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Viewing changes to src/platforms/android/client/egl_native_surface_interpreter.cpp

  • Committer: Daniel van Vugt
  • Author(s): Kevin DuBois
  • Date: 2015-09-03 08:20:30 UTC
  • mfrom: (2899.2.3 consumer-usage-bit)
  • Revision ID: daniel.van.vugt@canonical.com-20150903082030-r3j6rahgxmwj5oua
android: support the NATIVE_WINDOW_CONSUMER_USAGE_BITS query. We recently
encountered a device that made use of this query.

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Lines of Context:
src/platforms/android/client/egl_native_surface_interpreter.cpp
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#include "mir/frontend/client_constants.h"
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#include "mir/client_buffer.h"
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#include <system/window.h>
 
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#include <hardware/gralloc.h>
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#include <stdexcept>
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namespace mcla=mir::client::android;
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mcla::EGLNativeSurfaceInterpreter::EGLNativeSurfaceInterpreter(EGLNativeSurface& surface)
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 :  surface(surface),
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    driver_pixel_format(-1),
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    sync_ops(std::make_shared<mga::RealSyncFileOps>())
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    sync_ops(std::make_shared<mga::RealSyncFileOps>()),
 
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    hardware_bits( GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_HW_RENDER ),
 
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    software_bits(
 
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        GRALLOC_USAGE_SW_WRITE_OFTEN | GRALLOC_USAGE_SW_READ_OFTEN |
 
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        GRALLOC_USAGE_HW_COMPOSER | GRALLOC_USAGE_HW_TEXTURE )
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{
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}
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            return 2;
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        case NATIVE_WINDOW_CONCRETE_TYPE:
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            return NATIVE_WINDOW_SURFACE;
 
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        case NATIVE_WINDOW_CONSUMER_USAGE_BITS:
 
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            if (surface.get_parameters().buffer_usage ==  mir_buffer_usage_hardware)
 
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                return hardware_bits;
 
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            else
 
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                return software_bits;
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        default:
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            throw std::runtime_error("driver requested unsupported query");
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    }