use AUDIO_SAMPLE_RATE_EXACT

effect_flange.cpp

@@ -77,7 +77,7 @@ if(0) {
   // initial index
   l_delay_rate_index = 0;
   l_circ_idx = 0;
-  delay_rate_incr = delay_rate/44100.*2147483648.; 
+  delay_rate_incr = delay_rate / (2147483648.0 * AUDIO_SAMPLE_RATE_EXACT);
 //Serial.println(delay_rate_incr,HEX);
 
   delay_offset_idx = delay_offset;
@@ -100,7 +100,7 @@ boolean AudioEffectFlange::voices(int delay_offset,int d_depth,float delay_rate)
   
   delay_depth = d_depth;
 
-  delay_rate_incr = delay_rate/44100.*2147483648.;
+  delay_rate_incr = delay_rate / (2147483648.0 * AUDIO_SAMPLE_RATE_EXACT);
   
   delay_offset_idx = delay_offset;
   // Allow the passthru code to go through