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device_buffer_mtl.h
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #ifndef FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_DEVICE_BUFFER_MTL_H_
6 #define FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_DEVICE_BUFFER_MTL_H_
7
8 #include <Metal/Metal.h>
9
10 #include "impeller/base/backend_cast.h"
11 #include "impeller/core/device_buffer.h"
12
13 namespace impeller {
14
15 class DeviceBufferMTL final
16 : public DeviceBuffer,
17 public BackendCast<DeviceBufferMTL, DeviceBuffer> {
18 public:
19 DeviceBufferMTL();
20
21 // |DeviceBuffer|
22 ~DeviceBufferMTL() override;
23
24 id<MTLBuffer> GetMTLBuffer() const;
25
26 private:
27 friend class AllocatorMTL;
28
29 const id<MTLBuffer> buffer_;
30 const MTLStorageMode storage_mode_;
31
32 DeviceBufferMTL(DeviceBufferDescriptor desc,
33 id<MTLBuffer> buffer,
34 MTLStorageMode storage_mode);
35
36 // |DeviceBuffer|
37 uint8_t* OnGetContents() const override;
38
39 // |DeviceBuffer|
40 bool OnCopyHostBuffer(const uint8_t* source,
41 Range source_range,
42 size_t offset) override;
43
44 // |DeviceBuffer|
45 bool SetLabel(const std::string& label) override;
46
47 // |DeviceBuffer|
48 bool SetLabel(const std::string& label, Range range) override;
49
50 // |DeviceBuffer|
51 void Flush(std::optional<Range> range) const override;
52
53 DeviceBufferMTL(const DeviceBufferMTL&) = delete;
54
55 DeviceBufferMTL& operator=(const DeviceBufferMTL&) = delete;
56 };
57
58 } // namespace impeller
59
60 #endif // FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_DEVICE_BUFFER_MTL_H_
impeller::AllocatorMTL
Definition: allocator_mtl.h:35
impeller::DeviceBuffer
Definition: device_buffer.h:18
impeller::DeviceBufferMTL::DeviceBufferMTL
DeviceBufferMTL()
impeller::DeviceBufferDescriptor
Definition: device_buffer_descriptor.h:14
device_buffer.h
offset
SeparatedVector2 offset
Definition: stroke_path_geometry.cc:311
impeller::DeviceBufferMTL
Definition: device_buffer_mtl.h:15
backend_cast.h
impeller::DeviceBufferMTL::GetMTLBuffer
id< MTLBuffer > GetMTLBuffer() const
Definition: device_buffer_mtl.mm:21
impeller::Range
Definition: range.h:12
impeller::BackendCast
Definition: backend_cast.h:11
impeller::DeviceBufferMTL::~DeviceBufferMTL
~DeviceBufferMTL() override
impeller
Definition: aiks_blend_unittests.cc:18