Remove macOS only uses of scale factor

packages/react-native/Libraries/Image/RCTImageView.mm

@@ -65,14 +65,14 @@ static BOOL RCTShouldReloadImageForSizeChange(CGSize currentSize, CGSize idealSi
     scale = scaleX;
   }
 
-  NSSize newSize = NSMakeSize(RCTRoundPixelValue(originalImageSize.width * scale, windowScale),
-                              RCTRoundPixelValue(originalImageSize.height * scale, windowScale));
+  NSSize newSize = NSMakeSize(RCTRoundPixelValue(originalImageSize.width * scale),
+                              RCTRoundPixelValue(originalImageSize.height * scale));
   NSImage *newImage = [[NSImage alloc] initWithSize:newSize];
 
   for (NSImageRep *imageRep in [originalImage representations]) {
     NSImageRep *newImageRep = [imageRep copy];
-    NSSize newImageRepSize = NSMakeSize(RCTRoundPixelValue(imageRep.size.width * scale, windowScale),
-                                        RCTRoundPixelValue(imageRep.size.height * scale, windowScale));
+    NSSize newImageRepSize = NSMakeSize(RCTRoundPixelValue(imageRep.size.width * scale),
+                                        RCTRoundPixelValue(imageRep.size.height * scale));
 
     newImageRep.size = newImageRepSize;
 

packages/react-native/Libraries/Text/Text/RCTTextShadowView.mm

@@ -310,19 +310,10 @@ - (void)layoutSubviewsWithContext:(RCTLayoutContext)layoutContext
                 UIFont *font = [textStorage attribute:NSFontAttributeName atIndex:range.location effectiveRange:nil];
 
                 CGRect frame = {
-#if !TARGET_OS_OSX // [macOS]
                     {RCTRoundPixelValue(glyphRect.origin.x),
                      RCTRoundPixelValue(
                          glyphRect.origin.y + glyphRect.size.height - attachmentSize.height + font.descender)},
-#else // [macOS
-                    {RCTRoundPixelValue(glyphRect.origin.x, [self scale]),
-                     RCTRoundPixelValue(glyphRect.origin.y + glyphRect.size.height - attachmentSize.height + font.descender, [self scale])},
-#endif // macOS]
-#if !TARGET_OS_OSX // [macOS]
                     {RCTRoundPixelValue(attachmentSize.width), RCTRoundPixelValue(attachmentSize.height)}};
-#else // [macOS
-                    {RCTRoundPixelValue(attachmentSize.width, [self scale]), RCTRoundPixelValue(attachmentSize.height, [self scale])}};
-#endif // macOS]
 
                 NSRange truncatedGlyphRange =
                     [layoutManager truncatedGlyphRangeInLineFragmentForGlyphAtIndex:range.location];
@@ -427,12 +418,7 @@ static YGSize RCTTextShadowViewMeasure(
   }
 
   size = (CGSize){
-#if !TARGET_OS_OSX // [macOS]
       MIN(RCTCeilPixelValue(size.width), maximumSize.width), MIN(RCTCeilPixelValue(size.height), maximumSize.height)};
-#else // [macOS
-      MIN(RCTCeilPixelValue(size.width, shadowTextView.scale), maximumSize.width),
-      MIN(RCTCeilPixelValue(size.height, shadowTextView.scale), maximumSize.height)};
-#endif // macOS]
 
   // Adding epsilon value illuminates problems with converting values from
   // `double` to `float`, and then rounding them to pixel grid in Yoga.

