C++ device函数代码示例

std::string VulkanBase::getWindowTitle() {
	std::string device(deviceProperties.deviceName);
	std::string windowTitle;
	windowTitle = title + " - " + device + " - " + std::to_string(frameCounter) + " fps";
	return windowTitle;
}

void diskiing_device::device_start()
{
	m_rom = device().machine().root_device().memregion(this->subtag(DISKII_ROM_REGION).c_str())->base();
}

void dio16_98603b_device::device_reset()
{
		m_rom = device().machine().root_device().memregion(this->subtag(HP98603B_ROM_REGION).c_str())->base();
		m_dio->install_memory(0x100000, 0x1fffff, read16_delegate(FUNC(dio16_98603b_device::rom_r), this),
					  write16_delegate(FUNC(dio16_98603b_device::rom_w), this));
}

bool SharePlugin::receivePackage(const NetworkPackage& np)
{
/*
    //TODO: Write a test like this
    if (np.type() == PACKAGE_TYPE_PING) {

        qCDebug(KDECONNECT_PLUGIN_SHARE) << "sending file" << (QDesktopServices::storageLocation(QDesktopServices::HomeLocation) + "/.bashrc");

        NetworkPackage out(PACKAGE_TYPE_SHARE_REQUEST);
        out.set("filename", mDestinationDir + "itworks.txt");
        AutoClosingQFile* file = new AutoClosingQFile(QDesktopServices::storageLocation(QDesktopServices::HomeLocation) + "/.bashrc"); //Test file to transfer

        out.setPayload(file, file->size());

        device()->sendPackage(out);

        return true;

    }
*/

    qCDebug(KDECONNECT_PLUGIN_SHARE) << "File transfer";

    if (np.hasPayload()) {
        //qCDebug(KDECONNECT_PLUGIN_SHARE) << "receiving file";
        const QString filename = np.get<QString>(QStringLiteral("filename"), QString::number(QDateTime::currentMSecsSinceEpoch()));
        const QUrl dir = destinationDir().adjusted(QUrl::StripTrailingSlash);
        QUrl destination(dir.toString() + '/' + filename);
        if (destination.isLocalFile() && QFile::exists(destination.toLocalFile())) {
            destination = QUrl(dir.toString() + '/' + KIO::suggestName(dir, filename));
        }

        FileTransferJob* job = np.createPayloadTransferJob(destination);
        job->setOriginName(device()->name() + ": " + filename);
        connect(job, &KJob::result, this, &SharePlugin::finished);
        KIO::getJobTracker()->registerJob(job);
        job->start();
    } else if (np.has(QStringLiteral("text"))) {
        QString text = np.get<QString>(QStringLiteral("text"));
        if (!QStandardPaths::findExecutable(QStringLiteral("kate")).isEmpty()) {
            QProcess* proc = new QProcess();
            connect(proc, SIGNAL(finished(int)), proc, SLOT(deleteLater()));
            proc->start(QStringLiteral("kate"), QStringList(QStringLiteral("--stdin")));
            proc->write(text.toUtf8());
            proc->closeWriteChannel();
        } else {
            QTemporaryFile tmpFile;
            tmpFile.setAutoRemove(false);
            tmpFile.open();
            tmpFile.write(text.toUtf8());
            tmpFile.close();

            const QUrl url = QUrl::fromLocalFile(tmpFile.fileName());
            Q_EMIT shareReceived(url);
            QDesktopServices::openUrl(url);
        }
    } else if (np.has(QStringLiteral("url"))) {
        QUrl url = QUrl::fromEncoded(np.get<QByteArray>(QStringLiteral("url")));
        QDesktopServices::openUrl(url);
        Q_EMIT shareReceived(url);
    } else {
        qCDebug(KDECONNECT_PLUGIN_SHARE) << "Error: Nothing attached!";
    }

    return true;

