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

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Emit light from items

In order to create a day/night cycle in my game, I decreased the r,g and b values of the Color variable after a certain amount of time has passed. This worked as expected. I am wondering in order to ...
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1answer
393 views

2D object grids to a dictionary

I'm pretty new to Unity and trying to figure out what a good way of transferring objects in a grid to a dictionary would be. For example, if i have a grid of 2D objects (squares) such as below ------...
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1answer
166 views

Creating a Player object in a physics engine [duplicate]

I have a working physics environment using Farseer - but how do I create a player object that can walk around? My current attempt involves applying forces to a rectangular body whenever keys are ...
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votes
2answers
502 views

Why should I use a list of enemies instead of an array of enemies?

I have been making 2d shooter similar to galaga using xna in C#, where the enemies (2 types) are all in rows above the player's ships, and are supposed to randomly launch attacks. I had previously ...
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1answer
240 views

GLSL: Vertex attribute to int

I'm trying to write a shader which renders a multitextured geometry wihout rerendering the geometry with each texture. In my test I'm not using textures, I just convert the texture index to a color (...
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0answers
58 views

Handling menu input in the GameStateManager sample

I've been trying to get more customization out of the GSM sample and i'm a bit lost. I've made a new method in InputState.cs that returns true when a key is being held down. This is for scrolling ...
2
votes
1answer
132 views

How can I tint a Texture2D with a gradient?

I am working on a lighting system for my game. Instead of lighting each tile completely with only one color, I want to create a gradient on that tile so to make the lighting look more dynamic and ...
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vote
1answer
209 views

How can I fill a Color[] from a Texture2D given a Rectangle in SharpDX?

I used to fill a Color[] using XNA's Texture2D.GetData<T>(int, Rectangle?, T[], int, int) method, but there doesn't seem to be an equivalent overload on SharpDX's Texture2D. Anyone know how I ...
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1answer
341 views

XNA Texture.GetData “Size of the data passed in is too large or too small for this resource.”

I am attempting to retrieve the color data for a given sprite located on a texture atlas by creating a new color and passing a source rectangle width and height for the given sprite. I am then passing ...
1
vote
1answer
533 views

How do I implement melee hit boxes for a top-down game?

For a 3D top-down game, how should I handle collision in melee combat? My game has no targeting system, so I can't use a simple distance check between attacker and target. What I am thinking is have ...
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votes
1answer
249 views

Remove item after crafting

I'm having one last problem with my crafting system. Say an item takes 2 rocks, 1 twig, and 1 vine. When I craft the item, only 1 of each item is removed instead of the correct amount of items related ...
1
vote
1answer
103 views

Use of SpriteFonts without installing on host machine

I am working on a Windows game for my university project. In this project I am using a custom TrueType font which is not installed on any university computers. For submission my game is required to ...
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1answer
172 views

Ambient occlusion of cubes, a specific case

After much fiddling around and thinking I've got my AO working on my game engine as intended; except one specific case. When a block is nestled between others on two sides, but the corner block is ...
2
votes
1answer
574 views

How do I call OpenGL methods that require pointers in C#?

I have found the following C++ code in this tutorial to draw a triangle with OpenGL 4: float points[] = { 0.0f, 0.5f, 0.0f, 0.5f, -0.5f, 0.0f, -0.5f, -0.5f, 0.0f }; GLuint vbo = 0; ...
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vote
1answer
275 views

How to draw a diagonal fade-in and fade-out?

How to draw a diagonal fade-in/fade-out in 2D using MonoGame draw API? For a simple (non-directional) fade-in/out drawing the background with alpha variation do the tricks, but what is the standard ...
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1answer
241 views

Combination Keypad in Unity

Im having a slight problem in getting my Combination keypad to work. Ok so basically I'm using gameObject buttons to use for the numbers 0-9. So each gameObject button has a number link to it. The ...
2
votes
1answer
1k views

Opentk LookAt() and 'eye' argument rotating

I'm trying to create rotating camera, which looks down by 45 deegre like this: However my code for rotating eye vector is not working properly and I achieve vertical rotation, when it should be ...
2
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1answer
164 views

Is it bad practice to add GameComponents and DrawableGameComponents outside of the main initialization method?

