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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C# XNA :Snake Game, direction problem

I am trying to do a snake game in XNA but I have some little problems... I explain : The Snake has a direction (Enum Type : Haut(=up), Bas(=down), Droite(=right), Gauche(=left)) When the player ...
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0answers
16 views

Stack, list or array for screen/state management. (XNA/MonoGame) [on hold]

I am wondering the best approach to manage game state in monogame. My first thought is have a screen class and keep them in a collection with either isFocused properties or use like a stack and the ...
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1answer
90 views

XNA4\ Monogame 3d Collision detection Help please

i have been trying to get 3d collision working for a while and i think(hope) you people can help me so for my project i have created a 'sprite3d' kinda class which is called ModelEntity and there ...
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2answers
90 views

Calculate ticks for animation delay

Hi guys I am trying to calculate the correct elapsedTime for each frame in my animation. Example I have a sprite called stance that has 20 frames I want to give each frame a tick delay property that ...
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1answer
80 views

Problem disposing content from a screen's content manager

I have a problem with my game. I am using multiple classes for different screens, for exemple: Main Menu is one screen, When playing is another, and so on... I decided to use multiple ...
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0answers
17 views

HLSL texture not reading from register S1

I made a simple post processing shader, that draws scanlines. This all works perfectly. I wanted to make it a bit more interesting by applying a shadowmask instead so I wanted to pass a texture to the ...
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1answer
247 views

Error on MonoGame Content Pipeline: Texture Importer Error

I just encountered this kind of error when using the MonoGame Content Pipeline and it's my first time to use it to convert png to xnb files (I use a stand alone app for converting files to xnb in the ...
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1answer
1k views

Drawing Shape in DebugView (Farseer)

As the title says, I need to draw a shape/polygon in Farseer using debugview. I have this piece of code which converts a Texture to polygon: //load texture that will represent the tray ...
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1answer
173 views

How can I efficiently render to multiple screens?

I know XNA is long dead, but I need it to update an old project. (I would have ported to MonoGame, but can't get multi-monitor support in it.) My game does the following: Wait for some objects ...
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2answers
49 views

How can I use an HLSL pixel shader to peek at other pixels?

I think this is like a pixilation shader but I had a hard time trying to find one online, and one that I could manipulate specifically. I want to create a pixel shader for my monogame project that ...
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1answer
28 views

transfer 3d model processing from Xna to Android?

I developed xna scenario in Desktop application and i need to make the same scenario in android app I we need to make processing in desktop and just display it in android app using socket programming. ...
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1answer
492 views

3d Wall sliding collision

I'm working on collision for walls in my game and the way I currently have it I get stuck walking into a wall. I'm trying to make my character slide on the walls but still collide. My character moves ...
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1answer
73 views

Rotation Continuity help

First the issue im having: Basically its the fact that the angles of a circle aren't continuous, they rise from 0 to 2pi then immediately fall back to 0. I want to make a game where the player ...
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1answer
68 views

How can I access the translation part of a skinned Model object's bone transformation?

I have an animated Model, which I process with the SkinnedEffectProcessor. How I can access translations of that model during animation? It's always a BoneTransform I am working with, but I'd like to ...
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1answer
431 views

XNA (BEPU) Physics Performance

Im using XNA 4.0 with the BEPU physics engine v1.2 and I have encountered some performance problems on Xbox. Im not sure if the my mesurements are an expected result of the Xbox (with alot of dynamic ...
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1answer
207 views

2D lighting causes black rings to appear

A year ago I implemented 2d lighting in XNA using sprites. The sprites I used were created by placing a soft white photoshop brush on a transparant background. The result was this: (lights only) ...
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1answer
74 views

Lidgren not starting server properly

I have a server set up for my game with Lidgren, and it works well when I have it set up on one machine, but if I try to run the server on another machine, I am unable to connect from other machines. ...
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2answers
5k views

Microsoft XNA Platformer Example, is the Collsion Detection implemented accurately?

