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Diffstat (limited to 'gr-blocks/lib/qa_fxpt_nco.cc')
-rw-r--r--gr-blocks/lib/qa_fxpt_nco.cc122
1 files changed, 0 insertions, 122 deletions
diff --git a/gr-blocks/lib/qa_fxpt_nco.cc b/gr-blocks/lib/qa_fxpt_nco.cc
deleted file mode 100644
index 63c0a92902..0000000000
--- a/gr-blocks/lib/qa_fxpt_nco.cc
+++ /dev/null
@@ -1,122 +0,0 @@
-/* -*- c++ -*- */
-/*
- * Copyright 2004,2013 Free Software Foundation, Inc.
- *
- * This file is part of GNU Radio
- *
- * GNU Radio 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.
- *
- * GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <qa_fxpt_nco.h>
-#include <blocks/fxpt_nco.h>
-#include <blocks/nco.h>
-#include <cppunit/TestAssert.h>
-#include <iostream>
-#include <stdio.h>
-#include <unistd.h>
-#include <math.h>
-
-using namespace gr::blocks;
-
-static const float SIN_COS_TOLERANCE = 1e-5;
-
-//static const float SIN_COS_FREQ = 5003;
-static const float SIN_COS_FREQ = 4096;
-
-static const int SIN_COS_BLOCK_SIZE = 100000;
-
-static double max_d(double a, double b)
-{
- return fabs(a) > fabs(b) ? a : b;
-}
-
-void
-qa_fxpt_nco::t0()
-{
- nco<float,float> ref_nco;
- fxpt_nco new_nco;
- double max_error = 0, max_phase_error = 0;
-
- ref_nco.set_freq((float)(2 * M_PI / SIN_COS_FREQ));
- new_nco.set_freq((float)(2 * M_PI / SIN_COS_FREQ));
-
- CPPUNIT_ASSERT_DOUBLES_EQUAL(ref_nco.get_freq(), new_nco.get_freq(), SIN_COS_TOLERANCE);
-
- for(int i = 0; i < SIN_COS_BLOCK_SIZE; i++) {
- float ref_sin = ref_nco.sin();
- float new_sin = new_nco.sin();
- //printf ("i = %6d\n", i);
- CPPUNIT_ASSERT_DOUBLES_EQUAL(ref_sin, new_sin, SIN_COS_TOLERANCE);
-
- max_error = max_d(max_error, ref_sin-new_sin);
-
- float ref_cos = ref_nco.cos();
- float new_cos = new_nco.cos();
- CPPUNIT_ASSERT_DOUBLES_EQUAL(ref_cos, new_cos, SIN_COS_TOLERANCE);
-
- max_error = max_d(max_error, ref_cos-new_cos);
-
- ref_nco.step();
- new_nco.step();
-
- CPPUNIT_ASSERT_DOUBLES_EQUAL(ref_nco.get_phase(), new_nco.get_phase(), SIN_COS_TOLERANCE);
-
- max_phase_error = max_d(max_phase_error, ref_nco.get_phase()-new_nco.get_phase());
- }
- // printf("Fxpt max error %.9f, max phase error %.9f\n", max_error, max_phase_error);
-}
-
-void
-qa_fxpt_nco::t1()
-{
- nco<float,float> ref_nco;
- fxpt_nco new_nco;
- gr_complex ref_block[SIN_COS_BLOCK_SIZE];
- gr_complex new_block[SIN_COS_BLOCK_SIZE];
- double max_error = 0;
-
- ref_nco.set_freq((float)(2 * M_PI / SIN_COS_FREQ));
- new_nco.set_freq((float)(2 * M_PI / SIN_COS_FREQ));
-
- CPPUNIT_ASSERT_DOUBLES_EQUAL(ref_nco.get_freq(), new_nco.get_freq(), SIN_COS_TOLERANCE);
-
- ref_nco.sincos((gr_complex*)ref_block, SIN_COS_BLOCK_SIZE);
- new_nco.sincos((gr_complex*)new_block, SIN_COS_BLOCK_SIZE);
-
- for(int i = 0; i < SIN_COS_BLOCK_SIZE; i++) {
- CPPUNIT_ASSERT_DOUBLES_EQUAL(ref_block[i].real(), new_block[i].real(), SIN_COS_TOLERANCE);
- max_error = max_d(max_error, ref_block[i].real()-new_block[i].real());
-
- CPPUNIT_ASSERT_DOUBLES_EQUAL(ref_block[i].imag(), new_block[i].imag(), SIN_COS_TOLERANCE);
- max_error = max_d(max_error, ref_block[i].imag()-new_block[i].imag());
- }
- CPPUNIT_ASSERT_DOUBLES_EQUAL(ref_nco.get_phase(), new_nco.get_phase(), SIN_COS_TOLERANCE);
- // printf("Fxpt max error %.9f, max phase error %.9f\n", max_error, max_phase_error);
-}
-
-void
-qa_fxpt_nco::t2()
-{
-}
-
-void
-qa_fxpt_nco::t3()
-{
-}