1
vote
0answers
86 views

LibGDX polygon caching

I am developing an Android game using LibGDX and I have big world map made of polygons. I use PolygonSprite and PolygonSpriteBatch, when I render map, I get 30-35fps and it feels laggy. I wonder if ...
1
vote
0answers
55 views

FreeGLUT keyboard IO timing and synchronization

Using FreeGLut's keyboard callbacks, glutKeyboardFunc(); glutKeyboardUpFunc(); glutSpecialFunc(); glutSpecialUpFunc(); When in the glutMainLoop pipeline do these functions get called? In other ...
1
vote
0answers
74 views

How to keep two objects in the same zone when they collide?

I made a zone, cylinder with zero height. When one sphere moves to that zone it is fine but if another one moves to same zone will show just one sphere. I tried to add rigid body for each sphere but ...
1
vote
0answers
92 views

Eclipse loading old tmxtiledmap instead of fresh one

I am facing a weird issue. I created tiled map using Tiled Editor. Used it in my simple andengine project to test loading of tiledmap correctly. It did load successfully. After that, I made changes to ...
1
vote
0answers
27 views

WDDM Managing Memory in D3DPOOL_DEFAULT

In this question I saw that I was running out of memory in D3DPOOL_DEFAULT in DX9EX. After changing my usage from D3DUSAGE_DYNAMIC to 0 (static usage), everything runs wonderfully with no DX9 error. ...
1
vote
0answers
103 views

Implementing Dead Reckoning in a Winsock server

I'm having a little difficulty understanding how I implement Dead Reckoning in my Server-Client Winsock game. I've been looking on the internet for a decent explanation that explains exactly: When ...
1
vote
0answers
66 views

Determine required camera pitch/yaw change based on mouse movement and roll?

I'm sure this is going to be a pretty simple answer but I can't quite figure it out on my own. Each frame, I'm getting the mouse's distance from the center of the screen (left/up is positive) and ...
1
vote
0answers
96 views

Positions are the same but appear in different locations

I have a procedurally generated tile that is a part of a turn-based hex tile game. When I try to have the tile instantiate a prefab that is the placeholder for a unit, I used the tile's ...
1
vote
0answers
94 views

Xna GraphicsDevice.IsFullScreen causes strange resolution stretching artifacts

Sorry for the non-descriptive title. So I've been trying to implement fullscreen mode into my xna-game, and I've hit a couple of roadblocks. My basic code setup for this functionality is the ...
1
vote
0answers
90 views

What is safe to do with the graphics device on a different thread in MonoGame and how to detect physical limitations of the memory?

I'm working on a UI system that does it's processing on a separate thread. However, the results of this processing must end up on the GPU eventually. A simplified overview of the system boils down to ...
1
vote
0answers
36 views

Sampler object not changing texture filter

I am currently binding a sampler object to a texture (GL_TEXTURE12 to be specific) with glBindSampler(12, sampler); and the initial settings are very visible compared to the textures own settings. ...
1
vote
0answers
81 views

Can't understand the Schlick model formula

I'm trying to implement the Schlick shading model in the fragment shader. I took the formulas from Karsten Schwenk's "a survey of shading models for real-time rendering": First of all I don't ...
1
vote
0answers
66 views

SpriteFont not found in Nuclex Framework

I am using MonoGame to port my XNA Windows Phone app to iPhone. All is well except that my fonts look distorted/smudged on the iPhone. Turns out this is due to the way that MonoGame builds the ...
1
vote
0answers
71 views

Texture not visible on particles

This is the first time I am working with particles (GL_POINTS) I am using kinematic equations and controlling their movement in vertex shader. I am following an example given in OpenGL 4.0 Cookbook ...
1
vote
0answers
108 views

Exposing a property to Unity editor that should be a path to an asset

I want to be able to do something like this: public FileInfo XmlBehaviourFile; And then use the asset browser in the Unity editor to select an asset. (Ideally, I would like to limit it to XML ...
1
vote
0answers
382 views

Two pass blur shader using libgdx tile map renderer

I am trying to apply the following technique: blur effect using two pass shader to my libgdx game using the OrthogonalTiledMapRenderer. The idea is to blur the background wich is also a tilemap but ...
1
vote
0answers
37 views

after calculating normals texture is full of black triangles

After I added normal calculation to my project - the surface of landscape became full of black triangles and even have a deformity on one side. Here I calculate normals int x, y; int Index = 0; ...
1
vote
0answers
76 views

Drawing cube map and texture array on NVidia cards doesn't work

I have small problem with shadow maps preview. After binding shadow framebuffer I bind proper texture to store depth in it and then render the whole scene. When I read that values in shader to ...
1
vote
0answers
72 views

How to load all textures at startup in my game?

