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

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2answers
150 views

How do I create a simple clickable button?

I've tried to attach this function to the play button. public void Play () { Application.LoadLevel("Scene1"); } I've created an empty Game Object and attached my script to it. But when I go to ...
0
votes
1answer
117 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
107 views

How to gradually decrease opacity of model?

I have been searching for this matter for a long time and slowly I begin to think that this option is not available in XNA for Windows Phone. I am trying to get a 3D-Model to be drawn at 50% ...
0
votes
1answer
548 views

Getting a pixel of Sprite at the cursor position in Unity

Summary: I've been trying to figure out a way to use simple box colliders as a nice and efficient "first pass" collider. For the "second pass", I want to check that the area clicked has an alpha value ...
1
vote
0answers
36 views

Incorrect Texcoords for Bitmap Font? [closed]

I am writing some code to display text using a bitmap font. However, when I run my game to see my results, I am greeted with a blank screen. I changed the texture to pure white to see if it was even ...
5
votes
5answers
1k views

How can I test whether points are within a polygon?

I have 2D-points, which boundaries depict a polygon. The points are at integer positions (no fractions possible). Now I want to build an enumerator in C# that returns all points that are inside the ...
0
votes
1answer
46 views

give a prefab clones a script from another prefab in Unity3d

I have the following : TurretBallmanager : using UnityEngine; using System.Collections; public class TurretBallManager : MonoBehaviour { // Use this for initialization public GameObject ...
1
vote
2answers
64 views

XNA/Monogame inverting a BoundingBox

I have a box that is drawn around my game that I want to check collisions with. Currently my BoundingBox is made in a way that whatever is inside the box is colliding with it: BoundingBox bb = new ...
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votes
1answer
34 views

Unity: Object is underneath another object but shouldn't be

I have a simple collision detection program. The red object is controlled by the user and the yellow object is always moving up and down: However, when the objects are supposed to collide, the red ...
1
vote
1answer
125 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 ...
1
vote
2answers
311 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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vote
0answers
33 views

Make FPS Controller in Unity suitable for Touch? [closed]

I have a standard fps controller in my app that is controlled by default via mouse. What is the best way to make it touch friendly? Is there something that needs to me modified in the FPSController ...
3
votes
2answers
99 views

Mock Collision Object in Unity

Problem: I'm trying to set up some tests with mock collision objects, but i cannot construct collisions with custom objects. What I'm trying to do: Collision2D col = new Collision2D(); ...
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vote
1answer
226 views

Camera movement and threshold not working

I have a platformer that is in progress, part of this has a camera which I only want to move when the character moves out of a certain threshold, to try to accomplish this I have the following if ...
0
votes
1answer
75 views

Where to store service urls for a Unity3D game

I have URL information for services (dozens of them) that I want to store in a Unity3D web player project. What is a good practice for storing it. (please don't say hard coding them) I've recently ...
5
votes
2answers
339 views

Advanced Cellular Automata to generate caves

I am trying to make caves in Unity. To do this, I am trying to use cellular automata. I found the following(Rouge Basin Cellular Automata for Caves) that resembles what I am trying to accomplish. But ...
0
votes
1answer
102 views

Loading Song in MonoGame Windows

I cannot load the song into my game. I got error in both templates WindowsDX and WindowsGL. Monogame Develop Build 1252 Both files .wma and .xnb are exist in Content folder and Build Actions are sets ...
0
votes
0answers
59 views

Converting from global coordinates to position in an array

I'm working on a minecraft style voxel game in Unity, and I keep having problems trying to work out how to convert from the global coords to the position in the 3d array used to store blocks. I'm not ...
0
votes
1answer
157 views

MonoGame: Draw thousands of quads without hardware instancing

In my game, every bit of geometry is a textured quad billboard in 3D. I have many thousands of these things on screen at once, sometimes with overdraw. As I understand it, there are a few ways I can ...
0
votes
1answer
34 views

