WebGL is a Javascript API for rendering interactive 3D / 2D graphics on the HTML5 canvas element. It is based on OpenGL ES 2.0.
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Unity WebGL responsive
I am trying to embed Unity WebGL to a web page.
I wonder, is it possible to make this responsive, so it will always fit whatever the screen size? How to do that?
Thank you for answering.
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42 views
WebGL Primitive Batching unexpected performance
I'm kinda new to WebGL in general, I've started to make some batching experiences on primitives (just drying a bunch of rectangles by using a combination of two triangles repeatedly).
I've started by ...
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1answer
14 views
Webgl, weird rendering with sprite that has alpha
So I have a webgl application where I render all kinds of objects, but in this specific example, I have two shaders. One that renders sprites and one that renders colored polygons. In this example I ...
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28 views
Cannot load native dll in Unity webgl build
I'm trying to use NAudio to get a mp3 (using WWW) into an Audioclip. The thing is NAudio uses Msacm32.dll which I tried adding to the project, but the webgl build still cannot find it. The standalone ...
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25 views
How to implement mesh subtraction with user interaction in real-time?
I am trying to perform a subtraction on 2 mesh files imported from objloader using THREE.js and ThreeCSG but it is not working as long as the objects are too big or not closed or it will be so slow.
...
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26 views
Access Unity Webgl output from browser and vice versa
I receive a package of Unity webgl and put that into a course in Wordpress. The index.html produced form Unity is accessed inside an iframe there. This must be able to count user click when accessing ...
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49 views
Unreal Engine - Why is the size of even the most minimal HTML5 project ~ 155 MB?
I created a new project in UE4 (ver 4.10.4) with "no starter content" and "scalable to 2D/3D" settings. Essentially, there are a total of 5 assets in the project 1) floor, 2) light source, 3) sky ...
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1answer
143 views
Unexpected quaternion rotation behavior
First off let me apologize for the vague title but I really couldn't think of a more descriptive one (maybe after reading this a more advanced user might be able to edit it).
Alright, so I have been ...
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1answer
76 views
unity webgl not working on server
I own the servers of hokuco.com, I am wondering why my test build(not a development build) is not working in webgl I tried a test run as a .exe and it works fine. here is the url to my webgl project, ...
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39 views
How can I center a WebGL window in Unity?
I have a WebGL build for my game, however, I'm getting frequent requests to center the image. Right now it is left justified. How can I center the WebGL game window?
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1answer
39 views
How to display a lot of small objects using WebGL?
Introduction
The game scene contains a lot of 10x10 pixel elements: for 1980x1200 px. screen the number of elements on the scene can vary from 0 to 23760 (elements cannot intersect).
The live ...
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68 views
Unity3D - Upload a image from PC memory to WebGL app
I need user to upload his(her) avatar picture from PC to game
How can I create a file dialog and upload a image to WebGL game?
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1answer
91 views
WebGL - Open URL in new tab? [closed]
How to open URL in new tab for WebGL?
Tried Application.OpenURL("url"). But it's opens a tab in same window
Thanks
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51 views
Parse RestAPI in Unity WebGL build not working on Google Chrome
I am trying to integrate Parse in Unity Webgl build. As there is no specific SDK for WebGL provided by parse so for parse communication i am using RestAPI to Get the data from parse. As provided in ...
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0answers
67 views
Cell Based Simulation
I'm working on a cell based simulation in a pixel shader (webgl, shadertoy.com specifically), but am having some challenges trying to make the simulation consistent.
Each cell (pixel) has the ...
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1answer
1k views
Unity WebGL not loading on chrome
I've made a simple game but when I tried to load this on chrome its not loading.
I am building for WebGL (HTML 5). I am getting these errors when the page loads.
Unity version - 5.3.1f1 Chrome ...
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1answer
278 views
Unity 3D error when compiling to WebGL: Destination directory not found
When I try to compile my Unity project to WebGL in Development mode on Windows 8.1 (and with the latest version of Unity), I receive the following errors (the first one is truncated because it's ...
