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Add an equal power fade to Safety Limiter

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This commit is contained in:
Robbert van der Helm 2022-05-26 00:47:41 +02:00
parent 9ab5af0027
commit df30662071
1 changed files with 4 additions and 2 deletions
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6
plugins/safety_limiter/src/lib.rs
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@ -174,7 +174,8 @@ impl Plugin for SafetyLimiter {
self.osc_phase_tau -= std::f32::consts::TAU; self.osc_phase_tau -= std::f32::consts::TAU;
} }
let original_t = if self.morse_fadeout_samples_current // We'll do an equal power fade
let original_t_squared = if self.morse_fadeout_samples_current
< self.morse_fadeout_samples_start < self.morse_fadeout_samples_start
{ {
0.0 0.0
@ -182,7 +183,8 @@ impl Plugin for SafetyLimiter {
(self.morse_fadeout_samples_current - self.morse_fadeout_samples_start) as f32 (self.morse_fadeout_samples_current - self.morse_fadeout_samples_start) as f32
/ (self.morse_fadeout_samples_end - self.morse_fadeout_samples_start) as f32 / (self.morse_fadeout_samples_end - self.morse_fadeout_samples_start) as f32
}; };
let morse_t = 1.0 - original_t; let original_t = original_t_squared.sqrt();
let morse_t = (1.0 - original_t_squared).sqrt();
for sample in channel_samples { for sample in channel_samples {
*sample = (sine_wave * morse_t) + (*sample * original_t); *sample = (sine_wave * morse_t) + (*sample * original_t);
} }