HexoDSP/tests/node_delay.rs

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2021-08-04 01:58:43 +00:00
// Copyright (c) 2021 Weird Constructor <weirdconstructor@gmail.com>
// This file is a part of HexoDSP. Released under GPL-3.0-or-later.
// See README.md and COPYING for details.
mod common;
use common::*;
#[test]
fn check_node_delay_1() {
let (node_conf, mut node_exec) = new_node_engine();
let mut matrix = Matrix::new(node_conf, 4, 4);
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let ad = NodeId::Ad(0);
let sin = NodeId::Sin(0);
let dly = NodeId::Delay(0);
let out = NodeId::Out(0);
matrix.place(0, 0, Cell::empty(sin).out(None, None, sin.out("sig")));
matrix.place(
0,
1,
Cell::empty(ad).input(ad.inp("inp"), None, None).out(None, None, ad.out("sig")),
);
matrix.place(
0,
2,
Cell::empty(dly).input(dly.inp("inp"), None, None).out(None, None, dly.out("sig")),
);
matrix.place(0, 3, Cell::empty(out).input(out.inp("ch1"), None, None).out(None, None, None));
matrix.sync().unwrap();
pset_d(&mut matrix, ad, "atk", 50.0);
pset_d(&mut matrix, ad, "dcy", 50.0);
pset_n(&mut matrix, ad, "trig", 1.0);
let res = run_for_ms(&mut node_exec, 500.0);
// 441 decimation => 10ms resolution
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assert_decimated_feq!(
res.0,
441,
vec![
// smoothing time:
0.0,
// burst of sine for 100ms:
0.04741215,
-0.17181772,
0.2669262,
-0.22376089,
0.000030220208,
0.24654882,
-0.30384964,
0.20876096,
-0.070250794,
0.0000024548233,
// 150ms silence:
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
// delayed burst of sine for 100ms:
0.05125899,
-0.17475566,
0.2607654,
-0.20392825,
-0.03003881,
0.26745066,
-0.30965388,
0.20431,
-0.064184606,
-0.0012322,
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// silence afterwards:
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0
]
);
}
#[test]
fn check_node_delay_2() {
let (node_conf, mut node_exec) = new_node_engine();
let mut matrix = Matrix::new(node_conf, 4, 4);
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let dly = NodeId::Delay(0);
let out = NodeId::Out(0);
matrix.place(0, 2, Cell::empty(dly).out(None, None, dly.out("sig")));
matrix.place(0, 3, Cell::empty(out).input(out.inp("ch1"), None, None).out(None, None, None));
matrix.sync().unwrap();
pset_d(&mut matrix, dly, "time", 31.0);
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pset_d(&mut matrix, dly, "inp", 1.0);
let res = run_for_ms(&mut node_exec, 150.0);
// 441 decimation => 10ms resolution
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assert_decimated_feq!(
res.0,
441,
vec![
// 10ms smoothing time for "inp"
0.001133, // 30ms delaytime just mixing the 0.5:
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0.5,
0.5,
0.5, // the delayed smoothing ramp (10ms):
0.950001113, // the delay + input signal:
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1.0,
1.0,
1.0,
1.0,
1.0,
1.0,
1.0,
1.0,
1.0,
1.0
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]
);
}
#[test]
fn check_node_delay_time_mod() {
let (node_conf, mut node_exec) = new_node_engine();
let mut matrix = Matrix::new(node_conf, 4, 4);
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let sin = NodeId::Sin(1);
let dly = NodeId::Delay(0);
let out = NodeId::Out(0);
matrix.place(1, 1, Cell::empty(sin).out(None, None, sin.out("sig")));
matrix.place(
1,
2,
Cell::empty(dly).input(dly.inp("inp"), None, dly.inp("time")).out(
None,
None,
dly.out("sig"),
),
);
matrix.place(1, 3, Cell::empty(out).input(out.inp("ch1"), None, None).out(None, None, None));
matrix.sync().unwrap();
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pset_n(&mut matrix, dly, "mix", 1.0);
pset_d(&mut matrix, dly, "time", 100.0);
// skip delay time:
run_for_ms(&mut node_exec, 100.0);
let fft = run_and_get_fft4096_now(&mut node_exec, 600);
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assert_eq!(fft[0], (431, 614));
assert_eq!(fft[1], (441, 1012));
let sin2 = NodeId::Sin(0);
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matrix.place(0, 3, Cell::empty(sin2).out(sin2.out("sig"), None, None));
matrix.sync().unwrap();
pset_d(&mut matrix, sin2, "freq", 0.5);
// let everything settle down and the delay buffer fill with stuff:
run_for_ms(&mut node_exec, 5000.0);
// skip some time to let everything settle:
run_for_ms(&mut node_exec, 670.0);
let fft = run_and_get_fft4096_now(&mut node_exec, 110);
// Expect a sine sweep over a
// range of low frequencies:
assert_eq!(fft[0], (97, 113));
assert_eq!(fft[5], (312, 114));
assert_eq!(fft[10], (635, 110));
// Sweep upwards:
run_for_ms(&mut node_exec, 300.0);
let fft = run_and_get_fft4096_now(&mut node_exec, 122);
assert_eq!(fft[0], (2498, 122));
assert_eq!(fft[7], (2681, 122));
// Sweep at mostly highest point:
run_for_ms(&mut node_exec, 700.0);
let fft = run_and_get_fft4096_now(&mut node_exec, 300);
assert_eq!(fft[0], (6417, 309));
assert_eq!(fft[4], (6471, 407));
}
#[test]
fn check_node_delay_trig() {
let (node_conf, mut node_exec) = new_node_engine();
let mut matrix = Matrix::new(node_conf, 4, 4);
let test = NodeId::Test(0);
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let dly = NodeId::Delay(0);
let out = NodeId::Out(0);
matrix.place(1, 1, Cell::empty(test).out(None, None, test.out("tsig")));
matrix.place(0, 3, Cell::empty(test).out(test.out("sig"), None, None));
matrix.place(
1,
2,
Cell::empty(dly).input(dly.inp("inp"), None, dly.inp("trig")).out(
None,
None,
dly.out("sig"),
),
);
matrix.place(1, 3, Cell::empty(out).input(out.inp("ch1"), None, None).out(None, None, None));
matrix.sync().unwrap();
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pset_n(&mut matrix, dly, "mix", 1.0);
pset_n(&mut matrix, dly, "mode", 1.0);
pset_d(&mut matrix, dly, "time", 5.0);
// Trigger the delay 2 times, with an interval of 20ms:
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pset_n(&mut matrix, test, "p", 1.0);
run_for_ms(&mut node_exec, 10.0);
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pset_n(&mut matrix, test, "p", 0.0);
run_for_ms(&mut node_exec, 10.0);
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pset_n(&mut matrix, test, "p", 1.0);
run_for_ms(&mut node_exec, 10.0);
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pset_n(&mut matrix, test, "p", 0.0);
run_for_ms(&mut node_exec, 10.0);
// Now the delay should have a 20ms delay time.