In my Android 2D game every level uses the same textures. Currently all my textures are loaded into memory in the onSurfaceCreated() method of my GLSurfaceView.Renderer when a level is choosen by ...
1
vote
0answers
60 views

Wrong UV mapping when using small textures and positions

I am using a really small texture (64x64) and when I use it as a UV map on my mesh, there are some incomplete lines from the color of the other side of the UV map rendered as well (in this case, ...
1
vote
0answers
186 views

Monogame is not using GPU?

I have the following code in Draw loop: for (int i = 0; i < 512; i++) { for (int j = 0; j < 512; j++) { spriteBatch.Draw(Textures.Grass, ...
1
vote
0answers
33 views

GameCenter and multiple user's data on same device

I was wondering. Is there any official guidance from Apple suggesting how to deal with multiple GameCenter users data on the same device? My current plan is to create one file for each user and a ...
1
vote
0answers
141 views

Unity game debugging on Xcode

This question has two parts: 1. How to get meaningful information out of Xcode crash logs? The game runs fine on the editor but when running on an iOS device it crashes and then gives information ...
1
vote
0answers
35 views

Approximating Subdivision Surfaces with Gregory Patches for Hardware Tessellation

I'm trying to implement the approach (http://research.microsoft.com/en-us/um/people/cloop/sga09.pdf). Unfortunately I'm not quite clear regarding the formulas in chapter 3, I am hoping to get some ...
1
vote
0answers
81 views

How to aim with a spaceship in 3D considering its angular momentum?

So I have a spaceship and I have 6 degrees of freedom. At a given moment the following vectors are known of the spaceship: Local forward. Local up. Local sideways (may be implied from the previous ...
1
vote
0answers
31 views

Overlay scene not showing

I have 2 scenes: One main scene with a button, and another scene with only 1 text. button action in Main Scene: local options = { effect = "fade", time = 400, params = { ...
1
vote
0answers
32 views

When to clear an auxillary render target

I'm using a few different render targets in my game in addition to the back buffer. These other render targets are only used in a few places, for specific tasks. I'm wondering when I should be ...
1
vote
0answers
31 views

Implementing Light Volume Front Faces

I recently read an article about light indexed deferred rendering from here: http://code.google.com/p/lightindexed-deferredrender/ It explains its ideas in a clear way, but there was one point that ...
1
vote
0answers
107 views

With 2 superposed cameras at different depths and switching their culling masks between layers to implement object-selective antialising:

We superposed two cameras, one of which uses AA as post-processing effect (AA filtering is cancelled). The camera with the AA effect has depth 0 and the camera with no effect has depth 1 as can be ...
1
vote
0answers
322 views

SharpDX: Render to bitmap using Direct2D 1.1

I have a command line application that I am currently using SharpDX (Direct2D 1.0) to render to PNG files. This is a window-less application. It's currently creating a SharpDX.WIC.WicBitmap, a ...
1
vote
0answers
160 views

SFML 2.0 Too Many Variables in Class Preventing Draw To Screen

This is a very strange phenomenon to me. I have a class definition for a game, but when I add another variable to the class, the draw method does not print everything to the screen. It will be ...
1
vote
0answers
292 views

Cocos2d-x CCFollow Zooming issue

Hi I am currently building a cocos2d-x game which incorporates pinch zoom using CCLayerPanZoom class which can be found here The problem is basically when using CCFollow and zooming and out, it ...
1
vote
0answers
429 views

OnTriggerEnter not called

I am working on a fight game with 3D models but played like a 2D game. So the player characters have swords. The Player GameObject has several body parts that are colider triggers. The sword is a ...
1
vote
0answers
101 views

write to depth buffer while using multiple render targets

Presently my engine is set up to use deferred shading. My pixel shader output struct is as follows: struct GBuffer { float4 Depth : DEPTH0; //depth render target float4 Normal : COLOR0; ...
1
vote
0answers
117 views

