C# is a multiparadigm, managed, garbage-collected, object-oriented programming language created by Microsoft in conjunction with the .NET platform.

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50 views

How can I use a filter to scale down my sprites?

I want the best visual result on my Windows Phone if I scale down my sprites from 1920x1080 pixel resolution to 800x480 pixel resolution. How can I use a filter to scale down my sprites? Which ...
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0answers
49 views

Trying to get an object to move back and forth on collision between two collidable objects

Im trying to get a box object to hit a collidable wall on the right and when it hits it move left and hit the left wall and switch back and so on and so forth. Im having trouble with this because ...
4
votes
2answers
236 views

How can I support different screen resolutions without scaling the sprites?

I already tried to support different screen resolutions with scaling the sprites. But if I scale my sprites from 800x480 to 1920x1080 pixel, then the sprites look blurry. I want to use different ...
1
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0answers
93 views

Unity crashes completely when I rotate my objects [closed]

I've started my first tiny Unity project and after 20 minutes I run into a brick wall. My goal was to create a Android 2D game with falling polygons, that you have to click and they disappear. ...
2
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2answers
116 views

Mandelbrot generation using custom HLSL shader in XNA

So I made a Mandelbrot generator in C# and I'm learning about HLSL and custom shaders in XNA (For a college course). I was hoping to do the mandelbrot calculations on the graphics card to make them ...
3
votes
1answer
100 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 ...
3
votes
1answer
108 views

Explanation of matrix transformations

I've been looking for something that can help me understand matrix transformations. I've been to multiple different sites, including Wikipedia and quite a lot of related questions on SE and other ...
3
votes
2answers
91 views

How can I read the color of a specific pixel in XNA?

I want a way to find out if, for example, the pixel at Vector2(2, 5) on the game window is color Color.Red, or some other color or set of coordinates. How can I do this?
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votes
1answer
38 views

Scaling/Rotating triangle

I have a Triangle class and a list of triangles representing my 3D model shape. When I update the position, the rotation or the scale of my model, I also want my triangles list to be updated. I ...
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1answer
69 views

Why is the player not resting in the center of the camera?

Is it possible to create a combination of the following two cameras described in Andrew Russell's answer? XNA Platformer Sample: Supporting multiple resolutions? I want to implement a scrolling ...
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vote
2answers
184 views

Unity3d not allowing endpoint to save cookies

So I'm using an external DLL with Unity to login to a web service and access functions from it. The DLL works perfectly fine in a command prompt project, but when run in Unity I can log in ...
1
vote
1answer
311 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 ...
3
votes
2answers
110 views

Separate “Battle Character” class from “Character” class?

So I have a Class called Character which represents all the player, his companions, and all enemies. This class does a lot of things including performing actions upon other characters, and upon the ...
3
votes
1answer
116 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, ...
2
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0answers
253 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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0answers
126 views

Shooting on an Authoritative Server StackOverflowExecption error (uLink and Unity)

I am trying to get shooting working on an authoritative server example found in http://developer.muchdifferent.com/unitypark/Tutorials/uLinkPhysicsOnServer (ULink is used to create a scene where ...
1
vote
1answer
129 views

How to correctly handle multiple movement key presses resulting in double the speed?

I am trying to implement acceleration and drag into my top-down 2D game. The player can move using the WASD keys. Acceleration works fine, but the way I handle the directional velocity causes the ...
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vote
3answers
79 views

Identify a selected prefab rather than all of them [closed]

I am trying to play a particle effect when an enemy is killed but it seems to play on a randomly selected one rather than the one that was hit. However the enemy that was hit still disappears and ...
1
vote
1answer
116 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 ...
0
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1answer
262 views

How to get and change a mesh-renderer component in unity?

I've been making a simple brick-breaker game using unity 4.3 (In C#). I'm currently trying to make the blocks, which are stored in an array, all start with random colour properties. The colours are ...
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0answers
51 views

Setting up 3d Collision for Primitive shapes

Im having some trouble understanding how to set up collision detection between my first person camera and my primitive shapes which are made using the vertex buffer. Do i give my camera a boundingBox ...
1
vote
1answer
77 views

AddComponent using a variable

I want to add a Component to a GameObject using an existing instance of the Component class. Let's say I have the class Foo: public class Foo : MonoBehaviour { int id {get; set;} string name ...
2
votes
1answer
94 views

Issues with 2D Body/Limb system [closed]

In my game I have programmed Body and Limb classes. The Body is guaranteed to have an origin in the center of its sprite. The Body class has a List of children Limbs, each with their own offset. Every ...
3
votes
1answer
73 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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votes
2answers
161 views

Why is my C# array in unity not working?

I'm creating a 2D brick breaking game in unity 4.3. I want all of my bricks to be different colours for each game, so I've created a C# script to assign random colours to each brick when the game ...
1
vote
1answer
124 views

How to rotate vertices of 2D shape using a transform matrix?

