X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fplugins%2Fa-eq.lv2%2Fa-eq.c;h=b0851f2120f73bc3d47829414c19973f3f310ab4;hb=be6abce398a82e2387aa6423993f039db6d2b9bf;hp=d286552e033b41f43220c0e604cf052b0c978eb5;hpb=62de4d0c31a7bb2e5f9688a8576dc65039b51e8e;p=ardour.git

diff --git a/libs/plugins/a-eq.lv2/a-eq.c b/libs/plugins/a-eq.lv2/a-eq.c
index d286552e03..b0851f2120 100644
--- a/libs/plugins/a-eq.lv2/a-eq.c
+++ b/libs/plugins/a-eq.lv2/a-eq.c
@@ -270,7 +270,7 @@ activate(LV2_Handle instance)
 static void linear_svf_set_peq(struct linear_svf *self, float gdb, float sample_rate, float cutoff, float bandwidth)
 {
 	double f0 = (double)cutoff;
-	double q = (double)pow(2.0, 1.0 / bandwidth) / (pow(2.0, bandwidth) - 1.0);
+	double q = (double)pow(2.0, 0.5 * bandwidth) / (pow(2.0, bandwidth) - 1.0);
 	double sr = (double)sample_rate;
 	double A = pow(10.0, gdb/40.0);
 
@@ -393,23 +393,17 @@ run(LV2_Handle instance, uint32_t n_samples)
 			if (!is_eq(aeq->v_f0[i], *aeq->f0[i], 0.1)) {
 				aeq->v_f0[i] += tau * (*aeq->f0[i] - aeq->v_f0[i]);
 				changed = true;
-			} else {
-				aeq->v_f0[i] = *aeq->f0[i];
 			}
 
 			if (*aeq->filtog[i] <= 0 || *aeq->enable <= 0) {
 				if (!is_eq(aeq->v_g[i], 0.f, 0.05)) {
 					aeq->v_g[i] += tau * (0.0 - aeq->v_g[i]);
 					changed = true;
-				} else {
-					aeq->v_g[i] = 0.0;
 				}
 			} else {
 				if (!is_eq(aeq->v_g[i], *aeq->g[i], 0.05)) {
 					aeq->v_g[i] += tau * (*aeq->g[i] - aeq->v_g[i]);
 					changed = true;
-				} else {
-					aeq->v_g[i] = *aeq->g[i];
 				}
 			}
 
@@ -417,8 +411,6 @@ run(LV2_Handle instance, uint32_t n_samples)
 				if (!is_eq(aeq->v_bw[i], *aeq->bw[i], 0.001)) {
 					aeq->v_bw[i] += tau * (*aeq->bw[i] - aeq->v_bw[i]);
 					changed = true;
-				} else {
-					aeq->v_bw[i] = *aeq->bw[i];
 				}
 			}