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UUM-9480 Workaround
#pragma once
@interface UnityView (iOS)
// will simply update content orientation (it might be tweaked in layoutSubviews, due to disagreement between unity and view controller)
- (void)willRotateToOrientation:(UIInterfaceOrientation)toOrientation fromOrientation:(UIInterfaceOrientation)fromOrientation;
// will recreate gles backing if needed and repaint once to make sure we dont have black frame creeping in
- (void)didRotate;
- (void)touchesBegan:(NSSet*)touches withEvent:(UIEvent*)event;
- (void)touchesEnded:(NSSet*)touches withEvent:(UIEvent*)event;
- (void)touchesCancelled:(NSSet*)touches withEvent:(UIEvent*)event;
- (void)touchesMoved:(NSSet*)touches withEvent:(UIEvent*)event;
- (BOOL)is10thGenIpad;
#import "UnityView.h"
#import "UnityAppController+Rendering.h"
#include "OrientationSupport.h"
extern bool _unityAppReady;
@interface UnityView ()
@property (nonatomic, readwrite) ScreenOrientation contentOrientation;
@implementation UnityView (iOS)
- (void)willRotateToOrientation:(UIInterfaceOrientation)toOrientation fromOrientation:(UIInterfaceOrientation)fromOrientation;
// to support the case of interface and unity content orientation being different
// we will cheat a bit:
// we will calculate transform between interface orientations and apply it to unity view orientation
// you can still tweak unity view as you see fit in AppController, but this is what you want in 99% of cases
ScreenOrientation to = ConvertToUnityScreenOrientation(toOrientation);
ScreenOrientation from = ConvertToUnityScreenOrientation(fromOrientation);
if (fromOrientation == UIInterfaceOrientationUnknown)
_curOrientation = to;
_curOrientation = OrientationAfterTransform(_curOrientation, TransformBetweenOrientations(from, to));
_viewIsRotating = YES;
- (void)didRotate
BOOL is10thGenIpad = [self is10thGenIpad];
//Theres a bug in 10th gen ipads that fails to load the proper dimensions at the right time
//so _shouldRecreateView never gets set. Short circuit that here. Side effects may be we
//recreate the rendering surface more often than we should when rotating
//Moreover, a long delay is required upon rotation. Haven't tracked down why, but without approx
//500ms sleep above the rendering will stop working seemingly at the OS level (even minimizing the
//app takes 10+ seconds to refresh)
if (is10thGenIpad)
[NSThread sleepForTimeInterval:0.5f];
if (_shouldRecreateView || is10thGenIpad)
[self recreateRenderingSurface];
_viewIsRotating = NO;
- (BOOL) is10thGenIpad
static BOOL hasCheckedIf10thGen = NO;
static BOOL is10thGen = NO;
if (hasCheckedIf10thGen)
return is10thGen;
NSString * modelStr = [NSString stringWithUTF8String:UnityDeviceModel()];
is10thGen = [modelStr hasPrefix:@"iPad13,"];
hasCheckedIf10thGen = true;
return is10thGen;
- (void)touchesBegan:(NSSet*)touches withEvent:(UIEvent*)event { UnitySendTouchesBegin(touches, event); }
- (void)touchesEnded:(NSSet*)touches withEvent:(UIEvent*)event { UnitySendTouchesEnded(touches, event); }
- (void)touchesCancelled:(NSSet*)touches withEvent:(UIEvent*)event { UnitySendTouchesCancelled(touches, event); }
- (void)touchesMoved:(NSSet*)touches withEvent:(UIEvent*)event { UnitySendTouchesMoved(touches, event); }
#endif // PLATFORM_IOS
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