GLSL, Internal error: assembly compile error for fragment shader at offset 513

My vertex and fragment shaders link correctly. When I try and link my shader program I get the error: "Internal error: assembly compile error for fragment shader at offset 513". Pastebin of fragment ...
1
vote
0answers
103 views

Delay command execution over sockets

I've been trying to fix the game loop in a real time (tick delay) MUD. I realized using Thread.Sleep would seem clunky when the user spammed commands through their choice of client (Zmud, etc) e.g. ...
1
vote
0answers
115 views

How do I make a shaped fluidSurfaceActor in UDK?

I'm trying to make a fountain for my level in UDK. I've made the base of a fountain by using a Cylinder build and now I'm trying to put water in it. I want to use the fluidSurfaceActor but I notice ...
1
vote
0answers
95 views

Cylinder scrolling / wrap-around world using shaders?

I am making a 2D game using OpenGL ES 2.0 (libgdx), where the world will wrap-around itself on Y-axis. Apart from implementing the "modulo" method in my rendering code, I'm wondering whether it's ...
1
vote
0answers
59 views

Need to join 2 bodies via weld joint but not on center of mass

I have successfully join 2 bodies via weld joint , but my problem is I want to join corners of bodies not on centre of mass. Is there any way to achieve this? Above image consist 3 polygon body that ...
1
vote
0answers
105 views

Drawing visible tiles - side scrolling

Currently I'm calling drawMap every time repaint is called. This is the code I've written for my drawMap method so far. public void drawMap(Graphics2D g2d) { int minOffsetX = 0, minOffsetY = 0; ...
1
vote
0answers
92 views

How to perform game object smoothing in multiplayer games

We're developing an infrastructure to support multiplayer games for our game engine. In simple terms, each client (player) engine sends some pieces of data regarding the relevant game objects at a ...
1
vote
0answers
109 views

Handling angles in multiplayer games

I am developing a small 2d multiplayer game. My most recent concern is, that trigonometric functions can take up a lot of time in any processor, and I was wondering if I could reduce this. So in my ...
1
vote
0answers
90 views

Abstraction/architecture between interface and “scene” in adventure game

I'm tinkering with an idea for an adventure game but am unsure how to define scenes and tie them to the game. I've got an idea but it doesn't feel quite right. To save repetition, T&D = ...
1
vote
0answers
221 views

How to set up bloom in Unity

Last time I used image effects in Unity it was back when 3.0 was released and for bloom you used the object's alpha to indicate whether it should glow or not. Now in 4.2 I couldn't grasp how to apply ...
1
vote
0answers
36 views

Changing the position of a Gravity Controller - Farseer

I'm trying to create mini black holes for my XNA game using farseer physics. Problem is I can not get the gravity source to stick to the Body I've attached it to, as it scrolls across the screen, the ...
1
vote
0answers
33 views

How do you remove a tile from a scene in stencyl?

I have added tiles to a scene in stencyl. Now I have changed my mind and I can't seem to remove them! What do I click? I don't see the instructions in here.
1
vote
0answers
137 views

XNA 4 / Monogame 3d tunnel collision

I am trying to collide an aircraft with a FBX tunnel model. I don't know how to create multiple bounding boxes for a tunnel. The tunnel is contains a single mesh. I tried using the triangle picking ...
1
vote
0answers
87 views

LibGDX drawing portion of tmx map

I am trying to make a tile based game in LibGDX and I have run into some problem. In earlier versions of LibGDX you were able to draw a certain section of a .tmx map instead of a whole and even a ...
1
vote
0answers
150 views

Unity Pro - Shadow rendering issue

I am using Unity Pro 4.2.1f4 and I always have this sort of glitch. This is due to the shadows and the bias. Even with a low bias this is happening. I've found a thread that talks about that ...
1
vote
0answers
202 views

c++ opengl unproject not working

first of all, sorry for the bad english. I need to convert my mouse coordinates to world coordinates, I'm trying to use the glm unproject method. 1280x720 is the size of the window, It's hard coded ...

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