void pdsp::ValueSequencer::process (int bufferSize) noexcept {
//std::cout<<"valuesequencer slewLastValue = "<<slewLastValue<<"\n";
if(messageBuffer!=nullptr){
//updateBuffer(messageBuffer, bufferSize);
if( messageBuffer->empty() ){
//std::cout<<"message queue empty, broadcasting last value\n";
if(slewRun){
float* outputBuffer = getOutputBufferToFill(output);
runSlewBlock( outputBuffer, 0, bufferSize);
}else{
setControlRateOutput(output, slewLastValue);
}
} else {
float* outputBuffer = getOutputBufferToFill(output);
int n=0;
int k=0;
int imax = messageBuffer->size();
for( int i=0; i<imax; ++i){
ControlMessage &msg = messageBuffer->messages[i];
//std::cout<<"broadcast message value = "<<messageBuffer->messages[i].value<<"\n";
if(slewRun){
runSlewBlock(outputBuffer, n, msg.sample * getOversampleLevel());
}else{
ofx_Aeq_S_range(outputBuffer, slewLastValue, n, msg.sample * getOversampleLevel());
}
if( slewControl != nullptr &&
(k < slewControl->messages.size()) &&
(slewControl->messages[k].sample <= msg.sample))
{
//std::cout<<"got slew message, value "<<slewControl->messages[k].value<<"\n";
slewTimeMod = slewControl->messages[k].value;
k++;
}
valueChange(msg.value);
n = msg.sample * getOversampleLevel();
}
if(slewRun){
runSlewBlock(outputBuffer, n, bufferSize );
}else{
ofx_Aeq_S_range(outputBuffer, slewLastValue, n, bufferSize);
}
//std::cout<<"last message value = "<<slewLastValue<<"\n";
}
}else{
setControlRateOutput(output, slewLastValue);
}
if(slewControl != nullptr && !slewControl->empty() ){ //we set the slew control with the last of the buffer
slewTimeMod = slewControl->messages[ slewControl->messages.size() - 1 ].value;
}
}
void pdsp::UsesSlew::runSlewBlock(float* &buffer, const int &start, const int &stopExclusive) noexcept{
int n = start;
for( ; n<stopExclusive; ++n){
buffer[n] = slewValueStart + slewAccumulator * slewValueInterval;
slewAccumulator = slewOffset + (slewAccumulator * slewCoeff);
if(slewAccumulator>=1.0f){
slewAccumulator = 1.0f;
slewRun = false;
break;
}
}
if( !slewRun && n<stopExclusive){
n++; //as the break stops the increments
ofx_Aeq_S_range(buffer, slewValueDest, n, stopExclusive);
slewLastValue = slewValueDest;
}else if(start!=stopExclusive) {
slewLastValue = buffer[stopExclusive-1];
}
}