Handling image size based on different ios device versions (Unity2D)

This game is built using Unity 4, C#, and the 2D toolkit. In the unity game scene settings, it is set to (ios 5 tall) and I matched the Menu background dimensions with the dimensions of an ios 5 tall ...
1
vote
1answer
51 views

Torch fire always up regardless of handle direction

I have a prefab from some asset pulled into our project. It is a simple torch.. handle and a particle system for the fire. Works perfect if mounted on a wall and torch angle adjusted no problem. ...
15
votes
7answers
19k views

In Pong, how do you calculate the ball's direction when it bounces off the paddle?

I'm trying to wrap my head around this very Hello World-y problem in game development. I've created a TicTacToe game in XNA so I guess the next step would be a Breakout clone. Keep in mind that I ...
5
votes
2answers
2k views

How do I resolve a collision of a rectangle with two rectangular tiles at once?

I am having some problems with collision detection between a player and the environment in a tile-based game. I have a player objects, Tiles and what I call MapObjects. The tiles are all 16×16. The ...
0
votes
1answer
44 views

Creating a single GUI Text with Fade-In [closed]

I have this line of code void Update () { float alVal = 0.0f; float damping = 1f; alVal += damping * Time.time; GameObject text2 = new GameObject(); text2.AddComponent ...
1
vote
0answers
45 views

Having unity game saved to SD card can't run on certain devices but after it's moved to phone memory it works.. why?

A game I made ends up not being able to run (it shows the loading screen but after that it gets stuck), happens on nexus 5, sony experia z3 and I found this happening because the game was downloaded ...
2
votes
1answer
72 views

Unity's StartCoroutine funtionality inside a .NET Library and outside a MonoBehaviour

This code is used in a MonoBehaviour script in my current code: // a simple WWW post WWW www = new WWW(this.Url, bytes); StartCoroutine(WaitForRequest(www)); } // simple handler for the ...
2
votes
1answer
53 views

MonoGame SetRenderTarget is wiping the backbuffer

In my Monogame (XNA) Windowed App, compiled for Windows PC, running on Windows 7, I have public RenderTarget2D renderTarget = null; In the Inititate() function I have renderTarget = new ...
0
votes
1answer
21 views

accessing GUIText and recieveing NullReferenceException Error

I Have this line of code public class HSLerp3 : MonoBehaviour { private GUIText textFade; private float startAlpha = 0f; private float damping = 0.5f; // Use this for initialization ...
0
votes
1answer
42 views

Making multiple VertexPositionColor variables in the same class? - XNA

I have studying XNA on my spare time for about a year now and I could use some professional help on this issue. Any time given to my problem is appreciated. I have two VertexPositionColor variables ...
0
votes
1answer
41 views

Cannot store value in transform.position.y

Well I have this line of code Vector3 pos = cell.CellPosition; float light1Height = 10f; pos.y = light1Height; lightGameObject.transform.position.y = ...
2
votes
0answers
56 views

Battle Engine for Text based browser game [closed]

I am starting to code a browser game, I have a rudimentary chat set up, and would like to start creating the battle engine, I have a general idea of how I want it to play out, but I don't know where I ...
0
votes
0answers
104 views

Help slope tile collision platformer (XNA/C#) 2D

I have been creating a platform game in C# and XNA, everything works pretty well least the slope (down left and right). This is the project that I have so far. PlatformGameEngine.rar if the ...
-1
votes
0answers
116 views

Unity 4.6 GUI C# - How To Dynamically handle events generated by any gui element

Hello thanks for your time! GOAL: What im trying to achieve is to create my own small event system for new ui 4.6 elements so i can manipulate them by code , in this small test project im trying ...
0
votes
1answer
45 views

Unity 2D collision detector not working

I'm making a 2D sidescrolling game in Unity where the player shoots at obstacles while running. But nothing I try seems to get the collision detection to work. This is the obstacle script: void ...
2
votes
1answer
142 views

Unity access Label in GUI?