I'm working on a snake game that has multiple game objects (snakes, apples, obstacles), and game modes (classic, adventure), that are DrawableGameComponents. Is it OK that I'm adding them as needed ...
3
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1answer
3k views

Calling an android method from Unity3D with a JAR plugin

I am developing a game with Unity only for Android platform and I am requiring to share content of my game through an intent so I have implemented a JAR plugin according to several tutorials with this ...
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1answer
455 views

In a TPS, how to aim bullets to the direction the camera is pointing, but make the shooting from the player?

(In C#/XNA.) I mean, I can't find an answer nowhere. I'm trying to learn how to make a Third Person Shooter, especially like the one I found in a game called "M.A.R.S.", from Epic Games. I don't want ...
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vote
2answers
2k views

How should I store edge weights for my A* graph?

I am working on A* pathfinding in Unity, using C#. I am implementing Dijkstra's shortest path algorithm. I have a Dictionary with nodes as keys and corresponding lists of adjacent neighbors as values, ...
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1answer
128 views

Downsides of using this integration formula for movement?

So I read that Gaffron integration basics tutorial and noticed how the Euler integration method gives a small error over time. I implemented the RK4 and noticed that with constant acceleration, I ...
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2answers
331 views

Destroy GameObject as an Array of Transform instantiated destroying the whole array

I am trying to destroy a GameObject with the Destroy() method, but when I call it the whole array is destroyed, not just that element. //Instantiating the prefabs public Transform[] blue; foreach (...
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1answer
203 views

Tiling 2D textures in random order

I am wondering what the best way to make a random set of 2D textures. Currently I have tried the follow code but I am aware that when this comes to collisions that would be an issue. Therefore I would ...
2
votes
1answer
6k views

Sending POST data with WWW in Unity C#

I would like to use Unity's WWW class to send a an HTTP request with POST data. So in my server, my PHP script can do something like $number = $_POST["NUMBER"]; According to http://docs.unity3d.com/...
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1answer
134 views

Collision detection across multiple components

I have been reading this article: http://gameprogrammingpatterns.com/component.html which describes how a game object should be constructed out of components. It also encourages the decoupling of ...
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1answer
156 views

XNA tiling a sprite with a camera.viewmatrix in the Draw method

I'm looking for help fixing a small problem that I have with my XNA game project. I currently have: spriteBatch.Begin(SpriteSortMode.Deferred, BlendState.AlphaBlend, null, null, null, ...
2
votes
2answers
376 views

How can I combine chasing and obstacle-avoidance in a steering-based AI?

I'm developing a top-down game in XNA with enemies that wander until they are within range of a player, at which point they begin chasing the player. This works, but I also want them to avoid ...
3
votes
1answer
272 views

How do I edit a Texture2D at run-time to visually indicate connected tiles?

I'm making a 2D sandbox game in C# and MonoGame, and I have a couple of tile sprites. These tile are loaded in-game as Texture2Ds. I want to have blocks visually connect to adjacent blocks. An ...
2
votes
1answer
448 views

Lidgren peer to peer

I am currently integrating Lidgren into my Unity game. I need to move away from the built in networking capability in Unity because of the style of game I am making, basically MMO, I will have far too ...
3
votes
1answer
640 views

Deploying MonoGame on Android

I've developed a game using MonoGame for Android (with Xamarin). When deploying to my Android device (via the Xamarin Studio IDE) it installs 3 apps - Monogame-Android-8-support, Monogame-Shared-...
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2answers
73 views

Can you save a png in XNA larger than the backbuffer width?

