diff options
| -rw-r--r-- | tests/Simulation/Simluation.grc | 399 | ||||
| -rwxr-xr-x | tests/Simulation/Simluation.py | 236 |
2 files changed, 635 insertions, 0 deletions
diff --git a/tests/Simulation/Simluation.grc b/tests/Simulation/Simluation.grc new file mode 100644 index 0000000..2a40da6 --- /dev/null +++ b/tests/Simulation/Simluation.grc @@ -0,0 +1,399 @@ +options: + parameters: + author: Naoki Pross + category: '[GRC Hier Blocks]' + cmake_opt: '' + comment: '' + copyright: '' + description: '' + gen_cmake: 'On' + gen_linking: dynamic + generate_options: qt_gui + hier_block_src_path: '.:' + id: Simluation + max_nouts: '0' + output_language: python + placement: (0,0) + qt_qss_theme: '' + realtime_scheduling: '1' + run: 'True' + run_command: '{python} -u {filename}' + run_options: prompt + sizing_mode: fixed + thread_safe_setters: '' + title: Simulation of a fading channel + window_size: '' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [8, 8] + rotation: 0 + state: enabled + +blocks: +- name: carrier_freq + id: variable + parameters: + comment: '' + value: 5e3 + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [416, 60.0] + rotation: 0 + state: true +- name: modulation_factor + id: variable + parameters: + comment: '' + value: '.7' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [520, 60.0] + rotation: 0 + state: true +- name: samp_rate + id: variable + parameters: + comment: '' + value: 128e3 + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [192, 12.0] + rotation: 0 + state: enabled +- name: analog_am_demod_cf_0 + id: analog_am_demod_cf + parameters: + affinity: '' + alias: '' + audio_decim: '1' + audio_pass: '5000' + audio_stop: '5500' + chan_rate: samp_rate + comment: '' + maxoutbuf: '0' + minoutbuf: '0' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [968, 380.0] + rotation: 0 + state: true +- name: analog_const_source_x_0 + id: analog_const_source_x + parameters: + affinity: '' + alias: '' + comment: '' + const: '1' + maxoutbuf: '0' + minoutbuf: '0' + type: complex + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [104, 460.0] + rotation: 0 + state: true +- name: analog_const_source_x_1 + id: analog_const_source_x + parameters: + affinity: '' + alias: '' + comment: '' + const: modulation_factor + maxoutbuf: '0' + minoutbuf: '0' + type: complex + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [104, 268.0] + rotation: 0 + state: true +- name: analog_sig_source_x_0 + id: analog_sig_source_x + parameters: + affinity: '' + alias: '' + amp: '1' + comment: '' + freq: carrier_freq + maxoutbuf: '0' + minoutbuf: '0' + offset: '0' + phase: '0' + samp_rate: samp_rate + type: complex + waveform: analog.GR_COS_WAVE + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [72, 548.0] + rotation: 0 + state: true +- name: analog_sig_source_x_1 + id: analog_sig_source_x + parameters: + affinity: '' + alias: '' + amp: '1' + comment: '' + freq: '50' + maxoutbuf: '0' + minoutbuf: '0' + offset: '0' + phase: '0' + samp_rate: samp_rate + type: complex + waveform: analog.GR_SQR_WAVE + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [72, 324.0] + rotation: 0 + state: true +- name: blocks_add_xx_0 + id: blocks_add_xx + parameters: + affinity: '' + alias: '' + comment: '' + maxoutbuf: '0' + minoutbuf: '0' + num_inputs: '2' + type: complex + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [488, 432.0] + rotation: 0 + state: true +- name: blocks_complex_to_real_0 + id: blocks_complex_to_real + parameters: + affinity: '' + alias: '' + comment: '' + maxoutbuf: '0' + minoutbuf: '0' + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [624, 216.0] + rotation: 0 + state: true +- name: blocks_multiply_xx_0 + id: blocks_multiply_xx + parameters: + affinity: '' + alias: '' + comment: '' + maxoutbuf: '0' + minoutbuf: '0' + num_inputs: '2' + type: complex + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [632, 