Open-source implementation of Microsoft's XNA 4, for Windows, Mac, Linux, Android, and iOS, among others.

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209 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 ...
5
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2answers
358 views

Conditional Defines and HLSL

Is it possible to use project level conditional defines in hlsl code? I'm trying to conditionaly compile a shader using MonoGame Content Procesor. Depending on project type (ie. Windows, Windows8...) ...
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0answers
93 views

How do I setup scoring system for my game? [closed]

I've created a simple endless game. And I want the scoring system to be something like the one in flappy bird. My aim is to publish my game to app stores in the end. How do I save/keep a high score? ...
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1answer
499 views

MonoGame hosted in a control/form

I would very much like to host my monogame window inside a Form so that I can take advantage of the nice gui elements in the C# framework when creating a simple level editor. I have looked online, but ...
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1answer
165 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 ...
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1answer
432 views

Issues compiling .fx shader to MGFX

I've been trying to port Catalinzima's 2D lighting example over to MonoGame to try and get some basic understanding around it and adapt it for use in my engine. I've been trying to convert the two .fx ...
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1answer
52 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 ...
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1answer
180 views

Resolution independent game world in 3D

I'm developing a game similar to Don't Starve - 2D billboards in a 3D world. Now I have encountered a problem with resolutions. I want the player to be able to change resolution, but I don't want to ...
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136 views

MonoGame - Fuzzy Pixels When Drawing (2D)

I apologize if this has been answered somewhere; I spent quite awhile searching but couldn't find an answer. I have any issue with my 2D sprites being drawn to the screen - either the non-moving or ...
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0answers
37 views

Monogame render between constraints

I have, in MonoGame, a project for which I require the game to not use the full screen depending on the resolution. The game elements etc all behave as they should (So they bounce off for example ...
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2answers
296 views

Tons of stuttering in XNA?

As stated in the title, my program stutters like crazy, even though my program for the most part runs for 60 fps. During the moments it stutters, FPS momentarily drops down to 59(stats from FRAPS). ...
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1answer
130 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) ...
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1answer
687 views

Loading a stream/asset on Android MonoGame without ContentManager

In the game I am developing, I have created a serializable class that generates a .map file for saving and loading levels. In XNA, this works great using the following code: FileStream fileStream = ...
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2answers
116 views

How to mimic the same fixed-size horizon as in this racing game?

I am trying to replicate the same horizon (buildings and sky) as in the image below: As you can see, the player has advanced in a straight line, yet the horizon has still the same size: This is ...
2
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1answer
142 views

MonoGame not all letters being drawn with DrawString

I'm currently making a dynamic user interface for my game and are setting up having text on my buttons. I'm having an odd issue where, when i use a specific piece of code to determine the text ...
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1answer
265 views

XNA Load/Unload logic (contentmanager?)

I am trying to make a point-and-click adventure game with XNA, starting off simple. My experience with XNA is about a month old now, know how the classes and inheritance works (basic stuff). I have a ...
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2answers
259 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 ...
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1answer
586 views

MonoGame audio format

MP4 AAC is a well supported playback format according to the docs, but the MonoGame content project only seems to compile MP3/WAV/WMA formats. I tried to put raw aac files in my android game but the ...
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2answers
689 views

Zelda-style top-down RPG. How to store tile and collision data?

I'm looking to build a Zelda: LTTP style top-down RPG. I've read a lot on the subject and am currently going back and forth on a few solutions. I'm using C#, MonoGame, and Tiled. For my tile maps, ...
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1answer
168 views

How can I scale Farseer bodies so that they work on different screen resolutions?

I created a little Windows Phone 8 game that supports multiple resolutions. If the resolution of the device is less than 720p, then the sprites and their corresponding Farseer bodies need to be scaled ...
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1answer
231 views

Does every Windows Phone 8 device have one of a fixed set of resolutions?

Does every Windows Phone have one of the following 4 resolutions? 800x480, 1280x768, 1280x720, 1920x1080 pixels Or is it possible that some devices only have a resolution of 1280x719 or 1279x720 ...
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0answers
147 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 ...
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2answers
163 views

Properly rendering transparent areas of textures

I'm rendering a tree that contains branch meshes with partially transparent textures. If I render it with AlphaTestEffect and set the ReferenceAlpha to something low, I'll get this. I want to ...
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1answer
157 views

Obfuscating Monogame assets

I'm obfuscating spritesheets. I've already encrypted the .txt file dictionaries. Now I'd like to perform binary serialization on the image files. Texture2D does not allow for this though, probably ...
5
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1answer
331 views

How do I load a model through AssimpNet into Monogame?

