void FITSHistogramCommand::undo() { FITSView *image = tab->getView(); FITSData *image_data = image->getImageData(); QApplication::setOverrideCursor(Qt::WaitCursor); if (delta != NULL) { double min,max,stddev,average,median,snr; min = image_data->getMin(); max = image_data->getMax(); stddev = image_data->getStdDev(); average = image_data->getMean(); median = image_data->getMedian(); snr = image_data->getSNR(); reverseDelta(); restoreStats(); saveStats(min, max, stddev, average, median, snr); } else { switch (type) { case FITS_ROTATE_CW: image_data->applyFilter(FITS_ROTATE_CCW); break; case FITS_ROTATE_CCW: image_data->applyFilter(FITS_ROTATE_CW); break; case FITS_FLIP_H: case FITS_FLIP_V: image_data->applyFilter(type); break; default: break; } } if (histogram != NULL) { histogram->constructHistogram(); if (tab->getViewer()->isStarsMarked()) image_data->findStars(); } image->popFilter(); image->rescale(ZOOM_KEEP_LEVEL); image->updateFrame(); QApplication::restoreOverrideCursor(); }
void FITSHistogramCommand::redo() { FITSView *image = tab->getImage(); FITSImage *image_data = image->getImageData(); float *image_buffer = image_data->getImageBuffer(); int width = image_data->getWidth(); int height = image_data->getHeight(); memcpy(buffer, image_buffer, width * height * sizeof(float)); switch (type) { case FITS_AUTO: case FITS_LINEAR: image_data->applyFilter(FITS_LINEAR, image_buffer, min, max); break; case FITS_LOG: image_data->applyFilter(FITS_LOG, image_buffer, min, max); break; case FITS_SQRT: image_data->applyFilter(FITS_SQRT, image_buffer, min, max); break; default: image_data->applyFilter(type, image_buffer); break; } if (histogram != NULL) { histogram->updateHistogram(); if (tab->getViewer()->isStarsMarked()) image_data->findStars(); } image->rescale(ZOOM_KEEP_LEVEL); image->updateFrame(); }
void FITSHistogramCommand::undo() { FITSView *image = tab->getImage(); FITSImage *image_data = image->getImageData(); memcpy( image_data->getImageBuffer(), buffer, image_data->getWidth() * image_data->getHeight() * sizeof(float)); image_data->calculateStats(true); if (histogram != NULL) { histogram->updateHistogram(); if (tab->getViewer()->isStarsMarked()) image_data->findStars(); } image->rescale(ZOOM_KEEP_LEVEL); image->updateFrame(); }
void FITSHistogramCommand::redo() { FITSView *image = tab->getView(); FITSData *image_data = image->getImageData(); uint8_t *image_buffer = image_data->getImageBuffer(); unsigned int size = image_data->getSize(); int channels = image_data->getNumOfChannels(); int BBP = image_data->getBytesPerPixel(); QApplication::setOverrideCursor(Qt::WaitCursor); if (delta != NULL) { double min,max,stddev,average,median,snr; min = image_data->getMin(); max = image_data->getMax(); stddev = image_data->getStdDev(); average = image_data->getMean(); median = image_data->getMedian(); snr = image_data->getSNR(); reverseDelta(); restoreStats(); saveStats(min, max, stddev, average, median, snr); } else { saveStats(image_data->getMin(), image_data->getMax(), image_data->getStdDev(), image_data->getMean(), image_data->getMedian(), image_data->getSNR()); // If it's rotation of flip, no need to calculate delta if (type >= FITS_ROTATE_CW && type <= FITS_FLIP_V) { image_data->applyFilter(type, image_buffer); } else { uint8_t *buffer = new uint8_t[size * channels * BBP]; if (buffer == NULL) { qWarning() << "Error! not enough memory to create image buffer in redo()" << endl; QApplication::restoreOverrideCursor(); return; } memcpy(buffer, image_buffer, size * channels * BBP); float dataMin = min, dataMax = max; switch (type) { case FITS_AUTO: case FITS_LINEAR: image_data->applyFilter(FITS_LINEAR, NULL, &dataMin, &dataMax); break; case FITS_LOG: image_data->applyFilter(FITS_LOG, NULL, &dataMin, &dataMax); break; case FITS_SQRT: image_data->applyFilter(FITS_SQRT, NULL, &dataMin, &dataMax); break; default: image_data->applyFilter(type); break; } calculateDelta(buffer); delete [] buffer; } } if (histogram != NULL) { histogram->constructHistogram(); if (tab->getViewer()->isStarsMarked()) image_data->findStars(); } image->pushFilter(type); image->rescale(ZOOM_KEEP_LEVEL); image->updateFrame(); QApplication::restoreOverrideCursor(); }