implemented declick, working on tests

src/dsp/mod.rs

@@ -280,7 +280,7 @@ macro_rules! node_list {
                (3 len   n_id       n_id       0.0, 1.0, 1.0)
                {4 0 sample audio_unloaded("") 0 0}
                {5 1 pmode  setting(0)         0 1}
-               {6 2 dclick setting(1)         0 1}
+               {6 2 dclick setting(0)         0 1}
                [0 sig],
             sin => Sin UIType::Generic UICategory::Osc
                (0 freq  n_pit      d_pit     -1.0, 1.0, 440.0)

src/dsp/node_sampl.rs

@@ -7,6 +7,8 @@ use crate::dsp::{SAtom, ProcBuf, DspNode, LedPhaseVals};
 use crate::dsp::{out, at, inp, denorm}; //, inp, denorm, denorm_v, inp_dir, at};
 use super::helpers::Trigger;
 
+const RAMP_TIME_MS : f64 = 3.14;
+
 /// A simple amplifier
 #[derive(Debug, Clone)]
 pub struct Sampl {
@@ -90,41 +92,10 @@ impl Sampl {
         (((a * f) - b_neg) * f + c) * f + x0
     }
 
-//    #[inline]
-//    fn play_loop(&mut self, inputs: &[ProcBuf], nframes: usize, sample_data: &[f32], out: &mut ProcBuf) {
-//        let freq = inp::Sampl::freq(inputs);
-//        let offs = inp::Sampl::offs(inputs);
-//        let len  = inp::Sampl::len(inputs);
-//
-//        let sample_srate = sample_data[0] as f64;
-//        let sample_data  = &sample_data[1..];
-//        let sr_factor    = sample_srate / self.srate;
-//
-//        for frame in 0..nframes {
-//            let playback_speed =
-//                denorm::Sampl::freq(freq, frame) / 440.0;
-//
-//            let start_idx =
-//                (sample_data.len() as f32
-//                 * denorm::Sampl::offs(offs, frame).abs().min(0.999999))
-//                .floor() as usize;
-//
-//            let end_idx_plus1 =
-//                ((sample_data.len() - start_idx) as f32
-//                 * denorm::Sampl::len(offs, frame).abs().min(0.999999))
-//                .ceil() as usize;
-//
-//            out.write(frame,
-//                self.next_sample(
-//                    sr_factor,
-//                    playback_speed as f64,
-//                    sample_data[start_idx..end_idx_plus1]));
-//        }
-//    }
-//
     #[inline]
     fn play(&mut self, inputs: &[ProcBuf], nframes: usize,
-            sample_data: &[f32], out: &mut ProcBuf, do_loop: bool)
+            sample_data: &[f32], out: &mut ProcBuf, do_loop: bool,
+            declick: bool)
     {
         let freq = inp::Sampl::freq(inputs);
         let trig = inp::Sampl::trig(inputs);
@@ -135,6 +106,9 @@ impl Sampl {
         let sample_data  = &sample_data[1..];
         let sr_factor    = sample_srate / self.srate;
 
+        let ramp_sample_count = ((RAMP_TIME_MS * self.srate) / 1000.0).ceil() as usize;
+        let ramp_inc          = 1000.0 / (RAMP_TIME_MS * self.srate);
+
         let mut is_playing = self.is_playing;
 
         if do_loop {
@@ -163,8 +137,7 @@ impl Sampl {
                 let prev_phase = self.phase;
 
                 let cur_offs =
-                    denorm::Sampl::offs(offs, frame)
+                    denorm::Sampl::offs(offs, frame).abs().min(0.999999);
-                    .abs().min(0.999999);
                 if prev_offs != cur_offs {
                     start_idx =
                         (sample_data.len() as f32 * cur_offs)
@@ -173,20 +146,41 @@ impl Sampl {
                 }
 
                 let cur_len =
-                     denorm::Sampl::len(len, frame)
+                     denorm::Sampl::len(len, frame).abs().min(0.999999);
-                     .abs().min(0.999999);
                 if prev_len != cur_len {
                     end_idx_plus1 =
-                        ((sample_data.len() - start_idx) as f32
+                        ((sample_data.len() - start_idx) as f32 * cur_len)
-                         * denorm::Sampl::len(len, frame).abs().min(0.999999))
                         .ceil() as usize;
                     prev_len = cur_len;
                 }
 