I am new to MonoGame and to 3d and I'm stuck on how to import a model. It seems the best way to import a mesh model and 3d animations in Monogame in Windows 8 is through AssimpNet. I can't find a ...
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1answer
395 views

How can I create a resizeable 2D camera with parallax scrolling?

I want to create a Windows Phone jump-and-run game with parallax scrolling. The character should always be in centered in the viewport. I use the following camera so that the viewport looks on every ...
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1answer
209 views

How should I draw the GUI if I use a 2D camera?

I have a camera in my 2D side scrolling game and I want to implement the GUI. How can I do that? For the moment, I draw everything like this: spriteBatch.Begin(SpriteSortMode.Deferred, ...
3
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1answer
662 views

Controlled rotation on 3D object with mouse movement

I've a scene with a cube that I can rotate around yaw, pitch and roll. I do this by click the circles and drag the mouse on x/y-axis. I want similar functionality as the Unity rotation tool in editor ...
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2answers
240 views

Text contains characters that cannot be resolved by this SpriteFont

I'm trying to draw currency symbols in an Arial Spritefont. According to thissite, the font contains these symbols. I've included the Unicode character region for these symbols in the Content ...
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1answer
173 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 ...
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1answer
145 views

[ C# ]xna to monogame

I'm thinking of going back to xna and c# because I have used java 2d, slick 2d and some other libraries. I started off with xna and c# but ignored it for java. I'm thinking of going back, but I see ...
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1answer
83 views

Why is my cursor not working if I add a scaling matrix?

After moving the camera to any direction, my cursor isn't getting drawn on the correct position. For example: I move my camera to the right, after that I click on the screen, but the cursor isn't ...
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1answer
225 views

2D physics rotation w/ XNA

I'm creating a simple game with space ships made of blocks that are all the same size. After having looked at this: Calculating the rotational force of a 2D sprite I have created the following code ...
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1answer
167 views

How can I use a camera matrix with different resolutions?

I created a little jump'n'run game. The character(Mario) is always the center of the viewport. The game is running correctly if I use the resolution 800x480 pixel. But when I use another ...
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0answers
488 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 ...
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0answers
261 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 ...
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1answer
126 views

How can I determine if an object hit the top of a tile rectangle in MonoGame? [duplicate]

I've been implementing an AI system in my 2D game using MonoGame. In some situations when a collision between two objects occurs, I need the NPC to move in different directions depending on the ...
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0answers
80 views

Matrix Translate Camera has some sort of spiky movement

public class Camera2D { private Vector2 _position; protected float _viewportHeight; protected float _viewportWidth; public Vector2 ScreenCenter; protected Being _unit; // the sprite camera is ...
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2answers
225 views

MonoGame - 2x2 texture scaling issue

I've just recently switched from XNA to MonoGame and now I've run into something that has never happened to me in XNA before. I've created a 2x2 texture and filled it with a color by doing this: ...
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1answer
229 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 ...
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2answers
945 views

Adding 'xna content project' reference to monogame project(visual studio 2013 pro)?

I want to add reference to an xna content project. Which should be like the content project reference we have in an xna windows game. I am on visual studio 2013. I got the xna extensions to work by ...
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2answers
219 views

Layer depth problem

I try to create Puzzle JigSaw,and I want to display the selected piece on the first layer, the pieces that are on the original positions(solved) on the last layer and the others on the middle. I ...
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1answer
220 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 ...
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0answers
155 views

Monogame/XNA Invert Screen Y Axis

I am trying to invert the direction of the Y axis in Monogame from positive downwards, or screen space, to positive upwards, so that my world transformation matrix makes more sense. It seems ...
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vote
1answer
303 views

Bounding Box in Monogame for mouse picking

Hello guys so I'm implementing this mouse manager to be able to pick up objects. My application uses mainly textured quads in 3d space. I'm using bounding boxes in monogame to do so, however my ...
2
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1answer
214 views

Is there a penalty to using render targets versus textures?

I figured that the best way to ship 2D art for multiple resolutions is to instruct my artist to create the fullscreen background images sized for the highest resolution and then scale them down during ...
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2answers
203 views

XNA: Non-overlapping shadows

I want to create an effect similar to the following in XNA / MonoGame: There's a background and a semi-transparent shadow consisting of several objects (two circles in this example). However, the ...
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0answers
72 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 ...
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1answer
168 views

Scale adaption based on distance to object

I have situation illustrated on image above, name displayed over the player. Text is rendered as 3d rectangle and rotated to face camera as billboard. (I am using this article ...
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1answer
84 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 ...