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l---------src/qpsk.py (renamed from src/qpks.py)0
-rwxr-xr-xsrc/sketch.py271
2 files changed, 187 insertions, 84 deletions
diff --git a/src/qpks.py b/src/qpsk.py
index fd4e264..fd4e264 120000
--- a/src/qpks.py
+++ b/src/qpsk.py
diff --git a/src/sketch.py b/src/sketch.py
index bed19a8..b7500c8 100755
--- a/src/sketch.py
+++ b/src/sketch.py
@@ -1,11 +1,24 @@
#!/usr/bin/env python3
+# Python stdlib
+import sys
+
+# Grahical libraries
from dearpygui.dearpygui import *
from dearpygui.demo import show_demo
-import qpks as qp
+# Detect (unix) signals
+import signal
+
+# GNURadio tools
+from gnuradio import gr
+
+# Mathematics
+import numpy as np
+
+# Our interface for simulation / hardware
+import qpsk
-from math import sin #für test Sijnal
# Create GL context and initialize DearPyGUI
create_context()
@@ -15,11 +28,47 @@ setup_dearpygui()
# Show demo for dev
show_demo()
+#================================================
+# Custom GNURadio blocks
+
+class pygui_plot_block(gr.sync_block):
+ def __init__(self, title="Plot", xlabel="x", ylabel="y"):
+ gr.sync_block.__init__(self, name="PyGUI Plot",
+ in_sig=[np.complex64], out_sig=None)
+
+ self.title = title
+ self.xlabel = xlabel
+ self.ylabel = ylabel
+
+ # TODO: parametrize with nsamples
+ self.buffer = np.linspace(0, 1, 1000)
+
+ def construct_gui(self, width, height):
+ # Create plot
+ with plot(label=self.title, height=height, width=width):
+ add_plot_legend()
+ add_plot_axis(mvXAxis, label=self.xlabel)
+ add_plot_axis(mvYAxis, label=self.ylabel)
+
+ def work(self, input_items, output_items):
+ # This is a sink (no output)
+ return 0
+
+
+class pygui_constellation_block(gr.sync_block):
+ def __init__(self, title="Constellation", xlabel="In-Phase", ylabel="Quadrature"):
+ gr.sync_block.__init__(self, name="PyGUI Constellation Diagram",
+ in_sig=[np.complex64], out_sig=None)
+
+ self.title = title
+ self.xlabel = xlabel
+ selt.ylabel = ylabel
+
#================================================
# GUI Callback functions
-def _on_params_close():
+def _on_flowgraph_close():
pass
def _on_rx_node_link(sender, app_data):
@@ -32,138 +81,192 @@ def _on_rx_node_delink(sender, app_data):
delete_item(link_id)
#================================================
-# Flow Graph Window
+# Set up GNURadio simulation
-# with window(label="RX DSP Flow Graph", width=800, height=800, on_close=_on_params_close, pos=(100,100), tag="rx_win"):
-# with node_editor(callback=_on_rx_node_link, delink_callback=_on_rx_node_delink):
-# with node(label="USRP Source", pos=(20,100)):
-# with node_attribute(tag="src_out", attribute_type=mvNode_Attr_Output):
-# add_text("Signal from antenna")
+sim = qpsk.qpsk_nogui()
-# with node(label="Clock Sync", pos=(200,200)):
-# with node_attribute(tag="clksync_in", attribute_type=mvNode_Attr_Input):
-# add_text("Input")
+# Catch signals
+def sim_sig_handler(sig=None, frame=None):
+ sim.stop()
+ sim.wait()
+ sys.exit(0)
-# with node_attribute(tag="clksync_out", attribute_type=mvNode_Attr_Output):
-# add_text("Synchronized")
+# TODO: create GUI handlers
+signal.signal(signal.SIGINT, sim_sig_handler)
+signal.signal(signal.SIGTERM, sim_sig_handler);
-# with node(label="Equalizer", pos=(350,100)):
-# with node_attribute(attribute_type=mvNode_Attr_Static):
-# add_input_float(label="Gain", width=150)
+# Add GUI blocks
+locked_time_plot = pygui_plot_block(title="Locked signal", xlabel="t")
+sim.connect((sim.digital_costas_loop_cc_0, 0), (locked_time_plot, 0))
-# with node_attribute(tag="eq_in", attribute_type=mvNode_Attr_Input):
-# add_text("Input")
+#================================================
+# Simulation Control Window
-# with node_attribute(tag="eq_out", attribute_type=mvNode_Attr_Output):
-# add_text("Equalized")
+with window(label="Simulation", width=200, height=400, pos=(25, 450), tag="sim_win"):
+ add_text("Simulation state:")
-# with node(label="Phase Locked Loop", pos=(600, 200)):
-# with node_attribute(tag="pll_in", attribute_type=mvNode_Attr_Input):
-# add_text("Input")
+ with group(horizontal=True):
+ def on_sim_start_btn_clicked():
+ sim.start()
-# with node_attribute(tag="pll_out", attribute_type=mvNode_Attr_Output):
-# add_text("Locked")
+ configure_item("sim_start_btn", enabled=False)
+ configure_item("sim_stop_btn", enabled=True)
+ def on_sim_stop_btn_clicked():
+ sim.stop()
+ sim.wait()
-# add_node_link(get_alias_id("src_out"), get_alias_id("clksync_in"))
-# add_node_link(get_alias_id("clksync_out"), get_alias_id("eq_in"))
-# add_node_link(get_alias_id("eq_out"), get_alias_id("pll_in"))
+ configure_item("sim_start_btn", enabled=True)
+ configure_item("sim_stop_btn", enabled=False)
+ add_button(label="Start", tag="sim_start_btn", callback=on_sim_start_btn_clicked)
+ add_button(label="Stop", enabled=False, tag="sim_stop_btn", callback=on_sim_stop_btn_clicked)
#================================================
-# QPSK Window
-
-q = qp.qpsk_nogui() # Klasse initalisieren !!!
