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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108 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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1answer
64 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
139 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
134 views

XNA game publishing help with incompatibilities via content built at runtime

MY XNA game is finally complete, but I'm having difficulty getting it to run on other Windows computers. I've read similar other stackexchange topics here, here, and here, but I'm still gonna need ...
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1answer
90 views

Overlapping Vertex in DynamicVertexBuffer draw priority?

I am creating a voxel game, and I have recently run into an issue. My world is drawn by a DynamicVertexBuffer, which just consists of vertices for the blocks themselves. On top of that, I switch ...
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2answers
136 views

How to rotate (YAW) aircraft in XNA?

I'm developing a flight simulator based on Riemer's Blog tutorial (XNA C#). To control the aircraft, I use the following code: Quaternion additionalRotation = Quaternion.Identity; additionalRotation ...
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1answer
82 views

xna - Render background and multiple sprites to a single texture

I currently creating a game and I am trying to render my background and a sprite to a texture. Currently I have the background being rendered to a texture. But I am needing to render both my ...
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2answers
38 views

Flushing KeyboardState

I'm using a simple InputManager class for an XNA game with keyboardState and lastKeyboardState that gets updated and has KeyDown/KeyReleased/KeyPressed functions... but ran into a small problem: I ...
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1answer
332 views

How can I remove Magic Pink from an image at runtime using GraphicsDevice?

In XNA 4.0, I want to load all my textures at runtime, which means I will not be able to take advantage of the content processor. (This is fine because it would allow people to change graphics and ...
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1answer
40 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
179 views

Fast mesh collision 3D (C# XNA)

I'm trying to write a simple program where a 3D landscape can be walked about with a basic camera. However, I've found it very difficult to do even simple collisions with my terrain. I'm wondering if ...
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3answers
482 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 ...
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1answer
81 views

MonoGame Point filtering movement appears Choppy/Jerky

When you move a sprite that is drawn using point filtering with a decimal number, example : 0.1 pixel or 100 * deltaTime (1.6) the movement appear choppy/jerky because it jumps from pixel to pixel. ...
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164 views

How to do animation of XNA model integrated with WPF?

Back with another weird question I managed to find a XNA Model viewer integrated with WPF which is this one https://xnamodelviewer.codeplex.com/ So I had a custom processor which sort of run multiple ...
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1answer
65 views

XNA Stop movement when arrived

I'm trying to stop movement when sprite arrive target position. But i couldn't handle it. Sprite still move and pass target position. Here's the code that runs every update to move it. public ...
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1answer
41 views

Problem restoring the game preffered buffer size after navigating from a XAML page. Monogame

I have implemented to my game a simple leaderboard and submit score pages, which are pages in XAML. I used PreferredBackBufferHeight/Width to set the buffer to be equaly on all devices, whether their ...
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1answer
47 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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3answers
70 views

Strategy for keeping a primitive facing the viewport?

Using XNA, c#. I'm writing a stellarium-type of program-- well, trying to :-) -- and I have a 'sun' texture that I'll be pasting onto triangle primitives. I'll also be floating some text above each ...
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1answer
145 views

Apply shader to only a part of a sprite

I'm trying to make an image blur when a transparent image overlays it, I am wanting it only to blur the section that is being overlayed. So if half of the original image is not being overlapped, that ...
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2answers
102 views

Create a big image out of several other small images in MonoGame/XNA

How can I create one big Texture2D out of several other small Textures2Ds? Then display that image instead of all the small images.
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0answers
66 views

XNA/C# Shadows look strange in orthographic

I have implemented shadows in to my game engine. They look fine when rendered in projection mode as a projected light, however I get a strange "blocky" look when they are put into orho'. I will be ...
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0answers
79 views

Equivalent to Draw() method in Unity project?

I have been using xna/monogame before this. So I read tutorials about unity, made some classes, loaded some sprites, everything "seems" to be going good, but I can't figure out how to add things into ...
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1answer
123 views

XNA renderTarget, how to convert mouse coordinates to world position when upscaling

I'm currently developing a monogame game with a tile engine. I have been experimenting with different tiles and sprites sizes : 16px, 32px, 64px I have settled for 32x32 pixels tiles rendered at a ...
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40 views

Additional dependencies in XNA/Monogame

I made a game in monogame recently, using the XNA content pipleline. I then sent the whole folder (The release folder in visual studio) to a friend of mine who does not have visual studio or monogame. ...
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2answers
362 views

How can I achieve a pseudo-3D camera effect like this?

