8
votes
0answers
122 views

How can I implement lights & shadows in a multi-layer 2d tilemap?

I am in the process of writing an isometric game from scratch, and I'd like to know how/if I can add lights and shadows. The code I have so far can be found here, but it should be enough to know that ...
7
votes
0answers
233 views

Ogre PSSM Grass Receiving Shadows

So I made the switch to Ogre3D (v1.7) and using PagedGeometry. What I'm trying to do is make a simple scene with a terrain, some trees and grasses. In a nutshell, I would like to achieve this kind of ...
6
votes
0answers
290 views

Strange SSAO effect (wrong position/normal textures in view space?)

I try to create an SSAO effect in my game engine (DirectX 11, C++), based mainly on gamedev.net tutorial by José María Méndez. Unfortunately, it doesn't cover texture-creating problem (normals, ...
5
votes
0answers
82 views

Orbits: Combine the Pros of RK4, Symplectic Euler, and Verlet Velocity Integrator

Recently, I've implemented and compared a number of basic integrators for my physics engine. The 3 that gave me the best results are RK4, Symplectic Euler, and Verlet Velocity, but I think I need ...
5
votes
0answers
319 views

Variance shadow maps don't want to render properly

I've implemented VSM (and also ESM) in my engine but results are for me not as I expected and saw in many examples published on network. I set filtering of shadow maps to GL_LINEAR but when I compare ...
3
votes
0answers
78 views

How to cache resources in my homebrew rendering system

Background: I am designing a simple 3D render system for an entity component system type architecture using C++ and OpenGL. The system consists of a renderer and a scene graph. When I finish the ...
3
votes
0answers
67 views

Raymarching tangents

I've recently started to experiment with raymarching over on shadertoy.com. It seems common to find the normal for a distance field like so: vec3 scene_normal(vec3 p) { vec3 e = vec3(0.001, 0.0, ...
3
votes
0answers
65 views

How can I compress resources into a single file in Java?

Today I've finished my game, but there's a problem. There're more than 500+ images in my resources folder and I want to compress them into a single file, like other games do (for example put ...
3
votes
0answers
109 views

HTML/JS publish LibGDX

I want to publish an app created with libGDX (HTML/JS publishing). Here are the steps I am doing. Right Click on the Project -> Google -> Gwt Compile -> Compile. After the compilation there is no ...
3
votes
0answers
105 views

LibGDX's HTML project doesn't show anything in Browser

The question is self explanatory, when I run my demo-html project as a Web Application and I open Chrome with the provided link by eclipse, my browser doesn't show the image it is supposed to show in ...
3
votes
0answers
587 views

Inline sprites in Unity's text?

How can I use different materials when using the tag for Unity's rich text syntax? I want to be able to have sprites that are inline with my text without having to create custom fonts. Here's what I ...
3
votes
0answers
690 views

libgdx building 3D terrain

I've been spending a lot of my time working with libgdx scene 2d & have become very familiar with it. I've decided I want to move over to 3D & take a couple of weeks to learn & better ...
3
votes
0answers
151 views

SVG—rendering performance

I have created a jump'n'run browser-game based on SVG. The »World« grew large (~80px * ~20000px, before scaled to viewport height) and rendering went slow. In consequence I included a range searching ...
3
votes
0answers
228 views

Bullet btGeneric6DofConstraint and btGeneric6DofSpringConstraint constructor arguments

I have a very simple (and maybe too primitive to post here but I’ll try anyway :P) question about Bullet constraints. What are arguments const btTransform &frameInA, const btTransform ...
3
votes
0answers
621 views

AlphaToCoverage + Alpha Blending = Artifacts

I'm experiencing a strange problem using OpenGL SampleAlphaToCoverage mode. There are rendering artifacts when using alpha-blending on pixels that have been rendered using alpha-to-coverage - and I ...
3
votes
0answers
382 views

How is Ping-Ponging done in Stage3D & AGAL (Flash Player 11)

Does anyone know how to create a Texture feedback effect in Stage3D / AGAL? I've just found the term "ping-ponging" in some GPU wikipage, hopefully I'm using it in the right place! I'll share with ...
2
votes
0answers
27 views

3D 3-axes rotation into 3D 2-axes rotation

Hello everyone and thanks in advance to anyone who'll help me through this ! I am currently working on the Kinect V2 (for XBox One) to interact with an avatar. I'd like to use the rotation quaternion ...
2
votes
0answers
27 views

OpenGL Depth Cubemap with Geometry Shader Not Rendering Correctly

I was having some trouble with cubemaps in OpenGL, and was hoping to get some help. I've been following a tutorial about point light shadow mapping using cubemaps, where a geometry shader is used to ...
2
votes
0answers
38 views

equirectangular panorama rendering?

