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First pass of adding direct DBC signal support to the graphing window.

Browse Source 
It mostly works now but there are several little pieces still to do.
This commit is contained in:
Collin Kidder
2016-01-11 20:45:30 -05:00
parent 62e168905a
commit cdd4f23609
7 changed files with 370 additions and 233 deletions
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graphingwindow.cpp
+225 -186
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@@ -799,178 +799,43 @@ void GraphingWindow::addNewGraph()
void GraphingWindow::appendToGraph(GraphParams &params, CANFrame &frame)
{
int64_t tempVal; //64 bit temp value.
if (params.endByte == -1 || params.startByte == params.endByte)
if (params.isDBCSignal)
{
tempVal = (frame.data[params.startByte] & params.mask);
if (params.isSigned && tempVal > 127)
{
tempVal = tempVal - 256;
}
if (secondsMode)
{
params.x.append((double)(frame.timestamp) / 1000000.0 - params.xbias);
}
else
{
params.x.append(frame.timestamp - params.xbias);
}
params.y.append((tempVal * params.scale) + params.bias);
}
else if (params.endByte > params.startByte) //big endian
else
{
float tempValue;
int64_t tempValInt;
int numBytes = (params.endByte - params.startByte) + 1;
int64_t shiftRef = 1 << (numBytes * 8);
uint64_t maskShifter;
uint8_t tempByte;
tempValInt = 0;
int64_t expon = 1;
maskShifter = params.mask;
for (int c = 0; c < numBytes; c++)
if (params.endByte == -1 || params.startByte == params.endByte)
{
tempByte = frame.data[params.endByte - c];
tempByte &= maskShifter;
tempValInt += (tempByte * expon);
expon *= 256;
maskShifter = maskShifter >> 8;
}
tempValInt &= params.mask;
int64_t twocompPoint = params.mask;
if (shiftRef < twocompPoint || twocompPoint == -1) twocompPoint = shiftRef;
//qDebug() << "two comp point: " << twocompPoint;
if (params.isSigned && tempValInt > ((twocompPoint / 2)))
{
tempValInt = tempValInt - twocompPoint;
}
tempValue = (float)tempValInt;
if (secondsMode)
{
params.x.append((double)(frame.timestamp) / 1000000.0 - params.xbias);
}
else
{
params.x.append(frame.timestamp - params.xbias);
}
params.y.append((tempValue * params.scale) + params.bias);
}
else //little endian
{
float tempValue;
int64_t tempValInt;
int numBytes = (params.startByte - params.endByte) + 1;
int64_t shiftRef = 1 << (numBytes * 8);
uint64_t maskShifter;
uint8_t tempByte;
tempValInt = 0;
int64_t expon = 1;
maskShifter = params.mask;
for (int c = 0; c < numBytes; c++)
{
tempByte = frame.data[params.endByte + c];
tempByte &= maskShifter;
tempValInt += tempByte * expon;
expon *= 256;
maskShifter = maskShifter >> 8;
}
tempValInt &= params.mask;
int64_t twocompPoint = params.mask;
if (shiftRef < twocompPoint || twocompPoint == -1) twocompPoint = shiftRef;
//qDebug() << "two comp point: " << twocompPoint;
if (params.isSigned && tempValInt > ((twocompPoint / 2)))
{
tempValInt = tempValInt - twocompPoint;
}
tempValue = (float)tempValInt;
if (secondsMode)
{
params.x.append((double)(frame.timestamp) / 1000000.0 - params.xbias);
}
else
{
params.x.append(frame.timestamp - params.xbias);
}
params.y.append((tempValue * params.scale) + params.bias);
}
params.ref->setData(params.x,params.y);
}
void GraphingWindow::createGraph(GraphParams &params, bool createGraphParam)
{
int64_t tempVal; //64 bit temp value.