}

int main()
{
  //
  // Create a domain from file
  //
  viennamini::MeshTriangular2DType           mesh;
  viennamini::SegmentationTriangular2DType   segments(mesh);
  viennamini::StorageType                    storage;

  try
  {
    viennagrid::io::netgen_reader my_reader;
//    my_reader(mesh, segments, "../external/ViennaDeviceCollection/nin2d/nin2d.mesh");
    my_reader(mesh, segments, "/home/weinbub/git/ViennaMini/external/ViennaDeviceCollection/nin2d/nin2d.mesh");
  }
  catch (...)
  {
    std::cerr << "File-Reader failed. Aborting program..." << std::endl;
    return EXIT_FAILURE;
  }

  //
  // scale to nanometer
  //
  viennagrid::scale(mesh, 1e-9);

  //
  // Prepare material library
  //
  viennamini::MatLibPugixmlType matlib;
  matlib.load("/home/weinbub/git/ViennaMini/external/ViennaMaterials/database/materials.xml");

  //
  // Create a device and a config object
  //
  viennamini::DeviceTriangular2DType device(mesh, segments, storage);
  viennamini::config config;

  //
  // Prepare device, i.e., assign doping and segment roles,
  // e.g., oxide, semiconductor, contact
  //
  prepare(device);

  //
  // Assign contact values
  //
  prepare_boundary_conditions(config);

  //
  // Set simulation parameters
  //
  config.temperature()                        = 300;
  config.damping()                            = 1.0;
  config.linear_breaktol()                    = 1.0E-13;
  config.linear_iterations()                  = 700;
  config.nonlinear_iterations()               = 100;
  config.nonlinear_breaktol()                 = 1.0E-3;
  config.initial_guess_smoothing_iterations() = 4;

  //
  // Create a simulator object
  //
  viennamini::SimulatorTriangular2DType sim(device, matlib, config);

  //
  // Run the simulation
  //
  sim();

  // Write results to vtk files
  sim.write_result("nin2d");


  std::cout << "********************************************" << std::endl;
  std::cout << "* NIN2D simulation finished successfully! *" << std::endl;
  std::cout << "********************************************" << std::endl;
  return EXIT_SUCCESS;
}

void Event::reset() { EXPECT(vkResetEvent(device(), handle()) == VK_SUCCESS); }

int
main(void)
{
    //float a = 23456.0f;
    float a = 3.f;

    // test the poclu's half conversion functions
    printf("through conversion: %.0f\n", 
           poclu_cl_half_to_float(poclu_float_to_cl_half(42.0f)));

    try {
        std::vector<cl::Platform> platformList;

        // Pick platform
        cl::Platform::get(&platformList);

        // Pick first platform
        cl_context_properties cprops[] = {
            CL_CONTEXT_PLATFORM, (cl_context_properties)(platformList[0])(), 0};
        cl::Context context(CL_DEVICE_TYPE_GPU, cprops);

        // Query the set of devices attched to the context
        std::vector<cl::Device> devices = context.getInfo<CL_CONTEXT_DEVICES>();
        
        assert (devices.size() == 1);

        cl::Device device = devices.at(0);

        assert (strncmp(device.getInfo<CL_DEVICE_NAME>().c_str(), "ttasim", 6)==0 );

        a = poclu_bswap_cl_float (device(), a);

        // Create and program from source
        cl::Program::Sources sources(1, std::make_pair(kernelSourceCode, 0));
        cl::Program program(context, sources);

        // Build program
        program.build(devices);

        // Create kernel object
        cl::Kernel kernel(program, "test_kernel");

        // Set kernel args
        kernel.setArg(0, a);

        // Create command queue
        cl::CommandQueue queue(context, devices[0], CL_QUEUE_PROFILING_ENABLE);
 
        cl::Event enqEvent;

