refactorHEADmastermain

1 files changed, 3 insertions, 4 deletions

diff --git a/lib/volume_oscillator.c b/lib/volume_oscillator.c
index 6aa59f0..37d34c4 100644
--- a/lib/volume_oscillator.c
+++ b/lib/volume_oscillator.c
@@ -23,7 +23,7 @@ ts_parameter_t const ts_volume_oscillator_p = { .n_inputs = 1, .n_outputs = 1, .
 uint_t ts_volume_oscillator_offset( ts_constant_t const *c )
 {
 	( void )c;
-	return ( c ? ((ts_volume_oscillator_params_t *)c)->slow_k > 0 ? (uint_t)(((ts_volume_oscillator_params_t *)c)->slow_k - 1) : 0 : 0 );
+	return ( c ? ((ts_volume_oscillator_params_t const *)c)->slow_k > 0 ? (uint_t)(((ts_volume_oscillator_params_t const *)c)->slow_k - 1) : 0 : 0 );
 }
 
 int ts_volume_oscillator(
@@ -34,10 +34,9 @@ int ts_volume_oscillator(
 {
 	TS_PROLOGUE( ts_volume_oscillator_p );
 	if ( !c ) return -1;
-    fp_t fast_k = ((ts_volume_oscillator_params_t *)c)->fast_k;
-    fp_t slow_k = ((ts_volume_oscillator_params_t *)c)->slow_k;
+    fp_t fast_k = ((ts_volume_oscillator_params_t const *)c)->fast_k;
+    fp_t slow_k = ((ts_volume_oscillator_params_t const *)c)->slow_k;
     if (fast_k == 0 || slow_k == 0) return -1;
-    if (n == 0) return -1;
 
     fp_t fast_a = 2.0 / (fast_k + 1);
     fp_t slow_a = 2.0 / (slow_k + 1);