From 5ba95f714d4e5fbdedd653cf7c4137ebe4faa271 Mon Sep 17 00:00:00 2001
From: foxnne <foxnne@gmail.com>
Date: Fri, 6 Dec 2024 15:48:29 -0600
Subject: [PATCH] metal: Remove wait

---
 src/sysgpu/metal.zig | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/src/sysgpu/metal.zig b/src/sysgpu/metal.zig
index ccfdc0df..19650ab5 100644
--- a/src/sysgpu/metal.zig
+++ b/src/sysgpu/metal.zig
@@ -478,16 +478,19 @@ pub const SwapChain = struct {
         const pool = objc.autoreleasePoolPush();
         defer objc.autoreleasePoolPop(pool);
 
-        if (swapchain.current_drawable) |_| {
+        if (swapchain.current_drawable) |drawable| {
             const queue = try swapchain.device.getQueue();
             const command_buffer: *mtl.CommandBuffer = queue.command_queue.commandBuffer() orelse {
                 return error.NewCommandBufferFailed;
             };
 
-            command_buffer.presentDrawable(@ptrCast(swapchain.current_drawable)); // TODO - objc casting?
-            command_buffer.commit();
-            if (swapchain.surface.layer.displaySyncEnabled())
-                command_buffer.waitUntilCompleted();
+            if (swapchain.surface.layer.displaySyncEnabled()) {
+                command_buffer.commit();
+                drawable.present();
+            } else {
+                command_buffer.presentDrawable(@ptrCast(drawable));
+                command_buffer.commit();
+            }
         }
     }
 };