560.0] + rotation: 0 + state: true +- name: blocks_multiply_xx_1 + id: blocks_multiply_xx + parameters: + affinity: '' + alias: '' + comment: '' + maxoutbuf: '0' + minoutbuf: '0' + num_inputs: '2' + type: complex + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [328, 336.0] + rotation: 0 + state: true +- name: blocks_throttle_0 + id: blocks_throttle + parameters: + affinity: '' + alias: '' + comment: '' + ignoretag: 'True' + maxoutbuf: '0' + minoutbuf: '0' + samples_per_second: samp_rate * 2 + type: complex + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [760, 572.0] + rotation: 0 + state: true +- name: fosphor_glfw_sink_c_0 + id: fosphor_glfw_sink_c + parameters: + affinity: '' + alias: '' + comment: '' + freq_center: '0' + freq_span: samp_rate + wintype: firdes.WIN_BLACKMAN_hARRIS + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1000, 564.0] + rotation: 0 + state: true +- name: note_0 + id: note + parameters: + alias: '' + comment: '' + note: AM modulator parameters + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [432, 12.0] + rotation: 0 + state: true +- name: qtgui_time_sink_x_0 + id: qtgui_time_sink_x + parameters: + affinity: '' + alias: '' + alpha1: '1.0' + alpha10: '1.0' + alpha2: '1.0' + alpha3: '1.0' + alpha4: '1.0' + alpha5: '1.0' + alpha6: '1.0' + alpha7: '1.0' + alpha8: '1.0' + alpha9: '1.0' + autoscale: 'True' + axislabels: 'True' + color1: blue + color10: dark blue + color2: red + color3: green + color4: black + color5: cyan + color6: magenta + color7: yellow + color8: dark red + color9: dark green + comment: '' + ctrlpanel: 'False' + entags: 'True' + grid: 'True' + gui_hint: '' + label1: Original + label10: Signal 10 + label2: Demodulated + label3: Signal 3 + label4: Signal 4 + label5: Signal 5 + label6: Signal 6 + label7: Signal 7 + label8: Signal 8 + label9: Signal 9 + legend: 'True' + marker1: '-1' + marker10: '-1' + marker2: '-1' + marker3: '-1' + marker4: '-1' + marker5: '-1' + marker6: '-1' + marker7: '-1' + marker8: '-1' + marker9: '-1' + name: '"Demodulated AM signal"' + nconnections: '2' + size: '1024' + srate: samp_rate + stemplot: 'False' + style1: '1' + style10: '1' + style2: '1' + style3: '1' + style4: '1' + style5: '1' + style6: '1' + style7: '1' + style8: '1' + style9: '1' + tr_chan: '0' + tr_delay: 1e-3 + tr_level: '0.0' + tr_mode: qtgui.TRIG_MODE_NORM + tr_slope: qtgui.TRIG_SLOPE_POS + tr_tag: '""' + type: float + update_time: 1e-1 + width1: '1' + width10: '1' + width2: '1' + width3: '1' + width4: '1' + width5: '1' + width6: '1' + width7: '1' + width8: '1' + width9: '1' + ylabel: Amplitude + ymax: '1' + ymin: '-1' + yunit: '""' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1192, 204.0] + rotation: 0 + state: true + +connections: +- [analog_am_demod_cf_0, '0', qtgui_time_sink_x_0, '1'] +- [analog_const_source_x_0, '0', blocks_add_xx_0, '1'] +- [analog_const_source_x_1, '0', blocks_multiply_xx_1, '0'] +- [analog_sig_source_x_0, '0', blocks_multiply_xx_0, '1'] +- [analog_sig_source_x_1, '0', blocks_multiply_xx_1, '1'] +- [blocks_add_xx_0, '0', blocks_complex_to_real_0, '0'] +- [blocks_add_xx_0, '0', blocks_multiply_xx_0, '0'] +- [blocks_complex_to_real_0, '0', qtgui_time_sink_x_0, '0'] +- [blocks_multiply_xx_0, '0', blocks_throttle_0, '0'] +- [blocks_multiply_xx_1, '0', blocks_add_xx_0, '0'] +- [blocks_throttle_0, '0', analog_am_demod_cf_0, '0'] +- [blocks_throttle_0, '0', fosphor_glfw_sink_c_0, '0'] + +metadata: + file_format: 1 diff --git a/tests/Simulation/Simluation.py b/tests/Simulation/Simluation.py new file mode 100755 index 0000000..e9986ee --- /dev/null +++ b/tests/Simulation/Simluation.py @@ -0,0 +1,236 @@ +#!