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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1answer
73 views

Sprites not showing (C# - XNA 4.0)

I'm following a tutorial from XNA GPA, but in my project, none of the sprites are loading. I've followed all of the instructions exactly, and the code works as expected when I copy it from my project ...
1
vote
1answer
85 views

Problem disposing content from a screen's content manager

I have a problem with my game. I am using multiple classes for different screens, for exemple: Main Menu is one screen, When playing is another, and so on... I decided to use multiple ...
1
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1answer
288 views

What's wrong with my HLSL depth shader?

I'm trying to render depth texture in XNA 4.0. I'm read few different tutorials several times and realy cannot understand what I'm doing wrong. Depth shader: float4x4 WVPMatrix; struct ...
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0answers
54 views

XNA 2D Tile Baseed Map Collision Messing Up On Inside Corners

I'm creating a 2D Over the head game and the collision system works fine for straight walls and outside corners although not for inside corners. The walls are done by each solid tile having a ...
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1answer
64 views

Mapping “Color” parameter from SpriteBatch.DrawString() function to a custom shader

I've recently found a nice way to render text in XNA with custom font AND custom shader. Here is the game code**: using System; using System.Collections.Generic; using System.Linq; using Microsoft....
2
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1answer
69 views

Reading messages from a certain client in Lidgren

I'm setting up a game with Lidgren, and I was wondering if there was a way to read a message from a certain client instead of just from the server as a whole, such as- //Why doesn't this exist? ...
2
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2answers
121 views

Draw transparency

I want to draw a terrain in a Texture2D at runtime in order to make collisions work with Farseer Physics later on. What I need is to make some parts of my original texture, which is just a colored ...
2
votes
1answer
53 views

Math behind XNA's spriteBatch.draw() color parameter?

I'm trying to make a shader that changes the color of a sprite the way the XNA spriteBatch.draw() color parameter changes color. I don't know exactly what it is called (the closest word I can think of ...
3
votes
1answer
79 views

Lidgren not starting server properly

I have a server set up for my game with Lidgren, and it works well when I have it set up on one machine, but if I try to run the server on another machine, I am unable to connect from other machines. ...
2
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3answers
237 views

XNA realistic water: How to clip along a mesh instead of a plane

I hope you can help me with the following problem: I'm developing a 3d game (in XNA) with an ocean. I want it to look semi-realistic. So far, I'm rendering 4 things: The ocean floor (terrain) on ...
0
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1answer
34 views

Rectangle Collision Not Correct

As you can see on the top corner it says COL: False/True. This is if the player bounds and the tiles which are solids. The rectangles for the tiles and players are checked if they intercept each-other....
6
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3answers
288 views

Change in direction should slow down object and accelerate in new heading (2D grid-based)

I'm trying to implement some sort of faux space physics in my 2D game. I have a top down view of my space ship. You can change direction and set a speed up to a maximum which then accelerates the ship ...
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0answers
40 views

xna multiplayer movement

So I have a tcp sockets network setup with the ability for clients to connect to the server. I'm currently trying to do movement. And iv discovers that tcp is terrible for sending out the x and y ...
4
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1answer
86 views

Are concurrent Update and Draw calls possible in XNA?

I am making a real-time game in XNA and I would like to reduce the Update() call frequency while getting as many Draw() calls as possible. This would enable the program to finish long calculations in ...
2
votes
1answer
336 views

Adding shadow and other effects on a spritefont Monogame

Is there a way that I can add shadow effect on text drawn in monogame? Because you cannot add shadow effect when creating a new spritefont file in Monogame Content Pipeline. Thanks.
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1answer
190 views

Monogame / XNA - Multple 2D Cameras (Rectangle) on screen

I recently started building a simple 2D roguelike game using Monogame 3.4. I was keen on building the game "engine" myself as I saw it as a fun learning curve. Monogame was pretty much the best option ...
1
vote
2answers
127 views

Rotation before scaling image/Lower resolution rotation? (XNA/C#)