packages/react-native/Libraries/Text/TextInput/Multiline/RCTUITextView.mm

@@ -460,7 +460,6 @@ - (CGSize)placeholderSize
   UIEdgeInsets textContainerInset = self.textContainerInsets;
 #endif // macOS]
   NSString *placeholder = self.placeholder ?: @"";
-#if !TARGET_OS_OSX // [macOS]
   CGSize maxPlaceholderSize =
       CGSizeMake(UIEdgeInsetsInsetRect(self.bounds, textContainerInset).size.width, CGFLOAT_MAX);
   CGSize placeholderSize = [placeholder boundingRectWithSize:maxPlaceholderSize
@@ -469,11 +468,6 @@ - (CGSize)placeholderSize
                                                      context:nil]
                                .size;
   placeholderSize = CGSizeMake(RCTCeilPixelValue(placeholderSize.width), RCTCeilPixelValue(placeholderSize.height));
-#else // [macOS
-  CGFloat scale = _pointScaleFactor ?: self.window.backingScaleFactor;
-  CGSize placeholderSize = [placeholder sizeWithAttributes:[self _placeholderTextAttributes]];
-  placeholderSize = CGSizeMake(RCTCeilPixelValue(placeholderSize.width, scale), RCTCeilPixelValue(placeholderSize.height, scale));
-#endif // macOS]
   placeholderSize.width += textContainerInset.left + textContainerInset.right;
   placeholderSize.height += textContainerInset.top + textContainerInset.bottom;
   // Returning size DOES contain `textContainerInset` (aka `padding`; as `sizeThatFits:` does).

packages/react-native/Libraries/Text/TextInput/RCTBaseTextInputShadowView.mm

@@ -296,13 +296,8 @@ - (CGSize)sizeThatFitsMinimumSize:(CGSize)minimumSize maximumSize:(CGSize)maximu
   CGSize size = [_layoutManager usedRectForTextContainer:_textContainer].size;
 
   return (CGSize){
-#if !TARGET_OS_OSX // [macOS]
       MAX(minimumSize.width, MIN(RCTCeilPixelValue(size.width), maximumSize.width)),
       MAX(minimumSize.height, MIN(RCTCeilPixelValue(size.height), maximumSize.height))};
-#else // [macOS
-    MAX(minimumSize.width, MIN(RCTCeilPixelValue(size.width, [self scale]), maximumSize.width)),
-    MAX(minimumSize.height, MIN(RCTCeilPixelValue(size.height, [self scale]), maximumSize.height))};
-#endif // macOS]
 }
 
 - (CGFloat)lastBaselineForSize:(CGSize)size

packages/react-native/Libraries/Text/TextInput/Singleline/RCTUITextField.mm

@@ -619,20 +619,8 @@ - (CGSize)intrinsicContentSize
 {
   // Note: `placeholder` defines intrinsic size for `<TextInput>`.
   NSString *text = self.placeholder ?: @"";
-#if !TARGET_OS_OSX // [macOS]
   CGSize size = [text sizeWithAttributes:[self _placeholderTextAttributes]];
   size = CGSizeMake(RCTCeilPixelValue(size.width), RCTCeilPixelValue(size.height));
-#else // [macOS
-  CGSize size = [text sizeWithAttributes:@{NSFontAttributeName: self.font}];
-  CGFloat scale = _pointScaleFactor ?: self.window.backingScaleFactor;
-  if (scale == 0.0 && RCTRunningInTestEnvironment()) {
-    // When running in the test environment the view is not on screen.
-    // Use a scaleFactor of 1 so that the test results are machine independent.
-    scale = 1;
-  }
-  RCTAssert(scale != 0.0, @"Layout occurs before the view is in a window?");
-  size = CGSizeMake(RCTCeilPixelValue(size.width, scale), RCTCeilPixelValue(size.height, scale));
-#endif // macOS]
   size.width += _textContainerInset.left + _textContainerInset.right;
   size.height += _textContainerInset.top + _textContainerInset.bottom;
   // Returning size DOES contain `textContainerInset` (aka `padding`).

packages/react-native/React/Base/RCTUtils.h

@@ -54,15 +54,9 @@ RCT_EXTERN CGSize RCTScreenSize(void);
 RCT_EXTERN CGSize RCTViewportSize(void);
 
 // Round float coordinates to nearest whole screen pixel (not point)
-#if !TARGET_OS_OSX // [macOS]
 RCT_EXTERN CGFloat RCTRoundPixelValue(CGFloat value);
 RCT_EXTERN CGFloat RCTCeilPixelValue(CGFloat value);
 RCT_EXTERN CGFloat RCTFloorPixelValue(CGFloat value);
-#else // [macOS
-RCT_EXTERN CGFloat RCTRoundPixelValue(CGFloat value, CGFloat scale);
-RCT_EXTERN CGFloat RCTCeilPixelValue(CGFloat value, CGFloat scale);
-RCT_EXTERN CGFloat RCTFloorPixelValue(CGFloat value, CGFloat scale);
-#endif // macOS]
 
