Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 460ef7c5d3339ab16a256bfaa2b9dbc3e9f9d34e
      
https://github.com/WebKit/WebKit/commit/460ef7c5d3339ab16a256bfaa2b9dbc3e9f9d34e
  Author: Mike Wyrzykowski <[email protected]>
  Date:   2025-06-12 (Thu, 12 Jun 2025)

  Changed paths:
    M Source/WebCore/platform/graphics/PlatformDynamicRangeLimit.h
    M Source/WebKit/UIProcess/RemoteLayerTree/RemoteLayerTreeHost.h
    M Source/WebKit/UIProcess/RemoteLayerTree/RemoteLayerTreeHost.mm
    M Source/WebKit/UIProcess/WebPageProxy.cpp
    M Source/WebKit/UIProcess/WebPageProxy.h
    M Source/WebKit/UIProcess/mac/WebViewImpl.mm
    M Tools/TestWebKitAPI/Tests/WebCore/PlatformDynamicRangeLimitTests.cpp

  Log Message:
  -----------
  HDR images don't get dimmed when Safari goes to background
https://bugs.webkit.org/show_bug.cgi?id=294092
rdar://151892044

Reviewed by Gerald Squelart.

We were failing to adjust the preferred dynamic range of the layer
during layer updates, resulting in mistmatched appearances during
background / foregrounding.

* Source/WebCore/platform/graphics/ca/cocoa/PlatformCALayerCocoa.mm:
(WebCore::PlatformCALayerCocoa::updateContentsFormat):
* Source/WebKit/Shared/RemoteLayerTree/RemoteLayerTreePropertyApplier.mm:
(WebKit::RemoteLayerTreePropertyApplier::applyPropertiesToLayer):
* Source/WebKit/UIProcess/RemoteLayerTree/RemoteLayerTreeHost.mm:
(WebKit::setDynamicRangeLimitRecursive):
(WebKit::setDynamicRangeLimit):
(WebKit::RemoteLayerTreeHost::layerWillBeRemoved):
Largely moved from WebViewImpl

* Source/WebKit/UIProcess/WebPageProxy.cpp:
(WebKit::WebPageProxy::setShouldSuppressHDR):
* Source/WebKit/UIProcess/WebPageProxy.h:
* Source/WebKit/UIProcess/mac/WebViewImpl.mm:
(WebKit::WebViewImpl::applicationShouldSuppressHDR):
(WebKit::setDynamicRangeLimitRecursive): Deleted.
(WebKit::setDynamicRangeLimit): Deleted.
Moved to RemoteLayerTreeHost.

* Source/WebCore/platform/graphics/PlatformDynamicRangeLimit.h:
(WebCore::PlatformDynamicRangeLimit::defaultWhenSuppressingHDR):
Default to constrained now.

* Tools/TestWebKitAPI/Tests/WebCore/PlatformDynamicRangeLimitTests.cpp:
(TestWebKitAPI::TEST(PlatformDynamicRangeLimit, Values)):
(TestWebKitAPI::TEST(PlatformDynamicRangeLimit, StaticValues)):
Update expected values.

Canonical link: https://commits.webkit.org/296171@main



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