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

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2
votes
1answer
92 views

SpriteBatch, trying to reduce draw calls

This my main draw call: Matrix Camera_transformation = player_camera_.GetTransformation(); // Background - AlphaBlend spritebatch.Begin(SpriteSortMode.Deferred, ...
1
vote
2answers
227 views

Drawing cube in SharpDX, wrong perspective

I want to draw a cube. This is what i currently have: As you can see, the perspective is VERY wrong. The the size in the z-direction is too small and the difference between the front and back size ...
0
votes
1answer
103 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
2answers
191 views

Which Design Patterns Should I consider for Quest Management? [closed]

I am working on an fantasy RPG and I would like to get some ideas about how I am implementing Quests. Quests in my game are very generic. The quest goal can be almost anything in the game. The goal ...
0
votes
1answer
143 views

How to solve the overlap of two circles that collide

I have two circles , one of the circles is static the other is moving around. I have a method that checks whether the two circles collide. How to make the two circles don't overlap when colliding? ...
0
votes
0answers
51 views

C# Fit an image into the outline of a 2d sprite character body perfectly

Ok, I'm trying to wrap my head around how to begin doing this. I tried on stackoverflow.com but my question was downvoted/closed for being "too broad"; so here goes again in more detail. I have two ...
2
votes
1answer
121 views

How can I create or extrude a mesh along a spline?

Let's say, for example, that I have a working spline. I want to use this spline to create a mesh, but I'm not quite sure how to go about it. For example, I want to create a road along this spline. I ...
8
votes
1answer
4k views

Microsoft XNA Platformer Example, is the Collsion Detection implemented accurately?

The example provided by Microsoft seems as if the collision detection (from what I can see) will have a small error. When the user collides with an Unpassable tile, the depth of the intersection is ...
0
votes
1answer
104 views

Saving and retrieving high-score data in XNA 4.0 [closed]

I made a game in XNA 4.0 and now I need to save the points in a database or in a file (or in something else). My goal is to store and retrieve the highest score if I choose that option in the main ...
1
vote
2answers
140 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
3answers
72 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 ...
2
votes
0answers
87 views

Improving effect performance in XNA

I'm making a 2D, top-down platformer, in which four or five layers are rendered each time the game draws. Everything is fairly performant except for the bottom layer, which is the game map. This is ...
0
votes
1answer
80 views

Can't get the logic behind my AABB collision

This is my collision detection function in the maze game im working at. I never made a game before and I dont have that much programming experience. The question I keep asking me continously is why ...
0
votes
1answer
69 views

Convert triangles to quads of a Mesh

Supposing I have applied delaunay triangulation on a convex mesh, and I have all information (edges, vertices etc.) I would like to transform the triangles to quads I was reading that inverse ...
1
vote
0answers
52 views

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

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 ...
0
votes
1answer
183 views

How to properly handle top down 2D collision?

I can never seem to get this right, well polished at least. I'm creating a top down game in XNA, and collision has always been an issue for me to do properly. Detecting collision is fine, but ...
0
votes
0answers
28 views

How to implement a lightmap [duplicate]

I saw this answer and I got what he has done, but how do I create a lightmap same as this one? thanks in advance! (from what lightmap should be built from (array?) and how do I calculate a lightmap ...
0
votes
1answer
48 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 ...
0
votes
0answers
47 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
220 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 ...
2
votes
1answer
92 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 ...
1
vote
0answers
79 views

Unity crashes completely when I rotate my objects

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. ...
1
vote
2answers
169 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
2answers
100 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: ...
1
vote
1answer
302 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
1answer
93 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
105 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 ...
2
votes
2answers
122 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 ...
3
votes
2answers
88 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?
0
votes
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 ...
0
votes
1answer
35 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 ...
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
109 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, ...
0
votes
0answers
98 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 ...
2
votes
0answers
171 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 ...
1
vote
1answer
105 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
1answer
127 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 ...
2
votes
1answer
87 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 ...
1
vote
0answers
151 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
182 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 ...
3
votes
1answer
71 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 ...
8
votes
4answers
2k views

How to change Gravity towards certain object in Unity?

I have two spheres in Unity. One is 1000x in size other is 1x in size. So I want the smaller sphere to be attracted to bigger sphere. So how do I do it. I know that it can be down through gravity ...
1
vote
1answer
70 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
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
64 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 ...
1
vote
1answer
125 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 ...
-1
votes
2answers
133 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 ...
2
votes
1answer
112 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 ...
1
vote
1answer
103 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 ...
3
votes
2answers
753 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 ...