| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #import <Cocoa/Cocoa.h> |
| #import <Metal/Metal.h> |
| |
| /** |
| * Interface for backing store handles. Typically contain references to the buffers that |
| * are handed by the `FlutterView` to the `FlutterRenderer`. |
| */ |
| @interface FlutterRenderBackingStore : NSObject |
| |
| @end |
| |
| /** |
| * Wraps an OpenGL frame buffer. |
| */ |
| @interface FlutterOpenGLRenderBackingStore : FlutterRenderBackingStore |
| |
| /** |
| * Frame buffer ID referenced by this backing store instance. |
| */ |
| @property(nonatomic, readonly) uint32_t frameBufferID; |
| |
| /** |
| * Initializes a backing store with the specified frame buffer id. |
| */ |
| - (nonnull instancetype)initWithFrameBufferID:(uint32_t)fboID; |
| |
| @end |
| |
| /** |
| * Wraps a Metal texture. |
| */ |
| @interface FlutterMetalRenderBackingStore : FlutterRenderBackingStore |
| |
| /** |
| * MTLTexture referenced by this backing store instance. |
| */ |
| @property(nonnull, nonatomic, readonly) id<MTLTexture> texture; |
| |
| /** |
| * Initializes a backing store with the specified MTLTexture. |
| */ |
| - (nonnull instancetype)initWithTexture:(nonnull id<MTLTexture>)texture; |
| |
| @end |
