API that exposes GPU capabilities to web browsers. Use this tag with questions on programming against WebGPU.
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Questions tagged [webgpu]
76 questions
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WGPU and Dawn (WebGpu)
I am trying to understand the general concept of wgpu and Dawn.
As I understand it, there are two main implementations of the WebGPU standard from Khronos: wgpu from Mozilla and Dawn from Google.
Do I understand correctly that:
-wgpu: is it a C/Rust…
Lua_beg
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1 answer
Binding size '...' is larger than the maximum binding size (134217728)
I want to handle large amount of data on GPU. I write simple test shader, that just make array ements negative. Here it is:
@group(0) @binding(0) var sourceArray : array;
@group(0) @binding(1) var resultArray…
Nikolai
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Problem with uniform buffer on rust's wgpu only for web target
I made this project as a way to learn rust and graphics programming. The program is based on this great tutorial and currently works as a native desktop application (on Windows atleast).
However, my main goal is to create a web app to showcase my…
lobis
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1 answer
WebGPU WGLSL error occurs following outdated tutorials: "access mode 'write' is not valid for the 'storage' address space"
Note: I've answered my own question here, and am posting so that others in the same situation may benefit.
I was following along with various WebGPU tutorials, in particular for compute shaders, these articles in particular:…
ChaseMoskal
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4 answers
Is WebGPU something that can actually be tested right now?
I have a hobby project that could use some gpu compute, I figured it would also be a great time to test out the new WebGPU API. So far I tried looking at various WebGPU demos on latest versions of both chrome canary and firefox dev edition, both…
user81993
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In WebGPU, can you reuse the same render pass in multiple frames?
In WebGPU you can create a render pass by defining its descriptor:
const renderPassDesc: GPURenderPassDescriptor = {
colorAttachments: [
{
view: context.getCurrentTexture().createView(),
loadValue: [0.2, 0.3, 0.5, 1],
…
damix911
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3 answers
WebGPU JsInterop wrapper
I am trying to play around with WebGPU in GWT 2.9.0 using JsInterop and I face some problems trying to map all the WebGPU interfaces to Java. The definitions I refer to are located at https://www.w3.org/TR/webgpu/#idl-index
1) How do I map an…
Samwise
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1 answer
why i can not search #enable-unsafe-webgpu in chrome://flags in windows chromeV95
enter image description here
In windows chromeV95,i input chrome://flags and search #enable-unsafe-webgpu, and there is no result ?
yangfangfang1204
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1 answer
How do you ensure background is cleared correctly in WebGPU?
Is there a magic flag I need to set to get correct clearing of the background when rendering with WebGPU? My render works fine except, whatever settings I use, I see the garbage that was last displayed is in the browser window instead of the the…
griffin2000
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Compute Shader Corrupting Vertex Buffer
I'm making a tutorial for computing tangents and bitangents in a WGPU (Vulkan GLSL) compute shader. I'm creating the vertex buffer on the CPU from a .obj I made in blender.
Here's the code for the compute shader.
#version 450
#define…
sotrh
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0 answers
How to convert global_invocation_id to clip space coordinates? (To convert depth buffer to world space position)
I am writing a compute shader that runs some function for every pixel in a framebuffer. To simplify this question, I'm using a workgroup size of 1.
@compute
@workgroup_size(1, 1)
fn main(@builtin(global_invocation_id) gid: vec3u) { ...…
Lukas Kalbertodt
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WGSL: Multiplying a vec4f by a mat4f identity matrix produces different results
I am trying out WebGPU for the first time and have come across a problem. Normally in other rendering frameworks I would multiply a vec4 my a matrix of all 1s and the output would be the same.
Here is what I expect with this code:
@vertex
fn…
Jove
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1 answer
Cannot load WebGPU code: WGSL reader error
I'm following this WebGPU tutorial, and I copied the below shader code (shader.wgsl, full file is here):
// vertex shader
struct Output {
@builtin(position) Position : vec4; // <-- error in this line
@location(0) vColor :…
Hoff
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2 answers
WebGPU. How to SET COLOR PER TRIANGLE, but not per vertex, and USE ONLY VERTEX BUFFER
I am trying to set color per triangle.
But it is not working.
Only setting color per vertex works!
This is what I made:
Color Per Triangle