , chase player

for 3D: Q1 : I want to make zone range for each enemy in the game , so that when the player in the view range he will be chased . Q2 :if I want to make enemy walk a little bit around his position ...
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1answer
61 views

Programmatically creating a 3d mesh in XNA

Surprise! Another question related to Minecraft. Anyways: Rather than drawing thousands of blocks each frame, I remember reading somewhere that Minecraft breaks the map into 16x16x256 chunks, and ...
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1answer
67 views

chasing , zone range

here is an image show what I am gonna to do in my XNA game , I want to check if the player is inside zone range and if yes then attack the player , I tried to do this using checking ray but it's odd ...
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3answers
114 views

How to design a GUI / controls system classes

I'm at the stage when I need to develop some kind of GUI with windows, clickable buttons, etc. It's going to be a RPG game so these components will be used extensively so I want them to be as flexible ...
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1answer
54 views

Resize a texture using the full SpriteBatch.Draw in XNA

I'm using the full Spritebatch.Draw function to draw my explosion sprite since I also need rotation. I am using the Scale value to resize my texture, but I can't get it to be accurate. I want to be ...
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1answer
81 views

High-definition Full-motion background system in XNA

I'm mostly just working on this as a hobbyist thing, but here's my problem: I got a bit excited over finding the 'Video' and 'VideoPlayer' classes in XNA 4, and hoped to make a game that works a ...
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1answer
91 views

How do I convert my XNA game to Android without using MonoGame?

I want to convert my XNA Game to Android, but I don't want to use MonoGame or ExEn. How can I do this?
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1answer
32 views

What's the proper way to check if an Entity is on top of a surface?

What would be the best way to implement gravity if I have a list of different "surfaces" which if the player is on top of acceleration will stop? Would there be a better way than to loop through all ...
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1answer
21 views

Farseer: Difficulties with ContactListener

How can I register the ContactListener in XNA? In the box2d manual is written: 9.4 Contact Listener ... At run-time you can create an instance of the listener and register it with ...
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1answer
66 views

C# Stack<> Problem [closed]

I'm trying to change List<> to Stack<> however I'm having a hard time figuring out. A snippet of my code on where my issue occurs is: private Stack<Gem> gems = new ...
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0answers
19 views

ContentTypeReader isn't being found by in PSM Port

I'm in the process of porting over my XNA project to the Vita but when it comes to trying to read my custom xnb Monogame fails to find the ContentTypeReader. This is the line used to read the map ...
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0answers
38 views

How to gradually decrease opacity of model?

I have been searching for this matter for a long time and slowly I begin to think that this option is not available in XNA for Windows Phone. I am trying to get a 3D-Model to be drawn at 50% ...
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0answers
31 views

XNA 4.0 - Why does using a RenderTarget2d cause transparency on models?

I have been working through Riemers ShadowMap tutorial and everything was going well until the section on drawing to a separate rendertarget. I am using a different model and quads but I assumed the ...
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1answer
45 views

Isometric Map Rendering Incorrectly [closed]

I've currently been trying my hand at Isometric map rendering via the tutorial over at XNA resources; http://www.xnaresources.com/default.asp?page=Tutorial:TileEngineSeries:4 However, unfortuanely ...
2
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1answer
89 views

How to animate a destruction of a model?

I have a model (see image) and I am trying to animate a destruction. But it doesn't seem possible, since XNA is using only bones to animate. So my question is: Which workflow should I use, to ...
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1answer
35 views

Error instantiating Texture2D in MonoGame for Windows 8 Metro Apps

I have an game which builds for WindowsGL and Windows8. The WindowsGL works fine, but the Windows8 build throws an error when trying to instantiate a new Texture2D. The Code: var texture = new ...
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1answer
60 views

SpriteBatch memory leak

I have a strange problem with XNA 4. I'm constructing a SpriteBatch using this.spriteBatch = new SpriteBatch( GraphicsDevice );. This leads to a memory leak up to 600 MB memory consumption. This ...
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2answers
53 views

How do I draw something when the mouse is clicked?

Right now, I'm doing this: public void buttonsClicked() { if (lastMouseState.LeftButton == ButtonState.Released && currentMouseState.LeftButton == ButtonState.Pressed) { ...
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1answer
57 views

Create sprite and place in pre-defined places using mouse

So, I have a table. I want to be able to click on a button that allows a mode where I place a sprite on the table, on places that are predefined. How do I do that? I was thinking I could constantly ...
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0answers
40 views

Model disappears when drawn twice?

I have a game character I load once for the original model variable. But when I link that asset (the model file) to an other model variable during runtime (and load it during runtime), the original ...
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0answers
46 views

The program '[756] TaskHost.exe' has exited with code 0 (0x0) [closed]

What is the cause of this error? I've commented part of my code, and after it application exits without any errors or warnings. I've commented part of Draw Method in one of my Menus Option in game. It ...
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0answers
37 views

Farseer: Character jumps weird [closed]

I have a little problem with jumping. For example, the character(Mario) jumps from the top of a tile. The character is now in the air and not touching a tile. After that, he touches the right or left ...
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1answer
115 views

How do I make a tile passable in one direction only?