        // Do the work
        queue.enqueueNDRangeKernel(
            kernel, 
            cl::NullRange, 
            cl::NDRange(8),
            cl::NullRange,
            NULL, &enqEvent);
	queue.finish();
 
        assert (enqEvent.getInfo<CL_EVENT_COMMAND_EXECUTION_STATUS>() == CL_COMPLETE);

        assert (
            enqEvent.getProfilingInfo<CL_PROFILING_COMMAND_QUEUED>() <=
            enqEvent.getProfilingInfo<CL_PROFILING_COMMAND_SUBMIT>());

        assert (
            enqEvent.getProfilingInfo<CL_PROFILING_COMMAND_SUBMIT>() <=
            enqEvent.getProfilingInfo<CL_PROFILING_COMMAND_START>());

        assert (
            enqEvent.getProfilingInfo<CL_PROFILING_COMMAND_START>() <
            enqEvent.getProfilingInfo<CL_PROFILING_COMMAND_END>());

#if 0
        std::cerr << "exec time: " 
                  << enqEvent.getProfilingInfo<CL_PROFILING_COMMAND_END>() -
            enqEvent.getProfilingInfo<CL_PROFILING_COMMAND_START>() << std::endl;
#endif
    } 
    catch (cl::Error err) {
         std::cerr
             << "ERROR: "
             << err.what()
             << "("
             << err.err()
             << ")"
             << std::endl;

         return EXIT_FAILURE;
    }

    return EXIT_SUCCESS;
}

static void TestDeferredCanvasBitmapCaching(skiatest::Reporter* reporter) {
    SkBitmap store;
    store.setConfig(SkBitmap::kARGB_8888_Config, 100, 100);
    store.allocPixels();
    SkDevice device(store);
    NotificationCounter notificationCounter;
    SkDeferredCanvas canvas(&device);
    canvas.setNotificationClient(&notificationCounter);

    const int imageCount = 2;
    SkBitmap sourceImages[imageCount];
    for (int i = 0; i < imageCount; i++)
    {
        sourceImages[i].setConfig(SkBitmap::kARGB_8888_Config, 100, 100);
        sourceImages[i].allocPixels();
    }

    size_t bitmapSize = sourceImages[0].getSize();

    canvas.drawBitmap(sourceImages[0], 0, 0, NULL);
    REPORTER_ASSERT(reporter, 1 == notificationCounter.fStorageAllocatedChangedCount);
    // stored bitmap + drawBitmap command
    REPORTER_ASSERT(reporter, canvas.storageAllocatedForRecording() > bitmapSize);

    // verify that nothing can be freed at this point
    REPORTER_ASSERT(reporter, 0 == canvas.freeMemoryIfPossible(~0U));

    // verify that flush leaves image in cache
    REPORTER_ASSERT(reporter, 0 == notificationCounter.fFlushedDrawCommandsCount);
    REPORTER_ASSERT(reporter, 0 == notificationCounter.fPrepareForDrawCount);
    canvas.flush();
    REPORTER_ASSERT(reporter, 1 == notificationCounter.fFlushedDrawCommandsCount);
    REPORTER_ASSERT(reporter, 1 == notificationCounter.fPrepareForDrawCount);
    REPORTER_ASSERT(reporter, canvas.storageAllocatedForRecording() >= bitmapSize);

    // verify that after a flush, cached image can be freed
    REPORTER_ASSERT(reporter, canvas.freeMemoryIfPossible(~0U) >= bitmapSize);

    // Verify that caching works for avoiding multiple copies of the same bitmap
    canvas.drawBitmap(sourceImages[0], 0, 0, NULL);
    REPORTER_ASSERT(reporter, 2 == notificationCounter.fStorageAllocatedChangedCount);
    canvas.drawBitmap(sourceImages[0], 0, 0, NULL);
    REPORTER_ASSERT(reporter, 2 == notificationCounter.fStorageAllocatedChangedCount);
    REPORTER_ASSERT(reporter, 1 == notificationCounter.fFlushedDrawCommandsCount);
    REPORTER_ASSERT(reporter, canvas.storageAllocatedForRecording() < 2 * bitmapSize);