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1answer
62 views
WebGL color quantization
I'm making a WebGL game in a 90s DOS games style. I'm trying to use a shader which would quantize colors to get reduced colors look. I found this solution: Palette reduction to pre-defined palette, ...
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48 views
Virtual infinite plane in shadow map
I have a WebGL deferred rendering pipeline, where I'm rendering shadow map with VSM technique. The goal is that the scene, or model, is hovering in space, and in addition to casting shadow on itself, ...
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0answers
52 views
GPU Spatial Clustering
I have a around 100k points on the screen (that might update). 2D points.
The goal is to cluster them into groups, by a constant distance. Meaning, finding groups of points that the distance between ...
3
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1answer
51 views
Timers and performance for mobile JS
I'm using the Three.js JavaScript library to do some things in WebGL, and I wonder how the graphic aspects of timers are done on mobile.
I was creating numbers with geometries and just replacing them ...
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0answers
28 views
How to use quaternion on another referential
I'm new on Three.js and despite a mechanical background, I can't find how quaternion works: it's like it always refers on local part referential and not the global one.
I've illustrated it here : ...
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1answer
129 views
Unity — custom shader behaves differently on WebGL deployment (correct) and editor view (incorrect)
I started working on shaders and lighting on Unity3D 5.2.1f1. I set up a scene where the sun object rotates the directional light (the only light in the scene) based on its position to simulate a ...
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Understanding webgl min/mag filter texture artifacts in orthographic projection?
Summary
Flickering and shimmering of image plotted on a geometry where the viewport exceeds the size of the screen. I am using an orthographic projection for the camera. In this case, it is tied to ...
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2answers
107 views
How to hide a post-processed mesh outline when/where the mesh is hidden
I'm working on setting up an active outline in my 3d engine, a highlight effect for selected 3d characters or scenery in the screen. After working with the stencil buffer and getting some ...
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0answers
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Unstable behavior when applying impulse
I created a video that describes the problem since it very hard to explain it. Basically, using physi.js, I am applying random impulse on the object. In the video, at 0:17 the problem begins when the ...
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1answer
112 views
White dots artifacts when applying borders to hex tiled geometry
I have a hexagon tiled geometry I created in Blender
Which I then load in WebGL, using THREE.js library. Below is the loading code, I've cut the code of creating scene, lights, etc. I create ...
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1answer
368 views
Create a WebGL native plugin
I am trying to create a WebGL plugin and I read in the docs here:
http://docs.unity3d.com/Manual/webgl-interactingwithbrowserscripting.html
But I'm not sure I understand.
I created a file in ...
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1answer
67 views
WebGL - send part of texture to GPU
I have a matrix of pixels in RAM memory, e.g. 1000x1000 pixels. I send it to GPU using
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 1000,1000, 0, gl.RGBA, gl.UNSIGNED_BYTE, pixels);
Which works great. ...
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122 views
Error while running Unity WebGL build on MAMP localhost
I have built my game for WebGL platform and tried to run it on MAMP localhost. I am getting the following alert message in Google Chrome (Version 44.0.2403.125 (64-bit)) and in Safari (Version 8.0.3 ...
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0answers
52 views
Pass uniforms to Filter's shader
I wanna implement this shader (https://www.shadertoy.com/view/MslGWN#) in PhaserJS state.
So i transformed the shader to WebGL style.
I overload Phaser.Filter's update function to pass iChannel ...
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0answers
73 views
How to properly use large texture that is not power of 2?
I'm making a 2D game, rendered using WebGL (using ANGLE, which means that on Windows DirectX is actually used). This is desktop-only game, but would be great to be compatible with integrated graphics ...
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2answers
476 views
Applicaton.ExternalEval(String script)
I was wondering, if Application.ExternalEval(String script); in Unity3D can return something.
Like:String playerName = Application.ExternalEval("prompt("Please enter your name", "player1")");
Thank ...