float yminval=10000000.0, ymaxval = -1000000.0;
float xminval=10000000000.0, xmaxval = -10000000000.0;
GraphParams *refParam = &params;
qDebug() << "New Graph ID: " << params.ID;
qDebug() << "Start byte: " << params.startByte;
qDebug() << "End Byte: " << params.endByte;
qDebug() << "Mask: " << params.mask;
frameCache.clear();
for (int i = 0; i < modelFrames->count(); i++)
{
CANFrame thisFrame = modelFrames->at(i);
if (thisFrame.ID == params.ID) frameCache.append(thisFrame);
}
int numEntries = frameCache.count() / params.stride;
params.x.reserve(numEntries);
params.y.reserve(numEntries);
params.x.fill(0, numEntries);
params.y.fill(0, numEntries);
if (params.endByte == -1 || params.startByte == params.endByte)
{
for (int j = 0; j < numEntries; j++)
{
tempVal = (frameCache[j * params.stride].data[params.startByte] & params.mask);
tempVal = (frame.data[params.startByte] & params.mask);
if (params.isSigned && tempVal > 127)
{
tempVal = tempVal - 256;
}
if (secondsMode)
{
params.x[j] = (double)(frameCache[j].timestamp) / 1000000.0;
params.x.append((double)(frame.timestamp) / 1000000.0 - params.xbias);
}
else
{
params.x[j] = frameCache[j].timestamp;
params.x.append(frame.timestamp - params.xbias);
}
params.y[j] = (tempVal * params.scale) + params.bias;
if (params.y[j] < yminval) yminval = params.y[j];
if (params.y[j] > ymaxval) ymaxval = params.y[j];
if (params.x[j] < xminval) xminval = params.x[j];
if (params.x[j] > xmaxval) xmaxval = params.x[j];
params.y.append((tempVal * params.scale) + params.bias);
}
}
else if (params.endByte > params.startByte) //big endian
{
float tempValue;
int64_t tempValInt;
int numBytes = (params.endByte - params.startByte) + 1;
int64_t shiftRef = (uint64_t)1 << (numBytes * 8);
uint64_t maskShifter;
uint8_t tempByte;
for (int j = 0; j < numEntries; j++)
else if (params.endByte > params.startByte) //big endian
{
float tempValue;
int64_t tempValInt;
int numBytes = (params.endByte - params.startByte) + 1;
int64_t shiftRef = 1 << (numBytes * 8);
uint64_t maskShifter;
uint8_t tempByte;
tempValInt = 0;
int64_t expon = 1;
maskShifter = params.mask;
for (int c = 0; c < numBytes; c++)
{
tempByte = frameCache[j * params.stride].data[params.endByte - c];
tempByte = frame.data[params.endByte - c];
tempByte &= maskShifter;
tempValInt += (tempByte * expon);
expon *= 256;
@@ -991,36 +856,29 @@ void GraphingWindow::createGraph(GraphParams &params, bool createGraphParam)
if (secondsMode)
{
params.x[j] = (double)(frameCache[j].timestamp) / 1000000.0;
params.x.append((double)(frame.timestamp) / 1000000.0 - params.xbias);
}
else
{
params.x[j] = frameCache[j].timestamp;
params.x.append(frame.timestamp - params.xbias);
}
params.y[j] = (tempValue * params.scale) + params.bias;
if (params.y[j] < yminval) yminval = params.y[j];
if (params.y[j] > ymaxval) ymaxval = params.y[j];
if (params.x[j] < xminval) xminval = params.x[j];
if (params.x[j] > xmaxval) xmaxval = params.x[j];
params.y.append((tempValue * params.scale) + params.bias);
}
}
else //little endian
{
float tempValue;
int64_t tempValInt;
int numBytes = (params.startByte - params.endByte) + 1;
int64_t shiftRef = (uint64_t)1 << (numBytes * 8);