    // Verify partial eviction based on bytesToFree
    canvas.drawBitmap(sourceImages[1], 0, 0, NULL);
    REPORTER_ASSERT(reporter, 1 == notificationCounter.fFlushedDrawCommandsCount);
    canvas.flush();
    REPORTER_ASSERT(reporter, 2 == notificationCounter.fFlushedDrawCommandsCount);
    REPORTER_ASSERT(reporter, canvas.storageAllocatedForRecording() > 2 * bitmapSize);
    size_t bytesFreed = canvas.freeMemoryIfPossible(1);
    REPORTER_ASSERT(reporter, 2 == notificationCounter.fFlushedDrawCommandsCount);
    REPORTER_ASSERT(reporter,  bytesFreed >= bitmapSize);
    REPORTER_ASSERT(reporter,  bytesFreed < 2*bitmapSize);

    // Verifiy that partial purge works, image zero is in cache but not reffed by
    // a pending draw, while image 1 is locked-in.
    canvas.freeMemoryIfPossible(~0U);
    REPORTER_ASSERT(reporter, 2 == notificationCounter.fFlushedDrawCommandsCount);
    canvas.drawBitmap(sourceImages[0], 0, 0, NULL);
    canvas.flush();
    canvas.drawBitmap(sourceImages[1], 0, 0, NULL);
    bytesFreed = canvas.freeMemoryIfPossible(~0U);
    // only one bitmap should have been freed.
    REPORTER_ASSERT(reporter,  bytesFreed >= bitmapSize);
    REPORTER_ASSERT(reporter,  bytesFreed < 2*bitmapSize);
    // Clear for next test
    canvas.flush();
    canvas.freeMemoryIfPossible(~0U);
    REPORTER_ASSERT(reporter, canvas.storageAllocatedForRecording() < bitmapSize);

    // Verify the image cache is sensitive to genID bumps
    canvas.drawBitmap(sourceImages[1], 0, 0, NULL);
    sourceImages[1].notifyPixelsChanged();
    canvas.drawBitmap(sourceImages[1], 0, 0, NULL);
    REPORTER_ASSERT(reporter, canvas.storageAllocatedForRecording() > 2*bitmapSize);

    // Verify that nothing in this test caused commands to be skipped
    REPORTER_ASSERT(reporter, 0 == notificationCounter.fSkippedPendingDrawCommandsCount);
}

 /** @brief Blocks until all kernels on the device have finished
 */
 void finish()
 {
   clFinish(device().queue().get());
 }

void device_vcs_cart_interface::ram_alloc(UINT32 size)
{
	m_ram.resize(size);
	device().save_item(NAME(m_ram));
}

 /** @brief Flush the device command queue, i.e. wait until all kernels in the command queue have started.
 */
 void flush()
 {
   clFlush(device().queue().get());
 }

void device_a2eauxslot_card_interface::set_a2eauxslot_device()
{
	m_a2eauxslot = dynamic_cast<a2eauxslot_device *>(device().machine().device(m_a2eauxslot_tag));
	m_a2eauxslot->add_a2eauxslot_card(this);
}

void EWingInput::feedBack(quint32 input, quint32 channel, uchar value)
{
    EWing* ewing = device(input);
    if (ewing != NULL)
        ewing->feedBack(channel, value);
}

DeviceMemory::~DeviceMemory() {
    if (initialized())
        vkFreeMemory(device(), handle(), NULL);
}

static void TestDeferredCanvasFreshFrame(skiatest::Reporter* reporter) {
    SkBitmap store;
    SkRect fullRect;
    fullRect.setXYWH(SkIntToScalar(0), SkIntToScalar(0), SkIntToScalar(gWidth),
        SkIntToScalar(gHeight));
    SkRect partialRect;
    partialRect.setXYWH(SkIntToScalar(0), SkIntToScalar(0),
        SkIntToScalar(1), SkIntToScalar(1));
    create(&store, SkBitmap::kARGB_8888_Config, 0xFFFFFFFF);
    SkDevice device(store);
    SkDeferredCanvas canvas(&device);

