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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_CLIENT_BUFFER_H_
21 #define MIR_CLIENT_CLIENT_BUFFER_H_
22 
24 #include "mir_toolkit/common.h"
26 #include "mir/geometry/size.h"
27 
28 #include <memory>
29 
34 struct MirBufferPackage;
37 namespace mir
38 {
39 
40 namespace client
41 {
42 
43 /* vaddr is valid from vaddr[0] to vaddr[stride.as_uint32_t() * height.as_uint32_t() - 1] */
45 {
50  std::shared_ptr<char> vaddr;
51 };
52 
54 {
55 public:
56  virtual ~ClientBuffer() = default;
57  virtual std::shared_ptr<MemoryRegion> secure_for_cpu_write() = 0;
58  virtual geometry::Size size() const = 0;
59  virtual geometry::Stride stride() const = 0;
60  virtual geometry::PixelFormat pixel_format() const = 0;
61  virtual uint32_t age() const = 0;
62  virtual void increment_age() = 0;
63  virtual void mark_as_submitted() = 0;
64  virtual std::shared_ptr<graphics::NativeBuffer> native_buffer_handle() const = 0;
65 };
66 
67 }
68 }
69 
70 #endif /* MIR_CLIENT_CLIENT_BUFFER_H_ */

Copyright © 2012,2013 Canonical Ltd.
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