← Back to branch summary

~ubuntu-branches/ubuntu/wily/mir/wily-proposed

« back to all changes in this revision

Viewing changes to src/common/graphics/android/android_native_buffer.cpp

  • Committer: Package Import Robot
  • Author(s): Ubuntu daily release
  • Date: 2014-10-10 14:01:26 UTC
  • mto: This revision was merged to the branch mainline in revision 84.
  • Revision ID: package-import@ubuntu.com-20141010140126-n1czko8na1kuz4ll
Tags: upstream-0.8.0+14.10.20141010
Import upstream version 0.8.0+14.10.20141010

Show diffs side-by-side

added added

removed removed

Lines of Context:
src/common/graphics/android/android_native_buffer.cpp
 
1
/*
 
2
 * Copyright © 2013 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: Kevin DuBois <kevin.dubois@canonical.com>
 
17
 */
 
18
 
 
19
#include "mir/graphics/android/android_native_buffer.h"
 
20
 
 
21
namespace mga=mir::graphics::android;
 
22
 
 
23
mga::AndroidNativeBuffer::AndroidNativeBuffer(
 
24
    std::shared_ptr<ANativeWindowBuffer> const& anwb,
 
25
    std::shared_ptr<Fence> const& fence,
 
26
    BufferAccess access)
 
27
    : fence(fence),
 
28
      access(access),
 
29
      native_window_buffer(anwb)
 
30
{
 
31
}
 
32
 
 
33
void mga::AndroidNativeBuffer::ensure_available_for(BufferAccess intent)
 
34
{
 
35
    if ((access == mga::BufferAccess::read) && (intent == mga::BufferAccess::read))
 
36
        return;
 
37
  
 
38
    fence->wait();
 
39
}
 
40
 
 
41
void mga::AndroidNativeBuffer::update_usage(NativeFence& merge_fd, BufferAccess updated_access)
 
42
{
 
43
    fence->merge_with(merge_fd);
 
44
    access = updated_access;
 
45
}
 
46
 
 
47
ANativeWindowBuffer* mga::AndroidNativeBuffer::anwb() const
 
48
{
 
49
    return native_window_buffer.get();
 
50
}
 
51
 
 
52
buffer_handle_t mga::AndroidNativeBuffer::handle() const
 
53
{
 
54
    return native_window_buffer->handle;
 
55
}
 
56
 
 
57
mga::NativeFence mga::AndroidNativeBuffer::copy_fence() const
 
58
{
 
59
    return fence->copy_native_handle();
 
60
}