From 87d5031a51a7b2da9c6a45db660e8e9a10f82446 Mon Sep 17 00:00:00 2001 From: BEN SERGENTANIS Date: Thu, 4 Feb 2021 14:31:35 -0500 Subject: [PATCH] init predrive (#135) --- modules/svf.cpp | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/modules/svf.cpp b/modules/svf.cpp index a2b12910..9a1d86ae 100644 --- a/modules/svf.cpp +++ b/modules/svf.cpp @@ -11,6 +11,7 @@ void Svf::Init(float sample_rate) fc_ = 200.0f; res_ = 0.5f; drive_ = 0.5f; + pre_drive_ = 0.5f; freq_ = 0.25f; damp_ = 0.0f; notch_ = 0.0f; @@ -63,7 +64,7 @@ void Svf::SetFreq(float f) * MIN(0.25f, fc_ / (sr_ * 2.0f))); // fs*2 because double sampled // recalculate damp - damp_ = MIN(2.0f * (1.0f - pow(res_, 0.25f)), + damp_ = MIN(2.0f * (1.0f - powf(res_, 0.25f)), MIN(2.0f, 2.0f / freq_ - freq_ * 0.5f)); } @@ -72,7 +73,7 @@ void Svf::SetRes(float r) float res = fclamp(r, 0.f, 1.f); res_ = res; // recalculate damp - damp_ = MIN(2.0f * (1.0f - pow(res_, 0.25f)), + damp_ = MIN(2.0f * (1.0f - powf(res_, 0.25f)), MIN(2.0f, 2.0f / freq_ - freq_ * 0.5f)); drive_ = pre_drive_ * res_; }