// Emit the trigger signal:
pset_n(&mut matrix, test, "trig", 1.0);
let res = run_for_ms(&mut node_exec, 30.0);
let mut idx_first_non_zero = 99999;
for i in 0..res.0.len() {
if res.0[i] > 0.0 {
idx_first_non_zero = i;
break;
}
}
// We expect the signal to be delayed by 20ms:
assert_eq!(idx_first_non_zero, (44100 * 20) / 1000 + 1);
}
#[test]
fn check_node_delay_fb() {
let (node_conf, mut node_exec) = new_node_engine();
let mut matrix = Matrix::new(node_conf, 4, 4);
let test = NodeId::Test(0);
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let dly = NodeId::Delay(0);
let out = NodeId::Out(0);
matrix.place(1, 1, Cell::empty(test).out(None, None, test.out("tsig")));
matrix.place(
1,
2,
Cell::empty(dly).input(dly.inp("inp"), None, None).out(None, None, dly.out("sig")),
);
matrix.place(1, 3, Cell::empty(out).input(out.inp("ch1"), None, None).out(None, None, None));
pset_n(&mut matrix, dly, "mix", 1.0);
pset_d(&mut matrix, dly, "time", 5.0);
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pset_n(&mut matrix, dly, "fb", 0.5);
matrix.sync().unwrap();
// Emit the trigger signal:
pset_n(&mut matrix, test, "trig", 1.0);
let res = run_for_ms(&mut node_exec, 100.0);
let idxs_big = collect_signal_changes(&res.0[..], 50);
// We expect the signal to be delayed by 20ms:
assert_eq!(idxs_big, vec![(222, 106), (444, 53)]);
}
#[test]
fn check_node_delay_fb_neg() {
let (node_conf, mut node_exec) = new_node_engine();
let mut matrix = Matrix::new(node_conf, 4, 4);
let test = NodeId::Test(0);
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let dly = NodeId::Delay(0);
let out = NodeId::Out(0);
matrix.place(1, 1, Cell::empty(test).out(None, None, test.out("tsig")));
matrix.place(
1,
2,
Cell::empty(dly).input(dly.inp("inp"), None, None).out(None, None, dly.out("sig")),
);
matrix.place(1, 3, Cell::empty(out).input(out.inp("ch1"), None, None).out(None, None, None));
pset_n(&mut matrix, dly, "mix", 1.0);
pset_d(&mut matrix, dly, "time", 10.0);
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pset_n(&mut matrix, dly, "fb", -1.0);
matrix.sync().unwrap();
// Emit the trigger signal:
pset_n(&mut matrix, test, "trig", 1.0);
let res = run_for_ms(&mut node_exec, 40.0);
let idxs_big = collect_signal_changes(&res.0[..], 70);
assert_eq!(idxs_big, vec![(442, 100), (884, -100), (1326, 100)]);
}
#[test]
fn check_node_delay_fb_pos() {
let (node_conf, mut node_exec) = new_node_engine();
let mut matrix = Matrix::new(node_conf, 4, 4);
let test = NodeId::Test(0);
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let dly = NodeId::Delay(0);
let out = NodeId::Out(0);
matrix.place(1, 1, Cell::empty(test).out(None, None, test.out("tsig")));
matrix.place(
1,
2,
Cell::empty(dly).input(dly.inp("inp"), None, None).out(None, None, dly.out("sig")),
);
matrix.place(1, 3, Cell::empty(out).input(out.inp("ch1"), None, None).out(None, None, None));
pset_n(&mut matrix, dly, "mix", 1.0);
pset_d(&mut matrix, dly, "time", 10.0);
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pset_n(&mut matrix, dly, "fb", 1.0);
matrix.sync().unwrap();
// Emit the trigger signal:
pset_n(&mut matrix, test, "trig", 1.0);
let res = run_for_ms(&mut node_exec, 100.0);
let idxs_big = collect_signal_changes(&res.0[..], 70);
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assert_eq!(
idxs_big,
vec![
(442, 100),
(442 + 1 * 442, 100),
(442 + 2 * 442, 100),
(442 + 3 * 442, 100),
(442 + 4 * 442, 100),
(442 + 5 * 442, 100),
(442 + 6 * 442, 100),
(442 + 7 * 442, 100),
(442 + 8 * 442, 100),
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]
);
}