-                let s = self.next_sample(
+                let sample_slice =
+                    &sample_data[start_idx..(start_idx + end_idx_plus1)];
+
+                // next_sample mutates self.phase, so we need the current phase
+                // that is used for looking up the sample from the audio data.
+                let sample_idx = self.phase.floor() as usize;
+
+                let mut s =
+                    self.next_sample(
                         sr_factor,
                         playback_speed as f64,
-                    &sample_data[start_idx..(start_idx + end_idx_plus1)]);
+                        sample_slice);
+
+                if declick {
+                    let samples_to_end = sample_data.len() - sample_idx;
+
+                    let ramp_atten_factor =
+                        if sample_idx < ramp_sample_count {
+                            sample_idx as f64 * ramp_inc
+                        } else if samples_to_end < ramp_sample_count {
+                            1.0 - (samples_to_end as f64 * ramp_inc)
+                        } else {
+                            1.0
+                        };
+
+                    s *= ramp_atten_factor as f32;
+                }
 
                 out.write(frame, s);
 
@@ -219,6 +213,7 @@ impl DspNode for Sampl {
     {
         let sample = at::Sampl::sample(atoms);
         let pmode  = at::Sampl::pmode(atoms);
+        let dclick = at::Sampl::dclick(atoms);
         let out    = out::Sampl::sig(outputs);
 
         if let SAtom::AudioSample((_, Some(sample_data))) = sample {
@@ -235,7 +230,8 @@ impl DspNode for Sampl {
                 ctx.nframes(),
                 &sample_data[..],
                 out,
-                pmode.i() == 0);
+                pmode.i() == 0,
+                dclick.i() == 1);
         } else {
             for frame in 0..ctx.nframes() {
                 out.write(frame, 0.0);

tests/common/mod.rs

@@ -7,6 +7,7 @@ use hound;
 use microfft;
 
 pub const SAMPLE_RATE : f32 = 44100.0;
+#[allow(dead_code)]
 pub const SAMPLE_RATE_US : usize = 44100;
 
 #[macro_export]
@@ -20,6 +21,59 @@ macro_rules! assert_float_eq {
     }
 }
 
+#[macro_export]
+macro_rules! assert_fpair_eq {
+    ($a:expr, $b:expr) => {
+        if ($a.0 - $b.0).abs() > 0.0001 {
+            panic!(r#"assertion failed: `(left.0 == right.0)`
+  left: `{:?}`,
+ right: `{:?}`"#, $a.0, $b.0)
+        }
+        if ($a.1 - $b.1).abs() > 0.0001 {
+            panic!(r#"assertion failed: `(left.1 == right.1)`
+  left: `{:?}`,
+ right: `{:?}`"#, $a.1, $b.1)
+        }
+    }
+}
+
+#[macro_export]
+macro_rules! assert_f3tupl_eq {
+    ($a:expr, $b:expr) => {
+        if ($a.0 - $b.0).abs() > 0.0001 {
+            panic!(r#"assertion failed: `(left.0 == right.0)`
+  left: `{:?}`,
+ right: `{:?}`"#, $a.0, $b.0)
+        }
+        if ($a.1 - $b.1).abs() > 0.0001 {
+            panic!(r#"assertion failed: `(left.1 == right.1)`
+  left: `{:?}`,
+ right: `{:?}`"#, $a.1, $b.1)
+        }
+        if ($a.2 - $b.2).abs() > 0.0001 {
+            panic!(r#"assertion failed: `(left.2 == right.2)`
+  left: `{:?}`,
+ right: `{:?}`"#, $a.2, $b.2)
+        }
+    }
+}
+
+#[macro_export]
+macro_rules! assert_rmsmima {
+    ($rms:expr, $b:expr) => {
+        assert_f3tupl_eq!($rms, $b);
+    }
+}
+
+#[macro_export]
+macro_rules! assert_minmax_of_rms {
+    ($rms:expr, $b:expr) => {
+        let (_, min, max) = $rms;
+        assert_fpair_eq!((min, max), $b);
+    }
+}
+
+#[allow(dead_code)]
 pub fn save_wav(name: &str, buf: &[f32]) {
     let spec = hound::WavSpec {
         channels: 1,
@@ -39,6 +93,11 @@ pub fn run_no_input(node_exec: &mut hexodsp::nodes::NodeExecutor, seconds: f32)
     run_realtime_no_input(node_exec, seconds, false)
 }
 