There is a quick and dirty appreoch to creating text boxes: void OnGUI(){ GUILayout.Label("Text 1"); } It works well. But, since the Label method returns void, how do I access this later on? ...
0
votes
1answer
47 views

NLua - How to implement Roblox like function security?

Roblox uses Normal Identities, basicly they assign a lua block/object to a certain number. They use 2 for Scripts and LocalScripts, which can only use non-secured functions, while the command bar can ...
0
votes
1answer
57 views

Unity GUIText not visible and not WYSIWYG

I have placed a Guitext in my hierarchy: At first it was visible, now I can't see it when I run the game. When it was visible: When modifying the position on scene, the GUIText appears on one ...
0
votes
1answer
35 views

Changing one prefab changes all other instances of that prefab too

I have made two prefabs of my enemies for my 2D game: normal and damaged. The I put several of these prefabs on scene. When enemies health <=0 I need to destroy its GameObject and then instantiate ...
0
votes
1answer
86 views

Smoother object movement in Unity?

I'm using this code in my script to move a gameobject: void Update () { // Move the object forward along its z axis 1 unit/second. transform.position = new Vector2(transform.position.x , ...
1
vote
1answer
50 views

How to make sure that all the UI elements were the same size on all screens in new Unity 4.6 UI system

I have made a HUD for my 2d mobile game with the help of the new UI system, that was introduced in Unity 4.6. But when I am trying to play game in Unity editor, the UI elements have normal size, but ...
0
votes
1answer
33 views

Unity - Sprite with collider2d hits a rigidbody - Searching for a way to make the rigidbody not to react

When a sprite with a box collider 2d hits the game object (rigid body), the collision detection is fired and I get the event. However, the sprite moves the rigidbody and I have trouble restoring it ...
0
votes
1answer
620 views

How to detect that user has touched UI canvas in Unity 4.6?

In my 2d game I have a HUD with some buttons on it. To make it I am using new UI system, which was presented in Unity 4.6. When user is touching button, I am running method, which was declared in ...
0
votes
1answer
41 views

Access other scripts variables and classes of different directory [closed]

Im trying to learn how to access another scripts variable and classes of different direction, in Unity3D. But for some reason it keeps giving me the error. NullReferenceException: Object reference ...
0
votes
1answer
52 views

How to create particle system by script

I have created a gameObject called "Sphere". After 5 secs the gameobject starts rotating. Along with the rotation I need to emit partical from the object. How can I do this?
0
votes
1answer
80 views

How can I edit the components of an instantiated prefab?

Is it possible to edit one or more components of an instantiated prefab ? For example if you instantiated five cube prefabs. Is it possible to reference each of the cube prefab and change a value ...
2
votes
1answer
589 views

C# - Separating Overlapping Rectangles

I'm trying to separate an arbitrary number of randomly sized rectangles, while still keeping them snapped to the grid, and somewhat packed together nicely. The goal is to start with something like ...
1
vote
2answers
109 views

Restricting character movement to “rails”

I'm building a Pacman clone in Unity 3D and am now thinking about how to restrict the movement of the player to the hallways that the map is made up of. Basically, the player is only allowed to ...
0
votes
0answers
40 views

How can I determine the number of pixels drawn within a predefined shape on the screen?

In the image above, I want to know how can I calculate the number of pixels of the rendered players' shadows that are inside the elephant outline. An occlusion query is used to count the number of ...
0
votes
1answer
116 views

Unity3D : Prefab Instancing Issue

I am using latest unity engine and I am having a scripting issue. I create a prefab , added a few scripts to it and I am trying to instantiate a few of those objects like this : GameObject ...
0
votes
2answers
108 views

Creating Entities from Identifiers (C#)

I am writing a game in C#/XNA. Often, it's useful to have a function like this in a game engine: Entity CreateEntity(string id, Vector3 location) { ... } So that, for instance, you ...