    // verify that frame is intially fresh
    REPORTER_ASSERT(reporter, canvas.isFreshFrame());
    // no clearing op since last call to isFreshFrame -> not fresh
    REPORTER_ASSERT(reporter, !canvas.isFreshFrame());

    // Verify that clear triggers a fresh frame
    canvas.clear(0x00000000);
    REPORTER_ASSERT(reporter, canvas.isFreshFrame());

    // Verify that clear with saved state triggers a fresh frame
    canvas.save(SkCanvas::kMatrixClip_SaveFlag);
    canvas.clear(0x00000000);
    canvas.restore();
    REPORTER_ASSERT(reporter, canvas.isFreshFrame());

    // Verify that clear within a layer does NOT trigger a fresh frame
    canvas.saveLayer(NULL, NULL, SkCanvas::kARGB_ClipLayer_SaveFlag);
    canvas.clear(0x00000000);
    canvas.restore();
    REPORTER_ASSERT(reporter, !canvas.isFreshFrame());

    // Verify that a clear with clipping triggers a fresh frame
    // (clear is not affected by clipping)
    canvas.save(SkCanvas::kMatrixClip_SaveFlag);
    canvas.clipRect(partialRect, SkRegion::kIntersect_Op, false);
    canvas.clear(0x00000000);
    canvas.restore();
    REPORTER_ASSERT(reporter, canvas.isFreshFrame());

    // Verify that full frame rects with different forms of opaque paint
    // trigger frames to be marked as fresh
    {
        SkPaint paint;
        paint.setStyle( SkPaint::kFill_Style );
        paint.setAlpha( 255 );
        canvas.drawRect(fullRect, paint);
        REPORTER_ASSERT(reporter, canvas.isFreshFrame());
    }
    {
        SkPaint paint;
        paint.setStyle( SkPaint::kFill_Style );
        paint.setAlpha( 255 );
        paint.setXfermodeMode(SkXfermode::kSrcIn_Mode);
        canvas.drawRect(fullRect, paint);
        REPORTER_ASSERT(reporter, !canvas.isFreshFrame());
    }
    {
        SkPaint paint;
        paint.setStyle( SkPaint::kFill_Style );
        SkBitmap bmp;
        create(&bmp, SkBitmap::kARGB_8888_Config, 0xFFFFFFFF);
        bmp.setIsOpaque(true);
        SkShader* shader = SkShader::CreateBitmapShader(bmp,
            SkShader::kClamp_TileMode, SkShader::kClamp_TileMode);
        paint.setShader(shader)->unref();
        canvas.drawRect(fullRect, paint);
        REPORTER_ASSERT(reporter, canvas.isFreshFrame());
    }

    // Verify that full frame rects with different forms of non-opaque paint
    // do not trigger frames to be marked as fresh
    {
        SkPaint paint;
        paint.setStyle( SkPaint::kFill_Style );
        paint.setAlpha( 254 );
        canvas.drawRect(fullRect, paint);
        REPORTER_ASSERT(reporter, !canvas.isFreshFrame());
    }
    {
        SkPaint paint;
        paint.setStyle( SkPaint::kFill_Style );
        SkBitmap bmp;
        create(&bmp, SkBitmap::kARGB_8888_Config, 0xFFFFFFFF);
        bmp.setIsOpaque(false);
        SkShader* shader = SkShader::CreateBitmapShader(bmp,
            SkShader::kClamp_TileMode, SkShader::kClamp_TileMode);
        paint.setShader(shader)->unref();
        canvas.drawRect(fullRect, paint);
        REPORTER_ASSERT(reporter, !canvas.isFreshFrame());
    }

    // Verify that incomplete coverage does not trigger a fresh frame
    {
        SkPaint paint;
        paint.setStyle(SkPaint::kFill_Style);
        paint.setAlpha(255);
        canvas.drawRect(partialRect, paint);
        REPORTER_ASSERT(reporter, !canvas.isFreshFrame());
//.........这里部分代码省略.........