void FilteredDelayNode::process() {
if(werePropertiesModified(this, Lav_FILTERED_DELAY_DELAY)) delayChanged();
if(werePropertiesModified(this, Lav_FILTERED_DELAY_INTERPOLATION_TIME)) recomputeDelta();
reconfigureBiquads();
float feedback = getProperty(Lav_FILTERED_DELAY_FEEDBACK).getFloatValue();
//optimize the common case of not having feedback.
//the only difference between these blocks is in the advance line.
if(feedback == 0.0f) {
for(unsigned int output = 0; output < num_output_buffers; output++) {
auto &line = *lines[output];
auto &filter=*biquads[output];
line.processBuffer(block_size, input_buffers[output], output_buffers[output]);
for(int i=0; i < block_size; i++) output_buffers[output][i] = filter.tick(output_buffers[output][i]);
}
}
else {
for(unsigned int output = 0; output < num_output_buffers; output++) {
auto &line = *lines[output];
auto &filter = *biquads[output];
for(unsigned int i = 0; i < block_size; i++) {
output_buffers[output][i] = line.computeSample();
output_buffers[output][i] = filter.tick(output_buffers[output][i]);
line.advance(input_buffers[output][i]+output_buffers[output][i]*feedback);
}
}
}
}
void DoppleringDelayNode::process() {
if(werePropertiesModified(this, Lav_DELAY_DELAY)) delayChanged();
if(werePropertiesModified(this, Lav_DELAY_INTERPOLATION_TIME)) recomputeDelta();
for(int output = 0; output < num_output_buffers; output++) {
auto &line = *lines[output];
for(int i = 0; i < block_size; i++) output_buffers[output][i] = line.tick(input_buffers[output][i]);
}
}