 // Convert a size in points to pixels, rounded up to the nearest integral size
 RCT_EXTERN CGSize RCTSizeInPixels(CGSize pointSize, CGFloat scale);

packages/react-native/React/Base/RCTUtils.m

@@ -377,7 +377,7 @@ CGSize RCTScreenSize(void)
   return size;
 }
 #else // [macOS
-CGFloat RCTScreenScale()
+CGFloat RCTScreenScale(void)
 {
   return [NSScreen mainScreen].backingScaleFactor;
 }
@@ -402,7 +402,6 @@ CGSize RCTViewportSize(void)
 #endif // macOS]
 }
 
-#if !TARGET_OS_OSX // [macOS]
 CGFloat RCTRoundPixelValue(CGFloat value)
 {
   CGFloat scale = RCTScreenScale();
@@ -420,22 +419,6 @@ CGFloat RCTFloorPixelValue(CGFloat value)
   CGFloat scale = RCTScreenScale();
   return floor(value * scale) / scale;
 }
-#else // [macOS
-CGFloat RCTRoundPixelValue(CGFloat value, CGFloat scale)
-{
-  return round(value * scale) / scale;
-}
-
-CGFloat RCTCeilPixelValue(CGFloat value, CGFloat scale)
-{
-  return ceil(value * scale) / scale;
-}
-
-CGFloat RCTFloorPixelValue(CGFloat value, CGFloat scale)
-{
-  return floor(value * scale) / scale;
-}
-#endif // macOS]
 
 CGSize RCTSizeInPixels(CGSize pointSize, CGFloat scale)
 {

packages/react-native/React/Fabric/Mounting/ComponentViews/SafeAreaView/RCTSafeAreaViewComponentView.mm

@@ -54,17 +54,10 @@ - (void)_updateStateIfNecessary
 
   UIEdgeInsets insets = [self _safeAreaInsets];
   CGFloat scale = _layoutMetrics.pointScaleFactor; // [macOS]
-#if !TARGET_OS_OSX // [macOS]
   insets.left = RCTRoundPixelValue(insets.left);
   insets.top = RCTRoundPixelValue(insets.top);
   insets.right = RCTRoundPixelValue(insets.right);
   insets.bottom = RCTRoundPixelValue(insets.bottom);
-#else // [macOS
-  insets.left = RCTRoundPixelValue(insets.left, scale);
-  insets.top = RCTRoundPixelValue(insets.top, scale);
-  insets.right = RCTRoundPixelValue(insets.right, scale);
-  insets.bottom = RCTRoundPixelValue(insets.bottom, scale);
-#endif // macOS]
 
   auto newPadding = RCTEdgeInsetsFromUIEdgeInsets(insets);
   auto threshold = 1.0 / scale + 0.01; // Size of a pixel plus some small threshold. [macOS]

packages/react-native/React/Views/RCTBorderDrawing.m

@@ -52,21 +52,12 @@ RCTCornerInsets RCTGetCornerInsets(RCTCornerRadii cornerRadii, UIEdgeInsets edge
       }};
 }
 
-static UIEdgeInsets RCTRoundInsetsToPixel(
-  UIEdgeInsets edgeInsets,
-  CGFloat scaleFactor // [macOS]
-) {
-#if !TARGET_OS_OSX // [macOS]
+static UIEdgeInsets RCTRoundInsetsToPixel(UIEdgeInsets edgeInsets)
+{
   edgeInsets.top = RCTRoundPixelValue(edgeInsets.top);
   edgeInsets.bottom = RCTRoundPixelValue(edgeInsets.bottom);
   edgeInsets.left = RCTRoundPixelValue(edgeInsets.left);
   edgeInsets.right = RCTRoundPixelValue(edgeInsets.right);
-#else // [macOS
-  edgeInsets.top = RCTRoundPixelValue(edgeInsets.top, scaleFactor);
-  edgeInsets.bottom = RCTRoundPixelValue(edgeInsets.bottom, scaleFactor);
-  edgeInsets.left = RCTRoundPixelValue(edgeInsets.left, scaleFactor);
-  edgeInsets.right = RCTRoundPixelValue(edgeInsets.right, scaleFactor);
-#endif // macOS]
     return edgeInsets;
 }
 
