void DrawWidget::setChannelVerticalView(Channel *ch, double leftTime, double currentTime, double zoomX, double viewBottom, double zoomY)
{
ZoomLookup *z = &ch->normalZoomLookup;
ChannelLocker channelLocker(ch);
int viewBottomOffset = toInt(viewBottom / zoomY);
viewBottom = double(viewBottomOffset) * zoomY;
std::vector<float> ys;
ys.reserve(width());
std::vector<float> weightings;
weightings.reserve(width());
float maxY = 0.0f, minY = gdata->topPitch();
float totalY = 0.0f;
float numY = 0.0f;
// baseX is the no. of chunks a pixel must represent.
double baseX = zoomX / ch->timePerChunk();
z->setZoomLevel(baseX);
double currentChunk = ch->chunkFractionAtTime(currentTime);
double leftFrameTime = currentChunk - ((currentTime - leftTime) / ch->timePerChunk());
double frameTime = leftFrameTime;
int n = 0;
int currentBaseElement = int(floor(currentChunk / baseX));
int firstBaseElement = int(floor(frameTime / baseX));
int baseElement = firstBaseElement;
if(baseElement < 0) { n -= baseElement; baseElement = 0; }
int lastBaseElement = int(floor(double(ch->totalChunks()) / baseX));
double leftBaseWidth = MAX(1.0, double(currentBaseElement - firstBaseElement));
double rightBaseWidth = MAX(1.0, double(lastBaseElement - currentBaseElement));
/*
We calculate the auto follow and scale by averaging all the note elements in view.
We weight the frequency averaging by a triangle weighting function centered on the current time.
Also it is weighted by the corr value of each frame.
/|\
/ | \
/ | \
/ | \
^ ^
leftBaseWidth rightBaseWidth
*/
//QPointArray bottomPoints(width()*2);
//int pointIndex = 0;
if (baseX > 1) { // More samples than pixels
int theWidth = width();
if(lastBaseElement > z->size()) z->setSize(lastBaseElement);
for(; n < theWidth && baseElement < lastBaseElement; n++, baseElement++) {
myassert(baseElement >= 0);
ZoomElement &ze = z->at(baseElement);
//if(!z->hasValue(baseElement)) {
if(!ze.isValid()) {
if(!calcZoomElement(ch, ze, baseElement, baseX)) continue;
}
if(ze.low() > 0.0f && ze.high() > 0.0f) {
float weight = ze.corr();
if(baseElement < currentBaseElement) weight *= double(currentBaseElement - baseElement) / leftBaseWidth;
else if(baseElement > currentBaseElement) weight *= double(baseElement - currentBaseElement) / rightBaseWidth;
if(ze.low() < minY) minY = ze.low();
if(ze.high() > maxY) maxY = ze.high();
totalY += (ze.low() + ze.high()) / 2.0f * weight;
numY += weight;
ys.push_back((ze.low() + ze.high()) / 2.0f);
weightings.push_back(weight);
}
/*
int y = height() - 1 - toInt(ze.high / zoomY) + viewBottomOffset;
bottomPoints.setPoint(pointIndex++, n, y);
bottomPoints.setPoint(pointIndex++, n, height());
*/
}
/*
p.setPen(Qt::NoPen);
p.setBrush(gdata->shading1Color());
p.drawRect(firstN, 0, lastN, height());
p.setPen(gdata->shading2Color());
p.drawLineSegments(bottomPoints, 0, pointIndex/2);
*/
} else { // More pixels than samples
float pitch = 0.0;
int intChunk = (int) floor(frameTime); // Integer version of frame time
if(intChunk < 0) intChunk = 0;
double stepSize = 1.0 / baseX; // So we skip some pixels
float corr;