+#[allow(dead_code)]
+pub fn run_for_ms(node_exec: &mut hexodsp::nodes::NodeExecutor, ms: f32) -> (Vec<f32>, Vec<f32>) {
+    run_realtime_no_input(node_exec, ms / 1000.0, false)
+}
+
 pub fn run_realtime_no_input(node_exec: &mut hexodsp::nodes::NodeExecutor, seconds: f32, sleep_a_bit: bool) -> (Vec<f32>, Vec<f32>) {
     node_exec.test_run(seconds, sleep_a_bit)
 }
@@ -75,6 +134,7 @@ pub fn calc_rms_mimax_each_ms(buf: &[f32], ms: f32) -> Vec<(f32, f32, f32)> {
     res
 }
 
+#[allow(dead_code)]
 pub fn run_and_undersample(
     node_exec: &mut hexodsp::nodes::NodeExecutor,
     run_len_ms: f32, samples: usize) -> Vec<f32>
@@ -92,6 +152,7 @@ pub fn run_and_undersample(
     out_samples
 }
 
+#[allow(dead_code)]
 pub fn run_and_get_each_rms_mimax(
     node_exec: &mut hexodsp::nodes::NodeExecutor,
     len_ms: f32) -> Vec<(f32, f32, f32)>
@@ -100,6 +161,7 @@ pub fn run_and_get_each_rms_mimax(
     calc_rms_mimax_each_ms(&out_l[..], len_ms)
 }
 
+#[allow(dead_code)]
 pub fn run_and_get_first_rms_mimax(
     node_exec: &mut hexodsp::nodes::NodeExecutor,
     len_ms: f32) -> (f32, f32, f32)

tests/node_sampl.rs

@@ -19,9 +19,7 @@ fn check_node_sampl_1() {
     matrix.set_param(sample_p, SAtom::audio_unloaded("tests/sample_sin.wav"));
 
     let (rms, min, max) = run_and_get_l_rms_mimax(&mut node_exec, 50.0);
-    assert_float_eq!(rms, 0.505);
+    assert_rmsmima!((rms, min, max), (0.505, -0.9998, 1.0));
-    assert_float_eq!(min, -0.9998);
-    assert_float_eq!(max, 1.0);
 
     let fft = run_and_get_fft4096(&mut node_exec, 800, 20.0);
     assert_eq!(fft[0], (441, 940));
@@ -84,10 +82,8 @@ fn check_node_sampl_reload() {
             &mut matrix, "check_matrix_serialize.hxy").unwrap();
 
 
-        let (rms, min, max) = run_and_get_l_rms_mimax(&mut node_exec, 50.0);
+        let rmsmima = run_and_get_l_rms_mimax(&mut node_exec, 50.0);
-        assert_float_eq!(rms, 0.505);
+        assert_rmsmima!(rmsmima, (0.505, -0.9998, 1.0));
-        assert_float_eq!(min, -0.9998);
-        assert_float_eq!(max, 1.0);
 
         let fft = run_and_get_fft4096(&mut node_exec, 800, 20.0);
         assert_eq!(fft[0], (441, 940));
@@ -111,9 +107,9 @@ fn check_node_sampl_load_err() {
     matrix.set_param(sample_p, SAtom::audio_unloaded("tests/sample_NOSIN.wav"));
 
     let (rms, min, max) = run_and_get_l_rms_mimax(&mut node_exec, 50.0);
-    assert_float_eq!(rms, 0.0);
+    assert_rmsmima!(
-    assert_float_eq!(min, 0.0);
+        (rms, min, max),
-    assert_float_eq!(max, 0.0);
+        (0.0, 0.0, 0.0));
 
     let err = matrix.pop_error();
     assert_eq!(err.unwrap(), "Sample Loading Error\nCouldn't load sample 'tests/sample_NOSIN.wav':\nLoadError(IoError(Os { code: 2, kind: NotFound, message: \"No such file or directory\" }))");
@@ -138,21 +134,24 @@ fn check_node_sampl_trigger() {
     matrix.set_param(sample_p, SAtom::audio_unloaded("tests/sample_sin.wav"));
     matrix.set_param(pmode_p, SAtom::setting(1));
 
