HexoDSP/src/dsp/node_test.rs

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// Copyright (c) 2021 Weird Constructor <weirdconstructor@gmail.com>
2021-08-04 01:58:43 +00:00
// This file is a part of HexoDSP. Released under GPL-3.0-or-later.
// See README.md and COPYING for details.
use crate::nodes::{NodeAudioContext, NodeExecContext};
use crate::dsp::{
NodeId, SAtom, ProcBuf, GraphFun, GraphAtomData, DspNode, LedPhaseVals,
NodeContext
};
use crate::dsp::helpers::{TrigSignal};
#[macro_export]
macro_rules! fa_test_s { ($formatter: expr, $v: expr, $denorm_v: expr) => { {
let s =
match ($v.round() as usize) {
0 => "Zero",
1 => "One",
2 => "Two",
3 => "Three",
4 => "Four",
5 => "Five",
6 => "Six",
7 => "Seven",
8 => "Eigth",
9 => "Nine",
10 => "Ten",
_ => "?",
};
write!($formatter, "{}", s)
} } }
/// A simple amplifier
#[derive(Debug, Clone)]
pub struct Test {
trig_sig: TrigSignal,
trigger: bool,
}
impl Test {
pub fn new(_nid: &NodeId) -> Self {
Self {
trigger: false,
trig_sig: TrigSignal::new(),
}
}
pub const f : &'static str = "F Test";
pub const p : &'static str = "Test p\nAn unsmoothed parameter for automated tests.";
pub const trig: &'static str = "Test trig\nA trigger input, that will create a short pulse on the 'tsig' output.\nRange: (-1..1)";
pub const sig : &'static str = "Test sig\nThe output of p as signal";
pub const tsig : &'static str = "Test tsig\nA short trigger pulse will be generated when the 'trig' input is triggered.";
pub const out2 : &'static str = "Test out2\nA test output that will emit 1.0 if output 'sig' is connected.";
pub const out3 : &'static str = "Test out3\nA test output that will emit 1.0 if input 'f' is connected.";
pub const out4 : &'static str = "Test out4\n";
pub const outc : &'static str = "Test outc\nEmits a number that defines the out_connected bitmask. Used only for testing!";
pub const DESC : &'static str = r#""#;
pub const HELP : &'static str = r#""#;
}
impl DspNode for Test {
fn outputs() -> usize { 2 }
fn set_sample_rate(&mut self, srate: f32) {
self.trig_sig.set_sample_rate(srate);
}
fn reset(&mut self) {
self.trig_sig.reset();
}
#[inline]
fn process<T: NodeAudioContext>(
&mut self, ctx: &mut T, _ectx: &mut NodeExecContext,
nctx: &NodeContext,
atoms: &[SAtom], _inputs: &[ProcBuf],
outputs: &mut [ProcBuf], _led: LedPhaseVals)
{
use crate::dsp::{out_idx, at, is_out_con, out_buf, is_in_con};
let p = at::Test::p(atoms);
let trig = at::Test::trig(atoms);
let tsig = out_idx::Test::tsig();
let mut out2 = out_buf::Test::out2(outputs);
let mut out3 = out_buf::Test::out3(outputs);
let mut outc = out_buf::Test::outc(outputs);
let (out, tsig) = outputs.split_at_mut(tsig);
let out = &mut out[0];
let tsig = &mut tsig[0];
let mut trigger = trig.i();
if !self.trigger && trigger > 0 {
self.trigger = true;
} else if !self.trigger && trigger == 0 {
self.trigger = false;
} else if self.trigger {
trigger = 0;
}
for frame in 0..ctx.nframes() {
if trigger > 0 {
self.trig_sig.trigger();
trigger = 0;
}
out.write(frame, p.f());
let t = self.trig_sig.next();
tsig.write(frame, t);
out2.write(frame,
if is_out_con::Test::sig(nctx) { 1.0 } else { 0.0 });
out3.write(frame,
if is_in_con::Test::f(nctx) { 1.0 } else { 0.0 });
outc.write(frame, nctx.out_connected as f32);
}
}
fn graph_fun() -> Option<GraphFun> {
Some(Box::new(|_gd: &dyn GraphAtomData, _init: bool, x: f32, _xn: f32| -> f32 {
x
}))
}
}