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gbm_buffer_allocator.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 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 General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  *
16  * Authored by: Christopher James Halse Rogers <christopher.halse.rogers@canonical.com>
17  */
18 
19 #ifndef MIR_PLATFORM_GBM_GBM_BUFFER_ALLOCATOR_H_
20 #define MIR_PLATFORM_GBM_GBM_BUFFER_ALLOCATOR_H_
21 
23 #include "mir/graphics/buffer_id.h"
24 
25 #pragma GCC diagnostic push
26 #pragma GCC diagnostic warning "-Wall"
27 #include <gbm.h>
28 #pragma GCC diagnostic pop
29 
30 #include <memory>
31 
32 namespace mir
33 {
34 namespace graphics
35 {
36 class BufferInitializer;
37 struct EGLExtensions;
38 
39 namespace gbm
40 {
42 {
43 public:
44  GBMBufferAllocator(gbm_device* device,
45  const std::shared_ptr<BufferInitializer>& buffer_initializer);
46 
47  virtual std::shared_ptr<Buffer> alloc_buffer(
48  graphics::BufferProperties const& buffer_properties);
49 
50  std::vector<geometry::PixelFormat> supported_pixel_formats();
51 
52 private:
53  bool is_pixel_format_supported(geometry::PixelFormat format);
54 
55  gbm_device* const device;
56  std::shared_ptr<graphics::BufferInitializer> buffer_initializer;
57  std::shared_ptr<EGLExtensions> const egl_extensions;
58 
59  bool bypass_env;
60 };
61 
62 }
63 }
64 }
65 
66 #endif // MIR_PLATFORM_GBM_GBM_BUFFER_ALLOCATOR_H_

Copyright © 2012,2013 Canonical Ltd.
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