Refactored WDSP initial commit

wdsp/gain.cpp

@@ -0,0 +1,122 @@
+/*  gain.c
+
+This file is part of a program that implements a Software-Defined Radio.
+
+Copyright (C) 2013 Warren Pratt, NR0V
+Copyright (C) 2024 Edouard Griffiths, F4EXB Adapted to SDRangel
+
+This program 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 2
+of the License, or (at your option) any later version.
+
+This program 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 program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+The author can be reached by email at
+
+warren@wpratt.com
+
+*/
+
+#include "comm.hpp"
+#include "gain.hpp"
+
+namespace WDSP {
+
+GAIN* GAIN::create_gain (int run, int* prun, int size, double* in, double* out, double Igain, double Qgain)
+{
+    GAIN *a = new GAIN;
+    a->run = run;
+    a->prun = prun;
+    a->size = size;
+    a->in = in;
+    a->out = out;
+    a->Igain = Igain;
+    a->Qgain = Qgain;
+    return a;
+}
+
+void GAIN::destroy_gain (GAIN *a)
+{
+    delete (a);
+}
+
+void GAIN::flush_gain (GAIN *)
+{
+
+}
+
+void GAIN::xgain (GAIN *a)
+{
+    int srun;
+    a->cs_update.lock();
+    if (a->prun != 0)
+        srun = *(a->prun);
+    else
+        srun = 1;
+    if (a->run && srun)
+    {
+        int i;
+        for (i = 0; i < a->size; i++)
+        {
+            a->out[2 * i + 0] = a->Igain * a->in[2 * i + 0];
+            a->out[2 * i + 1] = a->Qgain * a->in[2 * i + 1];
+        }
+    }
+    else if (a->in != a->out)
+        memcpy (a->out, a->in, a->size * sizeof (dcomplex));
+    a->cs_update.unlock();
+}
+
+void GAIN::setBuffers_gain (GAIN *a, double* in, double* out)
+{
+    a->in = in;
+    a->out = out;
+}
+
+void GAIN::setSamplerate_gain (GAIN *, int)
+{
+
+}
+
+void GAIN::setSize_gain (GAIN *a, int size)
+{
+    a->size = size;
+}
+
+/********************************************************************************************************
+*                                                                                                       *
+*                                         POINTER-BASED PROPERTIES                                      *
+*                                                                                                       *
+********************************************************************************************************/
+
+void GAIN::pSetTXOutputLevel (GAIN *a, double level)
+{
+    a->cs_update.lock();
+    a->Igain = level;
+    a->Qgain = level;
+    a->cs_update.unlock();
+}
+
+void GAIN::pSetTXOutputLevelRun (GAIN *a, int run)
+{
+    a->cs_update.lock();
+    a->run = run;
+    a->cs_update.unlock();
+}
+
+void GAIN::pSetTXOutputLevelSize (GAIN *a, int size)
+{
+    a->cs_update.lock();
+    a->size = size;
+    a->cs_update.unlock();
+}
+
+} // namespace WDSP