double start = (double(intChunk) - frameTime) * stepSize;
double stop = width() + (2 * stepSize);
//bottomPoints.setPoint(pointIndex++, toInt(start), height());
for (double n = start; n < stop && intChunk < (int)ch->totalChunks(); n += stepSize, intChunk++) {
myassert(intChunk >= 0);
AnalysisData *data = ch->dataAtChunk(intChunk);
/*
if(gdata->pitchContourMode() == 0)
p.setPen(QPen(colorBetween(gdata->backgroundColor(), ch->color, err*sqrt(data->rms)*10.0), lineWidth));
else
p.setPen(QPen(ch->color, lineWidth));
*/
pitch = (ch->isVisibleChunk(data)) ? data->getPitch() : 0.0f;
myassert(pitch >= 0.0 && pitch <= gdata->topPitch());
//corr = data->correlation*sqrt(data->rms)*10.0;
corr = data->getCorrelation() * dB2ViewVal(data->getLogRms());
if(pitch > 0.0f) {
float weight = corr;
if(minY < pitch) minY = pitch;
if(maxY > pitch) maxY = pitch;
totalY += pitch * weight;
numY += weight;
ys.push_back(pitch);
weightings.push_back(weight);
}
//bottomPoints.setPoint(pointIndex++, x, y);
}
//bottomPoints.setPoint(pointIndex, bottomPoints.point(pointIndex-1).x(), height());
//pointIndex++;
/*
myassert(pointIndex <= width()*2);
p.setPen(Qt::NoPen);
p.setBrush(gdata->shading1Color());
p.drawRect(firstN, 0, lastN, height());
p.setBrush(gdata->shading2Color());
p.drawPolygon(bottomPoints, false, 0, pointIndex);
*/
}
if(!ys.empty() > 0) {
float meanY = totalY / numY;
double spred = 0.0;
myassert(ys.size() == weightings.size());
//use a linear spred function. not a squared one like standard deviation
for(uint j=0; j<ys.size(); j++) {
spred += sq(ys[j] - meanY) * weightings[j];
}
spred = sqrt(spred / numY) * 4.0;
//printf("spred = %f\n", spred);
if(spred < 12.0) spred = 12.0; //show a minimum of 12 semi-tones
gdata->view->setViewBottomRaw(meanY - gdata->view->viewHeight() / 2.0);
//gdata->view->setLogZoomYRaw(log(height()/spred));
}
}
void DrawWidget::drawChannelFilled(Channel *ch, QPainter &p, double leftTime, double currentTime, double zoomX, double viewBottom, double zoomY, int viewType)
{
ZoomLookup *z;
if(viewType == DRAW_VIEW_SUMMARY) z = &ch->summaryZoomLookup;
else z = &ch->normalZoomLookup;
ChannelLocker channelLocker(ch);
QColor current = ch->color;
QColor invert(255 - current.red(), 255 - current.green(), 255 - current.blue());
p.setPen(current);
int viewBottomOffset = toInt(viewBottom / zoomY);
viewBottom = double(viewBottomOffset) * zoomY;
// baseX is the no. of chunks a pixel must represent.
double baseX = zoomX / ch->timePerChunk();
z->setZoomLevel(baseX);
double currentChunk = ch->chunkFractionAtTime(currentTime);
double leftFrameTime = currentChunk - ((currentTime - leftTime) / ch->timePerChunk());
//double leftFrameTime = leftTime / ch->timePerChunk();
double frameTime = leftFrameTime;
//if(frameTime < 0.0) frameTime = 0.0;
int n = 0;
int baseElement = int(floor(frameTime / baseX));
if(baseElement < 0) { n -= baseElement; baseElement = 0; }
int lastBaseElement = int(floor(double(ch->totalChunks()) / baseX));
int firstN = n;
int lastN = firstN;
//QPointArray pointArray(width()*2);
//QPointArray topPoints(width()*2);
/* Q3PointArray bottomPoints(width()*2);
Q3PointArray evenMidPoints(width()*2);
