void ZInstrument::addRegion(SfzRegion& r)
{
for (int i = 0; i < 128; ++i) {
if (r.on_locc[i] != -1 || r.on_hicc[i] != -1) {
r.trigger = Trigger::CC;
break;
}
}
Zone* z = new Zone;
z->sample = readSample(r.sample, 0);
if (z->sample) {
qDebug("Sample Loop - start %d, end %d, mode %d", z->sample->loopStart(), z->sample->loopEnd(), z->sample->loopMode());
// if there is no opcode defining loop ranges, use sample definitions as fallback (according to spec)
if (r.loopStart == -1)
r.loopStart = z->sample->loopStart();
if (r.loopEnd == -1)
r.loopEnd = z->sample->loopEnd();
}
r.setZone(z);
if (z->sample)
addZone(z);
}
bool ZInstrument::loadSfz(const QString& s)
{
_program = 0;
QFile f(s);
if (!f.open(QIODevice::ReadOnly)) {
qDebug("ZInstrument: cannot load %s", qPrintable(s));
return false;
}
QFileInfo fi(f);
QString path = fi.absolutePath();
qint64 total = fi.size();
QString sample;
SfzRegion r;
SfzRegion g; // group
r.init(path);
g.init(path);
bool groupMode = false;
zerberus->setLoadProgress(0);
while (!f.atEnd()) {
QByteArray ba = f.readLine();
zerberus->setLoadProgress(((qreal)f.pos() * 100) / total);
ba = ba.simplified();
if (ba.isEmpty() || ba.startsWith("//"))
continue;
if (zerberus->loadWasCanceled())
return false;
if (ba.startsWith("<group>")) {
if (!groupMode && !r.isEmpty())
addRegion(r);
g.init(path);
r.init(path);
groupMode = true;
ba = ba.mid(7);
}
else if (ba.startsWith("<region>")) {
if (groupMode) {
g = r;
groupMode = false;
}
else {
if (!r.isEmpty())
addRegion(r);
r = g; // initialize next region with group values
}
ba = ba.mid(8);
}
QRegularExpression re("\\s?(\\w+)=");
QRegularExpressionMatchIterator i = re.globalMatch(ba);
while (i.hasNext()) {
QRegularExpressionMatch match = i.next();
int si = match.capturedEnd();
int ei;
if (i.hasNext()) {
QRegularExpressionMatch nextMatch = i.peekNext();
ei = nextMatch.capturedStart();
}
else
ei = ba.size();
QString s = ba.mid(si, ei-si);
r.readOp(match.captured(1), s);
}
}
zerberus->setLoadProgress(100);
if (!groupMode && !r.isEmpty())
addRegion(r);
return true;
}
bool ZInstrument::loadSfz(const QString& s)
{
_program = 0;
QFileInfo fi(s);
QString path = fi.absolutePath();
QStringList fileContents = readFile(s);
if (fileContents.empty()) {
return false;
}
SfzControl c;
c.init();
c.defines.clear();
for (int i = 0;i < 128; i++)
c.set_cc[i] = -1;
int idx = 0;
bool inBlockComment = false;
// preprocessor
while(idx < fileContents.size()) {
QRegularExpression findWithSpaces("\"(.+)\"");
QRegularExpression comment("//.*$");
QRegularExpression trailingSpacesOrTab("^[\\s\\t]*");
QRegularExpressionMatch foundWithSpaces;
QString curLine = fileContents[idx];
QString curLineCopy = curLine;
bool nextIsImportant = false;
int idxBlockComment = 0;
int from = 0;
for (QChar chr : curLineCopy) {
bool terminated = false;
if (nextIsImportant) {
nextIsImportant = false;
if (inBlockComment && chr == '/') { // found block end
inBlockComment = false;
terminated = true;
curLine.remove(from, idxBlockComment - from + 1);
idxBlockComment = from - 1;
}
else if (!inBlockComment && chr == '*') { // found block start
inBlockComment = true;
terminated = true;
from = idxBlockComment - 1;
}
}
if (!terminated && inBlockComment && chr == '*')
nextIsImportant = true;
else if (!terminated && !inBlockComment && chr == '/')
nextIsImportant = true;
idxBlockComment++;
}
if (inBlockComment)
curLine.remove(from, curLine.size() - from);
curLine = curLine.remove(comment);
curLine.remove(trailingSpacesOrTab);
fileContents[idx] = curLine;
if (curLine.startsWith("#define")) {
QStringList define = curLine.split(" ");
foundWithSpaces = findWithSpaces.match(curLine);
if (define.size() == 3)
c.defines.insert(std::pair<QString, QString>(define[1], define[2]));
else if(foundWithSpaces.hasMatch())
c.defines.insert(std::pair<QString, QString>(define[1], foundWithSpaces.captured(1)));
fileContents.removeAt(idx);
}
else if (curLine.startsWith("#include")) {
foundWithSpaces = findWithSpaces.match(curLine);
if (foundWithSpaces.hasMatch()) {
QString newFilename = foundWithSpaces.captured(1);
for(auto define : c.defines) {
newFilename.replace(define.first, define.second);
}
QStringList newFileContents = readFile(path + "/" + newFilename);
if (newFileContents.empty())
return false;
int offset = 1;
for (QString newFileLine : newFileContents) {
fileContents.insert(idx+offset, newFileLine);
offset++;
}
fileContents.removeAt(idx);
}
}
else if (curLine.isEmpty())
fileContents.removeAt(idx);
else
idx++;
}
int total = fileContents.size();
SfzRegion r;
SfzRegion g; // group
SfzRegion glob;
r.init(path);
g.init(path);
glob.init(path);
bool groupMode = false;
bool globMode = false;
zerberus->setLoadProgress(0);
for (int idx = 0; idx < fileContents.size(); idx++) {
QString curLine = fileContents[idx];
zerberus->setLoadProgress(((qreal) idx * 100) / (qreal) total);
if (zerberus->loadWasCanceled())
return false;
if (curLine.startsWith("<global>")) {
if (!globMode && !groupMode && !r.isEmpty())
addRegion(r);
glob.init(path);
g.init(path); // global also resets group
r.init(path);
globMode = true;
}
if (curLine.startsWith("<group>")) {
if (!groupMode && !globMode && !r.isEmpty())
addRegion(r);
g.init(path);
if (globMode) {
glob = r;
globMode = false;
}
else {
r = glob; // initialize group with global values
}
groupMode = true;
curLine = curLine.mid(7);
}
else if (curLine.startsWith("<region>")) {
if (groupMode) {
g = r;
groupMode = false;
}
else if (globMode) {
glob = r;
g = glob;
globMode = false;
}
else {
if (!r.isEmpty())
addRegion(r);
r = g; // initialize next region with group values
}
curLine = curLine.mid(8);
}
else if (curLine.startsWith("<control>"))
c.init();
QRegularExpression re("\\s?([\\w\\$]+)="); // defines often use the $-sign
QRegularExpressionMatchIterator i = re.globalMatch(curLine);
while (i.hasNext()) {
QRegularExpressionMatch match = i.next();
int si = match.capturedEnd();
int ei;
if (i.hasNext()) {
QRegularExpressionMatch nextMatch = i.peekNext();
ei = nextMatch.capturedStart();
}
else
ei = curLine.size();
QString s = curLine.mid(si, ei-si);
r.readOp(match.captured(1), s, c);
}
}
for (int i = 0; i < 128; i++)
_setcc[i] = c.set_cc[i];
zerberus->setLoadProgress(100);
if (!groupMode && !globMode && !r.isEmpty())
addRegion(r);
return true;
}