I am making a top-down 2D game and am currently working on implementing improved collision using SAT. I programmed a Shape class with a Vector2 center that is its position in world space. On top of ...
2
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1answer
119 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 ...
3
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2answers
1k views

Update vs. FixedUpdate in Unity

I was told to use Update() for graphics and FixedUpdate() for physics, but sometimes my inputs won't register when I use FixedUpdate(). It works fine if I use Update() for everything though. Should I ...
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vote
3answers
222 views

Why are my Unity procedural animations jerky?

I'm working in Unity and getting some crazy weird motion behavior. I have a plane and I'm moving it. It's ever so slightly getting about 1 pixel bigger and smaller. It looks like the it's kind of ...
1
vote
1answer
71 views

XNA C# Mario Collide

I'm trying to make Mario so im trying to do the collision part but whenever I do the side collision it bounces back too far. I want to make it so that it only stops Mario not bounces him back. ...
1
vote
1answer
128 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 ...
0
votes
1answer
120 views

A problem with texture atlasing in Unity

I have the texture below and I need to get rectangular parts from it. I could finally combine meshes of different quads to improve performance, but I with quads of different tilings, this means ...
0
votes
1answer
120 views

Calculating ball trajectory in Pong

I'm making a Pong game and I'm just looking for a simple way to calculate a straight travelling path for the ball based on the angle of the ball. How would I go about implementing something like this? ...
0
votes
1answer
109 views

Projecting a light onto a quad

I need to project the light onto the quad and use its value for translating the vertices. I'm currently having 6 vertices, two quads, The points are A X C B Y D Point X, Y are coming from two ...
1
vote
1answer
178 views

How do you make a bullet ricochet off a vertical wall?

First things first. I am using C# with XNA. My game is top-down and the player can shoot bullets. I've managed to get the bullets to ricochet correctly off horizontal walls. Yet, despite using similar ...
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0answers
192 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 ...
0
votes
1answer
78 views

How to retrieve a cube collision by faces

I work for a while on a minecraft game (voxel). I am front a problem for a long time about the collision detection. I want recover the cubes collision from my highlighted black's cube like on the ...
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0answers
28 views

XNA - Link between Create Rotations matrices

A friend of mine have been coding some rotations on my XNA project, but the order of the matrices rotation are not good. Some are of form : Matrix.CreateRotationZ(1.21f) * ...
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0answers
34 views

XNA - Store and define level event [duplicate]

I am currently developing a game in C# using XNA/MonoGame and I face an issue to manage and store my level event. I store my level in XML (Enemies, Spawn location...) and I would like to store my ...
2
votes
2answers
90 views

How to use camera transformation without depending on (1,-1) scale during spriteBatch.draw()

I am creating a 2D platformer type game in XNA. I currently have a camera object, with a position/rotation/zoomlevel that I use to generate a transformation matrix to pass to SpriteBatch.Begin(). ...
1
vote
2answers
168 views

how to call the specific animation?

I have a script to control the player simply moves Left, move right, etc.. but the animation when winning, losing, or Light, just put it on the animation and animator and no script for it. I wanted ...
1
vote
0answers
50 views

Collision repositioning/resolution help

I've been having a trouble with moving objects out of the hitboxes they've just collided with. Here is my (relevant) code so far: Vector2 oposo = other.position; Vector2 poso = ...
0
votes
2answers
235 views

SharpDX.Toolkit setting constant buffer

I am trying to use a constant buffer in a program using SharpDX.Toolkit. I use the Toolkit because it has nice font support for writing on the screen. The problem I face is in assigning data to the ...
1
vote
0answers
128 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 ...
2
votes
1answer
655 views

How can I use XNA with Visual Studio Express 2013 for Windows?

http://dev.windowsphone.com/en-us/downloadsdk I downloaded the current version of Visual Studio to develop Windows Phone apps, but I don't know how to add XNA. I tried to install XNA, but it's not ...
0
votes
1answer
150 views

How to create public Arrays of game objects so that they can be assigned through inspector

I am making a unity2D game. I need to declare public array of gameobjects so that I can assign them colliders, textures through inspector by drag n drop. Is there any way to do this? I am using c#. I ...
0
votes
1answer
149 views

Variable Jump in Unity3d

I implemented variable jumping in unity for an endless running game. My question, how can I make the jump frame rate independent? My algorithm if ( keyDown ){ isJumping = true ySpeed += ...
0
votes
1answer
48 views

Why do I get an error about being unable to change rasterizer states in this code?

I'm trying to toggle between wireframe and full mode while drawing a 3d model. So far I have this rs = new RasterizerState(); In my update method: if (state.IsKeyDown(Keys.V)) { ...
3
votes
2answers
157 views

Using Behavior Trees and Events together

I am beginning to work with behavior trees and am unsure how events should be handled within the tree. Lets say we have a space game where the player is dogfighting with a handful of other ships, some ...
0
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0answers
85 views

class instance issue

Currently, i am working on a project which deals with several parts. First, I want to interface with a Sidewinder Force Feedback 2 joystick in Unity using SharpDX and SharpDX.DirectInput libraries. ...