The example provided by Microsoft seems as if the collision detection (from what I can see) will have a small error. When the user collides with an Unpassable tile, the depth of the intersection is ...
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2answers
138 views

XNA 4.0 - Bounding Boxes

So i'm kind of new to programming and im trying to check collision using bounding boxes. i'm currently stuck as to how to call my bounding box within my bounding box function as shown below public ...
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1answer
2k views

How to make a top down shooter? [closed]

I want to know is with XNA 4.0 (and C#) How do I exactly make a top down shooter? I have been looking for ages, but have been unable to find out how. If someone could tell me how to get started with ...
10
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1answer
7k views

Ultimate beginner's tutorial to 3d game dev using XNA Framework? [closed]

I'm looking for a tutorial that starts at square 1 for game development and moves up through intermediate/expert levels of 3D game development. I really want to get into 3D game dev and I've been ...
3
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1answer
561 views

XNA beginner - can't display cannon in 2D tutorial [closed]

I taking my first steps with XNA. I'm building the old 2D tutorial that used to be posted on the XNA website. I got to the part where I display the cannon, but its not showing. Can someone please take ...
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3answers
977 views

Making a game as a tutorial? [closed]

I am in charge of a game development club at my school and I'd like to work on a project this summer that I could use as a tutorial next semester. I have never done anything quite like this so I was ...
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7answers
7k views

What are the dangers of self-teaching game development? [closed]

I am about to embark upon a journey into game development. Following answers to my last question, I will be using C# and XNA. However, I don't personally know any other game developers and I don't ...
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1answer
528 views

Tongue pull effect

I've been searching on the net for several days and can not find nothing about this effect. Even a name for this effect. I want to make a character that can use his tongue to pull objects objects it ...
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11answers
4k views

XNA development tutorials [closed]

Can anybody guide me about where can I get the basic starter tutorials for developing using XNA framework?
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2answers
1k views

Tutorials for shadow mapping with multiple point lights in XNA [closed]

I've been trying to crack this problem for a while now and I'd like to know if there's a tutorial or two out there that can help me with this. I know how to do shadow mapping with a single light, and ...
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1answer
36 views

Is Update(GameTime) called before it's finished?

Code at the beginning of Update(GameTime) is being called over and over again, and code at the end of Update(GameTime) is only being called after a delay. Is Update(GameTime) called again before it's ...
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1answer
898 views

3DS Max MassFX — Animation to XNA without bones/skins?

I made a model in which a number of cobble stones fall into a hole using the rigid bodies in 3DS Max 2012 MassFX. They are just editable polys, no skin, no bone. I want this to play (Take 001, 0-100 ...
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1answer
95 views

Different game resolutions on emulator and on a real device (which has the same resolution) on Windows Phone 8

I have a big problem with game resolution, when I'm running my game on emulator (which theoretically has the same resolution as my real windows phone device: 800 x 480). I'm making the game with ...
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1answer
108 views

XNA arcball camera steering issue

I have an arcball set up to follow my model in XNA. It rotates around the target correctly when holding in the left mouse button and moving the mouse. It zooms in and our correctly with the mouse ...
4
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1answer
118 views

Monogame Startup Memory Spike

I am currently porting a game from WP7 using XNA to WP8.1 using MonoGame. I have been putting considerable effort into optimizing my game to be under the 185MB memory limit for low-memory phones. I ...
2
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1answer
118 views

Drawing Farseer Fixtures

Is there any way how to draw a Polygon / Fixture from Farseer Physics with XNA? As I deform these polygons at runtime I can't take any texture from my Content folder, the texture must be generated at ...
2
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1answer
40 views

XNA coordinates countdown

Usually XNA increasing X coordinate to right and Y to down. Like this But in my project i have 2D map. Drawing tile with bigger Y coodinate below OX looking strange (usually people imagines these ...
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1answer
65 views

Multitexturing depending on given variables?