-    let (rms, min, max) = run_and_get_l_rms_mimax(&mut node_exec, 10.0);
+    let rmsmima = run_and_get_l_rms_mimax(&mut node_exec, 10.0);
-    assert_float_eq!(rms, 0.0);
+    assert_rmsmima!(rmsmima, (0.0, 0.0, 0.0));
-    assert_float_eq!(min, 0.0);
-    assert_float_eq!(max, 0.0);
 
     matrix.set_param(trig_p, (1.0).into());
-    let (rms, min, max) = run_and_get_first_rms_mimax(&mut node_exec, 10.0);
+    let rmsmima = run_and_get_first_rms_mimax(&mut node_exec, 10.0);
-    assert_float_eq!(rms, 0.1136);
+    assert_rmsmima!(rmsmima, (0.1136, -0.9998, 1.0));
-    assert_float_eq!(min, -0.9998);
-    assert_float_eq!(max, 1.0);
 
-    let (rms, min, max) = run_and_get_l_rms_mimax(&mut node_exec, 20.0);
+    let rmsmima = run_and_get_l_rms_mimax(&mut node_exec, 20.0);
-    assert_float_eq!(rms, 0.0);
+    assert_rmsmima!(rmsmima, (0.0, 0.0, 0.0));
-    assert_float_eq!(min, -0.0);
+}
-    assert_float_eq!(max, 0.0);
+
+fn create_1sec_const(s: f32) -> SAtom {
+    let mut test_sample_ramp = vec![s; (SAMPLE_RATE_US) + 1];
+    test_sample_ramp[0] = SAMPLE_RATE;
+
+    SAtom::audio(
+        "1second_const.wav",
+        std::sync::Arc::new(test_sample_ramp))
 }
 
 fn create_1sec_ramp() -> SAtom {
@@ -196,20 +195,13 @@ fn check_node_sampl_trigger_reset_phase() {
 
     matrix.set_param(trig_p, (1.0).into());
     let rmsvec = run_and_get_each_rms_mimax(&mut node_exec, 100.0);
-    let (_rms, min, max) = rmsvec[0];
+    assert_minmax_of_rms!(rmsvec[0], (0.0,      0.092496));
-    assert_float_eq!(min, 0.0);
+    assert_minmax_of_rms!(rmsvec[2], (0.19252,  0.29250));
-    assert_float_eq!(max, 0.092496);
-    let (_rms, min, max) = rmsvec[2];
-    assert_float_eq!(min, 0.19252);
-    assert_float_eq!(max, 0.29250);
 
     // lower trigger level, for retrigger later
     matrix.set_param(trig_p, (0.0).into());
     let rmsvec = run_and_get_each_rms_mimax(&mut node_exec, 10.0);
-
+    assert_minmax_of_rms!(rmsvec[2], (0.31252, 0.32250));
-    let (_rms, min, max) = rmsvec[2];
-    assert_float_eq!(min, 0.31252);
-    assert_float_eq!(max, 0.32250);
 
     // retrigger the phase sample
     matrix.set_param(trig_p, (1.0).into());
@@ -221,13 +213,8 @@ fn check_node_sampl_trigger_reset_phase() {
     // this is the last value of the previous triggering
     assert_float_eq!(max, 0.32998);
 
-    let (_rms, min, max) = rmsvec[1];
+    assert_minmax_of_rms!(rmsvec[1], (0.09251, 0.19249));
-    assert_float_eq!(min, 0.09251);
+    assert_minmax_of_rms!(rmsvec[2], (0.19252, 0.29250));
-    assert_float_eq!(max, 0.19249);
-
-    let (_rms, min, max) = rmsvec[2];
-    assert_float_eq!(min, 0.19252);
-    assert_float_eq!(max, 0.29250);
 }
 
 #[test]
@@ -253,21 +240,13 @@ fn check_node_sampl_trigger_loop_reset_phase() {
 
     matrix.set_param(trig_p, (0.0).into());
     let rmsvec = run_and_get_each_rms_mimax(&mut node_exec, 100.0);
-    let (_rms, min, max) = rmsvec[0];
+    assert_minmax_of_rms!(rmsvec[0], (0.0, 0.0999));
-    assert_float_eq!(min, 0.0);
+    assert_minmax_of_rms!(rmsvec[2], (0.2, 0.2999));
-    assert_float_eq!(max, 0.09999);
-    let (_rms, min, max) = rmsvec[2];
-    assert_float_eq!(min, 0.2);
-    assert_float_eq!(max, 0.2999);
 
     matrix.set_param(trig_p, (1.0).into());
     let rmsvec = run_and_get_each_rms_mimax(&mut node_exec, 100.0);
-    let (_rms, min, max) = rmsvec[0];
+    assert_minmax_of_rms!(rmsvec[0], (0.0,      0.3074));
-    assert_float_eq!(min, 0.0);
+    assert_minmax_of_rms!(rmsvec[2], (0.1925,   0.2925));
-    assert_float_eq!(max, 0.3074);
-    let (_rms, min, max) = rmsvec[2];
-    assert_float_eq!(min, 0.1925);
-    assert_float_eq!(max, 0.2925);
 }
 