I want to render my scenes as equirectangular panorama frames. I can get the angular fisheye which is what I actually need by applying the rendered frame as a texture to a correctly UV mapped circle. ...
2
votes
0answers
40 views

Dialog/event system in Java/libGDX

I hope that I'm posting this correctly as I'm new to the site, feel free to correct me if I'm in the wrong spot. As for my issue: I'm working on an 2D side-scrolling platformer game in libGDX, and ...
2
votes
0answers
37 views

Monogame Startup Memory Spike

I am currently porting a game from WP7 using XNA to WP8.1 using MonoGame. I have been putting considerable effort into optimizing my game to be under the 185MB memory limit for low-memory phones. I ...
2
votes
0answers
54 views

Volumetric grass

I've been extremely interested in volumetric technology. Especially in volumetric grass. The online resources are extremely scarce on this topic. What is the difference from creating a lot of ...
2
votes
0answers
73 views

Path following with Asteroids-like movement. Time to complete path

I'm currently learning about how to do this, but it's best to post the problem beforehand. (posting on Physics and GameDev, as you guys know your math) It's quite difficult to explain. This specific ...
2
votes
0answers
10 views

HaxeFlixel icon is whiteout

When I build for Android or Windows, the icon is always whiteout. I've tried SVG, PNG and none of those works. <icon path="assets/images/default-icon.svg" /> or <icon ...
2
votes
0answers
31 views

How do I sample a cubic shadow map in DirectX 11?

I've implemented a cubic shadow map for dealing with omni-directional light sources in my scene. By defualt it produces hard shadows Obviously a shadow map with higher resolution (currently using ...
2
votes
0answers
52 views

How can the Server send a message to a single Client?

I'm trying to send an Rpc, or any sort of message, to a specific client instead of to them all. I'm completely at the loss trying to associate a NetworkConnection with its own authoritative spawned ...
2
votes
0answers
35 views

Arma 3 - How to calculate height of a thought line over a known spot in 3rd person view?

Assuming a player object with third-person-view is in a 3d room and the center of the screen has a dot - let's call it "cursorTarget". All I have is the position of the player, the position 5 meters ...
2
votes
0answers
17 views

MoCap data files applied to avatars using Mecanim

I am applying some animations (e.g. running) from this free MoCap package that I got off the Unity Assets Store, and as far as I can see from running the animation previews, they seem fine (i.e. ...
2
votes
0answers
30 views

How to increase the number of available chapters for an HL2: EP2 mod?

I created a mod for Half-Life 2: Episode 2 that has 39 chapters (or maps, here it is the same). The problem is that the game seems to see only 32: when clicking "new game", and clicking next, I count ...
2
votes
0answers
30 views

balloon ligher than air with libgdx, impementation of FixtureDef.density, gravityScale, linearDamping?

I use libGdx/box2d's physic. My intention is to create a balloon filled with helium (a body, what hovers above a surface, if we apply a little force to it - it moves fast but not far, if we push ...
2
votes
0answers
77 views

Moving a character based on a list of Vector 3's

I have a client server scenario. On the server there is an AI character who chooses a random point on the map and pathfinds to it, when at that point it chooses a new point and pathfinds again etc. ...
2
votes
0answers
30 views

Lidgren not starting server properly

I have a server set up for my game with Lidgren, and it works well when I have it set up on one machine, but if I try to run the server on another machine, I am unable to connect from other machines. ...
2
votes
0answers
50 views

Real world terrain import into UE4

I am trying to create a basic game in Unreal Engine 4.8.1 and I wish to have it set in the Dubai, UAE but i cannot find a way that will successfully use terrain data i have obtained (NASA Shuttle ...
2
votes
0answers
59 views

generate box2d bodies from isometric tiled map

I followed the tutorial here to generate box2d bodies from a tiled map and that worked fine.... for orthogonal tiled maps. Unfortunately isometric maps use their own coordinate system where (0, 0) is ...
2
votes
0answers
157 views

