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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XNA 4.0 - Using premade .xnb font files

Basically, for our college project, we need to use a font in xna. The only problem is that we are not allowed to install it due to admin rights. Is it possible to use and load the .xnb file that gets ...
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1answer
158 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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5answers
3k views

Input/Output console window in XNA

I am currently making a simple game in XNA but am at a point where testing various aspect gets a bit tricky, especially when you have to wait till you have 1000 score to see if your animation is ...
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2answers
209 views

Spritebatch not working in winforms

I'm using the Winforms sample on the app hub and everything is working fine except my spritebatch won't draw anything unless I call Invalidate in the Draw method. I have this in my initialize method: ...
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1answer
978 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
27 views

Model texturing not seamless at certain zooms? (C# XNA)

I found a very odd glitch with my game this morning. XNA doesn't render certain textured models properly, while other models are completely unaffected. And it's not even like my models are made ...
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1answer
91 views

Event handling on own UI implementation in XNA

I´m creating a game in XNA with my own UI and its controls/components. Currently I have some problems with the event handling. Let me tell me the way I do it right now. Every object is handles as a ...
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1answer
199 views

XNA C# 3D game Wall collision response glitch

I have been working on a reliable physics system in my code and so far it's ALMOST working. :D I am aiming for wall "sliding" style of collision response, like you'd expect it to work in commercial ...
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1answer
111 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 ...
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2answers
61 views

How to draw to a surface, then draw that surface to the screen

i have a 2D MonoGame Game (using DirectX), that was originally an XNA game. It involves prerendered shadows (they are Texture2Ds drawn with SpriteBatch.draw). Right now the shadows are being drawn ...
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3answers
179 views

How to achieve high Level of Detail on 3D models

I'm developing a 3D space-based game which allows free movement in all directions and features planets. Currently I am using the Visual Studio content manager to import models (spheres) with 2D ...
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1answer
82 views

Is creating a blend state like this possible?

I'm wanting to create a custom blend state that is similar to XNA's BlendState.Additive, but slightly different. I'm wanting something like the 'custom' output below: Is something like this ...
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1answer
66 views

Creating a queue for BeginInvoke method - loading chunks

I have a voxel game similar to Minecraft. I have a funciton PushLoadedChunks(Direction) that pushes all of the loaded chunks forward, backward, left, right. This is done with ...
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1answer
33 views

XNA/MonoGame RenderTargets not working

I'm having a problem with drawing 2 RenderTargets to the screen. using System; using System.Collections.Generic; using System.Linq; using System.Text; using Microsoft.Xna.Framework; using ...
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1answer
82 views

XNA game structure question

I see to be running into a problem here. I know it's easier to show code samples so here you go. This is my main game class namespace WindowsGame4 { public enum MoveDirection { Left, Right, Up, ...
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1answer
39 views

XNA - Darkening background and drawing something on top

In a game a group of friends and I are working on using XNA, we wanted to create an effect where we could darken the screen and draw something else on top of the darkened portion. For example, we have ...
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40 views

Unity or XNA allowing modifications from Steam Workshop

I'm about to start a sandbox project game for Steam, so modifications are important - before I begin, how do I allow people to create mods for the game through the Steam Workshop? I've looked but I've ...
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1answer
148 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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1answer
111 views

Having trouble getting shader to work with sprite batch in XNA #4

I found a neat "CRT screen" effect shader on the web, but I've never used shaders before and I can't seem to get it working properly. If I do the second sprite batch in my code here normally without ...
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1answer
25 views

Can I generate collision boxes from a model file with BepuPhysics and XNA?

I am currently developing a game using BepuPhysics in XNA 4.0, and I am trying to reasonably match the in game collision Entities with the Model they are associated with. My current workflow involves ...
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1answer
84 views

Pixel Shaders To Create Predator Effect

I am learning shaders, and I figured I would try to use them to create sort of a predator effect. I got to the point where I rendered my level to a rendertarget and passed that to the shader file, ...
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1answer
73 views

Center a 3D model to cursor's position

I am having a hard time understanding how to go about this. I have a 2D game with some 3D models in it. I want to move a 3D model to where the mouse cursor is currently at in every frame (In other ...
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0answers
21 views

How can I change the gear of my 2D character? [duplicate]

Is it possible to change the clothes of a 2D character(it's a 2D Windows Phone game) without creating new animations for that character? I want that the player can change the clothes of the character, ...
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1answer
57 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 ...
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1answer
360 views

How can I disable mipmapping on textures loaded from .X files?

I'm trying to render a plane mesh textured with a simple grid pattern. The problem is that XNA keeps mip-mapping the texture in horrible, horrible ways. What I'm trying to achieve is to get this ...
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1answer
36 views

XNA Rendering Blocks

I am currently building a little game in XNA and found something strange. I want to draw many blocks next to another (1x1x1 with a texture on the side) So what happens when I do it this lines ...
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1answer
72 views

Camera movement constrained to pixel boundaries

So a friend and me, we are currently making a game in C# using XNA. We are trying to get the camera to move in full pixel motion, but we just don't get it right. This concept is hard to explain, but ...
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1answer
324 views

How to implement simple shadows on XNA?