 #[test]
@@ -296,23 +275,13 @@ fn check_node_sampl_offs_len() {
     matrix.set_param(len_p,  SAtom::param(0.5));
 
     let rmsvec = run_and_get_each_rms_mimax(&mut node_exec, 50.0);
-    let (_rms, min, max) = rmsvec[0];
+    assert_minmax_of_rms!(rmsvec[0], (0.001113, 0.54999));
-    assert_float_eq!(min, 0.0011133);
+    assert_minmax_of_rms!(rmsvec[2], (0.6,      0.65));
-    assert_float_eq!(max, 0.54999);
-    let (_rms, min, max) = rmsvec[2];
-    assert_float_eq!(min, 0.6);
-    assert_float_eq!(max, 0.65);
 
     let rmsvec = run_and_get_each_rms_mimax(&mut node_exec, 50.0);
-    let (_rms, min, max) = rmsvec[0];
+    assert_minmax_of_rms!(rmsvec[0], (0.65, 0.6999));
-    assert_float_eq!(min, 0.65);
+    assert_minmax_of_rms!(rmsvec[1], (0.70, 0.75));
-    assert_float_eq!(max, 0.6999);
+    assert_minmax_of_rms!(rmsvec[2], (0.5,  0.55));
-    let (_rms, min, max) = rmsvec[1];
-    assert_float_eq!(min, 0.70);
-    assert_float_eq!(max, 0.75);
-    let (_rms, min, max) = rmsvec[2];
-    assert_float_eq!(min, 0.5);
-    assert_float_eq!(max, 0.55);
 }
 
 
@@ -344,9 +313,7 @@ fn check_node_sampl_offs_len_zero_crash() {
 
     matrix.set_param(trig_p, (1.0).into());
     let rmsvec = run_and_get_each_rms_mimax(&mut node_exec, 50.0);
-    let (_rms, min, max) = rmsvec[0];
+    assert_minmax_of_rms!(rmsvec[0], (0.0, 1.0));
-    assert_float_eq!(min, 0.0);
-    assert_float_eq!(max, 1.0);
 
     // Select part 0.5 to 0.75 of the sample:
     matrix.set_param(offs_p, SAtom::param(0.9));
@@ -354,9 +321,7 @@ fn check_node_sampl_offs_len_zero_crash() {
 
     matrix.set_param(trig_p, (1.0).into());
     let rmsvec = run_and_get_each_rms_mimax(&mut node_exec, 50.0);
-    let (_rms, min, max) = rmsvec[0];
+    assert_minmax_of_rms!(rmsvec[0], (0.0, 0.0));
-    assert_float_eq!(min, 0.0);
-    assert_float_eq!(max, 0.0);
 
     // Select part 0.5 to 0.75 of the sample:
     matrix.set_param(offs_p, SAtom::param(1.0));
@@ -364,7 +329,107 @@ fn check_node_sampl_offs_len_zero_crash() {
 
