From 538025232e713963851f56909bf3163a17288dc5 Mon Sep 17 00:00:00 2001
From: Geoff Lang <geofflang@chromium.org>
Date: Tue, 18 Feb 2025 13:39:29 -0500
Subject: [PATCH] Compat: Disable multisampling tests on integer formats

Discussed in https://github.com/gpuweb/gpuweb/issues/5004
Landed in Compat proposal in https://github.com/gpuweb/gpuweb/pull/5053
---
 src/webgpu/format_info.ts | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/webgpu/format_info.ts b/src/webgpu/format_info.ts
index d582a2005b4..0a5802762b1 100644
--- a/src/webgpu/format_info.ts
+++ b/src/webgpu/format_info.ts
@@ -1857,6 +1857,19 @@ export function isSintOrUintFormat(format: GPUTextureFormat) {
  * Returns true of format can be multisampled.
  */
 export const kCompatModeUnsupportedMultisampledTextureFormats: readonly GPUTextureFormat[] = [
+  `r8uint`,
+  `r8sint`,
+  `rg8uint`,
+  `rg8sint`,
+  `rgba8uint`,
+  `rgba8sint`,
+  `r16uint`,
+  `r16sint`,
+  `rg16uint`,
+  `rg16sint`,
+  `rgba16uint`,
+  `rgba16sint`,
+  `rgb10a2uint`,
   'rgba16float',
   'r32float',
 ] as const;