added mixer.*;clean olds; added lpf3, etc

2022-09-10 22:38:13 +02:00
parent f3e30f3aa7
commit 13f9b3f8de
6 changed files with 70 additions and 77 deletions
@@ -10,9 +10,20 @@ typedef struct {
    double x0;
    double x1;
    double rc;
-} lpf_t;
+} lpf2_t;

-void lpf_init(lpf_t *lpf, double freq);
-double lpf_apply(lpf_t *lpf, double x2, double dt);
+void lpf2_init(lpf2_t *lpf, double freq);
+double lpf2_apply(lpf2_t *lpf, double x, double dt);
+
+
+typedef struct {
+    double x1;
+    double x2;
+    double x3;
+    double rc;
+} lpf3_t;
+
+void lpf3_init(lpf3_t *lpf, double freq);
+double lpf3_apply(lpf3_t *lpf, double x, double dt);

 #endif