Implementation of Microsoft's XNA 4 APIS for Android, iOS, MacOS and Linux.

learn more… | top users | synonyms

1
vote
2answers
180 views

How can I use voice commands to control my game?

Is it possible to use simple voice commands like "run right", "run left", "jump", "stop", "attack", "defend", "finish" to control the player in a Windows Phone 8 game? How can I implement voice ...
1
vote
0answers
116 views

How can I detect the screen resolution of a Windows Phone device? [closed]

I want to detect if a device uses WVGA, WXGA, 720p or 1080p resolution. In addition, I want to store the resolution of the device in a variable. For example, if the resolution is 800x480 pixel, then ...
1
vote
1answer
153 views

MonoGame ArgumentNullException in Spritebatch.End()

I switched my Project from XNA 4 to MonoGame 2.5.1. The port went somewhat unproblematic but I am stumpled across a problem i can't resolve. For your interest, the code worked on XNA: When I am ...
1
vote
0answers
375 views

How can I use custom shaders in Monogame?

I wrote a shader in XNA and I want to use it in a Monogame Windows Phone 8 project. I converted my Effect1.fx file to Effect1.mgfxo. But the program doesn't work correctly. The screen of my emulator ...
1
vote
0answers
195 views

Could not load sound (MonoGame) [closed]

I am using the Window Project (in MonoGame 3.2) which is uisng DirectX instead OpenGL. If I run a game, so its show me: "Could not load wind asset as a non-content file" I think, that is no ...
1
vote
0answers
63 views

Monogame apply tint to only some parts of sprite [duplicate]

Each player is a different colour (Red, Blue, Green, Yellow) and I want a small part of each piece of armour to be tinted to the player colour. Is this possible without using a second armour sprite ...
1
vote
1answer
54 views

Why does my camera break mouse position targeting? [duplicate]

I made a short video of this. Basically, when the screen scrolls with the camera, the character begins firing at the incorrect mouse position. You can see where I am clicking the whole time. As we ...
1
vote
0answers
146 views

Using obj file in an XNA game [closed]

Sorry if this is a bit novice but I am far more into engineering than game development but I just want to make a small 3D game for fun with XNA (well actually MonoGame). The thing is that I don't have ...
1
vote
1answer
288 views

Is setting the render target back to backbuffer supposed to take long?

I am creating a game in Monogame (XNA extension). I draw to a render target to display menu items for my game. Everything works fine, however... Whenever I set the render target back to the back ...
1
vote
0answers
118 views

SpriteFont not found in Nuclex Framework

I am using MonoGame to port my XNA Windows Phone app to iPhone. All is well except that my fonts look distorted/smudged on the iPhone. Turns out this is due to the way that MonoGame builds the ...
1
vote
0answers
259 views

Monogame is not using GPU? [closed]

I have the following code in Draw loop: for (int i = 0; i < 512; i++) { for (int j = 0; j < 512; j++) { spriteBatch.Draw(Textures.Grass, ...
1
vote
2answers
179 views

Input of mouseclick not always registered in XNA Update method

I have a problem that not all inputs of my mouse events seem to be registered. The update logic is checking a 2 dimensional array of 10x10 . It's logic for a jewel matching game. So when i switch my ...
1
vote
2answers
138 views

XNA Calculate two points of triangle with given Z

I want to calculate the two points of a 3D triangle that have a specified Z coordinate. I guess the way to do this would be to somehow create a plane which is perfectly flat with my given Z coordinate ...
1
vote
1answer
130 views

Should I be using Reach or HiDef profile if I have large spritesheets?

I'm working on a platformer in monogame, that I want to use a large number of sprites for making up items and objects in the background. The main spritesheet I've created is 4095x3734, when I tried ...
1
vote
0answers
482 views

Windows 8 C# Compile spritefonts for MonoGame without XNA

Hello Stack Exchange community. Recently, I've been attempting to in some way generate sprite-fonts into XNB files for use with MonoGame. The issue is however, as you may be aware, XNA is very ...
1
vote
0answers
358 views

XNA Monogame How to handle tile collision [closed]

I am working on a simple XNA side scrolling game as a learning exercise. It works by creating a level object which creates a matrix of tiles based on a map within a text file. The tiles are then drawn ...
1
vote
1answer
294 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 ...
1
vote
0answers
196 views

Strange rendering issue with monogame/WinGL with HD7670M

I'm having some strange rendering issues with latest monogame/winGL code as seen below; As you can see the xna and tomspilmans WinDX port seems just okay. I'm having this problem on my laptop ...
1
vote
0answers
614 views

Need help transforming DirectX 9 skybox hlsl shader to DirectX 11

I am in the middle of implementing a skybox to my game. I have been following this tutorial http://rbwhitaker.wikidot.com/skyboxes-2. I am using MonoGame as a framework and in order to support both ...
1
vote
0answers
401 views

Mono and/or MonoGame for Android and iOS Experiences [closed]

I was wondering if anyone has any experience of using Mono and/or MonoGame for cross platform game development, particularly with regards to Android and iOS games development. Key things are; What ...
0
votes
1answer
85 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 ...
0
votes
2answers
131 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 ...
0
votes
1answer
899 views

Camera Matrix Transform to scroll through level - Monogame, XNA

I am trying to change the way I scroll through a level. Currently I have a static camera class which stores a direction enum and a vector 2 position. This class then has a method to move the position ...
0
votes
1answer
212 views

Drawing an arrow cursor on user dragging in XNA/MonoGame

I am writing a touch enabled game in MonoGame (XNA-like API) and would like to display a an arrow 'cursor' as user is making a drag gesture from point A to point B. I am not sure on how to correctly ...
0
votes
2answers
26 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
153 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 ...
0
votes
1answer
28 views

