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/*
ToneStack.cc
Copyright 2006-7
David Yeh <dtyeh@ccrma.stanford.edu>
Tim Goetze <tim@quitte.de> (cosmetics)
Tone Stack emulation.
*
*/
/*
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., 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA or point your web browser to http://www.gnu.org.
*/
#include "basics.h"
#include "ToneStack.h"
#include "Descriptor.h"
#include "dsp/tonestack/ks_tab.h"
#include "dsp/tonestack/vs_tab.h"
DSP::TSParameters
DSP::ToneStack::presets[] = {
/* for convenience, temporarily define k and MOhms as well as nF and pF */
#define k * 1000
#define M * 1000000
#define nF * 1e-9
#define pF * 1e-12
/* parameter order is R1 - R4, C1 - C3 */
/* { 250000, 1000000, 25000, 56000, 0.25e-9, 20e-9, 20e-9 }, DY */
/* Fender */
{250 k, 1 M, 25 k, 56 k, 250 pF, 20 nF, 20 nF}, /* 59 Bassman 5F6-A */
{250 k, 250 k, 10 k, 100 k, 120 pF, 100 nF, 47 nF}, /* 69 Twin Reverb AA270 */
{250 k, 250 k, 4.8 k, 100 k, 250 pF, 100 nF, 47 nF}, /* 64 Princeton AA1164 */
/* Marshall */
{220 k, 1 M, 22 k, 33 k, 470 pF, 22 nF, 22 nF}, /* 59/81 JCM-800 Lead 100 2203 */
/* R4 is a 10 k fixed + 100 k pot in series actually */
{250 k, 1 M, 25 k, 56 k, 500 pF, 22 nF, 22 nF}, /* 81 2000 Lead */
#if 0
{220 k, 1 M, 22 k, 33 k, 470 pF, 22 nF, 22 nF}, /* 90 JCM-900 Master 2100 (same as JCM-800) */
{250 k, 1 M, 25 k, 33 k, 500 pF, 22 nF, 22 nF}, /* 67 Major Lead 200 */
{250 k, 250 k, 25 k, 56 k, 250 pF, 47 nF, 47 nF}, /* undated M2199 30W solid state */
#endif
/* Vox -- R3 is fixed (circuit differs anyway) */
{1 M, 1 M, 10 k, 100 k, 50 pF, 22 nF, 22 nF}, /* 59/86 AC-30 */
#undef k
#undef M
#undef nF
#undef pF
};
int DSP::ToneStack::n_presets = TS_N_PRESETS;
void
ToneStack::activate()
{
tonestack.activate (ports + 2);
}
template <sample_func_t F>
void
ToneStack::one_cycle (int frames)
{
d_sample * s = ports[0];
tonestack.start_cycle (ports + 1);
d_sample * d = ports[5];
for (int i = 0; i < frames; ++i)
{
register d_sample a = s[i];
a = tonestack.process (a + normal);
F (d, i, a, adding_gain);
}
}
PortInfo
ToneStack::port_info [] =
{
{
"in",
INPUT | AUDIO,
{BOUNDED, -1, 1}
}, {
"model",
INPUT | CONTROL,
{BOUNDED | DEFAULT_0 | INTEGER, 0, TS_N_PRESETS - 1}
}, {
"bass",
INPUT | CONTROL,
{BOUNDED | DEFAULT_MID, 0, 1}
}, {
"mid",
INPUT | CONTROL,
{BOUNDED | DEFAULT_MID, 0, 1}
}, {
"treble",
INPUT | CONTROL,
{BOUNDED | DEFAULT_MID, 0, 1}
}, {
"out",
OUTPUT | AUDIO,
{0}
}
};
template <> void
Descriptor<ToneStack>::setup()
{
UniqueID = 2589;
Label = "ToneStack";
Properties = HARD_RT;
Name = CAPS "ToneStack - Tone stack emulation";
Maker = "David Yeh <dtyeh@ccrma.stanford.edu>";
Copyright = "GPL, 2006-7";
/* fill port info and vtable */
autogen();
}
/* //////////////////////////////////////////////////////////////////////// */
template <sample_func_t F>
void
ToneStackLT::one_cycle (int frames)
{
d_sample * s = ports[0];
tonestack.updatecoefs (ports + 1);
d_sample * d = ports[4];
for (int i = 0; i < frames; ++i)
{
register d_sample a = s[i];
a = tonestack.process (a + normal);
F (d, i, a, adding_gain);
}
}
PortInfo
ToneStackLT::port_info [] =
{
{
"in",
INPUT | AUDIO,
{BOUNDED, -1, 1}
}, {
"bass",
INPUT | CONTROL,
{BOUNDED | DEFAULT_MID, 0, 1}
}, {
"mid",
INPUT | CONTROL,
{BOUNDED | DEFAULT_MID, 0, 1}
}, {
"treble",
INPUT | CONTROL,
{BOUNDED | DEFAULT_MID, 0, 1}
}, {
"out",
OUTPUT | AUDIO,
{0}
}
};
template <> void
Descriptor<ToneStackLT>::setup()
{
UniqueID = 2590;
Label = "ToneStackLT";
Properties = HARD_RT;
Name = CAPS "ToneStackLT - Tone stack emulation, lattice filter 44.1";
Maker = "David Yeh <dtyeh@ccrma.stanford.edu>";
Copyright = "GPL, 2006-7";
/* fill port info and vtable */
autogen();
}
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