2
votes
0answers
40 views

Optimise Gear-VR text rendering with Unity

I have a problem with my text being always kind of broken, so there are just some parts of the text visible (parts of letters) and the text flickers a lot. At the moment I have this text 2D-UI text ...
2
votes
0answers
26 views

In Unity3D (and PhysX), how do I calculate the products of inertia?

Since unity3d uses physx underneath the surface, obviously they share the same features. One of the features is the moment of inertia tensor - Unity3D one, PhysX one. Though, they use the diagonal ...
2
votes
0answers
8 views

How to implement app indexing plugin, by using Prime31 UnityPlayerActivity?

I am implementing the App indexing plugin, using Prime 31 UnityPlayerActivity which is implemented by overriding Androinds onCreate, onStop methods etc, but when I use this keyword in onCreate method ...
2
votes
0answers
36 views

Is there a way to identify, within a shader, the current GPU thread ID?

My question is rather simple: within a shader, is there a way (that works both in DirectX and OpenGL) to retrieve the ID of the given GPU thread being executed at the given iteration? I am using ...
2
votes
0answers
51 views

How can I connect multiple explorable regions into one large map?

I am planning a 2-D science fiction game involving spaceships. A major thing that I am having trouble figuring out is how to create a 2-d array of smaller maps that the player can explore. My ...
2
votes
0answers
33 views

Moving Draw functions out of GameObjects

This is basically the issue as in Tactics for moving the render logic out of the GameObject class with the topic already discussed here and here However I'm not really satisfied with the given ...
2
votes
0answers
98 views

Porting libgdx game to iOS using Multi-OS engine - how to add Admob ads

I want to port my libgdx game to iOS using Multi-OS (RoboVM is no longer available). I've searched whole internet but can't find any info about how to use Admob with Multi-OS engine on iOS. Every ...
2
votes
0answers
22 views

DirectX 11 - Problem with low resolution decals

I'm trying to add a decal system in my DirectX engine but i'm facing some problems with the quality of the textures projected. Every other no decal texture look fine, but these ones look really bad. ...
2
votes
0answers
24 views

Calculating light in tangent space

Just a simple question. To do lighting in tangent space, just take the transpose of the TBN basis Matrix and multiply that against the light direction. Is that right? Here is my code float3 normalT ...
2
votes
0answers
34 views

How to store sprite data in a VBO?

I'm planning on rendering many sprites in my games, but I am not sure which method of storing their data to use. I haven't tried all of them yet, but I want to see if I also have anything important ...
2
votes
0answers
103 views

Bilinear filtering by sampling corners of a texel

I'm trying to do bilinear filtering in texels to get the convoluted value of a 3x3 block. Implemented as below: offsetx = 1/width offsety = 1/height Fragment shader: "varying vec2 ...
2
votes
0answers
35 views

How to calculate specular contribution in PBR?

I'm trying to implement PBR in our project (we started a small game engine for academic and learning purposes) and I cannot understand what is the right way to calculate specular and diffuse ...
2
votes
0answers
121 views

Struggling with simple orthographic projection for a 2D setup

I'm trying to build a simple setup for 2D using SharpDX. Basically I want to supply my vertices in classic Cartesian coordinates: X-right, Y-up, starting with (0,0) in bottom-left corner. I've had ...
2
votes
0answers
44 views

How to add a bump map in scene kit?

I'm trying to draw an Earth, as I've found the textures in this site: http://planetpixelemporium.com/earth.html I loaded the diffuse, specular and bump maps: let earthGeometry = SCNSphere(radius: ...
2
votes
0answers
58 views

GLSL shader with light colors wrong on nvidia optimus

So, I built some code to draw a spinning cube with a red light on the right side, and a blue one on the left. I run it on my laptop with optimus graphics, and on my desktop with nvidia. On the laptop, ...
2
votes
0answers
47 views

Physically-based BRDFs

I'm starting to implement a real-time PBR shading pipeline in one of my projects and had a few questions that I thought folks around here could help clarify. 1) Is it fair to say that in a PBR ...
2
votes
0answers
28 views

Bidirectional Path Tracing questions

I'm coding a Bidirectional Path Tracing application for school in C++ and I have some questions (I haven't found useful explanations on the web) 1) Why does the EyePath have one more vertex? 2) When ...
2
votes
0answers
120 views

Tower Defence stat storing system

I'm trying to find a smart way to store and retrieve stats for a tower defence game, but am currently unsure as to which approach would be best. Description: The stats system should quite basic, ...
2
votes
0answers
110 views

One big asset file or many small asset files?

