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/*
ZynAddSubFX - a software synthesizer
AdNoteTest.h - CxxTest for Synth/ADnote
Copyright (C) 2009-2011 Mark McCurry
Copyright (C) 2009 Harald Hvaal
Authors: Mark McCurry, Harald Hvaal
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 (version 2 or later) for more details.
You should have received a copy of the GNU General Public License (version 2)
along with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <cxxtest/TestSuite.h>
#include <iostream>
#include <fstream>
#include <ctime>
#include <string>
#include "../Misc/Util.h"
#include "../Synth/ADnote.h"
#include "../Synth/OscilGen.h"
#include "../Params/Presets.h"
#include "../DSP/FFTwrapper.h"
#include "../globals.h"
SYNTH_T *synth;
using namespace std;
#define BUF 256
class AdNoteTest:public CxxTest::TestSuite
{
public:
ADnote *note;
FFTwrapper *fft;
Controller *controller;
unsigned char testnote;
ADnoteParameters *params;
float freq;
float outR[BUF], outL[BUF];
void setUp() {
//First the sensible settings and variables that have to be set:
synth = new SYNTH_T;
synth->buffersize = BUF;
memset(outL,0,sizeof(outL));
memset(outR,0,sizeof(outR));
//next the bad global variables that for some reason have not been properly placed in some
//initialization routine, but rather exist as cryptic oneliners in main.cpp:
denormalkillbuf = new float[BUF];
memset(denormalkillbuf, 0, sizeof(float)*BUF);
fft = new FFTwrapper(BUF);
//prepare the default settings
params = new ADnoteParameters(fft);
//sawtooth to make things a bit more interesting
params->VoicePar[0].OscilSmp->Pcurrentbasefunc = 3;
controller = new Controller();
//lets go with.... 50! as a nice note
testnote = 50;
freq = 440.0f * powf(2.0f, (testnote - 69.0f) / 12.0f);
}
void tearDown() {
delete note;
delete controller;
delete fft;
delete [] denormalkillbuf;
FFT_cleanup();
delete synth;
delete params;
}
void run_test(int a, int b, int c, int d, int e, int f, float values[4])
{
sprng(0);
params->set_unison_size_index(0,a);
params->VoicePar[0].Unison_frequency_spread = b;
params->VoicePar[0].Unison_stereo_spread = c;
params->VoicePar[0].Unison_vibratto = d;
params->VoicePar[0].Unison_vibratto_speed = e;
params->VoicePar[0].Unison_invert_phase = f;
note = new ADnote(params, controller, freq, 120, 0, testnote, false);
note->noteout(outL, outR);
TS_ASSERT_DELTA(outL[80], values[0], 1e-5);
//printf("{%f,", outL[80]);
note->noteout(outL, outR);
TS_ASSERT_DELTA(outR[90], values[1], 1e-5);
//printf("%f,", outR[90]);
note->noteout(outL, outR);
TS_ASSERT_DELTA(outL[20], values[2], 1e-5);
//printf("%f,", outL[20]);
note->noteout(outL, outR);
TS_ASSERT_DELTA(outR[200], values[3], 1e-5);
//printf("%f},\n", outR[200]);
}
void testUnison() {
sprng(0xbeef);
float data[][4] = {
{-0.034547,0.034349,-0.000000,0.138284},
{0.023612,-0.093842,0.000000,-0.040384},
{-0.015980,0.001871,-0.014463,-0.000726},
{-0.040970,-0.000275,0.000000,-0.121016},
{0.019250,-0.045252,0.000270,0.105372},
{-0.086575,0.001130,-0.018921,0.001329},
{0.009203,-0.006176,0.017344,-0.003316},
{0.029411,-0.000248,-0.112797,-0.012883},
{0.043657,-0.014062,-0.003374,-0.071821},
{0.007973,0.068019,-0.038900,0.047639},
{-0.002055,0.011170,-0.058152,-0.043493},
{-0.005298,0.000605,-0.070932,-0.005678},
{0.025028,-0.027742,0.020985,-0.015417},
{0.074349,0.000640,0.080613,0.066636},
{-0.045721,0.000279,0.009819,0.032202},
};
int freq_spread[15];
int stereo_spread[15];
int vibrato[15];
int vibrato_speed[15];
int inv_phase[15];
for(int i=0; i<15; ++i)
{
freq_spread[i] = prng()%0x7f;
stereo_spread[i] = prng()%0x7f;
vibrato[i] = prng()%0x7f;
vibrato_speed[i] = prng()%0x7f;
inv_phase[i] = prng()%5;
}
for(int i=0; i<15; ++i)
{
run_test(i, freq_spread[i], stereo_spread[i],
vibrato[i], vibrato_speed[i], inv_phase[i], data[i]);
}
#if 0
int sampleCount = 0;
sampleCount += synth->buffersize;
TS_ASSERT_DELTA(outL[255], 0.254609f, 0.0001f);
note->noteout(outL, outR);
sampleCount += synth->buffersize;
TS_ASSERT_DELTA(outL[255], -0.102197f, 0.0001f);
note->noteout(outL, outR);
sampleCount += synth->buffersize;
TS_ASSERT_DELTA(outL[255], -0.111422f, 0.0001f);
note->noteout(outL, outR);
sampleCount += synth->buffersize;
TS_ASSERT_DELTA(outL[255], -0.021375f, 0.0001f);
note->noteout(outL, outR);
sampleCount += synth->buffersize;
TS_ASSERT_DELTA(outL[255], 0.149882f, 0.0001f);
#endif
}
};
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