Unanswered Questions

8
votes
0answers
202 views

Specular banding with high specular power

We're having some issues with our ray tracing in DirectX, especially with some serious banding issues with specular. With high specular power (above 8) banding starts. I'm wondering if this is an ...
7
votes
0answers
2k views

Poor performance in android when running APK, runs fine in browser

I have created a small game project in HTML5 using Phaser engine (tried both 1.1.5 and 1.1.6). Then to port it to mobile platform, used Phonegap/Cordova for Windows Phone 8, Android and iOS. In my ...
6
votes
0answers
156 views

Unity: Why do my normals flip during an animation?

This problem boggles my mind. I have an animation running on a face object (imported from Blender). At a few points in the animation, the normals switch direction! It causes the mesh to blink. Of ...
6
votes
0answers
305 views

Is there a way to stop caching textures in runtime?

Procedural textures with substance seem to update very quickly if you turn off caching, modify one exposed variable at a time, modify it frequently, and even then only after you've attempted to modify ...
5
votes
1answer
468 views

Unity3D - How to tessellate 2D sprites?

I use dynamic vertex lighting on 2D sprites. On larger sprites the lighting is uglier than on smaller ones. This is because every sprite is just a quad of two triangles. Not enough vertices there for ...
5
votes
0answers
122 views

LibGDX controllers: how to fix crashes in JRuby?

I'm using JRuby with LibGDX and it's been going quite swimmingly, save for a crash I experience every time I try to use the controllers extension. Here's a basic rundown: I've required all the ...
5
votes
2answers
110 views

Which game logic should run when doing prediction for PNP state updates

We are writing a multiplayer game, where each game client (player) is responsible for sending state updates regarding its "owned" objects to other players. Each message that arrives to other (remote) ...
5
votes
2answers
495 views

XNA 3.1 to 4.0 Vertex Shader Not Drawing

I have recently been converting our XNA 3.1 game to XNA 4.0 and am stuck on the shaders. I have the game running, but nothing is drawing to the screen, except things not using a shader. This is only ...
5
votes
1answer
695 views

Should the networking of my game be a component or a service?

I am working on a windows game and I am trying to understand the XNA GameComponents and GameServices classes and use. From what I understand about a component is that it has an Update method that ...
5
votes
2answers
2k views

Unity: how to apply programmatical changes to the Terrain SplatPrototype?

I have a script to which I add a Terrain object (I drag and drop the terrain in the public Terrain field). The Terrain is already setup in Unity to have 2 PaintTextures: 1 is a Square (set up with a ...
4
votes
2answers
259 views

How to properly do top-down aRPG melee attacks?

I'm reposting this from my own thread in reddit's gamedev community, since there were too few responses: I've been looking for some info on that, but I mostly find articles on the design of such ...
4
votes
0answers
87 views

Why does accessing a uniform float make my shader more than twice as slow?

My fragment shader was significantly slowed down by a recent change, and I've been trying to understand why. I isolated the main slow-down to accessing a single particular uniform float. If I include ...
4
votes
1answer
90 views

Determining a sensible gear-like hierarchy for a series of connected objects

I would like a series of objects to behave in similar manner to a series of connected gears. This means that each black object in the diagram below will rotate at a speed based on the ratio of their ...
4
votes
2answers
190 views

Approaches for a clickable map of nations (such as a Risk game) with Spritekit

I would like to create a political map where each country is clickable by tapping but I'm not sure the best way to determine which nation was selected. Imagine Risk where each country can be ...
4
votes
0answers
107 views

Unity3D — WAV plays an octave too low on Android

I have generated a synthetic 'concert pitch A' tone from sinewaves. It plays properly on OS X player, and on my Android device. Now I record myself singing a 'concert pitch A' into the microphone as ...

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