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Viewing changes to src/platforms/android/server/hwc_fb_device.cpp

  • Committer: Ratchanan Srirattanamet
  • Date: 2016-08-15 04:11:26 UTC
  • Revision ID: peathot@hotmail.com-20160815041126-cqo0km0r8vo1g4ev
android: [HACK] run FB's post from native_window's queue buffer.

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Lines of Context:
src/platforms/android/server/hwc_fb_device.cpp
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mga::HwcFbDevice::HwcFbDevice(
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    std::shared_ptr<HwcWrapper> const& hwc_wrapper,
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    std::shared_ptr<framebuffer_device_t> const& fb_device) :
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    hwc_wrapper(hwc_wrapper), 
 
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    hwc_wrapper(hwc_wrapper),
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    fb_device(fb_device),
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    vsync_subscription{
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        [hwc_wrapper, this]{
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        BOOST_THROW_EXCEPTION(std::runtime_error(ss.str()));
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    }
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    auto& buffer = *context.last_rendered_buffer();
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    auto native_buffer = buffer.native_buffer_handle();
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    native_buffer->ensure_available_for(mga::BufferAccess::read);
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    if (fb_device->post(fb_device.get(), native_buffer->handle()) != 0)
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    {
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        BOOST_THROW_EXCEPTION(std::runtime_error("error posting with fb device"));
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    }
 
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    //FB Post moved to frame_available function.
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    std::unique_lock<std::mutex> lk(vsync_wait_mutex);
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    vsync_occurred = false;
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{
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    return false;
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}
 
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void mga::HwcFbDevice::frame_available(std::shared_ptr<mg::Buffer> buffer)
 
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{
 
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    auto native_buffer = buffer->native_buffer_handle();
 
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    native_buffer->ensure_available_for(mga::BufferAccess::read);
 
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    if (fb_device->post(fb_device.get(), native_buffer->handle()) != 0)
 
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    {
 
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        BOOST_THROW_EXCEPTION(std::runtime_error("error posting with fb device"));
 
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    }
 
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}