I'm looking at using the 'savetopng' method of the texture2D class to draw out custom textures. My problem is that my viewport is quite small (the application runs in a window) and the textures will ...
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0answers
113 views

Very strange trigger behavior in Unity2D (4.5)

I am developing 2d platformer and I've faced with a very strange triggers behaviour in Unity. I have made the enemy that can throw objects into main player. So I have made two empty GameObjects with ...
2
votes
2answers
274 views

Processing periodical operations on the database [duplicate]

I program MMO strategy game (C# monogame) like Goodgame Empire or Travian for Windows Phone. The server part of the game will run on Windows Server and MS SQL database. I'm trying to figure out a ...
1
vote
2answers
273 views

Trying to better understand Unity gameobjects

New to Unity, but develop in C# normally. I can't seem to get how / why / where to grab certain elements. For simplicity, I have a top-level game object, say a cube. I add a sphere to the scene as ...
1
vote
1answer
177 views

Voxel engine/vertexes: how to add more and more different textures during game runtime and change some of the blocks' faces?

It's difficult to ask this, but I'll try. The thing is: I asked before somethings about creating ramps and blocks with vertexes. [I'm using C#/XNA.] Explanation: now I got a chunk that has blocks ...
2
votes
1answer
346 views

Handling game-state updates in an MMO while the player is logged out

I have a plan to build MMO strategy game like Goodgame Empire or Travian for windows phone. I want program it in C# Monogame (because I have some good experiance with it). But I still can't figure ...
-1
votes
1answer
128 views

Finding and reading a script on a mouse-selected GameObject

I can't work out how to access and read changes in a script of a gameObject that has been selected. The script selects enemy objects with right mouse button and player objects with left mouse button. ...
3
votes
1answer
118 views

Colision detection of disc (Maximum Material Condition aka “Flatness”)

I have a 3D-laser scanner which gives me a series of points of a real-world object. The points are related by a common origin. I know I can derive the equation of a plane from 3 points and that the "...
0
votes
3answers
661 views

How do game servers / clients handle data?

How do servers handle data? I understand the concept of the client sending the player pos and then the server sending back the area to display and also sending other player positions and such. But ...
0
votes
1answer
55 views

Tilemap collision problem [closed]

I have a method here that returns true if a collision is detected between the player and tile. private bool CheckCollision() { foreach (CollisionTile tile in map....
3
votes
3answers
429 views

Can you offset the horizontal flip in SpriteEffects XNA?

As the title suggests I need to know if there is a way to offset the SpriteEffects.FlipHorizontally component in the XNA draw method. My reason for this is the sprite I am attempting to flip is not ...
-1
votes
2answers
88 views

Speeding up sprite the second time it passes the screen [closed]

I'm a student studying Games Development. I want a sprite to speed up on it's second passing of the screen. How do I do this? Code I wrote so far: public class Game1 : Microsoft.Xna.Framework.Game { ...
0
votes
1answer
198 views

C# XNA Rectangle.Contains returns false? [closed]

I am creating a simple XNA game. My mainMenu class contains a list of strings for menu options wich I draw on the scren using spriteBatch.DrawString. I've set Vector2 variables to controll the ...
1
vote
1answer
2k views

How do I add a border to rectangles using a shader?

I want to draw some rectangles with a border. Currently I render the fill with glDrawArrays(Triangles, ...) and the border with glDrawArrays(LineLoop, ...). Is there a neater way? I'm targeting ...
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vote
2answers
132 views

Vertex Skinning Looks Messy on Real Android Device using Monodroid

I have no problem doing the "vertex skinning" for three-dimensional animation. All goes well when using the emulator (and genymotion). However, when run on a real device (such as Samsung and Lenovo) ...
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1answer
385 views

Moving gameobject with animation according to my script Unity3D

I am developing a game with Unity3D with an horizontal list of elements which you can move with arrows. Here you can see an example: I have created animations in order to modify the alpha value of ...
0
votes
1answer
216 views

How can I make an object change direction?

I have a moving cube that, when it moves over an arrow, should change its direction to the direction of that arrow. What would I need to do in order to accomplish this?
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0answers
623 views

Unity - 2D - Scaling to fit between two objects

The game is a top down 2d shooter and I'm facing trouble in doing this : - I got a player 2D ship - The player fires laser, which is a long thin image with box collider attached. - What I want is that ...
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0answers
136 views

Collision detection implementation suggestions

I'm working on a simple 2D game involving a rotating octagonal ring where a sphere sprite moves up/down avoiding objects as the ring rotates faster and faster. I'm having a difficult time with the ...