+# Flow Graph Window
-with window(label="QPSK", width=1500, height=800, on_close=_on_params_close, pos=(100,100), tag="rx_win"):
+with window(label="RX DSP Flow Graph", width=800, height=400, on_close=_on_flowgraph_close, pos=(25,25), tag="rx_win"):
with node_editor(callback=_on_rx_node_link, delink_callback=_on_rx_node_delink):
-
- with node(label="USRP Source ", pos=(20,100)):
+ with node(label="USRP Source", pos=(20,100)):
with node_attribute(tag="src_out", attribute_type=mvNode_Attr_Output):
- add_text("Signal Source Random")
- print(q.analog_random_source_x_0)
- # TO DO: Signal Plot
-
- with node(label="Constellation Modulator", pos=(200,200)):
- with node_attribute(tag="modul_in", attribute_type=mvNode_Attr_Input):
- add_text("Input")
- add_text(f'Sample {q.sps}')
-
- with node_attribute(tag="modul_out", attribute_type=mvNode_Attr_Output):
- add_text("Output")
+ add_text("Signal from antenna")
- with node(label="Channel Model", pos=(420,100)):
- with node_attribute(tag="channel_in", attribute_type=mvNode_Attr_Input):
- add_text("Input")
-
- with node_attribute(tag="channel_out", attribute_type=mvNode_Attr_Output):
- add_text("Output")
-
- with node(label="Clock Sync", pos=(550,200)):
+ with node(label="Clock Sync", pos=(200,200)):
with node_attribute(tag="clksync_in", attribute_type=mvNode_Attr_Input):
add_text("Input")
with node_attribute(tag="clksync_out", attribute_type=mvNode_Attr_Output):
add_text("Synchronized")
-
- with node(label="Equalizer", pos=(700,100)):
- with node_attribute(attribute_type=mvNode_Attr_Static):
- add_input_float(label="Gain", width=150)
-
+ with node(label="Equalizer", pos=(350,100)):
with node_attribute(tag="eq_in", attribute_type=mvNode_Attr_Input):
add_text("Input")
with node_attribute(tag="eq_out", attribute_type=mvNode_Attr_Output):
add_text("Equalized")
+ with node_attribute(attribute_type=mvNode_Attr_Static):
+ add_knob_float(label="Gain")
- with node(label="Phase Locked Loop", pos=(950, 200)):
+ with node(label="Phase Locked Loop", pos=(600, 200)):
with node_attribute(tag="pll_in", attribute_type=mvNode_Attr_Input):
add_text("Input")
with node_attribute(tag="pll_out", attribute_type=mvNode_Attr_Output):
add_text("Locked")
+ add_knob_float(label="Loop BW")
- add_node_link(get_alias_id("src_out"), get_alias_id("modul_in"))
- add_node_link(get_alias_id("modul_out"), get_alias_id("channel_in"))
- add_node_link(get_alias_id("channel_out"), get_alias_id("clksync_in"))
+ add_node_link(get_alias_id("src_out"), get_alias_id("clksync_in"))
add_node_link(get_alias_id("clksync_out"), get_alias_id("eq_in"))
add_node_link(get_alias_id("eq_out"), get_alias_id("pll_in"))
+#================================================
+# Time plots Window
+
+with window(label="Time domain plots", width=800, height=400, pos=(850,25), tag="time_plots_win"):
+ locked_time_plot.construct_gui(width=780, height=300)
+
+
+#================================================
+# QPSK Window
+
+# q = qp.qpsk_nogui()
+
+# with window(label="QPSK", width=1500, height=800, on_close=_on_flowgraph_close, pos=(100,100), tag="rx_win"):
+# with node_editor(callback=_on_rx_node_link, delink_callback=_on_rx_node_delink):
+#
+# with node(label="USRP Source ", pos=(20,100)):
+# with node_attribute(tag="src_out", attribute_type=mvNode_Attr_Output):
