3 files changed, 44 insertions, 1 deletions
diff --git a/src/gr-fadingui/python/CMakeLists.txt b/src/gr-fadingui/python/CMakeLists.txt
index 4ab9bbc..27b5f4b 100644
--- a/src/gr-fadingui/python/CMakeLists.txt
+++ b/src/gr-fadingui/python/CMakeLists.txt
@@ -33,7 +33,7 @@ GR_PYTHON_INSTALL(
     FILES
     __init__.py
     datasource.py
-    DESTINATION ${GR_PYTHON_DIR}/fadingui
+    dearpygui_sink.py DESTINATION ${GR_PYTHON_DIR}/fadingui
 )
 
 ########################################################################
@@ -43,3 +43,4 @@ include(GrTest)
 
 set(GR_TEST_TARGET_DEPS gnuradio-fadingui)
 set(GR_TEST_PYTHON_DIRS ${CMAKE_BINARY_DIR}/swig)
+GR_ADD_TEST(qa_dearpygui_sink ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_dearpygui_sink.py)
diff --git a/src/gr-fadingui/python/__init__.py b/src/gr-fadingui/python/__init__.py
index 6cfa23b..d551a71 100644
--- a/src/gr-fadingui/python/__init__.py
+++ b/src/gr-fadingui/python/__init__.py
@@ -33,5 +33,6 @@ except ImportError:
 
 # import any pure python here
 from .datasource import datasource
+from .dearpygui_sink import dearpygui_sink
 
 #
diff --git a/src/gr-fadingui/python/dearpygui_sink.py b/src/gr-fadingui/python/dearpygui_sink.py
new file mode 100644
index 0000000..2b8e9fb
--- /dev/null
+++ b/src/gr-fadingui/python/dearpygui_sink.py
@@ -0,0 +1,41 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+#
+# Copyright 2021 Naoki Pross.
+#
+# This is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+#
+# This software is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this software; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+#
+
+
+import numpy as np
+from gnuradio import gr
+
+class dearpygui_sink(gr.sync_block):
+    """
+    docstring for block dearpygui_sink
+    """
+    def __init__(self):
+        gr.sync_block.__init__(self,
+            name="dearpygui_sink",
+            in_sig=[np.complex64],
+            out_sig=None)
+
+
+    def work(self, input_items, output_items):
+        in0 = input_items[0]
+        # <+signal processing here+>
+        return len(input_items[0])
+