Q3PointArray oddMidPoints(width()*2);
Q3PointArray evenMidPoints2(width()*2);
Q3PointArray oddMidPoints2(width()*2);*/
QPolygon bottomPoints(width()*2);
QPolygon evenMidPoints(width()*2);
QPolygon oddMidPoints(width()*2);
QPolygon evenMidPoints2(width()*2);
QPolygon oddMidPoints2(width()*2);
std::vector<QRect> noteRect(width()*2);
std::vector<QRect> noteRect2(width()*2);
std::vector<bool> isNoteRectEven(width()*2);
//int pointIndex = 0;
int pointIndex = 0;
int evenMidPointIndex = 0;
int oddMidPointIndex = 0;
int evenMidPointIndex2 = 0;
int oddMidPointIndex2 = 0;
int rectIndex = 0;
int rectIndex2 = 0;
if (baseX > 1) { // More samples than pixels
int theWidth = width();
//if(baseElement + theWidth > z->size()) z->setSize(baseElement + theWidth);
if(lastBaseElement > z->size()) z->setSize(lastBaseElement);
for(; n < theWidth && baseElement < lastBaseElement; n++, baseElement++) {
myassert(baseElement >= 0);
ZoomElement &ze = z->at(baseElement);
//if(!z->hasValue(baseElement)) {
if(!ze.isValid()) {
if(!calcZoomElement(ch, ze, baseElement, baseX)) continue;
}
/*p.setPen(gdata->shading1Color());
p.moveTo(n, 0);
p.lineTo(n, height() - 1 - toInt(ze.high / zoomY) + viewBottomOffset);
p.setPen(gdata->shading2Color());
p.lineTo(n, height());*/
int y = height() - 1 - toInt(ze.high() / zoomY) + viewBottomOffset;
int y2, y3;
//if(ze.noteIndex >= 0) {
if(ze.noteIndex() != -1 && ch->dataAtChunk(ze.midChunk())->getNoteIndex() != -1) {
myassert(ze.noteIndex() >= 0);
myassert(ze.noteIndex() < int(ch->noteData.size()));
myassert(ch->isValidChunk(ze.midChunk()));
AnalysisData *data = ch->dataAtChunk(ze.midChunk());
//double avgNote = ch->noteData[ze.noteIndex()].avgNote();
//printf("avgFreq = %f, ", ch->noteData[ze.noteIndex].avgFreq());
//printf("numPeriods = %f, ", ch->noteData[ze.noteIndex].numPeriods());
//printf("noteLength = %f\n", ch->noteData[ze.noteIndex].noteLength());
//y2 = height() - 1 - toInt((avgNote+0.5) / zoomY) + viewBottomOffset;
//y3 = height() - 1 - toInt((avgNote-0.5) / zoomY) + viewBottomOffset;
//y2 = height() - 1 - toInt((data->shortTermMean + data->shortTermDeviation) / zoomY) + viewBottomOffset;
//y3 = height() - 1 - toInt((data->shortTermMean - data->shortTermDeviation) / zoomY) + viewBottomOffset;
if(gdata->showMeanVarianceBars()) {
//longTermMean bars
y2 = height() - 1 - toInt((data->getLongTermMean() + data->getLongTermDeviation()) / zoomY) + viewBottomOffset;
y3 = height() - 1 - toInt((data->getLongTermMean() - data->getLongTermDeviation()) / zoomY) + viewBottomOffset;
if(ze.noteIndex() % 2 == 0) {
evenMidPoints.setPoint(evenMidPointIndex++, n, y2);
evenMidPoints.setPoint(evenMidPointIndex++, n, y3);
} else {
oddMidPoints.setPoint(oddMidPointIndex++, n, y2);
oddMidPoints.setPoint(oddMidPointIndex++, n, y3);
}
//shortTermMean bars
y2 = height() - 1 - toInt((data->getShortTermMean() + data->getShortTermDeviation()) / zoomY) + viewBottomOffset;
y3 = height() - 1 - toInt((data->getShortTermMean() - data->getShortTermDeviation()) / zoomY) + viewBottomOffset;
if(ze.noteIndex() % 2 == 0) {
evenMidPoints2.setPoint(evenMidPointIndex2++, n, y2);