Im having trouble with rendering multiple textures. Using XNA gamestudio: working with 3D meshes and texturing. Effect.fx HLSL I do have a map/level that loads from a heightmap. - This works I have ...
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1answer
174 views

XNA/Winforms - Nothing being drawn after calling SetRenderTarget(null)

I'm creating a basic scene/level editor using XNA/Winforms using the base classes from http://xbox.create.msdn.com/en-US/education/catalog/sample/winforms_series_1 Everything works fine and gets drawn ...
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2answers
68 views

How do I create a 3rd person camera in XNA?

Because other people are using too complicated code for me to understand, I decided to ask a question from an XNA noob. So, I'm using the spaceship thing that Microsoft use in their tutorials of Going ...
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2answers
112 views

XNA makes the console flicker

I create a Window XNA game project from the template in Visual studio 2015. Then I right click and set the property to console application because I think it is convinient to use Console.WriteLine() ...
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0answers
27 views

Getting XNA 4.0 running on VirtualBox?

I'm teaching myself gamedev using VS2015 and MonoGame, however so much of the good example code uses XNA 4.0. So I installed Win7 on VirtualBox, with C# 2010 Express, with XNA 4.0. I installed Guest ...
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42 views

XNA Access violation from KernelSoundEffectInstance

Some users (but not all) are reporting a periodic crash in my XNA game. They say it's happening every 15 to 20 minutes. I am unable to replicate this myself, so I asked users to send me error logs. ...
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1answer
110 views

How to fix my camera collision, C# XNA

I am having some weird issues with my camera. I am trying to make it so it is a first person camera, that when the user presses the W or Up key, it moves towards where the camera is looking. My issue ...
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1answer
277 views

Collision detection doesn't register until player sprite jumps

I have implemented a shooting mechanic into my game, and the act of shooting works fine. The shooting work is done in my "game1" class. The issue that arises is when I incorporate collision detection ...
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2answers
91 views

XNA/MonoGame creating a player

After some fine-tuning on my game's GUI I am finally ready to begin with the gameplay. But that's a tall order. My game will be something like a 2D platformer with RPG elements like collecting armor, ...
2
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1answer
84 views

Ray casting fails when it shouldn't

I have two objects that should collide. My player should stand on a ship. The position where my player stands, is exactly on the edge of two adjacent triangles (in the ship's model). To Check for ...
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2answers
55 views

How to achieve a sheet of paper unfolding from the center in XNA 2D?

I need to create an effect like a folded sheet of paper unfolding. I was thinking about transforming an image so it "scales" from the center to the borders by cutting the image in half and scaling ...
2
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1answer
38 views

Can I use a BlendState object to emulate a draw call's blending color?

I'm working on a lighting system for a tile-based game. What I want to do is draw my tiles to the screen, then draw a single Texture2D object (my light map) over top of them. However, doing it in ...
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2answers
71 views

How to load textures at other times than startup in XNA using vb.net?

I've encountered a problem with my game project lately. When I load more than a certain number of textures (around 1000) at startup I recieve an error regarding memory, because I have to use 32-bit in ...
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1answer
277 views

Understanding how texCUBE works and writing cubemaps properly into a cube rendertarget

My goal is to create accurate reflections, sampled from a dynamic cubemap, for specific 3d objects (mostly lights) in XNA 4.0. To sample the cubemap I compute the 3d reflection vector in a classic ...
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3answers
227 views

XNA realistic water: How to clip along a mesh instead of a plane

I hope you can help me with the following problem: I'm developing a 3d game (in XNA) with an ocean. I want it to look semi-realistic. So far, I'm rendering 4 things: The ocean floor (terrain) on ...
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21 views

Clip on model XNA

I'm currently doing my water plane system (with waves etc...). Actually, I have a heightmap with a waterplane on it; refraction and reflection working perfectly, but now I want to add objects. So ...