AnalysisDataPointSetRef::AnalysisDataPointSetRef(
const AnalysisDataFrameHeader &header,
const AnalysisDataPointSetInfo &pointSetInfo,
const AnalysisDataValuesRef &values)
: header_(header),
dataSetIndex_(pointSetInfo.dataSetIndex()),
firstColumn_(pointSetInfo.firstColumn()),
values_(constArrayRefFromArray(&*values.begin() + pointSetInfo.valueOffset(),
pointSetInfo.valueCount()))
{
GMX_ASSERT(header_.isValid(),
"Invalid point set reference should not be constructed");
}
AnalysisDataFrameRef
AbstractAnalysisArrayData::tryGetDataFrameInternal(int index) const
{
if (!isAllocated())
{
return AnalysisDataFrameRef();
}
std::vector<AnalysisDataValue>::const_iterator begin
= value_.begin() + index * columnCount();
return AnalysisDataFrameRef(
AnalysisDataFrameHeader(index, xvalue(index), 0.0),
constArrayRefFromVector<AnalysisDataValue>(begin, begin + columnCount()),
constArrayRefFromArray(&pointSetInfo_, 1));
}
AnalysisDataFrameRef::AnalysisDataFrameRef(
const AnalysisDataFrameRef &frame, int firstColumn, int columnCount)
: header_(frame.header()),
values_(constArrayRefFromArray(&frame.values_[firstColumn], columnCount)),
pointSets_(frame.pointSets_)
{
// FIXME: This doesn't produce a valid internal state, although it does
// work in some cases. The point sets cannot be correctly managed here, but
// need to be handles by the data proxy class.
GMX_ASSERT(firstColumn >= 0, "Invalid first column");
GMX_ASSERT(columnCount >= 0, "Invalid column count");
GMX_ASSERT(pointSets_.size() == 1U,
"Subsets of frames only supported with simple data");
GMX_ASSERT(firstColumn + columnCount <= ssize(values_),
"Invalid last column");
}