/usr/bin/env python3 +# -*- coding: utf-8 -*- + +# +# SPDX-License-Identifier: GPL-3.0 +# +# GNU Radio Python Flow Graph +# Title: Simulation of a fading channel +# Author: Naoki Pross +# GNU Radio version: 3.8.2.0 + +from distutils.version import StrictVersion + +if __name__ == '__main__': + import ctypes + import sys + if sys.platform.startswith('linux'): + try: + x11 = ctypes.cdll.LoadLibrary('libX11.so') + x11.XInitThreads() + except: + print("Warning: failed to XInitThreads()") + +from PyQt5 import Qt +from gnuradio import qtgui +from gnuradio.filter import firdes +import sip +from gnuradio import analog +from gnuradio import blocks +from gnuradio import fosphor +from gnuradio.fft import window +from gnuradio import gr +import sys +import signal +from argparse import ArgumentParser +from gnuradio.eng_arg import eng_float, intx +from gnuradio import eng_notation + +from gnuradio import qtgui + +class Simluation(gr.top_block, Qt.QWidget): + + def __init__(self): + gr.top_block.__init__(self, "Simulation of a fading channel") + Qt.QWidget.__init__(self) + self.setWindowTitle("Simulation of a fading channel") + qtgui.util.check_set_qss() + try: + self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc')) + except: + pass + self.top_scroll_layout = Qt.QVBoxLayout() + self.setLayout(self.top_scroll_layout) + self.top_scroll = Qt.QScrollArea() + self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame) + self.top_scroll_layout.addWidget(self.top_scroll) + self.top_scroll.setWidgetResizable(True) + self.top_widget = Qt.QWidget() + self.top_scroll.setWidget(self.top_widget) + self.top_layout = Qt.QVBoxLayout(self.top_widget) + self.top_grid_layout = Qt.QGridLayout() + self.top_layout.addLayout(self.top_grid_layout) + + self.settings = Qt.QSettings("GNU Radio", "Simluation") + + try: + if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"): + self.restoreGeometry(self.settings.value("geometry").toByteArray()) + else: + self.restoreGeometry(self.settings.value("geometry")) + except: + pass + + ################################################## + # Variables + ################################################## + self.samp_rate = samp_rate = 128e3 + self.modulation_factor = modulation_factor = .7 + self.carrier_freq = carrier_freq = 5e3 + + ################################################## + # Blocks + ################################################## + self.qtgui_time_sink_x_0 = qtgui.time_sink_f( + 1024, #size + samp_rate, #samp_rate + "Demodulated AM signal", #name + 2 #number of inputs + ) + self.qtgui_time_sink_x_0.set_update_time(1e-1) + self.qtgui_time_sink_x_0.set_y_axis(-1, 1) + + self.qtgui_time_sink_x_0.set_y_label('Amplitude', "") + + self.qtgui_time_sink_x_0.enable_tags(True) + self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_NORM, qtgui.TRIG_SLOPE_POS, 0.0, 1e-3, 0, "") + self.qtgui_time_sink_x_0.enable_autoscale(True) + self.qtgui_time_sink_x_0.enable_grid(True) + self.qtgui_time_sink_x_0.enable_axis_labels(True) + self.qtgui_time_sink_x_0.enable_control_panel(False) + self.qtgui_time_sink_x_0.enable_stem_plot(False) + + + labels = ['Original', 'Demodulated', 'Signal 3', 'Signal 4', 'Signal 5', + 'Signal 6', 'Signal 7', 'Signal 8', 'Signal 9', 'Signal 10'] + widths = [1, 1, 1, 1, 1, + 1, 1, 1, 1, 1] + colors = ['blue', 'red', 'green', 'black', 'cyan', + 'magenta', 'yellow', 'dark red', 'dark green', 'dark blue'] + alphas = [1.0, 1.0, 1.0, 1.0, 1.0, + 1.0, 1.0, 1.0, 1.0, 1.0] + styles = [1, 1, 1, 1, 1, + 1, 1, 1, 1, 1] + markers = [-1, -1, -1, -1, -1, + -1, -1, -1, -1, -1] + + + for i in range(2): + if len(labels[i]) == 0: + self.qtgui_time_sink_x_0.set_line_label(i, "Data {0}".format(i)) + else: + self.qtgui_time_sink_x_0.set_line_label(i, labels[i]) + self.qtgui_time_sink_x_0.set_line_width(i, widths[i]) + self.qtgui_time_sink_x_0.set_line_color(i, colors[i]) + self.qtgui_time_sink_x_0.set_line_style(i, styles[i]) + self.qtgui_time_sink_x_0.set_line_marker(i, markers[i]) + self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i]) + + self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget) + self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_win) + self.fosphor_glfw_sink_c_0 = fosphor.glfw_sink_c() + self.fosphor_glfw_sink_c_0.set_fft_window(firdes.WIN_BLACKMAN_hARRIS) + self.fosphor_glfw_sink_c_0.set_frequency_range(0, samp_rate) + self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate * 2,True) + self.blocks_multiply_xx_1 = blocks.multiply_vcc(1) + self.blocks_multiply_xx_0 = blocks.multiply_vcc(1) + self.blocks_complex_to_real_0 = blocks.complex_to_real(1) + self.blocks_add_xx_0 = blocks.add_vcc(1) + self.analog_sig_source_x_1 = analog.sig_source_c(samp_rate, analog.GR_SQR_WAVE, 50, 1, 0, 0) + self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, carrier_freq, 1, 0, 0) + self.analog_const_source_x_1 = analog.sig_source_c(0, analog.GR_CONST_WAVE, 0, 0, modulation_factor) + self.analog_const_source_x_0 = analog.sig_source_c(0, analog.GR_CONST_WAVE, 0, 0, 1) + self.analog_am_demod_cf_0 = analog.am_demod_cf( + channel_rate=samp_rate, + audio_decim=1, + audio_pass=5000, + audio_stop=5500, + ) + + + + ################################################## + # Connections + ################################################## + self.connect((self.analog_am_demod_cf_0, 0), (self.qtgui_time_sink_x_0, 1)) + self.connect((self.analog_const_source_x_0, 0), (self.blocks_add_xx_0, 1)) + self.connect((self.analog_const_source_x_1, 0), (self.blocks_multiply_xx_1, 0)) + self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 1)) + self.connect((self.analog_sig_source_x_1, 0), (self.blocks_multiply_xx_1, 1)) + self.connect((self.blocks_add_xx_0, 0), (self.blocks_complex_to_real_0, 0)) + self.connect((self.blocks_add_xx_0, 0), (self.blocks_multiply_xx_0, 0)) + self.connect((self.blocks_complex_to_real_0, 0), (self.qtgui_time_sink_x_0, 0)) + self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_throttle_0, 0)) + self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_add_xx_0, 0)) + self.connect((self.blocks_throttle_0, 0), (self.analog_am_demod_cf_0, 0)) + self.connect((self.blocks_throttle_0, 0), (self.fosphor_glfw_sink_c_0, 0)) + + + def closeEvent(self, event): + self.settings = Qt.QSettings("GNU Radio", "Simluation") + self.settings.setValue("geometry", self.saveGeometry()) + event.accept() + + def get_samp_rate(self): + return self.samp_rate + + def set_samp_rate(self, samp_rate): + self.samp_rate = samp_rate + self.analog_sig_source_x_0.set_sampling_freq(self.samp_rate) + self.analog_sig_source_x_1.set_sampling_freq(self.samp_rate) + self.blocks_throttle_0.set_sample_rate(self.samp_rate * 2) + self.fosphor_glfw_sink_c_0.set_frequency_range(0, self.samp_rate) + self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate) + + def get_modulation_factor(self): + return self.modulation_factor + + def set_modulation_factor(self, modulation_factor): + self.modulation_factor = modulation_factor + self.analog_const_source_x_1.set_offset(self.modulation_factor) + + def get_carrier_freq(self): + return self.carrier_freq + + def set_carrier_freq(self, carrier_freq): + self.carrier_freq = carrier_freq + self.analog_sig_source_x_0.set_frequency(self.carrier_freq) + + + + + +def main(top_block_cls=Simluation, options=None): + if gr.enable_realtime_scheduling() != gr.RT_OK: + print("Error: failed to enable real-time scheduling.") + + if StrictVersion("4.5.0") <= StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"): + style = gr.prefs().get_string('qtgui', 'style', 'raster') + Qt.QApplication.setGraphicsSystem(style) + qapp = Qt.QApplication(sys.argv) + + tb = top_block_cls() + + tb.start() + + tb.show() + + def sig_handler(sig=None, frame=None): + Qt.QApplication.quit() + + signal.signal(signal.SIGINT, sig_handler) + signal.signal(signal.SIGTERM, sig_handler) + + timer = Qt.QTimer() + timer.start(500) + timer.timeout.connect(lambda: None) + + def quitting(): + tb.stop() + tb.wait() + + qapp.aboutToQuit.connect(quitting) + qapp.exec_() + +if __name__ == '__main__': + main() |