| Flutter Impeller |

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 #pragma once
6
7 #include <Metal/Metal.h>
8
9 #include "flutter/fml/macros.h"
10 #include "impeller/base/backend_cast.h"
11 #include "impeller/core/device_buffer.h"
12
13 namespace impeller {
14
15 class DeviceBufferMTL final : public DeviceBuffer,
16 public BackendCast<DeviceBufferMTL, Buffer> {
17 public:
18 DeviceBufferMTL();
19
20 // |DeviceBuffer|
21 ~DeviceBufferMTL() override;
22
23 id<MTLBuffer> GetMTLBuffer() const;
24
25 private:
26 friend class AllocatorMTL;
27
28 const id<MTLBuffer> buffer_;
29 const MTLStorageMode storage_mode_;
30
31 DeviceBufferMTL(DeviceBufferDescriptor desc,
32 id<MTLBuffer> buffer,
33 MTLStorageMode storage_mode);
34
35 // |DeviceBuffer|
36 uint8_t* OnGetContents() const override;
37
38 // |DeviceBuffer|
39 std::shared_ptr<Texture> AsTexture(Allocator& allocator,
40 const TextureDescriptor& descriptor,
41 uint16_t row_bytes) const override;
42
43 // |DeviceBuffer|
44 bool OnCopyHostBuffer(const uint8_t* source,
45 Range source_range,
46 size_t offset) override;
47
48 // |DeviceBuffer|
49 bool SetLabel(const std::string& label) override;
50
51 // |DeviceBuffer|
52 bool SetLabel(const std::string& label, Range range) override;
53
54 FML_DISALLOW_COPY_AND_ASSIGN(DeviceBufferMTL);
55 };
56
57 } // namespace impeller
impeller::AllocatorMTL
Definition: allocator_mtl.h:14
impeller::DeviceBuffer
Definition: device_buffer.h:20
impeller::DeviceBufferMTL::DeviceBufferMTL
DeviceBufferMTL()
impeller::DeviceBufferDescriptor
Definition: device_buffer_descriptor.h:13
device_buffer.h
impeller::DeviceBufferMTL
Definition: device_buffer_mtl.h:15
backend_cast.h
impeller::Allocator
An object that allocates device memory.
Definition: allocator.h:25
impeller::DeviceBufferMTL::GetMTLBuffer
id< MTLBuffer > GetMTLBuffer() const
Definition: device_buffer_mtl.mm:21
impeller::Range
Definition: range.h:13
impeller::BackendCast
Definition: backend_cast.h:12
impeller::TextureDescriptor
A lightweight object that describes the attributes of a texture that can then used an allocator to cr...
Definition: texture_descriptor.h:39
impeller::DeviceBufferMTL::~DeviceBufferMTL
~DeviceBufferMTL() override
impeller
Definition: aiks_context.cc:10