From 01df2c5e88480b781aaab6717c4a38eb408774ee Mon Sep 17 00:00:00 2001
From: Stuart Carnie <stuart.carnie@gmail.com>
Date: Fri, 6 Jul 2018 23:37:15 -0700
Subject: [PATCH] fix(Metal): Check for nil drawable

---
 gfx/common/metal/Context.m | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/gfx/common/metal/Context.m b/gfx/common/metal/Context.m
index 5e3fae6012..59066fccf6 100644
--- a/gfx/common/metal/Context.m
+++ b/gfx/common/metal/Context.m
@@ -280,7 +280,11 @@
       dispatch_semaphore_signal(inflight);
    }];
    
-   [_commandBuffer presentDrawable:self.nextDrawable];
+   if (self.nextDrawable)
+   {
+      [_commandBuffer presentDrawable:self.nextDrawable];
+   }
+   
    [_commandBuffer commit];
    
    _commandBuffer = nil;