Drawing in a static location when using a camara transform

I'm using a matrix transform to move a 2d camera in Monogame, and I was wondering: How, if I initiated my spritebatch with a matrix transform, can I draw something in a static (non-moving) position? ...
0
votes
1answer
147 views

How do I get the mouse coordinates relative to my whole scene with Monogame? [duplicate]

I am making a topdown isometric real time game using Monogame. I know how to get the mouse position for my camera view. How do I get the mouse coordinates relative to the entire scene? My game's ...
0
votes
1answer
56 views

Varying spritefont quality depending on string

I'm using Kleymissky font size 26 made via Nuclex font renderer (Hinting Method: AutoHinter) - download Why the thickness of the font drawn on screen depends on the string itself? What can I do to ...
0
votes
1answer
169 views

How do you create a .XNB Font file for use with CocosSharp?

I know the .XNB file format is an XNA thing and that CocosSharp inherits this from its MonoGame roots. However there doesn't seem to be any information on how to create your own .XNB fonts to use with ...
0
votes
1answer
79 views

QuadTree treeNode design question

I'm a programming newbie. I have a Quadtree. I created a TreeNode class that the Quadtree will use as nodes. I have spriteNode that inherits from TreeNode. However, I also have several sprite ...
0
votes
2answers
718 views

Where is MonoGame's API reference?

I wanted to pick up Monogame, but I can't find documentation. All I see on GitHub is some tutorials. I'm looking for class reference like this from XNA.
0
votes
1answer
154 views

Port a WP7 game to WP8 with Monogame

I have a full working game for WP7, I want to port it to WP8 with Monogame. I have installed Monogame and I have done all tests to see that it is working inside Visual Studio Express 2012 for Windows ...
0
votes
2answers
78 views

Can't show an object in a tapped coordinate

So hi, I have a problem. I want to show an object (Texture2D) in an area tapped by user. This is my fields : List<Texture2D> list = new List<Texture2D>(); List<Vector2> list2 = new ...
0
votes
1answer
473 views

MonoGame: PC + Mobile?

I'm researching Monogame. Their goal is to allow "easy" porting of an existing XNA/Windows game to mobile. Does this mean you can have one solution (theoretically) with shared code, and it works on ...
0
votes
1answer
21 views

XNA draw texture/font and DrawIndexedPrimitives at the same time

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
votes
3answers
117 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 ...
0
votes
1answer
42 views

Adding SpriteFont in Monogame

My question is probably something you guys have heard before - "How do you add SpriteFont's in Monogame's content manager?" The simple answer to this is, right click the 'Content' folder, go on 'Add ...
0
votes
2answers
103 views

Depth of overlap between circle and rectangle

I have a circle and a rectangle one of the two objects is moving the other is static. How can I prevent them from overlapping each other? For now there is only one thing that I don't know how to ...
0
votes
1answer
219 views

Multiple tile drawing in monogame is slow

So I have this drawing function (which is by the way recomended as an solution here). It draws tiles on the whole window with no problem but my game slows down to ~30fps after maximizing it to ...
0
votes
1answer
291 views

How to have an event occur after x seconds?

I want a method to run after every 10 or 15 seconds. My timer is set to: timer = (double) gameTime.ElapsedGameTime.TotalSeconds; What would be the logic to check for every 10 or 15 seconds?
0
votes
1answer
185 views

Save Texture2D to file in Monogame

I'm working on a tilesheet builder tool for my game to speed up tile creation, and I need to save a generated texture2D as a png. I've tried using the .SaveAsPng function but it isn't implemented in ...
0
votes
1answer
113 views

Optimizing Draw calls in MonoGame Android platformer

I am working on a 2D platformer that is in the final stages of optimization. I have a few different devices for testing, and I am trying to get the best possible framerate on the weaker ones. On a ...
0
votes
1answer
138 views

2D terrain with midpoint displacement and collision

I followed this theory Here to implement a simple scrolling 2D terrain for my running game. I am used to dealing with collision via a tile system but am looking for a good theory on how to perform ...
0
votes
1answer
47 views

Is there a build-in function to count the amount of sprites drawn by SpriteBatch per frame?

I'm hoping to find out how many sprites are on the screen at any given time. In other words, is it possible to find out how many times spriteBatch.Draw(); is called between spriteBatch.Begin(); and ...
0
votes
1answer
99 views

XNA 3D cube rotation problem

I am new to game programming and still trying to clear up my basics. I am stuck with a problem and unable to resolve on my own knowledge. I am trying to rotate a 3d cube in MonoGame (Similar to XNA) ...
0
votes
1answer
159 views

How can I scroll my tile maps?

I've been trying to understand how I can use matrix to implement a smooth tile scrolling system but I fail miserably. So I have a pretty big world stored in a multi-dimensional array which is ...
0
votes
1answer
153 views

Bounding Box in Monogame for mouse picking - Ray perspective

My mouse ray is screwing up precision. I don't really know how to fix it, maybe you guys can help. problem : (5.6mg gif) https://www.dropbox.com/s/v0z67afso88hsd1/perspective_ray.gif how i create ...
0
votes
2answers
96 views

What image sizes should I use for a mobile cross-platfom game? [closed]

I'm new to mobile development. I use Monogame. What device screen resolutions should I consider to target all Android, iOS and Windows Phone devices? Assuming we have three screen sizes, should I be ...
0
votes
1answer
310 views

Monogame: Why is my sprite looking the same on every resolution?

I want that my sprite(Mario) don't look the same on every Windows Phone resolution. If I use this code, the sprite is on every resolution on the right position but it also has the same size on every ...