From dfc5a3db4e9194ab5c33f9a730fae37df6a82b64 Mon Sep 17 00:00:00 2001
From: Sebastian Emanuel Dawid <sdawid@techfak.uni-bielefeld.de>
Date: Tue, 13 May 2025 11:27:22 +0200
Subject: [PATCH] Fix crash related to failure to acquire next swapchain image
 during resizing

---
 examples/swapchain.zig | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/examples/swapchain.zig b/examples/swapchain.zig
index a8f1c06..db81de0 100644
--- a/examples/swapchain.zig
+++ b/examples/swapchain.zig
@@ -80,7 +80,11 @@ pub const Swapchain = struct {
         errdefer gc.dev.destroySemaphore(next_image_acquired, null);
 
         const result = try gc.dev.acquireNextImageKHR(handle, std.math.maxInt(u64), next_image_acquired, .null_handle);
-        if (result.result != .success) {
+        // event with a .suboptimal_khr we can still go on to present
+        // if we error even for .suboptimal_khr the example will crash and segfault
+        // on resize, since even the recreated swapchain can be suboptimal during a
+        // resize.
+        if (result.result == .not_ready or result.result == .timeout) {
             return error.ImageAcquireFailed;
         }