update

lib/filters.c

@@ -77,45 +77,4 @@ float hard_clip(float sample, float threshold) {
     } else {
         return sample;  // No clipping
     }
-}
-
-void init_delay_line(DelayLine *delay_line, int max_delay) {
-    delay_line->buffer = (float *)calloc(max_delay, sizeof(float));
-    delay_line->size = max_delay;
-    delay_line->write_idx = 0;
-    delay_line->read_idx = 0;
-    delay_line->delay = 0;
-}
-
-void set_delay_line(DelayLine *delay_line, int new_delay) {
-    if (new_delay >= delay_line->size) {
-        new_delay = delay_line->size - 1;
-    }
-    if (new_delay < 0) {
-        new_delay = 0;
-    }
-    
-    delay_line->delay = new_delay;
-    delay_line->read_idx = (delay_line->write_idx - new_delay + delay_line->size) % delay_line->size;
-}
-
-float delay_line(DelayLine *delay_line, float in) {
-    float out;
-    
-    // Read the delayed sample
-    out = delay_line->buffer[delay_line->read_idx];
-    
-    // Write the new sample
-    delay_line->buffer[delay_line->write_idx] = in;
-    
-    // Update indices
-    delay_line->write_idx = (delay_line->write_idx + 1) % delay_line->size;
-    delay_line->read_idx = (delay_line->read_idx + 1) % delay_line->size;
-    
-    return out;
-}
-
-void exit_delay_line(DelayLine *delay_line) {
-    free(delay_line->buffer);
-    delay_line->buffer = NULL;
 }