int getRasterLayerGpuEnabled(Layer* pLayer)
{
RasterLayer* pRaster = dynamic_cast<RasterLayer*>(pLayer);
if (pRaster == NULL)
{
setLastError(SIMPLE_BAD_PARAMS);
return 0;
}
setLastError(SIMPLE_NO_ERROR);
return static_cast<int>(pRaster->isGpuImageEnabled());
}
bool RasterTimingTest::execute(PlugInArgList* pInArgList, PlugInArgList* pOutArgList)
{
if (isBatch())
{
VERIFY(pOutArgList != NULL);
}
Service<DesktopServices> pDesktop;
SpatialDataView* pView = dynamic_cast<SpatialDataView*>(pDesktop->getCurrentWorkspaceWindowView());
if (pView)
{
UndoLock lock(pView);
RasterElement* pElement = pView->getLayerList()->getPrimaryRasterElement();
RasterDataDescriptor* pDesc = dynamic_cast<RasterDataDescriptor*>(pElement->getDataDescriptor());
int bands = pDesc->getBandCount();
int frameNumber = 0;
RasterLayer* pLayer = NULL;
vector<Layer*> layers;
pView->getLayerList()->getLayers(RASTER, layers);
for (vector<Layer*>::iterator iter = layers.begin(); iter != layers.end(); ++iter)
{
RasterLayer* pRasterLayer = static_cast<RasterLayer*>(*iter);
if (pRasterLayer != NULL)
{
RasterElement* pCurrentRasterElement = dynamic_cast<RasterElement*>(pRasterLayer->getDataElement());
if (pCurrentRasterElement == pElement)
{
pLayer = pRasterLayer;
break;
}
}
}
for (int i = 0; i < bands; ++i)
{
pElement->getStatistics(pDesc->getActiveBand(i))->getMin();
}
// set grayscale display mode
DisplayMode initialDisplayMode = pLayer->getDisplayMode();
pLayer->setDisplayMode(GRAYSCALE_MODE);
const int frameiterations = 10000;
clock_t startTime = clock();
QWidget* pWidget = pView->getWidget();
int i = 0;
for (i = 0; i < frameiterations; ++i, ++frameNumber)
{
if (frameNumber >= bands)
{
frameNumber = 0;
}
pLayer->setDisplayedBand(GRAY, pDesc->getActiveBand(frameNumber));
if (pWidget)
{
pWidget->repaint();
}
if ((i + 1) % (frameiterations / 100) == 0)
{
QString message = QString("Frame ") + QString::number(i+1) + QString(" of ") +
QString::number(frameiterations);
pDesktop->setStatusBarMessage(message.toStdString());
}
if ((i + 1) % 20 == 0)
{
clock_t stopTime = clock();
double elapsedTime = static_cast<double>(stopTime - startTime) / CLOCKS_PER_SEC;
if (elapsedTime > 30)
{
++i;
break;
}
}
}
clock_t stopTime = clock();
double framesPerSec = i / (static_cast<double>(stopTime - startTime) / CLOCKS_PER_SEC);
// restore display mode
pLayer->setDisplayMode(initialDisplayMode);
if (isBatch())
{
pOutArgList->setPlugInArgValue<double>("Framerate", &framesPerSec);
}
else
{
QMessageBox::information(pDesktop->getMainWidget(), "Frame Rate",
QString("The number of frames per second was: %1\nGPU Acceleration was%2 enabled\n").arg(framesPerSec)
.arg(pLayer->isGpuImageEnabled() ? "" : " not"));
}
return true;
}
return false;
}