evenMidPoints2.setPoint(evenMidPointIndex2++, n, y3);
} else {
oddMidPoints2.setPoint(oddMidPointIndex2++, n, y2);
oddMidPoints2.setPoint(oddMidPointIndex2++, n, y3);
}
}
//} else {
// y2 = y3 = 0;
}
//topPoints.setPoint(pointIndex, n, 0);
//topPoints.setPoint(pointIndex, n, y);
bottomPoints.setPoint(pointIndex++, n, y);
bottomPoints.setPoint(pointIndex++, n, height());
lastN = n;
}
//p.setPen(gdata->shading1Color());
//p.drawLineSegments(topPoints, 0, pointIndex/2);
p.setPen(Qt::NoPen);
p.setBrush(gdata->shading1Color());
p.drawRect(firstN, 0, lastN, height());
p.setPen(gdata->shading2Color());
//p.drawLineSegments(bottomPoints, 0, pointIndex/2);
if(pointIndex > 1) p.drawLines(bottomPoints.constData(), pointIndex/2);
if(gdata->showMeanVarianceBars()) {
//shortTermMean bars
p.setPen(Qt::green);
//p.drawLineSegments(evenMidPoints2, 0, evenMidPointIndex2/2);
if(evenMidPointIndex2 > 1) p.drawLines(evenMidPoints2.constData(), evenMidPointIndex2/2);
p.setPen(Qt::yellow);
//p.drawLineSegments(oddMidPoints2, 0, oddMidPointIndex2/2);
if(oddMidPointIndex2 > 1) p.drawLines(oddMidPoints2.constData(), oddMidPointIndex2/2);
//longTermMean bars
p.setPen(Qt::yellow);
//p.drawLineSegments(evenMidPoints, 0, evenMidPointIndex/2);
if(evenMidPointIndex > 1) p.drawLines(evenMidPoints.constData(), evenMidPointIndex/2);
p.setPen(Qt::green);
//p.drawLineSegments(oddMidPoints, 0, oddMidPointIndex/2);
if(oddMidPointIndex > 1) p.drawLines(oddMidPoints.constData(), oddMidPointIndex/2);
}
} else { // More pixels than samples
float err = 0.0;
float pitch = 0.0;
int intChunk = (int) floor(frameTime); // Integer version of frame time
if(intChunk < 0) intChunk = 0;
double stepSize = 1.0 / baseX; // So we skip some pixels
int x = 0, y, y2, y3;
//double start = 0 - stepSize;
double start = (double(intChunk) - frameTime) * stepSize;
double stop = width() + (2 * stepSize);
//int squareSize = (int(sqrt(stepSize)) / 2) * 2 + 1; //make it an odd number
//int halfSquareSize = squareSize/2;
//QPointArray topPoints(0);
//QPointArray bottomPoints(0);
//int pointIndex = 0;
//topPoints.putPoints(pointIndex, 1, toInt(start), 0);
//bottomPoints.putPoints(pointIndex, 1, toInt(start), height());
//pointIndex++;
//topPoints.setPoint(pointIndex, toInt(start), 0);
bottomPoints.setPoint(pointIndex++, toInt(start), height());
lastN = firstN = toInt(start);
for (double n = start; n < stop && intChunk < (int)ch->totalChunks(); n += stepSize, intChunk++) {
myassert(intChunk >= 0);
//if (intChunk < 0) continue; // So we don't go off the beginning of the array
AnalysisData *data = ch->dataAtChunk(intChunk);
err = data->getCorrelation();
//if (err >= CERTAIN_THRESHOLD) {
//float val = MIN(ch->dataAtChunk(intChunk)->volumeValue, 1.0);
if(gdata->pitchContourMode() == 0)
//p.setPen(QPen(colorBetween(colorGroup().background(), ch->color, err*2.0-1.0), lineWidth));
//p.setPen(QPen(colorBetween(gdata->backgroundColor(), ch->color, err*sqrt(data->rms)*10.0), lineWidth));
p.setPen(QPen(colorBetween(QColor(255, 255, 255), ch->color, err * dB2ViewVal(data->getLogRms())), lineWidth));
else
