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#include "Preprocessor.h"
#include <QStringList>
#include <QRegExp>
#include <QMap>
#include "../../SyntopiaCore/Exceptions/Exception.h"
#include "../../SyntopiaCore/Logging/Logging.h"
#include "../../SyntopiaCore/Math/Random.h"
using namespace SyntopiaCore::Exceptions;
using namespace SyntopiaCore::Logging;
using namespace SyntopiaCore::Math;
namespace StructureSynth {
namespace Parser {
QString Preprocessor::Process(QString input, int seed) {
RandomNumberGenerator rg;
rg.setSeed(seed);
QStringList in = input.split(QRegExp("\r\n|\r|\n"));
QMap<QString, QString> substitutions;
QRegExp ppCommand("^#"); // Look for #define varname value
QRegExp defineCommand("^#define\\s([^\\s]+)\\s(.*)*$"); // Look for #define varname value
QRegExp defineFloatCommand("^#define\\s([^\\s]+)\\s(.*)\\s\\(float:([^\\s]*)\\)$"); // Look for #define varname value
QRegExp defineIntCommand("^#define\\s([^\\s]+)\\s(.*)\\s\\(int:([^\\s]*)\\)$"); // Look for #define varname value
// Match a number: [-+]?[0-9]*\.?[0-9]+
QRegExp randomNumber("random\\[([-+]?[0-9]*\\.?[0-9]+),([-+]?[0-9]*\\.?[0-9]+)\\]"); // random[-2.3,3.4]
for (QStringList::iterator it = in.begin(); it != in.end(); ++it) {
if (ppCommand.indexIn(*it) != -1) {
// Preprocessor command
if (defineFloatCommand.indexIn(*it) != -1) {
//INFO(QString("Found ppC (%1)->(%2): ").arg(defineCommandWithGUI.cap(1)).arg(defineCommandWithGUI.cap(2)) + *it);
if (defineFloatCommand.cap(2).contains(defineFloatCommand.cap(1))) {
WARNING(QString("#define command is recursive - skipped: %1 -> %2")
.arg(defineFloatCommand.cap(1))
.arg(defineFloatCommand.cap(2)));
}
//substitutions[defineCommandWithGUI.cap(1)] = defineCommandWithGUI.cap(2);
QString defaultValue = defineFloatCommand.cap(2);
QString floatInterval = defineFloatCommand.cap(3);
QStringList fi = floatInterval.split("-");
if (fi.count() != 2) {
WARNING("Could not understand #define gui command: " + floatInterval);
continue;
}
bool succes = false;
double d1 = fi[0].toDouble(&succes);
bool succes2 = false;
double d2 = fi[1].toDouble(&succes2);
if (!succes || !succes2) {
WARNING("Could not parse float interval in #define gui command: " + floatInterval);
continue;
}
bool succes3 = false;
double d3 = defineFloatCommand.cap(2).toDouble(&succes3);
if (!succes3) {
WARNING("Could not parse default argument in #define gui command: " + defineFloatCommand.cap(2));
continue;
}
FloatParameter* fp= new FloatParameter(defineFloatCommand.cap(1), d1, d2, d3);
params.append(fp);
} else if (defineIntCommand.indexIn(*it) != -1) {
INFO("INT");
if (defineIntCommand.cap(2).contains(defineIntCommand.cap(1))) {
WARNING(QString("#define command is recursive - skipped: %1 -> %2")
.arg(defineIntCommand.cap(1))
.arg(defineIntCommand.cap(2)));
}
QString defaultValue = defineIntCommand.cap(2);
QString intInterval = defineIntCommand.cap(3);
QStringList ii = intInterval.split("-");
if (ii.count() != 2) {
WARNING("Could not understand #define gui command: " + intInterval);
continue;
}
bool succes = false;
int i1 = ii[0].toInt(&succes);
bool succes2 = false;
int i2 = ii[1].toInt(&succes2);
if (!succes || !succes2) {
WARNING("Could not parse int interval in #define gui command: " + intInterval);
continue;
}
bool succes3 = false;
int i3 = defineIntCommand.cap(2).toInt(&succes3);
if (!succes3) {
WARNING("Could not parse default argument in #define gui command: " + defineIntCommand.cap(2));
continue;
}
IntParameter* fp= new IntParameter(defineIntCommand.cap(1), i1, i2, i3);
params.append(fp);
} else if (defineCommand.indexIn(*it) != -1) {
if (defineCommand.cap(2).contains(defineCommand.cap(1))) {
WARNING(QString("#define command is recursive - skipped: %1 -> %2")
.arg(defineCommand.cap(1))
.arg(defineCommand.cap(2)));
}
substitutions[defineCommand.cap(1)] = defineCommand.cap(2);
} else {
WARNING("Could not understand preprocessor command: " + *it);
}
} else {
// Non-preprocessor command
// Check for substitutions.
QMap<QString, QString>::const_iterator it2 = substitutions.constBegin();
int subst = 0;
while (it2 != substitutions.constEnd()) {
if (subst>100) {
WARNING("More than 100 recursive preprocessor substitutions... breaking.");
break;
}
if ((*it).contains(it2.key())) {
//INFO("Replacing: " + it2.key() + " with " + it2.value());
(*it).replace(it2.key(), it2.value());
it2 = substitutions.constBegin();
subst++;
} else {
it2++;
}
}
}
while (randomNumber.indexIn(*it) != -1) {
double d1 = randomNumber.cap(1).toDouble();
double d2 = randomNumber.cap(2).toDouble();
double r = rg.getDouble(d1,d2);
INFO(QString("Random number: %1 -> %2 ").arg(randomNumber.cap(0)).arg(r));
(*it).replace(randomNumber.cap(0), QString::number(r));
}
}
QStringList out = in;
return out.join("\r\n");
}
}
}
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