+# add_text("Signal Source Random")
+# print(q.analog_random_source_x_0)
+# # TO DO: Signal Plot
+#
+# with node(label="Constellation Modulator", pos=(200,200)):
+# with node_attribute(tag="modul_in", attribute_type=mvNode_Attr_Input):
+# add_text("Input")
+# add_text(f'Sample {q.sps}')
+#
+# with node_attribute(tag="modul_out", attribute_type=mvNode_Attr_Output):
+# add_text("Output")
+#
+# with node(label="Channel Model", pos=(420,100)):
+# with node_attribute(tag="channel_in", attribute_type=mvNode_Attr_Input):
+# add_text("Input")
+#
+# with node_attribute(tag="channel_out", attribute_type=mvNode_Attr_Output):
+# add_text("Output")
+#
+# with node(label="Clock Sync", pos=(550,200)):
+# with node_attribute(tag="clksync_in", attribute_type=mvNode_Attr_Input):
+# add_text("Input")
+#
+# with node_attribute(tag="clksync_out", attribute_type=mvNode_Attr_Output):
+# add_text("Synchronized")
+#
+#
+# with node(label="Equalizer", pos=(700,100)):
+# with node_attribute(attribute_type=mvNode_Attr_Static):
+# add_input_float(label="Gain", width=150)
+#
+# with node_attribute(tag="eq_in", attribute_type=mvNode_Attr_Input):
+# add_text("Input")
+#
+# with node_attribute(tag="eq_out", attribute_type=mvNode_Attr_Output):
+# add_text("Equalized")
+#
+#
+# with node(label="Phase Locked Loop", pos=(950, 200)):
+# with node_attribute(tag="pll_in", attribute_type=mvNode_Attr_Input):
+# add_text("Input")
+#
+# with node_attribute(tag="pll_out", attribute_type=mvNode_Attr_Output):
+# add_text("Locked")
+#
+#
+# add_node_link(get_alias_id("src_out"), get_alias_id("modul_in"))
+# add_node_link(get_alias_id("modul_out"), get_alias_id("channel_in"))
+# add_node_link(get_alias_id("channel_out"), get_alias_id("clksync_in"))
+# add_node_link(get_alias_id("clksync_out"), get_alias_id("eq_in"))
+# add_node_link(get_alias_id("eq_out"), get_alias_id("pll_in"))
+#
#================================================
# Plot Time Window Test
# creating data
-sindatax = []
-sindatay = []
-for i in range(0, 500):
- sindatax.append(i / 1000)
- sindatay.append(0.5 + 0.5 * sin(50 * i / 1000))
-
-with window(label="Plots"):
- add_text("Hello world")
- # create plot
- with plot(label="Line Series", height=400, width=400):
- # optionally create legend
- add_plot_legend()
-
- # REQUIRED: create x and y axes
- add_plot_axis(mvXAxis, label="x")
- add_plot_axis(mvYAxis, label="y", tag="y_axis")
-
- # series belong to a y axis
- add_line_series(sindatax, sindatay, label="0.5 + 0.5 * sin(x)", parent="y_axis")
+# sindatax = []
+# sindatay = []
+# for i in range(0, 500):
+# sindatax.append(i / 1000)
+# sindatay.append(0.5 + 0.5 * sin(50 * i / 1000))
+#
+# with window(label="Plots"):
+# add_text("Hello world")
+# # create plot
+# with plot(label="Line Series", height=400, width=400):
+# # optionally create legend
+# add_plot_legend()
+#
+# # REQUIRED: create x and y axes
+# add_plot_axis(mvXAxis, label="x")
+# add_plot_axis(mvYAxis, label="y", tag="y_axis")
+#
+# # series belong to a y axis
+# add_line_series(sindatax, sindatay, label="0.5 + 0.5 * sin(x)", parent="y_axis")
+
#================================================
# Start window and main loop
-
-
show_viewport()
start_dearpygui()
+
+# clean up gui
destroy_context()
+
+# Stop GNURadio
+sim.stop()
+sim.wait()