p.setPen(QPen(ch->color, lineWidth));
x = toInt(n);
lastN = x;
//note = (data->isValid()) ? data->note : 0.0f;
//note = (ch->isVisibleNote(data->noteIndex)) ? data->note : 0.0f;
pitch = (ch->isVisibleChunk(data)) ? data->getPitch() : 0.0f;
//if(ch->isVisibleChunk(data)) {
if(data->getNoteIndex() >= 0) {
isNoteRectEven[rectIndex] = (data->getNoteIndex() % 2) == 0;
//note = data->note;
//double avgNote = ch->noteData[data->noteIndex].avgNote();
//y2 = height() - 1 - toInt((avgNote+0.5) / zoomY) + viewBottomOffset;
//y3 = height() - 1 - toInt((avgNote-0.5) / zoomY) + viewBottomOffset;
//y2 = height() - 1 - toInt((data->shortTermMean + data->shortTermDeviation) / zoomY) + viewBottomOffset;
//y3 = height() - 1 - toInt((data->shortTermMean - data->shortTermDeviation) / zoomY) + viewBottomOffset;
if(gdata->showMeanVarianceBars()) {
//longTermMean bars
y2 = height() - 1 - toInt((data->getLongTermMean() + data->getLongTermDeviation()) / zoomY) + viewBottomOffset;
y3 = height() - 1 - toInt((data->getLongTermMean() - data->getLongTermDeviation()) / zoomY) + viewBottomOffset;
noteRect[rectIndex].setLeft(x);
noteRect[rectIndex].setRight(toInt(n+stepSize));
noteRect[rectIndex].setTop(y2);
noteRect[rectIndex++].setBottom(y3);
//shortTermMean bars
y2 = height() - 1 - toInt((data->getShortTermMean() + data->getShortTermDeviation()) / zoomY) + viewBottomOffset;
y3 = height() - 1 - toInt((data->getShortTermMean() - data->getShortTermDeviation()) / zoomY) + viewBottomOffset;
noteRect2[rectIndex2].setLeft(x);
noteRect2[rectIndex2].setRight(toInt(n+stepSize));
noteRect2[rectIndex2].setTop(y2);
noteRect2[rectIndex2++].setBottom(y3);
}
//} else {
// note = 0.0f;
}
myassert(pitch >= 0.0 && pitch <= gdata->topPitch());
//note = bound(note, 0, gdata->topNote());
y = height() - 1 - toInt(pitch / zoomY) + viewBottomOffset;
//y = height() - 1 - int((note / zoomY) - (viewBottom / zoomY));
//topPoints.putPoints(pointIndex, 1, x, y);
//bottomPoints.putPoints(pointIndex, 1, x, y);
//pointIndex++;
//topPoints.setPoint(pointIndex, x, y);
bottomPoints.setPoint(pointIndex++, x, y);
}
//topPoints.putPoints(pointIndex, 1, topPoints.point(pointIndex-1).x(), 0);
//bottomPoints.putPoints(pointIndex, 1, bottomPoints.point(pointIndex-1).x(), height());
//pointIndex++;
//topPoints.setPoint(pointIndex, topPoints.point(pointIndex-1).x(), 0);
bottomPoints.setPoint(pointIndex, bottomPoints.point(pointIndex-1).x(), height());
pointIndex++;
//p.setPen(gdata->shading1Color());
//p.setBrush(gdata->shading1Color());
//p.drawPolygon(topPoints);
//p.setPen(gdata->shading2Color());
//p.setBrush(gdata->shading2Color());
//p.drawPolygon(bottomPoints);
myassert(pointIndex <= width()*2);
//p.setPen(gdata->shading1Color());
p.setPen(Qt::NoPen);
p.setBrush(gdata->shading1Color());
//p.drawPolygon(topPoints, false, 0, pointIndex);
p.drawRect(firstN, 0, lastN, height());
//p.setPen(gdata->shading2Color());
p.setBrush(gdata->shading2Color());
//p.drawPolygon(bottomPoints, false, 0, pointIndex);
p.drawPolygon(bottomPoints.constData(), pointIndex, Qt::OddEvenFill);
if(gdata->showMeanVarianceBars()) {
//shortTermMean bars