uint64_t maskShifter;
uint8_t tempByte;
for (int j = 0; j < numEntries; j++)
else //little endian
{
float tempValue;
int64_t tempValInt;
int numBytes = (params.startByte - params.endByte) + 1;
int64_t shiftRef = 1 << (numBytes * 8);
uint64_t maskShifter;
uint8_t tempByte;
tempValInt = 0;
int64_t expon = 1;
maskShifter = params.mask;
for (int c = 0; c < numBytes; c++)
{
tempByte = frameCache[j * params.stride].data[params.endByte + c];
tempByte = frame.data[params.endByte + c];
tempByte &= maskShifter;
tempValInt += tempByte * expon;
expon *= 256;
@@ -1040,33 +898,214 @@ void GraphingWindow::createGraph(GraphParams &params, bool createGraphParam)
if (secondsMode)
{
params.x[j] = (double)(frameCache[j].timestamp) / 1000000.0;
params.x.append((double)(frame.timestamp) / 1000000.0 - params.xbias);
}
else
{
params.x[j] = frameCache[j].timestamp;
params.x.append(frame.timestamp - params.xbias);
}
params.y[j] = (tempValue * params.scale) + params.bias;
if (params.y[j] < yminval) yminval = params.y[j];
if (params.y[j] > ymaxval) ymaxval = params.y[j];
if (params.x[j] < xminval) xminval = params.x[j];
if (params.x[j] > xmaxval) xmaxval = params.x[j];
params.y.append((tempValue * params.scale) + params.bias);
}
}
params.ref->setData(params.x,params.y);
}
void GraphingWindow::createGraph(GraphParams &params, bool createGraphParam)
{
int64_t tempVal; //64 bit temp value.
float yminval=10000000.0, ymaxval = -1000000.0;
float xminval=10000000000.0, xmaxval = -10000000000.0;
GraphParams *refParam = &params;
if (params.isDBCSignal)
{
qDebug() << "New signal graph: " << params.signal->name <<" in ID:" << params.ID;
}
else
{
qDebug() << "New Graph ID: " << params.ID;
qDebug() << "Start byte: " << params.startByte;
qDebug() << "End Byte: " << params.endByte;
qDebug() << "Mask: " << params.mask;
}
frameCache.clear();
for (int i = 0; i < modelFrames->count(); i++)
{
CANFrame thisFrame = modelFrames->at(i);
if (thisFrame.ID == params.ID) frameCache.append(thisFrame);
}
int numEntries = frameCache.count() / params.stride;
params.x.reserve(numEntries);
params.y.reserve(numEntries);
params.x.fill(0, numEntries);
params.y.fill(0, numEntries);
if (params.isDBCSignal)
{
double tempValue;
int l = 0;
for (int j = 0; j < numEntries; j++)
{
//if the given signal was found and successfully processed in this frame then add it to the graph
if (dbcHandler->processSignalDouble(frameCache[j], *params.signal, tempValue))
{
//qDebug() << "tempValue: " << tempValue;
if (secondsMode)
{
params.x[l] = (double)(frameCache[j].timestamp) / 1000000.0;
}
else
{
params.x[l] = frameCache[j].timestamp;
}
params.y[l] = tempValue;
if (params.y[l] < yminval) yminval = params.y[l];
if (params.y[l] > ymaxval) ymaxval = params.y[l];
if (params.x[l] < xminval) xminval = params.x[l];
if (params.x[l] > xmaxval) xmaxval = params.x[l];
l++;
}
}
params.x.resize(l);
params.y.resize(l);
params.x.squeeze();
params.y.squeeze();
}
else
{
if (params.endByte == -1 || params.startByte == params.endByte)
{
for (int j = 0; j < numEntries; j++)
{
tempVal = (frameCache[j * params.stride].data[params.startByte] & params.mask);
if (params.isSigned && tempVal > 127)
{
