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63 lines
3.1 KiB
Objective-C
63 lines
3.1 KiB
Objective-C
// Copyright 2014 The Chromium Authors. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// * Neither the name of the OpenEmu Team nor the
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// names of its contributors may be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY OpenEmu Team ''AS IS'' AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL OpenEmu Team BE LIABLE FOR ANY
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// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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@import Foundation;
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@import Quartz;
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#include <stdint.h>
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// https://chromium.googlesource.com/chromium/src/+/refs/heads/main/ui/base/cocoa/remote_layer_api.h
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// The CAContextID type identifies a CAContext across processes. This is the
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// token that is passed from the process that is sharing the CALayer that it is
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// rendering to the process that will be displaying that CALayer.
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typedef uint32_t CAContextID;
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// The CAContext has a static CAContextID which can be sent to another process.
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// When a CALayerHost is created using that CAContextID in another process, the
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// content displayed by that CALayerHost will be the content of the CALayer
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// that is set as the |layer| property on the CAContext.
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@interface CAContext : NSObject
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+ (instancetype)contextWithCGSConnection:(CAContextID)contextId options:(NSDictionary*)optionsDict;
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@property(readonly) CAContextID contextId;
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@property(retain) CALayer *layer;
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@end
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// The CALayerHost is created in the process that will display the content
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// being rendered by another process. Setting the |contextId| property on
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// an object of this class will make this layer display the content of the
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// CALayer that is set to the CAContext with that CAContextID in the layer
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// sharing process.
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@interface CALayerHost : CALayer
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@property CAContextID contextId;
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@end
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// The CGSConnectionID is used to create the CAContext in the process that is
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// going to share the CALayers that it is rendering to another process to
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// display.
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typedef uint32_t CGSConnectionID;
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CGSConnectionID CGSMainConnectionID(void);
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extern NSString * const kCAContextCIFilterBehavior;
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