Texturing Objects in OpenGL

Using OpenGL tutorials found here, I constructed an .obj file loader as well as a texture file loader using SOIL. I have an issue with drawing a textured object. (Shown here) Assuming I created the ...
2
votes
0answers
88 views

Creating Scenes Programmatically From A Deployed Build in Unity

This is somewhat of an extension to this question: http://answers.unity3d.com/questions/513801/programatically-creating-entire-unity-games.html I have a client who would like to create an entire game ...
2
votes
0answers
43 views

Opengl Skybox Texturing Error

I'm using cubemaps to render a skybox in my game. Thinking this would be a simple task I threw some stuff together using the tutorials I found online, particularly this. Taking all of this together, ...
2
votes
0answers
64 views

LibGDX Android Textures reload other textures, and transparent images get black backgrounds [Pictures]

I have very strange problems with my LibGDX Game in Android - The problem is that sometimes the textures get black backgrounds when they should be transparent, and sometimes when I remove the texture, ...
2
votes
0answers
34 views

Entity Component System - Physics Animation Matrix Calculation?

The problem is how many times the matrices representing the bones (for animation and rendering) of an entity get calculated. If i have these components: Position Skeleton (holds matrices for bones) ...
2
votes
0answers
83 views

Cloth effect to boned model for XNA

I'm currently working in virtual dressing project using kinect. I'm using a dress model with bone created in blender and added that to xna, placed on the customer and controlled the product movements ...
2
votes
0answers
55 views

Intellisense with PhaserJS Library in Visual Studio Code

I am trying to use Visual Studio code along with PhaserJS but am confused about why the isn't working. I've read through http://www.johnpapa.net/intellisense-witha-visual-studio-code/ am think I ...
2
votes
0answers
72 views

Read custom content in MONO-GAME in a cross-platform way

using Mono-Game, i have some custom content files in some binary format (not .xnb) in run-time i need to read the content of those files. i prefer to get a stream, but if something will give me a ...
2
votes
0answers
284 views

cocos2dx - Swipe and cut the sprite

I am trying to implement swipe and cut a sprite using cocos2dx and inbuilt chipmunk. For the solution I have done following things Enabled physics in the scene, so that the body falls on cut. ...
2
votes
0answers
322 views

PSSM and tightening the split frustrums

So I have implemented PSSM which currently does not care about the objects in the scene, meaning alot of resolution is wasted on empty space. This image shows the bottom two splits wasting alot of ...
2
votes
0answers
54 views

OpenGL enabled Java game not detected by Fraps

Recently I found out that I could enable OpenGL hardware acceleration in my java game with the line System.setProperty("sun.java2d.opengl", "True"); Initial tests showed a big boost in performance. ...
2
votes
0answers
86 views

OpenGL Planet Generation - Simple Matrix Issue (Planet “Spins” With Mouse)

I originally asked this question on StackOverflow & was directed here by a commenter. Im currently working on a OpenGL planet rendering. I'm using the Tessellation pipeline. So far things are ...
2
votes
0answers
100 views

How do I get the depth data of objects closer than 800mm?

I'm trying to scan the layout of blocks on a table. My Kinect can be at most 1m away from the surface and I need to stack those blocks higher than 20 cm. I'm using Zigfu. Using the kinect 1 I have to ...
2
votes
0answers
129 views

How much is atomicAdd slower than an atomic counter?

I am considering replacing an atomic counter in my shader code with a SSBO an atomicAdd operation. What I need to know is the difference in performance of these two. I know the atomic counter executes ...
2
votes
0answers
243 views

Find References In Scene of scriptable object unity asset shows incorrect results

I'm trying to work out why my game is loading a large sprite atlas that I don't think it should be. The snapshot view of the profiler shows that the atlas is loaded. The references pane shows that ...
2
votes
0answers
144 views

How can I more efficiently paint grass onto a large terrain object in Unity?

I'm trying to paint a grass onto a large terrain and I want it to cover the entire terrain. Since the brush size can't go past 100 it would seem that I'm stuck painting the entire thing with a small ...

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