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2answers
519 views
Low quality bilinear sampling in WebGL/OpenGL/DirectX
I'm seeing low quality bilinear texture sampling in WebGL, OpenGL and Directx, and was wondering if anyone knew how to make it higher quality? The picture below should help show what I mean.
The ...
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1answer
169 views
WebGL half float equivelant?
I'm trying to find a half float for the purposes of doing math in a fragment shader, not trying to have a half float texture.
Is there an equivalent of the half float data type in WebGL?
I know you ...
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2answers
89 views
WebGL Multiple Lights, Blending, and Render Order
I am trying to do simple forward rendering for multiple lights using additive blending in WebGL. Following advice from this SO and this one, I simply turn on blending using glBlendFunc(GL_ONE, GL_ONE) ...
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2answers
213 views
Fragment shader compiling in webGL but not in OpenGL
I am programming in Haxe (language compiling to multiple platforms) and I have written some shaders.
My fragment shader runs fine in html5, but when I try to compile for native (OS X and/or Neko, a ...
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1answer
256 views
Techniques for drawing lines, with mouse, on 3D objects in WebGL or OpenGL?
Can anyone point me to techniques for drawing lines, with the mouse, on 3D objects in WebGL or OpenGL?
Here's the effect I'm looking for, using WebGL: http://www.spacegoo.com/cadillac/
I can imagine ...
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42 views
Phaserjs, filters, save to image cache
I've tried to apply a Pixi filter to a image and save it to cache but the image doesn't get saved with the filter.
colorMatrix = new PIXI.ColorMatrixFilter();
colorMatrix.matrix = [0,0.0,0.5,-0.2, ...
5
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2answers
977 views
How can I tell a fragment shader to not write a particular pixel?
In a WebGL I'd like to send a screen space quad through that gets processed by a fragment shader, but have the fragment shader only write out a pixel under certain conditions (say... that it was ...
3
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331 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 ...
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0answers
42 views
Array of script class references in inspector
I'm trying to remove the Reflection part of ones of my scripts so it works in WebGL, however I am having some trouble.
Basically I need a way to store references to classes in an Inspector array so ...
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2answers
160 views
WebGL techniques for normal mapping on morph targets?
I'm currently morphing some meshes by interpolating their positions and normals between target arrays, on the GPU, in WebGL.
Now I need to apply normal maps to those morphs.
For normal maps on ...
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1answer
106 views
How are CSS and WebGL coordinates related? [closed]
I'd like to build a simple framework which rendering combines web page DOM elements with WebGL, such that they're manipulable in the same coordinate space.
How does the plain CSS coordinate system ...
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1answer
293 views
WebGL (three.js) - rendering object behind camera far plane
I need to have one object that is always visible/rendered (a lens flare, to be exact). I don't want to set the camera far plane to the maximum possible distance between camera and the sun (performance ...
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4answers
375 views
How can I scale up sprites but maintain visual quality?
I am using WebGL. I have an isometric grid which contains tiles. Some have 'tree' sprites on them. If I have my tree sprite loaded from a texture with a fixed resolution, when I zoom into the grid ...
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1answer
117 views
JavaScript THREE.js webgl spotlight rendering
I'm playing with webgl/JavaScript/THREE and a spotlight. And I see unexpected results. And I don't understand what's going on, and I'm hoping you can point me in the right direction. In my particular ...
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2answers
1k views
Three.js: Lighting not calculating correctly on THREE.Geometry objects
I have a three.js (REVISION: '68') issue with the lighting of THREE.Geometry objects:
I'm using the THREE.Geometry class to build up objects using vertices and faces, then I computeFaceNormals() ...
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1answer
108 views
Compress 16 bit raw data in webgl
I have a 3D volume where every voxel is 16 bits. Is there anyway I can use some kind of compression to store the data so I can use less video ram?
Webgl supported different compressiosn if you enable ...
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1answer
245 views
How to implement user friendly screen panning on 3D HTML canvas for RTS game
How can I get RTS map panning like how it was done in C&C red alert (with the mouse at the edge of the screen moves the screen in that direction) with a Babylon.js RTS game in the html canvas? ...
