From 23209fec39baad25c1d60cbf5f9812be105188cc Mon Sep 17 00:00:00 2001
From: osy <50960678+osy@users.noreply.github.com>
Date: Tue, 2 Aug 2022 21:53:16 -0700
Subject: [PATCH] display(iOS): make renderer a property

---
 .../Display/VMDisplayMetalViewController.m    | 24 +++++++++++--------
 1 file changed, 14 insertions(+), 10 deletions(-)

diff --git a/Platform/iOS/Display/VMDisplayMetalViewController.m b/Platform/iOS/Display/VMDisplayMetalViewController.m
index 627adca01..e472c5a4e 100644
--- a/Platform/iOS/Display/VMDisplayMetalViewController.m
+++ b/Platform/iOS/Display/VMDisplayMetalViewController.m
@@ -28,9 +28,13 @@
 #import "UTM-Swift.h"
 @import CocoaSpiceRenderer;
 
-@implementation VMDisplayMetalViewController {
-    CSRenderer *_renderer;
-}
+@interface VMDisplayMetalViewController ()
+
+@property (nonatomic, nullable) CSRenderer *renderer;
+
+@end
+
+@implementation VMDisplayMetalViewController
 
 - (instancetype)initWithDisplay:(CSDisplay *)display input:(CSInput *)input {
     if (self = [super initWithNibName:nil bundle:nil]) {
@@ -74,8 +78,8 @@ - (void)viewDidLoad {
         return;
     }
     
-    _renderer = [[CSRenderer alloc] initWithMetalKitView:self.mtkView];
-    if (!_renderer) {
+    self.renderer = [[CSRenderer alloc] initWithMetalKitView:self.mtkView];
+    if (!self.renderer) {
         UTMLog(@"Renderer failed initialization");
         return;
     }
@@ -83,12 +87,12 @@ - (void)viewDidLoad {
     // Initialize our renderer with the view size
     CGSize drawableSize = self.view.bounds.size;
     self.mtkView.drawableSize = drawableSize;
-    [_renderer mtkView:self.mtkView drawableSizeWillChange:drawableSize];
+    [self.renderer mtkView:self.mtkView drawableSizeWillChange:drawableSize];
     
-    [_renderer changeUpscaler:self.delegate.qemuDisplayUpscaler
-                   downscaler:self.delegate.qemuDisplayDownscaler];
+    [self.renderer changeUpscaler:self.delegate.qemuDisplayUpscaler
+                       downscaler:self.delegate.qemuDisplayDownscaler];
     
-    self.mtkView.delegate = _renderer;
+    self.mtkView.delegate = self.renderer;
     self.vmDisplay = self.vmDisplay; // reset renderer
     
     [self initTouch];
@@ -186,7 +190,7 @@ - (void)displayResize:(CGSize)size {
 
 - (void)setVmDisplay:(CSDisplay *)display {
     _vmDisplay = display;
-    _renderer.source = display;
+    self.renderer.source = display;
 }
 
 - (void)setDisplayScaling:(CGFloat)scaling origin:(CGPoint)origin {