diff options
| author | jcorgan <jcorgan@221aa14e-8319-0410-a670-987f0aec2ac5> | 2008-01-28 19:22:51 +0000 |
|---|---|---|
| committer | jcorgan <jcorgan@221aa14e-8319-0410-a670-987f0aec2ac5> | 2008-01-28 19:22:51 +0000 |
| commit | 1881514841bf270dfeaf7884233e2c88acbe0bd4 (patch) | |
| tree | 08cf767d0eb5d5fc557b919e2286db8f796d5ba4 /gr-qtgui/src/lib/qt_examples.cc | |
| parent | 0ffca9f47759a616e6fc6aaf7c2ab642601935d1 (diff) | |
Removed gr-qtgui component (never finished), archived in limbo.
git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@7522 221aa14e-8319-0410-a670-987f0aec2ac5
Diffstat (limited to 'gr-qtgui/src/lib/qt_examples.cc')
| -rw-r--r-- | gr-qtgui/src/lib/qt_examples.cc | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/gr-qtgui/src/lib/qt_examples.cc b/gr-qtgui/src/lib/qt_examples.cc deleted file mode 100644 index d79a3ad6c5..0000000000 --- a/gr-qtgui/src/lib/qt_examples.cc +++ /dev/null @@ -1,122 +0,0 @@ -#include <stdio.h> -#include <unistd.h> - -#include <iostream> -#include <fstream> - -#include <qapplication.h> -#include <omnithread.h> -#include <vector> - -#include <fftdisplay.h> - -#warning Must make this threadsafe -static bool g_exit_flag = false; - -void read_function(void* ptr){ - - fft_display* fftDisplay = (fft_display*)ptr; - - std::vector<gr_complex> fftData(fftDisplay->get_fft_bin_size()); - for(unsigned int number = 0; number < fftData.size(); number++){ - fftData[number] = gr_complex(static_cast<float>(number), static_cast<float>(number)); - } - - float* readBuffer = new float[fftDisplay->get_fft_bin_size()*2]; - int amntRead = 0; - - fftDisplay->set_data(fftData); - - while(!g_exit_flag){ - // Read in the data here - sched_yield(); - std::cin.read((char*)readBuffer, fftDisplay->get_fft_bin_size()*sizeof(gr_complex)); - amntRead = std::cin.gcount(); - - if(amntRead != static_cast<int>(fftDisplay->get_fft_bin_size()*sizeof(gr_complex))){ - fprintf(stderr, "Invalid Read Amount from stdin - closing program\n"); - qApp->quit(); - g_exit_flag = true; - } - else{ - for(unsigned int number = 0; number < fftData.size(); number++){ - fftData[number] = gr_complex(readBuffer[2*number], readBuffer[(2*number)+1]); - } - - fftDisplay->set_data(fftData); - - fftDisplay->update_display(); - - qApp->wakeUpGuiThread(); - } - } - - delete[] readBuffer; -} - -int main (int argc, char* argv[]){ - extern char* optarg; - extern int optind, optopt; - float start_frequency = 0.0; - float stop_frequency = 4000.0; - int c; - unsigned int fft_bin_size = 1024; - - while ((c = getopt(argc, argv, "s:p:b:")) != -1){ - switch(c){ - case 's': start_frequency = strtod(optarg, NULL); break; - case 'p': stop_frequency = strtod(optarg, NULL); break; - case 'b': fft_bin_size = (unsigned int)(atoi(optarg)); break; - case ':': /* -s or -p w/o operand */ - fprintf(stderr, "Option -%c requires an arguement\n", optopt); break; - case '?': fprintf(stderr, "Unrecognized option: -%c\n", optopt); - fprintf(stderr, "Valid Arguements\n -s <start frequency>\n -p <stop frequency> -b <fft_bin_size> - number of fft samples per display\n"); - exit(-1); break; - } - } - - // Verify the stop frequency is greater than the stop frequency - if(stop_frequency < start_frequency){ - fprintf(stderr, "Stop Frequency (%0.0f Hz) was less than the Start Frequency (%0.0f Hz)\n", stop_frequency, start_frequency); - exit(-1); - } - - // Create the QApplication - this MUST be done before ANY QObjects are created - QApplication* qApp = new QApplication(argc, argv); - - fft_display* fftDisplay = new fft_display(fft_bin_size); // No Parent Specified - - // Resize the Display - fftDisplay->resize(640,240); - - // Set the start and stop frequency - fftDisplay->set_start_frequency(start_frequency); - fftDisplay->set_stop_frequency(stop_frequency); - - g_exit_flag = false; - omni_thread* thread_ptr = new omni_thread(&read_function, (void*)fftDisplay); - - // Set up the thread to read the data from stdin - thread_ptr->start(); - sched_yield(); - - // Make the closing of the last window call the quit() - QObject::connect(qApp, SIGNAL(lastWindowClosed()), qApp, SLOT(quit())); - - // finally, refresh the plot - fftDisplay->update_display(); - fftDisplay->show(); - - // Start the Event Thread - qApp->exec(); - - // No QObjects should be deleted once the event thread exits... - g_exit_flag = true; - - delete fftDisplay; - - // Destroy the Event Thread - delete qApp; - return 0; -} - |