I'm working on a game and I'm wondering if it is better for performance and memory usage to have one large file containing all my assets (the assets are in a custom format) with a look up table at the ...
2
votes
0answers
109 views

Crusader Kings II. How character`s events with is_triggered_only = yes and weight_multiplier block fire, when they doesn`t exist in on_actions events?

Question in subject. For example: I have the following character event: character_event = { id = 110004 desc = EVTDESC110004 picture = GFX_evt_lunatic min_age = 16 capable_only = ...
2
votes
0answers
67 views

What heuristic should I use for A* pathfinding?

So, I've successfully implemented A* pathfinding (java) (http://www.cokeandcode.com/main/tutorials/path-finding/) in my game, but that pathfinding doesn't work as I wanted it to work. I don't know ...
2
votes
0answers
46 views

Libgdx - multiple images in a group, best practices - also overdraw question

I am trying to right a card game, that will have an image in the middle, a coloured border and potentially a symbol in the top left. I am using libgdx and a stage/scene2d. The image will change ...
2
votes
0answers
167 views

OpenGL Render Queue Design

I am currently designing the rendering system for a 2D game built in C++ and OpenGL, and am unsure about how to go about implementing a sorting procedure to maximise efficiency and minimize OpenGL ...
2
votes
0answers
88 views

Subsurface Scattering - Transmittance

I have a question related to SSS and especially transmittance. I've looked at several papers about that topic, most of them from Jorge Jimenez, which are very interesting and, I admit, a bit hard for ...
2
votes
0answers
27 views

GL.Scissor not working as expected

I have some code for rendering a button in an application and I want to clip the text if it's wider than the button itself. Here a bit of code to describe what I'm doing: ...
2
votes
0answers
31 views

Bitmap font engine: When is color modulation not supported?

I am developing a bitmap font renderer for a 2D game using SDL 2. (If it matters, I'm using Debian 8 "jessie".) I had planned on storing the glyphs as a grayscale image, translating gray levels to ...
2
votes
0answers
51 views

Fixed timestep periodical “lags”

I have fixed timestep code in my main thread, it looks like this: float oldTimeSinceStart = 0; float accumulatedTime = 0; float maxDeltaTime = 0.1f; // 10 FPS float fixedTime = 0.016f; // 60 FPS ...
2
votes
0answers
78 views

How to detect collisions with a material in Unity 5?

I've got a simple car game with 3 different surfaces: grass, tar and sand. I have a basic skid smoke system, but I want the color of the skid smoke to change depending on the surface, for example on ...
2
votes
0answers
49 views

How can I reduce render time on scenes with lots of UI component?

I'm looking for a way to reduce rendering time for my Game Over scene. A quick look of the scene components is like this: All yellow objects are UIButton, texts are all UIText, white areas are all ...
2
votes
0answers
59 views

Putting each animation on a thread

I'm trying to make my game as friendly to multi-core as possible. as such, i'm putting each animation on a new thread. I was hoping someone could check out my proof of concept code in java; an ...
2
votes
0answers
28 views

Strange effects (inadvertently dividing edges) when doing Maya's extrusion

Firstly, I thought this was the best place to post my question, since there isn't a Maya section or a generic 3-D modeling section, as far as I saw. I am following a tutorial which can be found here ...
2
votes
0answers
42 views

Problem with baked lights

I'm working on a 3D gallery experience and I'm having some difficulties regarding directional and point baked lights. When I build it for web with webgl, only global lights are rendered, but when my ...
2
votes
0answers
86 views

Texture coordinates for custom geometry in SceneKit ios9

I am trying to texture the a custom plane shape I created in scenekit on iOS9. I need the texture to spread out and stretch over the entire surface. I have a vertex and fragment shader on an ...
2
votes
0answers
102 views

How to create a forest game scene in unity3d?

