1950609 - [WebGPU] Demo at https://webgpu-ocean.netlify.app/ doesnt work in "SPH" simulation mode

Status: RESOLVED FIXED

(Core :: Graphics: WebGPU, defect)

Description

[Mayank Bansal]

Go to https://webgpu-ocean.netlify.app/
From the right, select "SPH" as the simulation mode.

AR: Demo doesnt work as expected.

Profilw with webgpu preset logging: https://share.firefox.dev/43cdZtK

Error in webconsole:

17:27:20.691
WebGPU compilation info for shader module "prefix-sum" (1 error(s), 0 warning(s), 0 info)
17:27:20.691

Shader 'prefix-sum' parsing error: automatic conversions cannot convert elements of i32 to u32
┌─ wgsl:28:5
│
28 │ temp[ELM_TID] = select(items[ELM_GID], 0, ELM_GID >= ELEMENT_COUNT);
│ ^^^^^^^^^^^^^ ^^^^^^ this expression has type i32
│ │
│ a value with elements of type u32 is required here

17:27:20.691
Encountered one or more errors while creating shader module "prefix-sum"

Comment 1

[Mayank Bansal]

Attachment: about:support

Comment 2

[Erich Gubler [:ErichDonGubler] (he/him)]

WFM now!

Comment 3

[Erich Gubler [:ErichDonGubler] (he/him)]

Ah, no, STR says SPH mode, which is blocked on

Comment 4

[Erich Gubler [:ErichDonGubler] (he/him)]

WFM now, with dependencies satisfied! Woot!