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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2
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1answer
128 views

Rendering lighting only on specific objects

I have done something similar to this in monogame: My question is, what would I have to do to draw that lighting effect only on the pillar and not the background ? Is there something like ...
0
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1answer
95 views

XNA Distortion Shader problem

So I came up with a distortion pixel shader in hlsl, but it has some issues. First of all, here is how it works: The shader uses another texture generated by the program as a distortion "map" (if ...
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0answers
25 views

DynamicSoundEffectInstance get volume, pitch for each frame XNA

I'm seeking to write a neural net for simple speech recognition in c#, I recorded the speech using the DynamicSoudnEffectInstance class, I need to know how to convert it to a series of pitches and ...
-1
votes
1answer
156 views

Loading Texture2d content in Monogame [closed]

I am using Monogame and following this tutorial series: https://www.youtube.com/watch?v=agt9-J9RPZ0 I am trying to load a Texture2d into the window and despite not getting any error messages the ...
1
vote
0answers
49 views

SpriteBatch passing textures to GPU

How exactly (or, how often) are textures passed to the GPU shaders in MonoGame/XNA? I am asking because I was profiling a MonoGame/XNA application and noticed that the memory controller load (using ...
0
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2answers
62 views

Collision detection of cicle and rectangle [closed]

How to find the collision detection of a moving rectangle on circular object? Here i have tried to junp rectangular object but the collision detection of a small rectangular object while jumping ...
0
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2answers
257 views

How to correctly enable anti aliasing in XNA?

In my project when I add graphics.PreferMultiSampling = true; this line in the Game1 Constructor (as the msdn website suggests), anti aliasing does not enable. Any idea what I might be missing ? Here ...
0
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0answers
29 views

XNA/XACT publishing help

So I'm trying to send off a demo to a friend to check out my game I started in XNA. It plays well when I'm debgging it on my computer w/Windows8 (and my other computer w/Windows7). I went to publish ...
0
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3answers
201 views

Is there a way to scale a texture via GPU rather than by CPU?

For my game that I'm developing I want to have my cards dynamically drawn so if there is any changes done to them it could be drawn on the card itself. What I have currently is that the cards are ...
-1
votes
1answer
54 views

Logic outside of game loop running slower than calculated

I've been trying to figure out what is happening when I run functions from the update loop in XNA that the game freezes for a few seconds until the function is done. When I do performance testing to ...
0
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0answers
32 views

How to DrawUserPrimitives after Drawing a separate Vertex List

I am currently making a voxel based game and so far I have chunk loading working well. My voxels are stored in an array, then pushed to a VertexBuffer, then drawn as a triangle list. My problem is ...
0
votes
2answers
128 views

How to get asset/model name from (custom) Content Processor in XNA 4.0

I'm trying to make multiple animations for multiple models in XNA 4.0 and I need to get the name of the model/asset from the content processor which is a custom one (XNA default I think), I'm trying ...
1
vote
2answers
220 views

How i can do colisions with irregular hitboxes [XNA]?

I'm developing my new platform engine and i don't know how to program collisions with slopes - I'm using hitboxes. For the collisions of rectangles i use this: if (player.rec(Position, ...
0
votes
1answer
67 views

Draw 3D model on top of another one

I am trying to draw a 3D model I made with Blender in Monogame/XNA and this is the result I get when I draw 2 of them on top of each other How can I make it so that the colors don't add up, but the ...
0
votes
1answer
48 views

XNA SoundEffect won't stop playing

For my HND I've got to re-create Frogger, and everything was going swell until I tried adding some collision detection and sound. Whenever my player intersects a vehicle, the sound file just starts ...
0
votes
2answers
133 views

XNA My Texture's Transparency is shown Black

I am trying to draw an image on to the screen. My image is drawn correctly but the background color which is transparent is shown black. Why is this so? My code: spriteBatch.Draw(Texture, Position + ...
0
votes
0answers
94 views

XNA Get height at players position from heightMap

So i got a server and a client, at the server I only got this on Terrain class: public class Terrain { int Id; float[,] HeightMapData; int Width; int Height; Vector3 Position; ...
0
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0answers
93 views

Multi-textured terrain XNA-monogame

I'm developing a TerrainEngine for my project and I have some issues with the multi-texturing part. I already tried some techniques but it doesn't match with my TerrainEngine's conception. My ...
0
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0answers
20 views

function of spriteBatch and Game1.draw method in XNA [duplicate]

I'm supposed te create a game for school in java but I already programmed games in XNA before this. Thats why I started reproducing the XNA framework (only gametime spritebatch and game1 class) I ...
1
vote
1answer
70 views

How to pass content through the project's structure efficiently?

so following situation. I have a project which is structured something like this. Game1 -> GameManager -> Module (multiple instances) During runtime units are being spawned in each instance of the ...
0
votes
2answers
75 views

Using shader for cubes

I am trying to use a shader to get an effect like this. Notice how every cube has exactly the same lightning as every other no matter where it is on the screen if you look closely the lightning is ...
0
votes
1answer
54 views

XNA draw texture/font and DrawIndexedPrimitives at the same time [duplicate]

When i Draw a texture2d or a font with spriteBatch and also draw GraphicsDevice.DrawIndexedPrimitives, the frame is draw weird SpriteBatch spriteBatch = new SpriteBatch(GraphicsDevice); BasicEffect ...
0
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3answers
226 views

Drawing 3D cubes with xna

I managed to draw a 3d cube using triangles like this: protected override void LoadContent() { basicEffect = new BasicEffect(GraphicsDevice); VertexPositionColor[] ...
0
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0answers
43 views

XNA sound effect loop cancel

I'm using SoundEffectInstances in XNA to play a tone. This means I have ~.005 second clips playing on a loop. It sounds fine, but I can't gracefully stop them because XNA gives a ...
0
votes
1answer
58 views

Multiple models not drawing

I got Camera, Terrain and player working, moving around, etc. When I try to add another player (another model to draw) it just dont any of the models. Here is my code; public class World { public ...
0
votes
2answers
163 views

Drawing image with an angle

Edit: the images below aren't supposed to have whitespace. I am just trying to show you that i am trying to create a rectangle from a 1x64 image, positioned as shown in the second picture I know how ...
1
vote
1answer
230 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 ...
1
vote
1answer
223 views

AI movement in 2D

I've got a prototype of a game I've been mocking up and found myself struggling to find a solution for AI movement in a 2D tile based game. Here's the issue: The player is free to roam throughout the ...
0
votes
2answers
181 views

XNA: How to capture precise time of button press?