UPDATE: See photos below the description I try desperately to implement shadows on my XNA games. My game is a style of games like Voxel (minecraft). The problem is that I do not find support / ...
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7answers
6k views

How can I implement hexagonal tilemap picking in XNA?

I have a hexagon tiled map in which i need to check when a hexagon is clicked. The hexagons aren't actually touching, rather they have a slight gap in between each of them. Does anyone know how I ...
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1answer
39 views

how to stop camera at the end of world map when zoomed in

Im building a tile-based game, and Im trying to implement zooming in on the center of the screen. My problem is, when I get to the edge of the map and im zoomed in, Im noticing that my camera doesn't ...
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2answers
69 views

Help on transition from one position to another

I'm pretty sure I'm over thinking stuff, but I can't seem to figure this out. I want to move the object from one location to another. Here's what I got. I searched this up earlier here, and I found ...
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1answer
69 views

Draw many flashlights' focused lights' “circles” on a voxel engine map (and other objects)

So, I've been searching the internet for a while and I still didn't understand how to create a flashlight's "circle" in front of the camera over other objects. I found the following links: using ...
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1answer
109 views

Is sidescroller movement just offsetting the background?, MonoGame/XNA

When I make a sidescroller game and what to move my character do I just offset the background, or is there another better way?
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1answer
57 views

FPS issue between computers results in slow down of animations and moving

I have been developing my game on two computers. I recently got a new computer and have noticed an issue that seems to be happening in my game. When computer 1 runs the game at 60 FPS everything ...
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2answers
523 views

Sprite collision with color?

Is this possible? To elaborate, I am making a PacMan offshoot. Essentially it is a "zoomed in" version of the game, but the board is randomly generated. I have 11 .png files each to be used as a ...
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2answers
62 views

2d camera shaking back and forth

I'm trying to create a smooth moving 2d camera but the camera is shaking back and forth 1 pixel. Player camera rectangle: public Rectangle recCamPosition(Global global) { return new ...
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1answer
307 views

Disappearring instances of VertexPositionColor using MonoGame

I am a complete beginner in graphics developing with XNA/Monogame. Started my own project using Monogame 3.0 for WinRT. I have this unexplainable issue that some of the vertices disappear while doing ...
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1answer
529 views

Spritebatch Vertex shader world matrix change after each draw

I have a spritebatch where I draw some textures transformed in 3d space. The easy way was just Begin with the transformation matrix, draw, and end it right after. But that is silly, so I'm trying ...
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1answer
24 views

XNA C# Texture Atlases

Fairly new to XNA and not an expert on C# either. So I was following a tutorial, specifically this one http://rbwhitaker.wikidot.com/texture-atlases-1, and there is a bit of code I am unfamiliar with. ...
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1answer
38 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 ...
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1answer
451 views

In Monogame, why is multiple tile drawing slow when rendering in “windowed fullscreen”?

I have this drawing function (recommended as a solution here). It draws tiles on the whole window with no problem but my game slows down to ~30fps after maximizing it to "windowed fullscreen", which ...
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1answer
31 views

XNA Starting a parallel Thread during a draw loop is slower than doing the same task in the main thread in update loop

I'm using XNA and all of my drawing is done in the main thread. I am CPU-bound and I thought I could gain performance by moving some non-update logic (like animation update) from the update loop into ...
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1answer
30 views

Bug in XNA Developer function CalculateEigenVector() from the file “xnacollision.cpp”?

I am trying to decipher the content of the Microsoft XNA Developer source file "xnacollision.cpp" and I've found a function that calculates one of the three eigenvectors of a homogeneous system of ...
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1answer
36 views

Issue with rotating particle effects with DrawUserPrimitves

I am creating a voxel-like game in XNA/Monogame. I am trying to create particle effect of which I create by making a list that is populated every frame. My issue is here: I am using a WorldMatrix to ...
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1answer
61 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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1answer
585 views

C# XNA - How to animate using Texture Atlas/ Sprite Sheet

I have a problem which I need to resolve. I am making a Space Invaders game in C# XNA. I've been following this tutorial for the Invaders: ...
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1answer
49 views

What is the recommended way to store game entity data? [closed]

The following is specific to my problem, but I believe the principles can be applied to any game. I am currently working on a 3D game which will have many different types of spaceships. The physics ...
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3answers
84 views

Simple way to shoot bullets from a ship at angles for shoot em up

Just like the title says. I'm working on a shoot em up for a personal project, and I can't seem to get this to work. I don't have any code for it, but I do have the code to make my ship shoot, but ...
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1answer
779 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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3answers
159 views

MonoGame 3.3 Font loading

Is there any way to have fonts in game without making a separate Content Project and adding a .spritefont file in the new 3.3 Monogame? You can now load other resources directly from the Content ...