From 676db0a5f255197b17b1a8c5be2663a146d847f2 Mon Sep 17 00:00:00 2001
From: Nathan Adams <dinnerbone@dinnerbone.com>
Date: Tue, 17 Jan 2023 04:55:26 +0100
Subject: [PATCH] Create gles buffers with DYNAMIC_DRAW instead of STATIC_DRAW

---
 wgpu-hal/src/gles/device.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/wgpu-hal/src/gles/device.rs b/wgpu-hal/src/gles/device.rs
index f0c630d59f2..1ac34237afb 100644
--- a/wgpu-hal/src/gles/device.rs
+++ b/wgpu-hal/src/gles/device.rs
@@ -499,7 +499,10 @@ impl crate::Device<super::Api> for super::Device {
                     glow::DYNAMIC_DRAW
                 }
             } else {
-                glow::STATIC_DRAW
+                // Even if the usage doesn't contain SRC_READ, we update it internally at least once
+                // Some vendors take usage very literally and STATIC_DRAW will freeze us with an empty buffer
+                // https://github.com/gfx-rs/wgpu/issues/3371
+                glow::DYNAMIC_DRAW
             };
             unsafe { gl.buffer_data_size(target, raw_size, usage) };
         }