Currently, when I rotate the image using SpriteBatch.Draw() the image is rotated after it is scaled. Resulting in: Which is using the code public override void Draw(GameTime gameTime) { ...
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0answers
128 views

Issues with 2D raycasting lighting under limitations of HLSL 3.0 pixel shader

I've been writing my own HLSL pixel shader for dynamic lighting using raycasting. Unfortunately, since I'm using this out of XNA, I can only use up to ps_3_0. As you can see, the limitations ...
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0answers
41 views

Drawing directly to XNA depth buffer

Is it possible to set the depth buffer (i.e. draw depth values directly) in XNA? All the examples I could find are showing how to render a 3D scene to a RenderTarget2D and get the depth information ...
0
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1answer
71 views

Circle Depth Penetration

I'm resolving some collision between circles and I keep getting this problem. Note: The rectangles are perfect squares fitting the circles so when I type rect.Width I mean the radius of the circle. ...
0
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1answer
83 views

Enemy Follow Player Orthogonal Movement

I have a Enemy class that Seeks a player if he is in his field of view. Problem is i want the enemy only to move up/down/right/left, not like for example up and left at the same time (diagonal ...
2
votes
1answer
96 views

Problem with Rotation - C#/XNA

I have a projecile(Hook) and the tail of the projectile(yellow balls) TailProjectile class draws a ball at the exact position of the projectile(hook) and let it there until the projectile ends I'd ...
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0answers
62 views

Custom Keyboard run by Arduino not working in XNA

I'm trying to make a stenotype-teaching game using the stenoboard as input. The Stenoboard emulates an NKRO keyboard, using this code: https://github.com/caru/StenoFW/blob/master/StenoFW.ino, with an ...
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votes
2answers
82 views

How can I follow the player sprite with the camera?

I've spent the last 4 days trying to figure out how to get a camera to follow the player sprite. I've followed every tutorial I could find and none of them worked. My Camera script looks like this. ...
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0answers
67 views

Using an object as a model to avoid too many parameters - XNA/C#

I have 3 classes(Skill,Projectile and Status),Skill has Projectile and Projectile has Status, all of them need to read information from a txt and to avoid open it everytime I want to create an object ...
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1answer
129 views

Keyboard.GetState() only work first time, and Memory increase (not Disposing) [closed]

EDIT UPDATE 3 I been searching the web for a solution and found several people struggling with Memoryleak using MonoGame while trying to dispose objects. It could be the case that MonoGame should be ...
3
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2answers
80 views

XNA/C# Convert polygons into tilemap

I'm currently working on my 2D survival game, where the world is infinite and generated by perlin noise. I wanted to also include biomes and this article interested me - http://www-cs-students....
3
votes
1answer
403 views

In MonoGame, how can I disable font anti-aliasing?

I am building a game with a "low resolution" aesthetic, so I would like to disable the default font anti-aliasing. The text is drawn using the built-in SpriteFont and SpriteBatch classes. Here is ...
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1answer
103 views

Simplex noise heightmap

I'm currently working on a game with an "infinite" programmatically generated terrain. The terrain is being generated by creating a heightmap using simplex noise. I've followed a tutorial and ended ...
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1answer
113 views

How to optimize my movement & collision code?

I am trying to implement movement & collision the simplest way possible. public void MovePlayer() { KeyboardState keyState = Keyboard.GetState(); Vector2 checkVec = ...
0
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1answer
162 views

Problem with SSAO

I'm trying to implement SSAO based on this tutorial (and other). My setup: XNA 4.0 Deferred depth = z/w This is result: Lines across buildings are moving when I move camera. So I'm wondering ...
1
vote
1answer
297 views

Word in different color in middle of string XNA

Is it possible to use different font colors for the same string, for example, when buying a weapon in CoD AW Exo Zombies: How do I do this? Thanks.
4
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2answers
449 views

Managing cross-platform targets/compatibility with Monogame

I recently started using Monogame for the first time because of it's cross platform compatibilities and heavily active development. The first thing I did is installing the whole framework using their ...
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2answers
115 views

entity component - get object from entity system without knowing it's ID

Ive been building a game using a Entity Component system, but im having a bit of an issue finding a specific object in my entity system without knowing the Entity's Id. My game is organized in ...
2
votes
2answers
152 views

2D Simplex Smooth Cave Generation

So I'm creating a system of caves below my random terrain generation, and I'm using 2D Simplex Noise to do so and I have a pretty good grasp on generating the random caves. However, the cutoff from ...
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1answer
84 views

1D Simplex Noise Returns Same Generation

I've been using 1D Simplex Noise to create a random world surface, and it keeps generating with the same looking surface terrain, with some minor variations. Here is my sample code- Tile[][] tiles = ...
0
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1answer
63 views

My sprites are spwaning on top of each other with a new class?

I am making a game for college in XNA C#, however I have got to the point where I need some enemy sprites to be spawned in for the player to shoot. I did this with one enemy by itself without using ...
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2answers
266 views

XNA Rotating a Rectangle?

I am in the process of making a giant shooter game and I have got to the point where I needed to use rectangles to detect bullets and giants hitting the player. I did that however, if you look at this ...
2
votes
1answer
142 views

Black Rectangle instead of texture

I am trying to draw a textured ractangle like in this example. But instead of a texture the rectangle is just black. Draw method: protected override void Draw(GameTime gameTime) { GraphicsDevice....
0
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1answer
74 views

Shadow map depth error makes all light be covered and hidden

I've been following the tutorials listed below: http://www.riemers.net/eng/Tutorials/XNA/Csharp/Series3/Shadow_map.php http://xbox.create.msdn.com/en-US/education/catalog/sample/shadow_mapping_1 ...
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votes
2answers
131 views

In XNA, how do I make a sprite move towards another?

I am making a shoot-em-up with a player-controlled sprite with a gun: I have most of the game working, but I have gotten to the point where I need to load in the enemy characters and make them move ...
1
vote
1answer
111 views

XNA arcball camera steering issue

I have an arcball set up to follow my model in XNA. It rotates around the target correctly when holding in the left mouse button and moving the mouse. It zooms in and our correctly with the mouse ...
4
votes
1answer
121 views

Torus World Collision Dection

I am looking for a collision detection solution for use when 2d screen wrapping. Specifically, when the image is split between the right and left side I can only detect a collision for a limited area....
0
votes
2answers
93 views

Choppy movement

So, I'm trying to write some code in C# XNA to make an enemy move in a random direction for 0.5 seconds, then switch direction and once again move for 0.5 seconds. However the problem I've discovered ...
2
votes
1answer
403 views

Problem, why the mouse cursor position is totally wrong, after resizing the window?

I come here, because i'm trying to add some "menu" interface in my small XNA Game . I found on internet a nice library adviced by many devellopers. Till now everythink is ok, the problem is my C# code ...
2
votes
1answer
218 views

Supported Orientation, Monogame, Windows Phone 8

I am developing a game in which I need to rotate the screen on Landscape mode or Portrait, and lock it that way. In Monogame, targeting Windows Phone 8.1 adding this code: Graphics....
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0answers
84 views

Specific bone not present in the skeleton XNA

I have created a human mesh, bone structure, and animation rig in 3ds max for an XNA game I am developing for school. I am currently having a problem with one specific bone upon build in Visual Studio....
0
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1answer
63 views

XNA Texture mapping on model

I have a cube as my model and want to map a texture on every side of the cube. I have been searching for a while and most answers suggest using 3D max or using VertexPositionTextures. I am not ...
1
vote
1answer
269 views

What is the difference between a Viewport and a Scissor Rectangle?

In XNA, what is the difference between a Viewport and a Scissor Rectangle, and when should I use each one? It looks like viewport clipping is applied to the geometry before the rasterization state, ...