for(int j=0; j<rectIndex2; j++) {
if(isNoteRectEven[j]) p.setBrush(Qt::green);
else p.setBrush(Qt::yellow);
p.drawRect(noteRect2[j]);
}
//longTermMean bars
QColor seeThroughYellow = Qt::yellow;
seeThroughYellow.setAlpha(255);
QColor seeThroughGreen = Qt::green;
seeThroughGreen.setAlpha(255);
for(int j=0; j<rectIndex; j++) {
//if(isNoteRectEven[j]) p.setBrush(QBrush(Qt::yellow, Qt::Dense3Pattern));
//else p.setBrush(QBrush(Qt::green, Qt::Dense3Pattern));
if(isNoteRectEven[j]) p.setBrush(seeThroughYellow);
else p.setBrush(seeThroughGreen);
p.drawRect(noteRect[j]);
}
}
}
}
//------------------------------------------------------------------------------
bool greaterPitch::operator()(const AnalysisData &x, const AnalysisData &y)
{
return x.getPitch() > y.getPitch();
}
void DrawWidget::drawChannel(QPaintDevice &pd, Channel *ch, QPainter &p, double leftTime, double currentTime, double zoomX, double viewBottom, double zoomY, int viewType)
{
ZoomLookup *z;
if(viewType == DRAW_VIEW_SUMMARY) z = &ch->summaryZoomLookup;
else z = &ch->normalZoomLookup;
ChannelLocker channelLocker(ch);
QColor current = ch->color;
QColor invert(255 - current.red(), 255 - current.green(), 255 - current.blue());
p.setPen(current);
int viewBottomOffset = toInt(viewBottom / zoomY);
printf("viewBottomOffset=%d, %f, %f\n", viewBottomOffset, viewBottom, zoomY);
viewBottom = double(viewBottomOffset) * zoomY;
// baseX is the no. of chunks a pixel must represent.
double baseX = zoomX / ch->timePerChunk();
z->setZoomLevel(baseX);
double currentChunk = ch->chunkFractionAtTime(currentTime);
double leftFrameTime = currentChunk - ((currentTime - leftTime) / ch->timePerChunk());
//double leftFrameTime = leftTime / ch->timePerChunk();
double frameTime = leftFrameTime;
//if(frameTime < 0.0) frameTime = 0.0;
int n = 0;
int baseElement = int(floor(frameTime / baseX));
if(baseElement < 0) { n -= baseElement; baseElement = 0; }
int lastBaseElement = int(floor(double(ch->totalChunks()) / baseX));
Q3PointArray pointArray(pd.width()*2);
//QPointArray topPoints(width()*2);
//QPointArray bottomPoints(width()*2);
//int pointIndex = 0;
//int pointIndex = 0;
if (baseX > 1) { // More samples than pixels
int theWidth = pd.width();
//if(baseElement + theWidth > z->size()) z->setSize(baseElement + theWidth);
if(lastBaseElement > z->size()) z->setSize(lastBaseElement);
for(; n < theWidth && baseElement < lastBaseElement; n++, baseElement++) {
myassert(baseElement >= 0);
ZoomElement &ze = z->at(baseElement);
if(!ze.isValid()) {
if(calcZoomElement(ch, ze, baseElement, baseX)) continue;
}
if(ze.high() != 0.0f && ze.high() - ze.low() < 1.0) { //if range is closer than one semi-tone then draw a line between them
//if(ze.noteLow > 0) {
p.setPen(ze.color());
//p.setPen(QPen(ze.color(), lineWidth));
//Note: lineTo doen't draw a pixel on the last point of the line
p.drawLine(n, pd.height() - lineTopHalfWidth - toInt(ze.high() / zoomY) + viewBottomOffset, n, pd.height() + lineBottomHalfWidth - toInt(ze.low() / zoomY) + viewBottomOffset);
//pointArray.setPoint(pointIndex++, n, height() - lineTopHalfWidth - toInt(ze.high / zoomY) + viewBottomOffset);
