/**
* Evaluates a valid expression and returns the resulting String in GeoGebra notation.
*
* @param casInput: in GeoGebraCAS syntax
* @param useGeoGebraVariables: whether GeoGebra objects should be substituted before evaluation
* @return evaluation result
* @throws Throwable
*/
public String evaluateGeoGebraCAS(ValidExpression casInput, boolean useGeoGebraVariables)
throws Throwable {
// convert parsed input to Maxima string
String MaximaString = toMaximaString(casInput, useGeoGebraVariables);
// Maxima simplification is turned off by default using simp:false;
// We turn it on here using ev(command, simp) when KeepInput is not used
if (!casInput.isKeepInputUsed()) {
StringBuilder sb = new StringBuilder();
sb.append("ev(");
sb.append(MaximaString);
sb.append(",simp)");
MaximaString = sb.toString();
}
// EVALUATE input in Maxima
String result = evaluateMaxima(MaximaString);
// convert Maxima result back into GeoGebra syntax
String ggbString = toGeoGebraString(result);
// TODO: remove
System.out.println("eval with Maxima: " + MaximaString);
System.out.println(" result: " + result);
System.out.println(" ggbString: " + ggbString);
return ggbString;
}
