From d6890aa5c21d8f10ffe9b92ff854cdea42902ea2 Mon Sep 17 00:00:00 2001
From: U U U <51853008+uuxyz@users.noreply.github.com>
Date: Fri, 18 Sep 2026 04:07:22 +0000
Subject: [PATCH] WebGL: Enabled EAC texture formats via
 WEBGL_compressed_texture_etc extension. (#3980)

EACR11/EACR11S/EACRG11/EACRG11S fell through to the default case, so on
WebGL the extension was never enabled and EAC textures silently failed
to load. Follow-up to #3487.
---
 src/renderer_gl.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/renderer_gl.cpp b/src/renderer_gl.cpp
index 85f61ffaf..d659b14fc 100644
--- a/src/renderer_gl.cpp
+++ b/src/renderer_gl.cpp
@@ -1761,6 +1761,10 @@ namespace bgfx { namespace gl
 			case TextureFormat::ETC2:
 			case TextureFormat::ETC2A:
 			case TextureFormat::ETC2A1:
+			case TextureFormat::EACR11:
+			case TextureFormat::EACR11S:
+			case TextureFormat::EACRG11:
+			case TextureFormat::EACRG11S:
 				return emscripten_webgl_enable_extension(ctx, "WEBGL_compressed_texture_etc");
 
 			case TextureFormat::ASTC4x4: