Mir
client_buffer.h
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1 /*
2  * Copyright © 2012 Canonical Ltd.
3  *
4  * This program is free software: you can redistribute it and/or modify it
5  * under the terms of the GNU Lesser General Public License version 3,
6  * as published by the Free Software Foundation.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU Lesser General Public License for more details.
12  *
13  * You should have received a copy of the GNU Lesser General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  *
16  * Authored by:
17  * Kevin DuBois <kevin.dubois@canonical.com>
18  */
19 
20 #ifndef MIR_CLIENT_MESA_CLIENT_BUFFER_H_
21 #define MIR_CLIENT_MESA_CLIENT_BUFFER_H_
22 
23 #include "mir/aging_buffer.h"
25 #include "mir/geometry/rectangle.h"
26 
27 #include <memory>
28 
29 namespace mir
30 {
31 namespace client
32 {
33 namespace mesa
34 {
35 
36 class BufferFileOps;
37 
38 class ClientBuffer : public AgingBuffer
39 {
40 public:
41  ClientBuffer(std::shared_ptr<BufferFileOps> const& buffer_file_ops,
42  std::shared_ptr<MirBufferPackage> const& buffer_package,
44  MirPixelFormat pf);
45 
46  ~ClientBuffer() noexcept;
47 
48  std::shared_ptr<MemoryRegion> secure_for_cpu_write();
49  geometry::Size size() const;
50  geometry::Stride stride() const;
52  std::shared_ptr<MirNativeBuffer> native_buffer_handle() const;
53  void update_from(MirBufferPackage const&);
55 
56 private:
57  std::shared_ptr<BufferFileOps> const buffer_file_ops;
58  std::shared_ptr<MirBufferPackage> const creation_package;
59  geometry::Rectangle const rect;
60  MirPixelFormat const buffer_pf;
61 };
62 
63 }
64 }
65 }
66 #endif /* MIR_CLIENT_MESA_CLIENT_BUFFER_H_ */
Definition: size.h:30
All things Mir.
Definition: buffer_stream.h:37
geometry::Size size() const
Definition: client_buffer.cpp:114
geometry::Stride stride() const
Definition: client_buffer.cpp:119
Definition: client_buffer.h:38
void update_from(MirBufferPackage const &)
Definition: client_buffer.cpp:135
Definition: mir_native_buffer.h:30
~ClientBuffer() noexcept
Definition: client_buffer.cpp:96
MirPixelFormat
The order of components in a format enum matches the order of the components as they would be written...
Definition: common.h:127
std::shared_ptr< MirNativeBuffer > native_buffer_handle() const
Definition: client_buffer.cpp:129
std::shared_ptr< MemoryRegion > secure_for_cpu_write()
Definition: client_buffer.cpp:103
Definition: rectangle.h:33
void fill_update_msg(MirBufferPackage &)
Definition: client_buffer.cpp:139
Definition: aging_buffer.h:29
MirPixelFormat pixel_format() const
Definition: client_buffer.cpp:124
Definition: dimensions.h:38

Copyright © 2012,2013 Canonical Ltd.
Generated on Tue Mar 24 16:15:19 UTC 2015