I'm guessing the default XNA model encourages checking for button presses in Update(). However, I am developing a game-like application for research and need to measure reaction times as quickly as ...
0
votes
2answers
121 views

Voxel Engine in XNA - Block as Class Renders, Block as Struct Doesn't

Edit: I almost forgot to mention - when I place NEW blocks they render, but nothing triggers the originals to render (I have a button assigned to recalculate/redraw for every block surrounding (and ...
0
votes
1answer
83 views

How to order objects with the same depth in the spritebatch cycle?

I have a tilemap in a isometric 2.5 view and i have also many objects moving and static. The problem is many statics are standing in a "integer" place for obvious reasons and the depths of each object ...
0
votes
1answer
80 views

Add XNA math references to non-xna project

I'm developing some game with server/client structure, and the client will predict the movements, but it should be validated by the server. In the client part, I got it moving nice, but now I'm trying ...
0
votes
4answers
93 views

YAW not working correctly with XNA

I successfully draw the model, and made it move forward and backward, but when I try to make it rotates (yaw) its not working correctly, like its moving too instead of only rotate. Here is my camera ...
0
votes
1answer
45 views

How to rotate model 180º with XNA

I got a model, and a camera pointing at this model, I think my camera position is the problem. Its showing the front of the model, but I want it to show its back like in third person. My camera code ...
1
vote
1answer
112 views

How to position a Weapons model in a first person shooter with XNA

I am building a first person shooter and positioning the weapons is hard. I am trying to get the bat to look like you are holding it but I keep trying things and they don't appear in the positions I ...
2
votes
3answers
388 views

2D Smooth Tile Lighting

I am currently working on a 2d platformer and have the general idea of how to apply 'lighting' to my level, but I am not sure at all how to make it smooth, similar to Terraria, as you can see here. ...
0
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0answers
27 views

fbx file asks for fbm file in xna?

I downloaded a bat model from the internet and I went to Blender, used texture and shading as I want, then I exported it as a fbx file. Next I placed it into my content pipeline and ran it but it is ...
1
vote
1answer
45 views

Porting WP8 to IOS GraphicsDevice Error (Monogame/Xamarin)

I seem to be having a problem porting to IOS. I have my game working on WP8 and Android with any major issues but when trying to run on iPhone I seem to get an error when initialising the ...
0
votes
2answers
96 views

Stuttering Character When Colliding With Wall XNA 4.0 Help!

I'm trying to make a platformer game without tiles. I've made a collision handler to handle collision between Player and Stage(platform)and a collision checker, here's the code: public void ...
0
votes
1answer
408 views

How can I map regions on a world map image?

I am trying to use a map of the real world, but I need to have a way to break it down by countries and regions. Ideally down to a province level. I figure that I'd need to be able to define ...
1
vote
1answer
138 views

Draw multiple triangle strips in one draw call DirectX

I'm running into a bottleneck where I'm drawing many basic disconnected colored triangle strips in DirectX 9 (XNA). The problem comes with drawing them all in seperate draw calls, so I'd like to batch ...
0
votes
1answer
67 views

Array Rectangle Collision Handling Inconsistency XNA 4.0 [closed]

I made a simple collision detection prototype.Here's the code for the Player class's collision handler: public void handleCollision(GameObject OtherObject) { ...
1
vote
1answer
74 views

XNA texture garbage collection

I use a Dictionary<string, Texture2D> for storing textures and every texture in the game is a reference to a texture from this dictionary. However when all references are gone, does the ...
0
votes
1answer
124 views

Issue with fps limiting in XNA

The game I am making runs at 60 fps, but occasionally it will drop lower than that. I want to limit the frame-rate to 30 fps so that those drops will be less noticeable. I don't understand everything ...
0
votes
2answers
450 views

C# xna/monogame ghost trail effect

I would like some know how can someone make an animation like this, in Monogame specifically.Since i am completely clueless on how to go around this i how should i go about this ? I hate asking ...
1
vote
0answers
163 views

Xna 2d texture antialiasing

I've got a problem with drawing 2D texture in xna 4.0. My program generates terrain texture: The problem is in rough surface of my texture (dark-blue) that is generated by-pixel. Is there any ...
0
votes
1answer
117 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 ...
1
vote
2answers
77 views

XNA/Monogame inverting a BoundingBox

I have a box that is drawn around my game that I want to check collisions with. Currently my BoundingBox is made in a way that whatever is inside the box is colliding with it: BoundingBox bb = new ...
0
votes
1answer
638 views

MonoGame: Draw thousands of quads without hardware instancing

In my game, every bit of geometry is a textured quad billboard in 3D. I have many thousands of these things on screen at once, sometimes with overdraw. As I understand it, there are a few ways I can ...
2
votes
1answer
177 views

MonoGame SetRenderTarget is wiping the backbuffer

In my Monogame (XNA) Windowed App, compiled for Windows PC, running on Windows 7, I have public RenderTarget2D renderTarget = null; In the Inititate() function I have renderTarget = new ...