tempVal = tempVal - 256;
}
if (secondsMode)
{
params.x[j] = (double)(frameCache[j].timestamp) / 1000000.0;
}
else
{
params.x[j] = frameCache[j].timestamp;
}
params.y[j] = (tempVal * params.scale) + params.bias;
if (params.y[j] < yminval) yminval = params.y[j];
if (params.y[j] > ymaxval) ymaxval = params.y[j];
if (params.x[j] < xminval) xminval = params.x[j];
if (params.x[j] > xmaxval) xmaxval = params.x[j];
}
}
else if (params.endByte > params.startByte) //big endian
{
float tempValue;
int64_t tempValInt;
int numBytes = (params.endByte - params.startByte) + 1;
int64_t shiftRef = (uint64_t)1 << (numBytes * 8);
uint64_t maskShifter;
uint8_t tempByte;
for (int j = 0; j < numEntries; j++)
{
tempValInt = 0;
int64_t expon = 1;
maskShifter = params.mask;
for (int c = 0; c < numBytes; c++)
{
tempByte = frameCache[j * params.stride].data[params.endByte - c];
tempByte &= maskShifter;
tempValInt += (tempByte * expon);
expon *= 256;
maskShifter = maskShifter >> 8;
}
tempValInt &= params.mask;
int64_t twocompPoint = params.mask;
if (shiftRef < twocompPoint || twocompPoint == -1) twocompPoint = shiftRef;
//qDebug() << "two comp point: " << twocompPoint;
if (params.isSigned && tempValInt > ((twocompPoint / 2)))
{
tempValInt = tempValInt - twocompPoint;
}
tempValue = (float)tempValInt;
if (secondsMode)
{
params.x[j] = (double)(frameCache[j].timestamp) / 1000000.0;
}
else
{
params.x[j] = frameCache[j].timestamp;
}
params.y[j] = (tempValue * params.scale) + params.bias;
if (params.y[j] < yminval) yminval = params.y[j];
if (params.y[j] > ymaxval) ymaxval = params.y[j];
if (params.x[j] < xminval) xminval = params.x[j];
if (params.x[j] > xmaxval) xmaxval = params.x[j];
}
}
else //little endian
{
float tempValue;
int64_t tempValInt;
int numBytes = (params.startByte - params.endByte) + 1;
int64_t shiftRef = (uint64_t)1 << (numBytes * 8);
uint64_t maskShifter;
uint8_t tempByte;
for (int j = 0; j < numEntries; j++)
{
tempValInt = 0;
int64_t expon = 1;
maskShifter = params.mask;
for (int c = 0; c < numBytes; c++)
{
tempByte = frameCache[j * params.stride].data[params.endByte + c];
tempByte &= maskShifter;
tempValInt += tempByte * expon;
expon *= 256;
maskShifter = maskShifter >> 8;
}
tempValInt &= params.mask;
int64_t twocompPoint = params.mask;
if (shiftRef < twocompPoint || twocompPoint == -1) twocompPoint = shiftRef;
//qDebug() << "two comp point: " << twocompPoint;
if (params.isSigned && tempValInt > ((twocompPoint / 2)))
{
tempValInt = tempValInt - twocompPoint;
}
tempValue = (float)tempValInt;
if (secondsMode)
{
params.x[j] = (double)(frameCache[j].timestamp) / 1000000.0;
}
else
{
params.x[j] = frameCache[j].timestamp;
}
params.y[j] = (tempValue * params.scale) + params.bias;
if (params.y[j] < yminval) yminval = params.y[j];
if (params.y[j] > ymaxval) ymaxval = params.y[j];
if (params.x[j] < xminval) xminval = params.x[j];
if (params.x[j] > xmaxval) xmaxval = params.x[j];
}
}
}
params.xbias = 0;
/*
for (int ct = 0; ct < params.x.count(); ct++)
{
params.x[ct] -= xminval;
}
params.xbias = xminval;
xmaxval -= xminval;
xminval = 0;
*/
ui->graphingView->addGraph();
params.ref = ui->graphingView->graph();
if (createGraphParam)