I want that my character can jump through some of the tiles, like Mario does in this video: http://www.youtube.com/watch?v=zIPYzbNrNhc In this video, Mario jumps up through orange platforms, but ...
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3answers
133 views

How do I move a sprite to the mouse position?

So, I'm trying to make my sprite walk to the X-coordinate of my mouse click. This is my code: currentMouseState = Mouse.GetState(); MouseState mouseState = Mouse.GetState(); ...
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0answers
36 views

Farseer: Difficulties with polygons [closed]

I want to create a polygon but I get many error messages. I don't know what to change. What is wrong? The size of my texture(polygonTexture) is 350x150 pixel. ...
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1answer
34 views

Farseer: are you missing a using directive or an assembly reference?

I want to create a polygon in Farseer. I found an example in the documentation but it's not working because I get this error message: The type or namespace name 'Vertices' could not be found (are you ...
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1answer
48 views

Farseer: Ball is not getting slower

The ball is not getting slower when it rolls over a straight platform. I added friction but that changed nothing, the ball still gets not slower. I want that the ball gets slower and slower and stops ...
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1answer
66 views

Farseer: Ball is not bouncing realistically

I created a ball that is rolling over platforms. When it falls from one platform to another, it should bounce just like in real life, but the ball keeps bouncing constantly and I don't know how to ...
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0answers
27 views

XNA 4.0 DepthStencil Buffer problem [closed]

I am trying to manage deferred rendering in my project. Esspecialy the skybox and clouds which has to be rendered behind everything and for sure the skybox+clouds will not be passed by deffered ...
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2answers
66 views

XNA spritebatch.Draw: Which part gets colored by the color parameter?

Which part gets colored and how can I control it? I have a rounded block and my goal is to have the center filled with a certain color chosen by that parameter. Here's the picture: ...
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31 views

How to access translations of a model?

I have an animated Model, which I process with the SkinnedEffectProcessor. I am generally asking, how I can access translations of a model, during animation. All in all it's always a BoneTransform I ...
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1answer
119 views

Does XNA have a built-in GUI library?

Does such a thing exist or do I have to code one? My project needs textboxes, buttons, input capture, timings for "press and hold keys" and so on. These are quite standard for a GUI library but hard ...
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27 views

Farseer physics engine: The name 'ConvertUnits' does not exist in the current context [duplicate]

http://digitalerr0r.wordpress.com/2012/03/11/farseer-physics-in-xna-4-0-for-windows-phone-1/ I tried this Farseer tutorial but I always get that error message in the following lines: ...
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2answers
104 views

C# XNA AABB vs AABB collision resolution, AABBs ghost through each other

I've been learning a bit of collision resolution through a tutorial here and I can't seem to get the AABBvsAABB resolution working, I have CirclevsCircle and AABBvsCircle resolution working with the ...
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1answer
69 views

How to use a physics engine for collision detection? [closed]

I want to use Box2D.XNA or Farseer for collision detection in my 2D game, but I don't know how to start. I added Box2D.XNA to my solution, but I don't know how to create rectangles, circles or ...
3
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3answers
123 views

XNA Collision is quircky/wobbly, how to improve?

I am sorry if this was already answered but I couldn't find the answer. So I am doing a tile based platformer and when I was making collision I had quiet a struggle I looked here and googled for ...
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1answer
69 views

XNA draw 3d graphics in 2d game

I am programming a simple pool game in XNA. I am using Farseer for simple 2d physics but I want to use 3d graphics. My problem is I can't get the rendering to work. I have one model for the ball and ...
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1answer
40 views

Using GraphicsDevice.Viewport.Project with a small farPlaneDistance

I am using "GraphicsDevice.Viewport.Project()" to create a "3D" waypoint system like so; I have a farPlaneDistance of 5000 in my camera; objProjectionMatrix = ...
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2answers
104 views

Winform + XNA (Microsoft Example) - Issues with Drawing Texture2D

Before I get started I would just like to say that I have been using the Microsoft Winform + Xna examples found here: WinForms Series 1: Graphics Device I think I somewhat understand how its working ...
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1answer
48 views

XNA's SetData in a SharpDX Texture2D object in DirectX 11?

I'm trying to load a texture given a swap chain, and then populate that texture with data. I already have some bitmap data (although not sure if it is in the correct format) that I want to populate ...
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1answer
37 views

On occasion game fails to catch end of screen transitions [closed]

When the player hits the edge of a screen the old screen slides down, and the new screen slides in with them landing on the opposite side from where the transition started. On occasion the bottom of ...
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2answers
383 views

How to preload a vast amount of models?

This is more a theoretical question, during runtime, my game runs smooth without any hickups. But as standard game-objects, my game contains collectibles such as coins (which are rotating Models). ...
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0answers
14 views

Bounding Frustrum move y to 0

I've been having problems with a quadtree and my camera's bounding frustrum. I'm using a quadtree to only draw the nodes in frame. My current method works 99% of the time but I have noticed a bug that ...
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1answer
86 views

How to add a timer - Visual Studio, XNA (C#)

I'm wanting to add a timer in an XNA game using C#. The ultimate goal is to increment a score in a game every second by 10 points. As of now the score stays at zero. Watching YouTube videos is proving ...

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