kopia lustrzana https://github.com/f4exb/sdrangel
225 wiersze
5.8 KiB
C++
225 wiersze
5.8 KiB
C++
/* patchpanel.c
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This file is part of a program that implements a Software-Defined Radio.
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Copyright (C) 2013 Warren Pratt, NR0V
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Copyright (C) 2024 Edouard Griffiths, F4EXB Adapted to SDRangel
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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The author can be reached by email at
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warren@wpratt.com
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*/
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#include "comm.hpp"
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#include "patchpanel.hpp"
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#include "RXA.hpp"
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#include "TXA.hpp"
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namespace WDSP {
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PANEL* PANEL::create_panel (int run, int size, float* in, float* out, float gain1, float gain2I, float gain2Q, int inselect, int copy)
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{
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PANEL* a = new PANEL;
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a->run = run;
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a->size = size;
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a->in = in;
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a->out = out;
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a->gain1 = gain1;
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a->gain2I = gain2I;
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a->gain2Q = gain2Q;
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a->inselect = inselect;
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a->copy = copy;
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return a;
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}
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void PANEL::destroy_panel (PANEL *a)
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{
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delete (a);
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}
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void PANEL::flush_panel (PANEL *)
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{
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}
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void PANEL::xpanel (PANEL *a)
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{
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int i;
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float I, Q;
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float gainI = a->gain1 * a->gain2I;
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float gainQ = a->gain1 * a->gain2Q;
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// inselect is either 0(neither), 1(Q), 2(I), or 3(both)
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switch (a->copy)
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{
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case 0: // no copy
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for (i = 0; i < a->size; i++)
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{
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I = a->in[2 * i + 0] * (a->inselect >> 1);
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Q = a->in[2 * i + 1] * (a->inselect & 1);
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a->out[2 * i + 0] = gainI * I;
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a->out[2 * i + 1] = gainQ * Q;
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}
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break;
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case 1: // copy I to Q (then Q == I)
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for (i = 0; i < a->size; i++)
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{
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I = a->in[2 * i + 0] * (a->inselect >> 1);
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Q = I;
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a->out[2 * i + 0] = gainI * I;
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a->out[2 * i + 1] = gainQ * Q;
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}
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break;
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case 2: // copy Q to I (then I == Q)
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for (i = 0; i < a->size; i++)
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{
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Q = a->in[2 * i + 1] * (a->inselect & 1);
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I = Q;
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a->out[2 * i + 0] = gainI * I;
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a->out[2 * i + 1] = gainQ * Q;
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}
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break;
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case 3: // reverse (I=>Q and Q=>I)
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for (i = 0; i < a->size; i++)
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{
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Q = a->in[2 * i + 0] * (a->inselect >> 1);
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I = a->in[2 * i + 1] * (a->inselect & 1);
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a->out[2 * i + 0] = gainI * I;
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a->out[2 * i + 1] = gainQ * Q;
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}
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break;
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}
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}
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void PANEL::setBuffers_panel (PANEL *a, float* in, float* out)
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{
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a->in = in;
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a->out = out;
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}
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void PANEL::setSamplerate_panel (PANEL *, int)
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{
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}
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void PANEL::setSize_panel (PANEL *a, int size)
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{
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a->size = size;
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}
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/********************************************************************************************************
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* *
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* RXA Properties *
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* *
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********************************************************************************************************/
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void PANEL::SetPanelRun (RXA& rxa, int run)
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{
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rxa.csDSP.lock();
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rxa.panel.p->run = run;
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rxa.csDSP.unlock();
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}
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void PANEL::SetPanelSelect (RXA& rxa, int select)
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{
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rxa.csDSP.lock();
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rxa.panel.p->inselect = select;
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rxa.csDSP.unlock();
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}
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void PANEL::SetPanelGain1 (RXA& rxa, float gain)
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{
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rxa.csDSP.lock();
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rxa.panel.p->gain1 = gain;
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rxa.csDSP.unlock();
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}
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void PANEL::SetPanelGain2 (RXA& rxa, float gainI, float gainQ)
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{
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rxa.csDSP.lock();
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rxa.panel.p->gain2I = gainI;
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rxa.panel.p->gain2Q = gainQ;
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rxa.csDSP.unlock();
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}
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void PANEL::SetPanelPan (RXA& rxa, float pan)
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{
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float gain1, gain2;
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rxa.csDSP.lock();
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if (pan <= 0.5)
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{
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gain1 = 1.0;
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gain2 = sin (pan * PI);
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}
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else
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{
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gain1 = sin (pan * PI);
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gain2 = 1.0;
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}
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rxa.panel.p->gain2I = gain1;
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rxa.panel.p->gain2Q = gain2;
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rxa.csDSP.unlock();
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}
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void PANEL::SetPanelCopy (RXA& rxa, int copy)
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{
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rxa.csDSP.lock();
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rxa.panel.p->copy = copy;
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rxa.csDSP.unlock();
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}
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void PANEL::SetPanelBinaural (RXA& rxa, int bin)
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{
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rxa.csDSP.lock();
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rxa.panel.p->copy = 1 - bin;
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rxa.csDSP.unlock();
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}
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/********************************************************************************************************
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* *
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* TXA Properties *
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* *
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********************************************************************************************************/
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void PANEL::SetPanelRun (TXA& txa, int run)
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{
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txa.csDSP.lock();
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txa.panel.p->run = run;
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txa.csDSP.unlock();
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}
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void PANEL::SetPanelGain1 (TXA& txa, float gain)
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{
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txa.csDSP.lock();
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txa.panel.p->gain1 = gain;
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//print_message ("micgainset.txt", "Set MIC Gain to", (int)(100.0 * gain), 0, 0);
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txa.csDSP.unlock();
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}
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void PANEL::SetPanelSelect (TXA& txa, int select)
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{
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txa.csDSP.lock();
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if (select == 1)
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txa.panel.p->copy = 3;
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else
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txa.panel.p->copy = 0;
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txa.panel.p->inselect = select;
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txa.csDSP.unlock();
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}
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} // namespace WDSP
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