I am trying to achieve a pseudo-3D camera effect similar to this: I have gotten the following results using a 3D camera and billboards: I am now running into the following problems: In the ...
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43 views

How to play a video and run content at the same time

Alright, so I have a video loaded, and other game content. Earlier this morning, when I was just learning how to actually play a video, I magically happened to get the video running in the ...
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1answer
74 views

Can someone explain to me the difference between 2 XNA methods?

I was recently trying to make a boucing ball off the environment walls. I apparently had everything correct, except for one thing, that I corrected stupidly, which made my code work, but I don't ...
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1answer
69 views

How do I make a time lapse in my code so it updates slower?

I have made some collision if statements, but they didn't work. birdbox3.X += 5; birdbox3.Y -= 5; if (birdbox3.Intersects(Banner1)) { birdbox3.Y ...
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1answer
192 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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2answers
131 views

HLSL Pixel Shader - Color depending on condition

I am new to shaders and HLSL so bare with me on this one. I have a 2D tile map in my game and want to create a mini-map, at first I was just copying all the data from one sprite batch to another and ...
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1answer
86 views

XNA Monogame - Move .dll and .xml root folder

I was just wondering if it's possible to move the dll and xml files into a subfolder, like in this picture: Thanks !
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1answer
59 views

Changing the texture filtering methodology within the same SpriteBatch Begin/End pair

How would I go about using changing the texture filtering method being used within the same SpriteBatch Begin/End pairing? I have this code so far. spriteBatch.Begin(SpriteSortMode.Deferred, ...
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0answers
50 views

XNA Billboards dont have correct depth

Im back again with yet another problem :( My current problem is with my billboard effect. Im having trouble trying to get the depth correct so that billboards that are closer to the player are ...
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1answer
66 views

Good way to support multiple types of triangles? (C# XNA)

[this question is somewhat long. here's my question in a nutshell] I want to use multiple types of Vertex data types for my triangle, interchangeably. So if I have a generic type T private void ...
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1answer
150 views

Vector2 to 3D world coordinates

I think I am almost there, but not quite. I am trying to transform a 2D point, (in the following example (100,100)) into 3D world coordinates, in order to draw my 3D Model named TestModel in ...
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1answer
94 views

How can I test if one point can “see” another point. (XNA)

I want to test if my enemy can see the player, however I want this to be pixel-perfect. I already have all of the solid objects drawing into a separate render state. It should be noted that every ...
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1answer
156 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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0answers
90 views

Getting back to game page from xaml page problem. (Windows Phone 8.1)

I have implemented a xaml page where user can submit his score. I have managed to get the user to the xaml page, after 2 hours of struggling but I do not know how can I navigate the user back to the ...
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0answers
62 views

XNA/DirectX: Advanced 3D Sound

Im currently working on an xna game with c#. Ive been looking into 3D Sounds recently as this is the next objective on my list. Ive found several tutorials online and they dont work to the standards ...
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1answer
89 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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71 views

Xna: Basic shadows

I have been programming in xna for quite some time now an I would really like to get real time shadows working. I have shadows already in my game which I got from "reimers shadow map tutorial". The ...
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2answers
123 views

Collision detection with moving tilemap

I have a player whose who's sprite is 48* 32. I know the player's position. The player can move up and down based on user input. I have a tilemap which moves. Here is an example of the array I use to ...
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1answer
119 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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1answer
94 views

XNA C# Adding objects to List in another class [closed]

Hi all i started creating this XNA/C# version of Space invaders to get better at xna since i've only been using it for about 4 days. I've managed fine till now.. So my problem is adding my Bullets ...
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1answer
169 views

Drawing the same model multiple times

I am looking ways to improve the efficiency of my draw method in XNA/Monogame and understand how things work. I have just a group of 4 models (bricks), (red, green, blue, yellow) I am drawing multiple ...
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3answers
56 views

XNA - How to use One Rectangle in sprites for collisions

I'm new to XNA and game development in general. If I want to make an object solid so my character cannot pass through it, I would use several Rectangles to make the collision more "realistic" What I ...
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2answers
64 views

How can I draw sprites in layers based on their Y position?

I am trying to figure out the most efficient way to draw sprites in a way that they layer properly based on their Y position. Lets say I have four objects of the same class named A, B, C, and D, and ...
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1answer
53 views

Most efficient way to hide out of bounds object in tile based environment [duplicate]

I am working on a desktop game in C#, with Monogame framework. I am storing the tile instances in a 2D Array, for the sake of easy collision detection. But the levels are big (often 100x100 or bigger) ...
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3answers
138 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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0answers
78 views

How do I rotate a skybox?

I am trying to find the way to rotate my skyBox. I have a vehicle at a static position (0,0,0) and I can rotate that, but it seems that rotating the skybox is a different operation. First I load the ...