     matrix.set_param(trig_p, (1.0).into());
     let rmsvec = run_and_get_each_rms_mimax(&mut node_exec, 50.0);
-    let (_rms, min, max) = rmsvec[0];
+    assert_minmax_of_rms!(rmsvec[0], (0.0, 0.0));
-    assert_float_eq!(min, 0.0);
+}
-    assert_float_eq!(max, 0.0);
+
+#[test]
+fn check_node_sampl_declick() {
+    let (node_conf, mut node_exec) = new_node_engine();
+    let mut matrix = Matrix::new(node_conf, 3, 3);
+
+    let smpl = NodeId::Sampl(0);
+    let out  = NodeId::Out(0);
+    matrix.place(0, 0, Cell::empty(smpl)
+                       .out(None, None, smpl.out("sig")));
+    matrix.place(0, 1, Cell::empty(out)
+                       .input(out.inp("ch1"), None, None));
+    matrix.sync().unwrap();
+
+    let sample_p = smpl.inp_param("sample").unwrap();
+    let pmode_p  = smpl.inp_param("pmode").unwrap();
+    let dclick_p = smpl.inp_param("dclick").unwrap();
+    let trig_p   = smpl.inp_param("trig").unwrap();
+
+    matrix.set_param(sample_p, create_1sec_const(1.0));
+    // One Shot Mode
+    matrix.set_param(pmode_p,  SAtom::setting(1));
+    matrix.set_param(dclick_p, SAtom::setting(0));
+    matrix.set_param(trig_p, (1.0).into());
+    let rmsvec = run_and_get_each_rms_mimax(&mut node_exec, 5.0);
+
+    assert_minmax_of_rms!(rmsvec[0], (0.0, 0.0));
+    assert_minmax_of_rms!(rmsvec[1], (0.0, 1.0));
+    assert_minmax_of_rms!(rmsvec[2], (1.0, 1.0));
+
+    // reset trigger:
+    matrix.set_param(trig_p, (0.0).into());
+    run_for_ms(&mut node_exec, 1000.0);
+
+    matrix.set_param(dclick_p, SAtom::setting(1));
+    matrix.set_param(trig_p, (1.0).into());
+    // let the trigger appear in the sampler:
+    run_for_ms(&mut node_exec, 7.5);
+    // now the de-click should run:
+    let rmsvec = run_and_get_each_rms_mimax(&mut node_exec, 1.0);
+
+    assert_minmax_of_rms!(rmsvec[0], (0.0,    0.3105));
+    assert_minmax_of_rms!(rmsvec[1], (0.3177, 0.6282));
+    assert_minmax_of_rms!(rmsvec[2], (0.6354, 0.9460));
+}
+
+
+#[test]
+fn check_node_sampl_declick_offs_len() {
+    let (node_conf, mut node_exec) = new_node_engine();
+    let mut matrix = Matrix::new(node_conf, 3, 3);
+
+    let smpl = NodeId::Sampl(0);
+    let out  = NodeId::Out(0);
+    matrix.place(0, 0, Cell::empty(smpl)
+                       .out(None, None, smpl.out("sig")));
+    matrix.place(0, 1, Cell::empty(out)
+                       .input(out.inp("ch1"), None, None));
+    matrix.sync().unwrap();
+
+    let sample_p = smpl.inp_param("sample").unwrap();
+    let pmode_p  = smpl.inp_param("pmode").unwrap();
+    let dclick_p = smpl.inp_param("dclick").unwrap();
+    let trig_p   = smpl.inp_param("trig").unwrap();
+    let offs_p   = smpl.inp_param("offs").unwrap();
+    let len_p    = smpl.inp_param("len").unwrap();
+
+    matrix.set_param(sample_p, create_1sec_const(1.0));
+    // One Shot Mode
+    matrix.set_param(pmode_p,  SAtom::setting(1));
+    matrix.set_param(dclick_p, SAtom::setting(1));
+    matrix.set_param(trig_p, (1.0).into());
+    matrix.set_param(offs_p, SAtom::param(0.9));
+    matrix.set_param(len_p,  SAtom::param(0.06));
+
+    // trigger:
+    run_for_ms(&mut node_exec, 7.5);
+
+    let res = run_for_ms(&mut node_exec, 12.0);
+    println!("RMS: {:#?}", res.0);
+
+    assert!(false);
+
+//    assert_minmax_of_rms!(rmsvec[0], (0.0, 2.0));
+//    assert_minmax_of_rms!(rmsvec[1], (0.0, 1.0));
+//    assert_minmax_of_rms!(rmsvec[2], (1.0, 1.0));
+//
+//    // reset trigger:
+//    matrix.set_param(trig_p, (0.0).into());
+//    run_for_ms(&mut node_exec, 1000.0);
+//
+//    matrix.set_param(dclick_p, SAtom::setting(1));
+//    matrix.set_param(trig_p, (1.0).into());
+//    // let the trigger appear in the sampler:
+//    run_for_ms(&mut node_exec, 7.5);
+//    // now the de-click should run:
+//    let rmsvec = run_and_get_each_rms_mimax(&mut node_exec, 1.0);
+//
+//    assert_minmax_of_rms!(rmsvec[0], (0.0,    0.3105));
+//    assert_minmax_of_rms!(rmsvec[1], (0.3177, 0.6282));
+//    assert_minmax_of_rms!(rmsvec[2], (0.6354, 0.9460));
 }