//pointArray.setPoint(pointIndex++, n, height() + lineBottomHalfWidth - toInt(ze.low / zoomY) + viewBottomOffset);
}
}
//myassert(pointIndex <= width()*2);
//p.setPen(ch->color);
//p.drawLineSegments(pointArray, 0, pointIndex/2);
} else { // More pixels than samples
float err = 0.0, pitch = 0.0, prevPitch = 0.0, vol;
int intChunk = (int) floor(frameTime); // Integer version of frame time
if(intChunk < 0) intChunk = 0;
double stepSize = 1.0 / baseX; // So we skip some pixels
int x = 0, y;
//double start = 0 - stepSize;
double start = (double(intChunk) - frameTime) * stepSize;
double stop = pd.width() + (2 * stepSize);
int squareSize = (int(sqrt(stepSize)) / 2) * 2 + 1; //make it an odd number
int halfSquareSize = squareSize/2;
int penX=0, penY=0;
//topPoints.setPoint(pointIndex, toInt(start), 0);
//bottomPoints.setPoint(pointIndex++, toInt(start), height());
for (double n = start; n < stop && intChunk < (int)ch->totalChunks(); n += stepSize, intChunk++) {
myassert(intChunk >= 0);
//if (intChunk < 0) continue; // So we don't go off the beginning of the array
AnalysisData *data = ch->dataAtChunk(intChunk);
err = data->getCorrelation();
//vol = dB2ViewVal(data->logrms(), ch->rmsCeiling, ch->rmsFloor);
vol = dB2Normalised(data->getLogRms(), ch->rmsCeiling, ch->rmsFloor);
//if (err >= CERTAIN_THRESHOLD) {
//float val = MIN(ch->dataAtChunk(intChunk)->volumeValue, 1.0);
if(gdata->pitchContourMode() == 0)
//p.setPen(QPen(colorBetween(colorGroup().background(), ch->color, err*2.0-1.0), lineWidth));
//p.setPen(QPen(colorBetween(gdata->backgroundColor(), ch->color, err*sqrt(data->rms)*10.0), lineWidth));
if(viewType == DRAW_VIEW_PRINT)
p.setPen(QPen(colorBetween(QColor(255, 255, 255), ch->color, err*vol), lineWidth));
else
p.setPen(QPen(colorBetween(gdata->backgroundColor(), ch->color, err*vol), lineWidth));
else
p.setPen(QPen(ch->color, lineWidth));
x = toInt(n);
//note = (data->isValid()) ? data->note : 0.0f;
//note = (ch->isVisibleNote(data->noteIndex)) ? data->note : 0.0f;
pitch = (ch->isVisibleChunk(data)) ? data->getPitch() : 0.0f;
myassert(pitch >= 0.0 && pitch <= gdata->topPitch());
//pitch = bound(pitch, 0, gdata->topPitch());
y = pd.height() - 1 - toInt(pitch / zoomY) + viewBottomOffset;
//y = height() - 1 - int((note / zoomY) - (viewBottom / zoomY));
if(pitch > 0.0f) {
if(fabs(prevPitch - pitch) < 1.0 && n != start) { //if closer than one semi-tone from previous then draw a line between them
//p.lineTo(x, y);
p.drawLine(penX, penY, x, y);
penX = x; penY = y;
} else {
p.drawPoint(x, y);
//p.moveTo(x, y);
penX = x; penY = y;
}
if(stepSize > 10) { //draw squares on the data points
//p.setPen(invert);
p.setBrush(Qt::NoBrush);
p.drawRect(x - halfSquareSize, y - halfSquareSize, squareSize, squareSize);
//p.setPen(QPen(current, 2));
}
//} else {
// p.moveTo(x, height()-1-int(((note-viewBottom) / zoomY)));
//}
}
prevPitch = pitch;
}
}
}
//------------------------------------------------------------------------------
bool lessPitch::operator()(const AnalysisData &x, const AnalysisData &y)
{
return x.getPitch() < y.getPitch();
}