/**
* Reorders input signal assignments to match Simulink MDL order (utilty method only needed for
* Simulink model generation)
*
* <p>Put in this class due to need to access lots of internals.
*/
public void reorderInputsForMDL() {
// If only one or two inputs, no need to change anything
if (this.numInputs() > 2) {
// move 1, 2, 3, ... n-2, n-1, n to
// n, n-1, n-2, ... 3, 1, 2
// note first two are in reverse order
// This is due to Matlab order requirements
// loop through inputs
Iterator<Signal> theInputsIterator = this.getInputIterator();
while (theInputsIterator.hasNext()) {
Signal theInput = theInputsIterator.next();
// find our index into the signal's destination
// ports
BlockArrayList destBlocks = theInput.getDests();
ArrayList<Integer> destPorts = theInput.getDestPortNumbers();
// Look for ourself in the destBlocks & record
// corresponding port index
Iterator<Block> destBlockIterator = destBlocks.iterator();
Iterator<Integer> destPortIterator = destPorts.iterator();
int thePortIndex = 0;
while (destBlockIterator.hasNext()) {
Block destBlock = destBlockIterator.next();
Integer destPort = destPortIterator.next();
if (destBlock == this) {
// set value for new index
int oldPortNumber = destPort.intValue();
int newPortNumber = (this.numInputs() + 1) - oldPortNumber;
if (oldPortNumber == (this.numInputs() - 1)) newPortNumber = 1;
if (oldPortNumber == (this.numInputs())) newPortNumber = 2;
theInput.setPortNumber(thePortIndex, newPortNumber);
}
thePortIndex++;
}
}
}
}