I am pretty new to game development. I have started using unity3d. I have created simple games for which I have used plane (3d gameObject). Now, I want to move a step forward I want to create a ...
2
votes
0answers
56 views

Sprite animation in Android view

I'm looking for a way to have different sprite animations in individual Android views. I try to use LibGDX and AndEngine but most I could find was how to get an Activity with the sprite animation. ...
2
votes
0answers
129 views

Building an Octree for terrain generation

I've previously implemented marching cubes/tetrahedra to render an IsoSurface. It worked (YouTube), but the performance was dire as I never got around to implementing LoD (or even removing distant ...
2
votes
0answers
77 views

Unity: Create a custom editor for Vector2

I'm starting to dig into Unity's editor customization. What I'm looking for is a way to create custom line (or a point at least) which I could move around in SceneView and set a Vector2 value that ...
2
votes
0answers
87 views

Why are parts of this Unity scrollrect not being bound to the mask?

I'm setting up a system for people to load up extra levels. Since I don't know how many levels are going to be loaded I have a UI prefab that gets added to the main Level Load UI. However, the Text ...
2
votes
0answers
121 views

Formula to generate random enemies

In my endless game i need to generate random enemies for each "level". For each level i need to generate the total number of enemies that have to be spawn, and spawn them a few at a time. When they ...
2
votes
0answers
147 views

unity lag while moving a sprite

I'm trying to build a 2D game for android and after I finished developing the game I noticed that there was lag present when moving objects around. I tested it on a phone much more powerful than my ...
2
votes
0answers
28 views

How can I run homebrew program discs on unmodified Wii consoles?

I know that one can play backup games on any Wii console via burned discs, but is there a way to actually run homebrew programs on a Wii? I am asking this because I have run across GameCube Linux ...
2
votes
0answers
66 views

How to export unreal assets in a package like in unity?

Unity has an asset exporter that export it into a .unitypackage format. This ensure that the prefab has all the links to its child assets. In Unreal 4, its migrate tool allow for moving of assets. ...
2
votes
0answers
266 views

Unity Profiler - What would cause PlayerEndOfFrame to have 10-16MB in GC Alloc?

I can't find much documentation on what "PlayerEndOfFrame" does. Sure it is the end of a frame but what would cause the GC Alloc to go so high? This is the profiler results from a debug build on a ...
2
votes
0answers
106 views

Scene Graph: Does anybody have a real world example?

I'm trying to wrap my head around how scene graphs work, and how to apply that to my game, in the context of all my game objects, including assets, cameras, units, shaders, etc. All I can find are ...
2
votes
0answers
72 views

using IK functions in MecAnim

The documentation on how to use IK functions clearly states that an Animator Controller with at least one animation for the character is required and then Layers pane, IK pass, etc... However, I ...
2
votes
0answers
47 views

Consistent Shadow Map Filtering

I want to filter my shadow map generated by PSSM, but the problem is that I have a inconsistent filter size. The problem is that the shadow map sources rotate to find the best fit for the camera ...
2
votes
0answers
50 views

3D Zoom To Mouse Cursor accounting for Change in Camera Pitch

Overview: Simply put, I'm trying to make a zoom to cursor algorithm. This would normally be very simple, but the implementation of the camera is making it difficult. As the camera zooms in and out, ...
2
votes
0answers
37 views

libGDX AppWarp integration problem

I have tried to use up AppWarp's old SuperJumper as a sample to create an up to date project from it with Gradle. Maybe it is good for learning. So, I have downloaded project from ...
2
votes
0answers
56 views

Custom 3D Renderer: Frustum clipping

I have recently been toying with the idea of creating a 3D-renderer from scratch and, after looking into it, doesn't seem like such a behemoth of a task as it sounds. Last night, I was tossing and ...
2
votes
0answers
138 views

Render to texture and then to screen cause flickering

So I have my class vItem which has a vector (consider elements like layers) of textures, origin rects and destination rects plus other stuff. Basically whenever I update any of the layers in the ...

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