@@ -217,7 +208,7 @@ static CGPathRef RCTPathCreateOuterOutline(BOOL drawToEdge, CGRect rect, RCTCorn
   // Incorrect render for borders that are not proportional to device pixel: borders get stretched and become
   // significantly bigger than expected.
   // Rdar: http://www.openradar.me/15959788
-  borderInsets = RCTRoundInsetsToPixel(borderInsets, scaleFactor); // [macOS]
+  borderInsets = RCTRoundInsetsToPixel(borderInsets);
 
   const BOOL makeStretchable =
       (borderInsets.left + cornerInsets.topLeft.width + borderInsets.right + cornerInsets.bottomRight.width <=

packages/react-native/React/Views/RCTShadowView.h

@@ -51,9 +51,6 @@ typedef void (^RCTApplierBlock)(NSDictionary<NSNumber *, RCTPlatformView *> *vie
 @property (nonatomic, assign, readonly) YGNodeRef yogaNode;
 @property (nonatomic, copy) NSString *viewName;
 @property (nonatomic, copy) RCTDirectEventBlock onLayout;
-#if TARGET_OS_OSX // [macOS
-@property (nonatomic) CGFloat scale;
-#endif // macOS]
 
 /**
  * Computed layout of the view.

packages/react-native/React/Views/RCTShadowView.m

@@ -49,12 +49,7 @@ + (YGConfigRef)yogaConfig
   static dispatch_once_t onceToken;
   dispatch_once(&onceToken, ^{
     yogaConfig = YGConfigNew();
-#if !TARGET_OS_OSX // [macOS]
-    float pixelsInPoint = RCTScreenScale();
-#else // [macOS
-    float pixelsInPoint = 1; // Use 1x alignment for macOS until we can use backing resolution
-#endif // macOS]
-    YGConfigSetPointScaleFactor(yogaConfig, pixelsInPoint);
+    YGConfigSetPointScaleFactor(yogaConfig, RCTScreenScale());
     YGConfigSetErrata(yogaConfig, YGErrataAll);
   });
   return yogaConfig;

packages/react-native/ReactCommon/react/renderer/textlayoutmanager/platform/ios/react/renderer/textlayoutmanager/RCTTextLayoutManager.mm

@@ -96,20 +96,12 @@ - (void)drawAttributedString:(AttributedString)attributedString
 
     // `rect`'s width is stored in double precesion.
     // `frame`'s width is also in double precesion but was stored as float in Yoga previously, precesion was lost.
-#if !TARGET_OS_OSX // [macOS]
     if (std::abs(RCTCeilPixelValue(rect.size.width) - frame.size.width) < threshold) {
-#else // [macOS
-    if (std::abs(RCTCeilPixelValue(rect.size.width, RCTScreenScale()) - frame.size.width) < threshold) {
-#endif // macOS]
       // `textStorage` passed to this method was used to calculate size of frame. If that's the case, it's
       // width is the same as frame's width. Origin must be adjusted, otherwise glyhps will be painted in wrong
       // place.
       // We could create new `NSTextStorage` for the specific frame, but that is expensive.
-#if !TARGET_OS_OSX // [macOS]
       origin.x -= RCTCeilPixelValue(rect.origin.x);
-#else // [macOS
-	  origin.x -= RCTCeilPixelValue(rect.origin.x, RCTScreenScale());
-#endif // macOS]
     }
   }
 
@@ -298,12 +290,7 @@ - (TextMeasurement)_measureTextStorage:(NSTextStorage *)textStorage
 
   CGSize size = [layoutManager usedRectForTextContainer:textContainer].size;
 
-#if !TARGET_OS_OSX // [macOS]
   size = (CGSize){RCTCeilPixelValue(size.width), RCTCeilPixelValue(size.height)};
-#else // [macOS
-  CGFloat scale = [[NSScreen mainScreen] backingScaleFactor];
-  size = (CGSize){RCTCeilPixelValue(size.width, scale), RCTCeilPixelValue(size.height, scale)};
-#endif // macOS]
   __block auto attachments = TextMeasurement::Attachments{};
 
   [textStorage